Fix conditional enabling following arch checks for ggml-sycl (#14504)

Signed-off-by: nscipione <nicolo.scipione@codeplay.com>

.github/ISSUE_TEMPLATE/010-bug-compilation.yml

@@ -40,7 +40,7 @@ body:
     attributes:
         label: GGML backends
         description: Which GGML backends do you know to be affected?
-        options: [AMX, BLAS, CPU, CUDA, HIP, Kompute, Metal, Musa, RPC, SYCL, Vulkan]
+        options: [AMX, BLAS, CPU, CUDA, HIP, Metal, Musa, RPC, SYCL, Vulkan, OpenCL]
         multiple: true
     validations:
       required: true

.github/ISSUE_TEMPLATE/011-bug-results.yml

@@ -42,7 +42,7 @@ body:
     attributes:
         label: GGML backends
         description: Which GGML backends do you know to be affected?
-        options: [AMX, BLAS, CPU, CUDA, HIP, Kompute, Metal, Musa, RPC, SYCL, Vulkan]
+        options: [AMX, BLAS, CPU, CUDA, HIP, Metal, Musa, RPC, SYCL, Vulkan, OpenCL]
         multiple: true
     validations:
       required: true

.github/labeler.yml

@@ -1,10 +1,4 @@
 # https://github.com/actions/labeler
-Kompute:
-    - changed-files:
-        - any-glob-to-any-file:
-            - ggml/include/ggml-kompute.h
-            - ggml/src/ggml-kompute/**
-            - README-kompute.md
 Apple Metal:
     - changed-files:
         - any-glob-to-any-file:
@@ -93,3 +87,8 @@ Ascend NPU:
             - ggml/include/ggml-cann.h
             - ggml/src/ggml-cann/**
             - docs/backend/CANN.md
+OpenCL:
+    - changed-files:
+        - any-glob-to-any-file:
+            - ggml/include/ggml-opencl.h
+            - ggml/src/ggml-opencl/**

.github/workflows/build.yml

@@ -740,9 +740,6 @@ jobs:
           - build: 'llvm-arm64-opencl-adreno'
             arch: 'arm64'
             defines: '-G "Ninja Multi-Config" -D CMAKE_TOOLCHAIN_FILE=cmake/arm64-windows-llvm.cmake -DCMAKE_PREFIX_PATH="$env:RUNNER_TEMP/opencl-arm64-release" -DGGML_OPENCL=ON -DGGML_OPENCL_USE_ADRENO_KERNELS=ON'
-         # - build: 'kompute-x64'
-         #   arch: 'x64'
-         #   defines: '-G "Ninja Multi-Config" -D CMAKE_TOOLCHAIN_FILE=cmake/x64-windows-llvm.cmake -DGGML_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DGGML_RPC=ON -DGGML_BACKEND_DL=ON -DGGML_CPU_ALL_VARIANTS=ON -DGGML_OPENMP=OFF -DGGML_KOMPUTE=ON -DKOMPUTE_OPT_DISABLE_VULKAN_VERSION_CHECK=ON'
 
     steps:
       - name: Clone
@@ -756,12 +753,6 @@ jobs:
           variant: ccache
           evict-old-files: 1d
 
-      - name: Clone Kompute submodule
-        id: clone_kompute
-        if: ${{ matrix.build == 'kompute-x64' }}
-        run: |
-          git submodule update --init ggml/src/ggml-kompute/kompute
-
       - name: Download OpenBLAS
         id: get_openblas
         if: ${{ matrix.build == 'openblas-x64' }}
@@ -777,7 +768,7 @@ jobs:
 
       - name: Install Vulkan SDK
         id: get_vulkan
-        if: ${{ matrix.build == 'kompute-x64' || matrix.build == 'vulkan-x64' }}
+        if: ${{ matrix.build == 'vulkan-x64' }}
         run: |
           curl.exe -o $env:RUNNER_TEMP/VulkanSDK-Installer.exe -L "https://sdk.lunarg.com/sdk/download/${env:VULKAN_VERSION}/windows/vulkansdk-windows-X64-${env:VULKAN_VERSION}.exe"
           & "$env:RUNNER_TEMP\VulkanSDK-Installer.exe" --accept-licenses --default-answer --confirm-command install

.github/workflows/release.yml

@@ -49,7 +49,8 @@ jobs:
         run: |
           sysctl -a
           cmake -B build \
-            -DCMAKE_BUILD_RPATH="@loader_path" \
+            -DCMAKE_INSTALL_RPATH='@loader_path' \
+            -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
             -DLLAMA_FATAL_WARNINGS=ON \
             -DGGML_METAL_USE_BF16=ON \
             -DGGML_METAL_EMBED_LIBRARY=ON \
@@ -103,7 +104,8 @@ jobs:
           # Metal is disabled due to intermittent failures with Github runners not having a GPU:
           # https://github.com/ggml-org/llama.cpp/actions/runs/8635935781/job/23674807267#step:5:2313
           cmake -B build \
-            -DCMAKE_BUILD_RPATH="@loader_path" \
+            -DCMAKE_INSTALL_RPATH='@loader_path' \
+            -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
             -DLLAMA_FATAL_WARNINGS=ON \
             -DGGML_METAL=OFF \
             -DGGML_RPC=ON
@@ -160,6 +162,8 @@ jobs:
         id: cmake_build
         run: |
           cmake -B build \
+            -DCMAKE_INSTALL_RPATH='$ORIGIN' \
+            -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
             -DGGML_BACKEND_DL=ON \
             -DGGML_NATIVE=OFF \
             -DGGML_CPU_ALL_VARIANTS=ON \
@@ -211,6 +215,8 @@ jobs:
         id: cmake_build
         run: |
           cmake -B build \
+            -DCMAKE_INSTALL_RPATH='$ORIGIN' \
+            -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
             -DGGML_BACKEND_DL=ON \
             -DGGML_NATIVE=OFF \
             -DGGML_CPU_ALL_VARIANTS=ON \

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "kompute"]
-	path = ggml/src/ggml-kompute/kompute
-	url = https://github.com/nomic-ai/kompute.git

CMakeLists.txt

@@ -120,7 +120,6 @@ endfunction()
 
 llama_option_depr(FATAL_ERROR LLAMA_CUBLAS              GGML_CUDA)
 llama_option_depr(WARNING     LLAMA_CUDA                GGML_CUDA)
-llama_option_depr(WARNING     LLAMA_KOMPUTE             GGML_KOMPUTE)
 llama_option_depr(WARNING     LLAMA_METAL               GGML_METAL)
 llama_option_depr(WARNING     LLAMA_METAL_EMBED_LIBRARY GGML_METAL_EMBED_LIBRARY)
 llama_option_depr(WARNING     LLAMA_NATIVE              GGML_NATIVE)

convert_hf_to_gguf.py

@@ -4408,9 +4408,6 @@ class Gemma3NModel(Gemma3Model):
         ]
 
     def set_vocab(self):
-        with open(self.dir_model / "chat_template.jinja") as f:
-            # quick hack to make sure chat template is added
-            self.gguf_writer.add_chat_template(f.read())
         super().set_vocab()
 
     def set_gguf_parameters(self):
@@ -4781,6 +4778,14 @@ class ARwkv7Model(Rwkv7Model):
 class MambaModel(TextModel):
     model_arch = gguf.MODEL_ARCH.MAMBA
 
+    def __init__(self, dir_model: Path, *args, **kwargs):
+        # Avoid using AutoConfig for hparams
+        hparams = kwargs.pop("hparams", None)
+        if hparams is None:
+            with open(dir_model / "config.json", "r", encoding="utf-8") as f:
+                hparams = json.load(f)
+        super().__init__(dir_model, *args, hparams=hparams, **kwargs)
+
     def set_vocab(self):
         vocab_size = self.hparams["vocab_size"]
         # Round vocab size to next multiple of 8
@@ -4855,6 +4860,100 @@ class MambaModel(TextModel):
         return [(new_name, data_torch)]
 
 
+@ModelBase.register("Mamba2ForCausalLM")
+class Mamba2Model(TextModel):
+    model_arch = gguf.MODEL_ARCH.MAMBA2
+
+    def __init__(self, dir_model: Path, *args, **kwargs):
+        # Avoid using AutoConfig for hparams
+        # It wrongly assumes all Mamba2 models are Mamba-Codestral-7B-v0.1
+        hparams = kwargs.pop("hparams", None)
+        if hparams is None:
+            with open(dir_model / "config.json", "r", encoding="utf-8") as f:
+                hparams = json.load(f)
+        super().__init__(dir_model, *args, hparams=hparams, **kwargs)
+
+    def set_vocab(self):
+        vocab_size = self.hparams["vocab_size"]
+        # Round vocab size to next multiple of 16
+        pad_vocab = self.hparams.get("pad_vocab_size_multiple", 16)
+        # pad using ceiling division
+        # ref: https://stackoverflow.com/a/17511341/22827863
+        vocab_size = -(vocab_size // -pad_vocab) * pad_vocab
+        self.hparams["vocab_size"] = vocab_size
+
+        if (self.dir_model / "tokenizer.model").is_file():
+            self._set_vocab_sentencepiece()
+        elif (self.dir_model / "tokenizer.model.v3").is_file():
+            # mamba-codestral
+            raise NotImplementedError(f"Please rename {self.dir_model / 'tokenizer.model.v3'} to {self.dir_model / 'tokenizer.model'}")
+        elif (self.dir_model / "tokenizer.json").is_file():
+            self._set_vocab_gpt2()
+        else:
+            # Use the GPT-NeoX tokenizer when no tokenizer files are present
+            self._set_vocab_builtin("gpt-neox", vocab_size)
+
+    def set_gguf_parameters(self):
+        d_model = self.find_hparam(["hidden_size", "d_model", "dim"])
+        d_conv  = self.find_hparam(["conv_kernel",       "d_conv"],  optional=True) or 4
+        d_inner = self.find_hparam(["intermediate_size", "d_inner"], optional=True) or 2 * d_model
+        d_state = self.find_hparam(["state_size",        "d_state"], optional=True) or 128
+        head_dim = self.find_hparam(["head_dim"],                    optional=True) or 64
+        n_group = self.find_hparam(["n_groups"],                     optional=True) or 1
+
+        rms_norm_eps = self.find_hparam(["layer_norm_epsilon", "rms_norm_eps"], optional=True) or 1e-5
+
+        # Fail early for models which don't have a block expansion factor of 2
+        # TODO: does this really matter?
+        assert d_inner == 2 * d_model
+        assert d_inner % head_dim == 0
+
+        self.gguf_writer.add_context_length(2**20)  # arbitrary value; for those who use the default
+        self.gguf_writer.add_embedding_length(d_model)
+        self.gguf_writer.add_feed_forward_length(0)  # unused, but seemingly required when loading
+        self.gguf_writer.add_head_count(0)  # unused, but seemingly required when loading
+        self.gguf_writer.add_block_count(self.block_count)
+        self.gguf_writer.add_ssm_conv_kernel(d_conv)
+        self.gguf_writer.add_ssm_inner_size(d_inner)
+        self.gguf_writer.add_ssm_state_size(d_state)
+        self.gguf_writer.add_ssm_time_step_rank(d_inner // head_dim)
+        self.gguf_writer.add_ssm_group_count(n_group)
+        self.gguf_writer.add_layer_norm_rms_eps(rms_norm_eps)
+        self.gguf_writer.add_file_type(self.ftype)
+
+    def modify_tensors(self, data_torch: Tensor, name: str, bid: int | None) -> Iterable[tuple[str, Tensor]]:
+
+        if name.startswith("model.backbone") or name.startswith("model.lm_head"):
+            # map Mamba-Codestral-7B-v0.1 tensor names to the names used by Mamba-2
+            name = name.removeprefix("model.")
+
+        if name.endswith(".dt_bias"):
+            name = name.rpartition(".dt_bias")[0] + ".dt_proj.bias"
+
+        new_name = self.map_tensor_name(name)
+
+        if self.match_model_tensor_name(new_name, gguf.MODEL_TENSOR.SSM_CONV1D, bid):
+            data_torch = data_torch.squeeze()
+        elif any(self.match_model_tensor_name(new_name, t, bid, suffix="") for t in [
+            gguf.MODEL_TENSOR.SSM_A,
+            gguf.MODEL_TENSOR.SSM_D,
+        ]):
+            # unsqueeze A to use similar shape semantics as Mamba-1
+            # (D is also unsqueezed, but for more straightforward broadcast internally)
+            data_torch = data_torch.reshape((*data_torch.shape, 1))
+        elif self.match_model_tensor_name(new_name, gguf.MODEL_TENSOR.SSM_NORM, bid):
+            d_model = self.find_hparam(["hidden_size", "d_model", "dim"])
+            d_inner = self.find_hparam(["intermediate_size", "d_inner"], optional=True) or 2 * d_model
+            n_group = self.hparams.get("n_groups", 1)
+            data_torch = data_torch.reshape((n_group, d_inner // n_group))
+
+        if name.endswith(".A_log"):
+            logger.debug("A_log --> A ==> " + new_name)
+            data_torch = -torch.exp(data_torch)
+
+        yield (new_name, data_torch)
+
+
 @ModelBase.register("CohereForCausalLM")
 class CommandR2Model(TextModel):
     model_arch = gguf.MODEL_ARCH.COMMAND_R
@@ -6615,12 +6714,20 @@ def get_model_architecture(hparams: dict[str, Any], model_type: ModelType) -> st
     # maybe we should fallback to text model's arch in that case, since not many models have both
     text_config = hparams.get("text_config", {})
     vision_config = hparams.get("vision_config", {})
-    arch = hparams["architectures"][0]
+    arch = None
+    if (arches := hparams.get("architectures")) is not None and len(arches) > 0:
+        arch = arches[0]
+    elif "ssm_cfg" in hparams:
+        # For non-hf Mamba and Mamba2 models
+        arch = hparams["ssm_cfg"].get("layer", "Mamba") + "ForCausalLM"
+
     # if "architectures" is found in the sub-config, use that instead
     if model_type == ModelType.TEXT and text_config.get("architectures") is not None:
         arch = text_config["architectures"][0]
     elif model_type == ModelType.MMPROJ and vision_config.get("architectures") is not None:
         arch = vision_config["architectures"][0]
+    if arch is None:
+        raise ValueError("Failed to detect model architecture")
     return arch
 
 

examples/simple-chat/simple-chat.cpp

@@ -113,15 +113,16 @@ int main(int argc, char ** argv) {
         while (true) {
             // check if we have enough space in the context to evaluate this batch
             int n_ctx = llama_n_ctx(ctx);
-            int n_ctx_used = llama_memory_seq_pos_max(llama_get_memory(ctx), 0);
+            int n_ctx_used = llama_memory_seq_pos_max(llama_get_memory(ctx), 0) + 1;
             if (n_ctx_used + batch.n_tokens > n_ctx) {
                 printf("\033[0m\n");
                 fprintf(stderr, "context size exceeded\n");
                 exit(0);
             }
 
-            if (llama_decode(ctx, batch)) {
-                GGML_ABORT("failed to decode\n");
+            int ret = llama_decode(ctx, batch);
+            if (ret != 0) {
+                GGML_ABORT("failed to decode, ret = %d\n", ret);
             }
 
             // sample the next token

ggml/CMakeLists.txt

@@ -181,7 +181,6 @@ option(GGML_VULKAN_MEMORY_DEBUG             "ggml: enable Vulkan memory debug ou
 option(GGML_VULKAN_SHADER_DEBUG_INFO        "ggml: enable Vulkan shader debug info"           OFF)
 option(GGML_VULKAN_VALIDATE                 "ggml: enable Vulkan validation"                  OFF)
 option(GGML_VULKAN_RUN_TESTS                "ggml: run Vulkan tests"                          OFF)
-option(GGML_KOMPUTE                         "ggml: use Kompute"                               OFF)
 option(GGML_METAL                           "ggml: use Metal"                                 ${GGML_METAL_DEFAULT})
 option(GGML_METAL_USE_BF16                  "ggml: use bfloat if available"                   OFF)
 option(GGML_METAL_NDEBUG                    "ggml: disable Metal debugging"                   OFF)
@@ -266,7 +265,6 @@ set(GGML_PUBLIC_HEADERS
     include/ggml-cann.h
     include/ggml-cpp.h
     include/ggml-cuda.h
-    include/ggml-kompute.h
     include/ggml-opt.h
     include/ggml-metal.h
     include/ggml-rpc.h
@@ -360,6 +358,13 @@ write_basic_package_version_file(
     VERSION ${GGML_INSTALL_VERSION}
     COMPATIBILITY SameMajorVersion)
 
+target_compile_definitions(ggml-base PRIVATE
+    GGML_VERSION="${GGML_INSTALL_VERSION}"
+    GGML_COMMIT="${GGML_BUILD_COMMIT}"
+)
+message(STATUS "ggml version: ${GGML_INSTALL_VERSION}")
+message(STATUS "ggml commit:  ${GGML_BUILD_COMMIT}")
+
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/ggml-config.cmake
               ${CMAKE_CURRENT_BINARY_DIR}/ggml-version.cmake
         DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ggml)

ggml/include/ggml-kompute.h

@@ -1,50 +0,0 @@
-#pragma once
-
-#include "ggml.h"
-#include "ggml-backend.h"
-
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define GGML_KOMPUTE_MAX_DEVICES 16
-
-struct ggml_vk_device {
-    int index;
-    int type; // same as VkPhysicalDeviceType
-    size_t heapSize;
-    const char * name;
-    const char * vendor;
-    int subgroupSize;
-    uint64_t bufferAlignment;
-    uint64_t maxAlloc;
-};
-
-struct ggml_vk_device * ggml_vk_available_devices(size_t memoryRequired, size_t * count);
-bool ggml_vk_get_device(struct ggml_vk_device * device, size_t memoryRequired, const char * name);
-bool ggml_vk_has_vulkan(void);
-bool ggml_vk_has_device(void);
-struct ggml_vk_device ggml_vk_current_device(void);
-
-//
-// backend API
-//
-
-// forward declaration
-typedef struct ggml_backend * ggml_backend_t;
-
-GGML_BACKEND_API ggml_backend_t ggml_backend_kompute_init(int device);
-
-GGML_BACKEND_API bool ggml_backend_is_kompute(ggml_backend_t backend);
-
-GGML_BACKEND_API ggml_backend_buffer_type_t ggml_backend_kompute_buffer_type(int device);
-
-GGML_BACKEND_API ggml_backend_reg_t ggml_backend_kompute_reg(void);
-
-#ifdef __cplusplus
-}
-#endif

ggml/include/ggml.h

@@ -314,6 +314,13 @@
 extern "C" {
 #endif
 
+    // Function type used in fatal error callbacks
+    typedef void (*ggml_abort_callback_t)(const char * error_message);
+
+    // Set the abort callback (passing null will restore original abort functionality: printing a message to stdout)
+    // Returns the old callback for chaining
+    GGML_API ggml_abort_callback_t ggml_set_abort_callback(ggml_abort_callback_t callback);
+
     GGML_NORETURN GGML_ATTRIBUTE_FORMAT(3, 4)
     GGML_API void ggml_abort(const char * file, int line, const char * fmt, ...);
 
@@ -639,6 +646,9 @@ extern "C" {
 
     // misc
 
+    GGML_API const char * ggml_version(void);
+    GGML_API const char * ggml_commit(void);
+
     GGML_API void    ggml_time_init(void); // call this once at the beginning of the program
     GGML_API int64_t ggml_time_ms(void);
     GGML_API int64_t ggml_time_us(void);
@@ -1503,8 +1513,14 @@ extern "C" {
             struct ggml_context * ctx,
             struct ggml_tensor  * a);
 
+    // a    [ne0, ne01, ne02, ne03]
+    // mask [ne0, ne11, ne12, ne13] | ne11 >= ne01, F16 or F32, optional
+    //
+    // broadcast:
+    //   ne02 % ne12 == 0
+    //   ne03 % ne13 == 0
+    //
     // fused soft_max(a*scale + mask*(ALiBi slope))
-    // mask is optional
     // max_bias = 0.0f for no ALiBi
     GGML_API struct ggml_tensor * ggml_soft_max_ext(
             struct ggml_context * ctx,
@@ -1967,11 +1983,17 @@ extern "C" {
 
 #define GGML_KQ_MASK_PAD 64
 
-    // q:    [n_embd_k, n_batch,     n_head,    1]
-    // k:    [n_embd_k, n_kv,        n_head_kv, 1]
-    // v:    [n_embd_v, n_kv,        n_head_kv, 1] !! not transposed !!
-    // mask: [n_kv,     n_batch_pad, 1,         1] !! n_batch_pad = GGML_PAD(n_batch, GGML_KQ_MASK_PAD) !!
-    // res:  [n_embd_v, n_head,      n_batch,   1] !! permuted !!
+    // q:    [n_embd_k, n_batch,     n_head,    ne3 ]
+    // k:    [n_embd_k, n_kv,        n_head_kv, ne3 ]
+    // v:    [n_embd_v, n_kv,        n_head_kv, ne3 ] !! not transposed !!
+    // mask: [n_kv,     n_batch_pad, ne32,      ne33] !! n_batch_pad = GGML_PAD(n_batch, GGML_KQ_MASK_PAD) !!
+    // res:  [n_embd_v, n_head,      n_batch,   ne3 ] !! permuted !!
+    //
+    // broadcast:
+    //   n_head % n_head_kv == 0
+    //   n_head % ne32      == 0
+    //   ne3    % ne33      == 0
+    //
     GGML_API struct ggml_tensor * ggml_flash_attn_ext(
             struct ggml_context * ctx,
             struct ggml_tensor  * q,
@@ -2010,7 +2032,8 @@ extern "C" {
             struct ggml_tensor  * dt,
             struct ggml_tensor  * A,
             struct ggml_tensor  * B,
-            struct ggml_tensor  * C);
+            struct ggml_tensor  * C,
+            struct ggml_tensor  * ids);
 
     // partition into non-overlapping windows with padding if needed
     // example:

ggml/src/CMakeLists.txt

@@ -365,7 +365,6 @@ ggml_add_backend(BLAS)
 ggml_add_backend(CANN)
 ggml_add_backend(CUDA)
 ggml_add_backend(HIP)
-ggml_add_backend(Kompute)
 ggml_add_backend(METAL)
 ggml_add_backend(MUSA)
 ggml_add_backend(RPC)

ggml/src/ggml-backend-reg.cpp

@@ -61,10 +61,6 @@
 #include "ggml-cann.h"
 #endif
 
-#ifdef GGML_USE_KOMPUTE
-#include "ggml-kompute.h"
-#endif
-
 // disable C++17 deprecation warning for std::codecvt_utf8
 #if defined(__clang__)
 #    pragma clang diagnostic push
@@ -189,9 +185,6 @@ struct ggml_backend_registry {
 #ifdef GGML_USE_RPC
         register_backend(ggml_backend_rpc_reg());
 #endif
-#ifdef GGML_USE_KOMPUTE
-        register_backend(ggml_backend_kompute_reg());
-#endif
 #ifdef GGML_USE_CPU
         register_backend(ggml_backend_cpu_reg());
 #endif
@@ -575,7 +568,6 @@ void ggml_backend_load_all_from_path(const char * dir_path) {
     ggml_backend_load_best("cann", silent, dir_path);
     ggml_backend_load_best("cuda", silent, dir_path);
     ggml_backend_load_best("hip", silent, dir_path);
-    ggml_backend_load_best("kompute", silent, dir_path);
     ggml_backend_load_best("metal", silent, dir_path);
     ggml_backend_load_best("rpc", silent, dir_path);
     ggml_backend_load_best("sycl", silent, dir_path);

ggml/src/ggml-cann/ggml-cann.cpp

@@ -2086,6 +2086,12 @@ static bool ggml_backend_cann_supports_op(ggml_backend_dev_t dev,
                     return false;
             }
         } break;
+        case GGML_OP_SET_ROWS:
+            {
+                // TODO: add support
+                // ref: https://github.com/ggml-org/llama.cpp/pull/14274
+                return false;
+            } break;
         case GGML_OP_CPY: {
             ggml_tensor *src = op->src[0];
             if ((op->type != GGML_TYPE_F32 && op->type != GGML_TYPE_F16) ||
@@ -2187,7 +2193,6 @@ static bool ggml_backend_cann_supports_op(ggml_backend_dev_t dev,
         case GGML_OP_SQRT:
         case GGML_OP_CLAMP:
         case GGML_OP_DIAG_MASK_INF:
-        case GGML_OP_SOFT_MAX:
         case GGML_OP_SUM_ROWS:
         case GGML_OP_ARGSORT:
         case GGML_OP_ACC:
@@ -2205,6 +2210,10 @@ static bool ggml_backend_cann_supports_op(ggml_backend_dev_t dev,
         case GGML_OP_PAD_REFLECT_1D:
         case GGML_OP_COUNT_EQUAL:
             return true;
+        case GGML_OP_SOFT_MAX:
+            // TODO: support broadcast
+            // ref: https://github.com/ggml-org/llama.cpp/pull/14435
+            return !op->src[1] || (op->src[1]->ne[2] == 1 && op->src[1]->ne[3] == 1);
         case GGML_OP_FLASH_ATTN_EXT:{
             // derived from [ggml-cuda.cu]
             if(op->src[1]->type != GGML_TYPE_F16 || op->src[2]->type != GGML_TYPE_F16){
@@ -2227,6 +2236,8 @@ static bool ggml_backend_cann_supports_op(ggml_backend_dev_t dev,
                 // DeepSeek MLA
                 return false;
             }
+            // TODO: support broadcast
+            // ref: https://github.com/ggml-org/llama.cpp/pull/14435
             if (op->src[0]->ne[3] != 1) {
                 return false;
             }

ggml/src/ggml-cpu/ops.cpp

@@ -5232,14 +5232,17 @@ static void ggml_compute_forward_soft_max_f32(
     memcpy(&scale,    (float *) dst->op_params + 0, sizeof(float));
     memcpy(&max_bias, (float *) dst->op_params + 1, sizeof(float));
 
-    // TODO: handle transposed/permuted matrices
-
     const int ith = params->ith;
     const int nth = params->nth;
 
     GGML_TENSOR_UNARY_OP_LOCALS
 
-    //const int64_t ne11 = src1 ? src1->ne[1] : 1;
+    const int64_t nb11 = src1 ? src1->nb[1] : 1;
+    const int64_t nb12 = src1 ? src1->nb[2] : 1;
+    const int64_t nb13 = src1 ? src1->nb[3] : 1;
+
+    const int64_t ne12 = src1 ? src1->ne[2] : 1;
+    const int64_t ne13 = src1 ? src1->ne[3] : 1;
 
     // TODO: is this supposed to be ceil instead of floor?
     //       https://huggingface.co/mosaicml/mpt-7b/blob/main/attention.py#L370
@@ -5249,68 +5252,66 @@ static void ggml_compute_forward_soft_max_f32(
     const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
     const float m1 = powf(2.0f, -(max_bias / 2.0f) / n_head_log2);
 
-    const int nc = src0->ne[0];
-    const int nr = ggml_nrows(src0);
-
-    // rows per thread
-    const int dr = (nr + nth - 1)/nth;
-
-    // row range for this thread
-    const int ir0 = dr*ith;
-    const int ir1 = MIN(ir0 + dr, nr);
-
-    float * wp = (float *) params->wdata + (nc + CACHE_LINE_SIZE_F32) * ith;
+    float * wp = (float *) params->wdata + (ne00 + CACHE_LINE_SIZE_F32) * ith;
 
     const bool use_f16 = (src1 && src1->type == GGML_TYPE_F16);
 
-    for (int i1 = ir0; i1 < ir1; i1++) {
-        // ALiBi
-        const uint32_t h = (i1/ne01)%ne02; // head
-        const float slope = (max_bias > 0.0f) ? h < n_head_log2 ? powf(m0, h + 1) : powf(m1, 2*(h - n_head_log2) + 1) : 1.0f;
+    for (int64_t i03 = 0; i03 < ne03; i03++) {
+        for (int64_t i02 = 0; i02 < ne02; i02++) {
+            for (int64_t i01 = ith; i01 < ne01; i01 += nth) {
+                const int64_t i11 = i01;
+                const int64_t i12 = i02%ne12;
+                const int64_t i13 = i03%ne13;
 
-        float * sp = (float *)((char *) src0->data + i1*src0->nb[1]);
-        float * dp = (float *)((char *)  dst->data +  i1*dst->nb[1]);
+                // ALiBi
+                const uint32_t h = i02; // head
+                const float slope = (max_bias > 0.0f) ? h < n_head_log2 ? powf(m0, h + 1) : powf(m1, 2*(h - n_head_log2) + 1) : 1.0f;
 
-        // broadcast the mask across rows
-        ggml_fp16_t * mp_f16 = src1 ? (ggml_fp16_t *)((char *) src1->data) + (i1%ne01)*ne00 : NULL;
-        float       * mp_f32 = src1 ? (float       *)((char *) src1->data) + (i1%ne01)*ne00 : NULL;
+                float * sp = (float *)((char *) src0->data + i01*nb01 + i02*nb02 + i03*nb03);
+                float * dp = (float *)((char *)  dst->data + i01*nb1  + i02*nb2  + i03*nb3);
 
-        ggml_vec_cpy_f32  (nc, wp, sp);
-        ggml_vec_scale_f32(nc, wp, scale);
-        if (mp_f32) {
-            if (use_f16) {
-                for (int i = 0; i < nc; ++i) {
-                    wp[i] += slope*GGML_CPU_FP16_TO_FP32(mp_f16[i]);
+                // broadcast the mask across rows
+                ggml_fp16_t * mp_f16 = src1 ? (ggml_fp16_t *)((char *) src1->data + i11*nb11 + i12*nb12 + i13*nb13) : NULL;
+                float       * mp_f32 = src1 ? (float       *)((char *) src1->data + i11*nb11 + i12*nb12 + i13*nb13) : NULL;
+
+                ggml_vec_cpy_f32  (ne00, wp, sp);
+                ggml_vec_scale_f32(ne00, wp, scale);
+                if (mp_f32) {
+                    if (use_f16) {
+                        for (int i = 0; i < ne00; ++i) {
+                            wp[i] += slope*GGML_CPU_FP16_TO_FP32(mp_f16[i]);
+                        }
+                    } else {
+                        for (int i = 0; i < ne00; ++i) {
+                            wp[i] += slope*mp_f32[i];
+                        }
+                    }
                 }
-            } else {
-                for (int i = 0; i < nc; ++i) {
-                    wp[i] += slope*mp_f32[i];
+
+#ifndef NDEBUG
+                for (int i = 0; i < ne00; ++i) {
+                    //printf("p[%d] = %f\n", i, p[i]);
+                    assert(!isnan(wp[i]));
                 }
+#endif
+
+                float max = -INFINITY;
+                ggml_vec_max_f32(ne00, &max, wp);
+
+                ggml_float sum = ggml_vec_soft_max_f32(ne00, dp, wp, max);
+                assert(sum > 0.0);
+
+                sum = 1.0/sum;
+                ggml_vec_scale_f32(ne00, dp, sum);
+
+#ifndef NDEBUG
+                for (int i = 0; i < ne00; ++i) {
+                    assert(!isnan(dp[i]));
+                    assert(!isinf(dp[i]));
+                }
+#endif
             }
         }
-
-#ifndef NDEBUG
-        for (int i = 0; i < nc; ++i) {
-            //printf("p[%d] = %f\n", i, p[i]);
-            assert(!isnan(wp[i]));
-        }
-#endif
-
-        float max = -INFINITY;
-        ggml_vec_max_f32(nc, &max, wp);
-
-        ggml_float sum = ggml_vec_soft_max_f32(nc, dp, wp, max);
-        assert(sum > 0.0);
-
-        sum = 1.0/sum;
-        ggml_vec_scale_f32(nc, dp, sum);
-
-#ifndef NDEBUG
-        for (int i = 0; i < nc; ++i) {
-            assert(!isnan(dp[i]));
-            assert(!isinf(dp[i]));
-        }
-#endif
     }
 }
 
@@ -7766,7 +7767,7 @@ static void ggml_compute_forward_flash_attn_ext_f16(
     const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
     const float m1 = powf(2.0f, -(max_bias / 2.0f) / n_head_log2);
 
-    ggml_type    const k_vec_dot_type      = ggml_get_type_traits_cpu(k->type)->vec_dot_type;
+    ggml_type         const k_vec_dot_type = ggml_get_type_traits_cpu(k->type)->vec_dot_type;
     ggml_from_float_t const q_to_vec_dot   = ggml_get_type_traits_cpu(k_vec_dot_type)->from_float;
     ggml_vec_dot_t    const kq_vec_dot     = ggml_get_type_traits_cpu(k->type)->vec_dot;
     ggml_to_float_t   const v_to_float     = ggml_get_type_traits(v->type)->to_float;
@@ -7798,7 +7799,7 @@ static void ggml_compute_forward_flash_attn_ext_f16(
             memset(VKQ32, 0, DV*sizeof(float));
         }
 
-        const ggml_fp16_t * mp = mask ? (ggml_fp16_t *)((char *) mask->data + iq1*mask->nb[1]) : NULL;
+        const ggml_fp16_t * mp = mask ? (ggml_fp16_t *)((char *) mask->data + iq1*mask->nb[1] + (iq2%mask->ne[2])*mask->nb[2] + (iq3%mask->ne[3])*mask->nb[3]) : NULL;
 
         // k indices
         const int ik3 = iq3 / rk3;
@@ -8336,120 +8337,210 @@ void ggml_compute_forward_ssm_conv(
 static void ggml_compute_forward_ssm_scan_f32(
         const ggml_compute_params * params,
         ggml_tensor * dst) {
-    const ggml_tensor * src0 = dst->src[0]; // s
-    const ggml_tensor * src1 = dst->src[1]; // x
-    const ggml_tensor * src2 = dst->src[2]; // dt
-    const ggml_tensor * src3 = dst->src[3]; // A
-    const ggml_tensor * src4 = dst->src[4]; // B
-    const ggml_tensor * src5 = dst->src[5]; // C
+    const ggml_tensor * src0 = dst->src[0]; // s  {d_state, dim, n_head, n_seqs+}
+    const ggml_tensor * src1 = dst->src[1]; // x  {dim, n_head, n_seq_tokens, n_seqs}
+    const ggml_tensor * src2 = dst->src[2]; // dt {n_head, n_seq_tokens, n_seqs}
+    const ggml_tensor * src3 = dst->src[3]; // A  {d_state, n_head} or {1, n_head}
+    const ggml_tensor * src4 = dst->src[4]; // B  {d_state, n_group, n_seq_tokens, n_seqs}
+    const ggml_tensor * src5 = dst->src[5]; // C  {d_state, n_group, n_seq_tokens, n_seqs}
+    const ggml_tensor * src6 = dst->src[6]; // ids {n_seqs}
 
     const int ith = params->ith;
     const int nth = params->nth;
 
-    const int64_t nc  = src0->ne[0]; // d_state
-    const int64_t nr  = src0->ne[1]; // d_inner
-    const int64_t n_t = src1->ne[1]; // number of tokens per sequence
-    const int64_t n_s = src0->ne[2]; // number of sequences in the batch
+    const int64_t nc = src0->ne[0]; // d_state
+    const int64_t nr = src0->ne[1]; // dim
+    const int64_t nh = src1->ne[1]; // n_head
+    const int64_t ng = src4->ne[1];
+    const int64_t nt = src1->ne[2]; // number of tokens per sequence
+    const int64_t ns = src1->ne[3]; // number of sequences in the batch
 
-    GGML_ASSERT(ggml_nelements(src1) + ggml_nelements(src0) == ggml_nelements(dst));
+    // can't use ggml_nbytes because src1 is not necessarily contiguous
+    const int64_t s_off = ggml_nelements(src1) * ggml_element_size(src1);
+
+    GGML_ASSERT(ggml_nelements(src1) + nc*nr*nh*ns == ggml_nelements(dst));
     GGML_ASSERT(src0->nb[0] == sizeof(float));
     GGML_ASSERT(src1->nb[0] == sizeof(float));
     GGML_ASSERT(src2->nb[0] == sizeof(float));
     GGML_ASSERT(src3->nb[0] == sizeof(float));
     GGML_ASSERT(src4->nb[0] == sizeof(float));
     GGML_ASSERT(src5->nb[0] == sizeof(float));
-    // required for the dot product between s and C
-    GGML_ASSERT(src0->nb[1] == src0->ne[0]*sizeof(float));
-    // required for per-sequence offsets for states
-    GGML_ASSERT(src0->nb[2] == src0->ne[0]*src0->ne[1]*sizeof(float));
-    // required to get correct offset for state destination (i.e. src1->nb[3])
-    GGML_ASSERT(src1->nb[3] == src1->ne[0]*src1->ne[1]*src1->ne[2]*sizeof(float));
+    GGML_ASSERT(src6->nb[0] == sizeof(int32_t));
+    // allows optimizing the modulo since n_group should be a power of 2
+    GGML_ASSERT((ng & -ng) == ng);
 
-    // rows per thread
-    const int dr = (nr + nth - 1)/nth;
+    // heads per thread
+    const int dh = (nh + nth - 1)/nth;
 
-    // row range for this thread
-    const int ir0 = dr*ith;
-    const int ir1 = MIN(ir0 + dr, nr);
-    const int ir  = ir1 - ir0;
+    // head range for this thread
+    const int ih0 = dh*ith;
+    const int ih1 = MIN(ih0 + dh, nh);
 
-    #ifdef __ARM_FEATURE_SVE
-        for (int i3 = 0; i3 < n_s; ++i3) {
-            for (int i2 = 0; i2 < n_t; ++i2) {
-                const float * s0 = (const float *) ((const char *) src0->data + ir0*(src0->nb[1]) + i3*(src0->nb[2])); // {d_state, d_inner, n_s}
-                const float * x  = (const float *) ((const char *) src1->data + ir0*(src1->nb[0]) + i2*(src1->nb[1]) + i3*(src1->nb[2])); // {d_inner, n_t, n_s}
-                const float * dt = (const float *) ((const char *) src2->data + ir0*(src2->nb[0]) + i2*(src2->nb[1]) + i3*(src2->nb[2])); // {d_inner, n_t, n_s}
-                const float * A  = (const float *) ((const char *) src3->data + ir0*(src3->nb[1])); // {d_state, d_inner}
-                const float * B  = (const float *) ((const char *) src4->data +  i2*(src4->nb[1]) + i3*(src4->nb[2])); // {d_state, n_t, n_s}
-                const float * C  = (const float *) ((const char *) src5->data +  i2*(src5->nb[1]) + i3*(src5->nb[2])); // {d_state, n_t, n_s}
-                    float * y  = (      float *) ((      char *) dst->data  + ir0*(src1->nb[0]) + i2*(src1->nb[1]) + i3*(src1->nb[2])); // {d_inner, n_t, n_s}
-                    float * s  = (      float *) ((      char *) dst->data  + ir0*(src0->nb[1]) + i3*(src0->nb[2]) +     src1->nb[3]);  // {d_state, d_inner, n_s}
+    const int32_t * ids = (const int32_t *) src6->data;
 
-                // use the output as the source for the next token-wise iterations
-                if (i2 > 0) { s0 = s; }
+    for (int i3 = 0; i3 < ns; ++i3) {
+        const float * s0 = (const float *) ((const char *) src0->data + ids[i3]*(src0->nb[3])); // {d_state, dim, nh, ns}
+              float * s  = (      float *) ((      char *) dst->data  + i3*(src0->nb[3]) + s_off); // {d_state, dim, nh, ns}
 
-                // d_inner
-                for (int i1 = 0; i1 < ir; ++i1) {
-                    float dt_soft_plus = dt[i1] <= 20.0f ? log1pf(expf(dt[i1])) : dt[i1];
-                    float x_dt = x[i1] * dt_soft_plus;
-                    svfloat32_t vx_dt = GGML_F32_VEC_SET1(x_dt);
-                    svfloat32_t vdt_soft_plus = GGML_F32_VEC_SET1(dt_soft_plus);
-                    svfloat32_t r1_vector = GGML_F32_VEC_ZERO;
+        for (int i2 = 0; i2 < nt; ++i2) {
+            const float * x  = (const float *) ((const char *) src1->data + i2*(src1->nb[2]) + i3*(src1->nb[3])); // {dim, nh, nt, ns}
+            const float * dt = (const float *) ((const char *) src2->data + i2*(src2->nb[1]) + i3*(src2->nb[2])); // {nh, nt, ns}
+            const float * A  = (const float *) ((const char *) src3->data); // {d_state, nh} or {1, nh}
+            const float * B  = (const float *) ((const char *) src4->data + i2*(src4->nb[2]) + i3*(src4->nb[3])); // {d_state, ng, nt, ns}
+            const float * C  = (const float *) ((const char *) src5->data + i2*(src5->nb[2]) + i3*(src5->nb[3])); // {d_state, ng, nt, ns}
+                  float * y  = (      float *) ((      char *) dst->data + i2*(nh*nr*sizeof(float)) + i3*(nt*nh*nr*sizeof(float))); // {dim, nh, nt, ns}
 
-                    for (int64_t k = 0; k < nc; k += svcntw()) {
-                        svfloat32_t vA = GGML_F32_VEC_LOAD(&A[i1*nc + k]);
-                        svfloat32_t vB = GGML_F32_VEC_LOAD(&B[k]);
-                        svfloat32_t vC = GGML_F32_VEC_LOAD(&C[k]);
-                        svfloat32_t vs0 = GGML_F32_VEC_LOAD(&s0[i1*nc + k]);
+            if (src3->ne[0] == 1) {
+                // Mamba-2 has a scalar decay factor per head; dA can be outside the state-wise loop
 
-                        svfloat32_t t1 = GGML_F32_VEC_MUL(vdt_soft_plus, vA);
-                        t1 = exp_ps_sve(svptrue_b32(), t1);
-                        svfloat32_t t2 = GGML_F32_VEC_MUL(vx_dt, vB);
+                // n_head
+                for (int h = ih0; h < ih1; ++h) {
+                    // ref: https://github.com/state-spaces/mamba/blob/62db608da60f6fc790b8ed9f4b3225e95ca15fde/mamba_ssm/ops/triton/softplus.py#L16
+                    const float dt_soft_plus = dt[h] <= 20.0f ? log1pf(expf(dt[h])) : dt[h];
+                    const float dA = expf(dt_soft_plus * A[h]);
 
-                        vs0 = GGML_F32_VEC_FMA(vs0, t1, t2);
-                        r1_vector = GGML_F32_VEC_ADD(GGML_F32_VEC_MUL(vs0, vC), r1_vector);
+                    // dim
+                    for (int i1 = 0; i1 < nr; ++i1) {
+                        const int ii = i1 + h*nr;
+                        const float x_dt = x[ii] * dt_soft_plus;
+                        float sumf = 0.0f;
+#if defined(GGML_SIMD)
+    #if defined(__ARM_FEATURE_SVE)
+                        const int ggml_f32_epr = svcntw();
+                        const int ggml_f32_step = 1 * ggml_f32_epr;
 
-                        GGML_F32_VEC_STORE(&s[i1*nc + k], vs0);
-                    }
-                    y[i1] = GGML_F32xt_REDUCE_ONE(r1_vector);
-                }
-            }
-        }
+                        const int np = (nc & ~(ggml_f32_step - 1));
+
+                        GGML_F32_VEC sum = GGML_F32_VEC_ZERO;
+
+                        GGML_F32_VEC adA = GGML_F32_VEC_SET1(dA);
+                        GGML_F32_VEC axdt = GGML_F32_VEC_SET1(x_dt);
+
+                        for (int i = 0; i < np; i += ggml_f32_step) {
+                            // TODO: maybe unroll more?
+                            for (int j = 0; j < 1; j++) {
+                                GGML_F32_VEC t0 = GGML_F32_VEC_LOAD(s0 + i + j*ggml_f32_epr + ii*nc);
+                                GGML_F32_VEC t1 = GGML_F32_VEC_LOAD(B + i + j*ggml_f32_epr + (h & (ng - 1))*nc);
+                                GGML_F32_VEC t2 = GGML_F32_VEC_LOAD(C + i + j*ggml_f32_epr + (h & (ng - 1))*nc);
+
+                                t0 = GGML_F32_VEC_MUL(t0, adA);
+                                t1 = GGML_F32_VEC_MUL(t1, axdt);
+
+                                t0 = GGML_F32_VEC_ADD(t0, t1);
+
+                                sum = GGML_F32_VEC_FMA(sum, t0, t2);
+
+                                GGML_F32_VEC_STORE(s + i + j*ggml_f32_epr + ii*nc, t0);
+                            }
+                        }
+
+                        sumf = GGML_F32xt_REDUCE_ONE(sum);
     #else
-        for (int i3 = 0; i3 < n_s; ++i3) {
-            for (int i2 = 0; i2 < n_t; ++i2) {
-                const float * s0 = (const float *) ((const char *) src0->data + ir0*(src0->nb[1]) + i3*(src0->nb[2])); // {d_state, d_inner, n_s}
-                const float * x  = (const float *) ((const char *) src1->data + ir0*(src1->nb[0]) + i2*(src1->nb[1]) + i3*(src1->nb[2])); // {d_inner, n_t, n_s}
-                const float * dt = (const float *) ((const char *) src2->data + ir0*(src2->nb[0]) + i2*(src2->nb[1]) + i3*(src2->nb[2])); // {d_inner, n_t, n_s}
-                const float * A  = (const float *) ((const char *) src3->data + ir0*(src3->nb[1])); // {d_state, d_inner}
-                const float * B  = (const float *) ((const char *) src4->data +  i2*(src4->nb[1]) + i3*(src4->nb[2])); // {d_state, n_t, n_s}
-                const float * C  = (const float *) ((const char *) src5->data +  i2*(src5->nb[1]) + i3*(src5->nb[2])); // {d_state, n_t, n_s}
-                    float * y  = (      float *) ((      char *) dst->data  + ir0*(src1->nb[0]) + i2*(src1->nb[1]) + i3*(src1->nb[2])); // {d_inner, n_t, n_s}
-                    float * s  = (      float *) ((      char *) dst->data  + ir0*(src0->nb[1]) + i3*(src0->nb[2]) +     src1->nb[3]);  // {d_state, d_inner, n_s}
+                        const int np = (nc & ~(GGML_F32_STEP - 1));
 
-                // use the output as the source for the next token-wise iterations
-                if (i2 > 0) { s0 = s; }
+                        GGML_F32_VEC sum[GGML_F32_ARR] = { GGML_F32_VEC_ZERO };
 
-                // d_inner
-                for (int i1 = 0; i1 < ir; ++i1) {
-                    // ref: https://github.com/state-spaces/mamba/blob/34076d664838588a3c97727b263478ab9f621a07/mamba_ssm/ops/triton/selective_state_update.py#L78
-                    float dt_soft_plus = dt[i1] <= 20.0f ? log1pf(expf(dt[i1])) : dt[i1];
-                    float x_dt = x[i1] * dt_soft_plus;
-                    float sumf = 0.0f;
-                    // d_state
-                    for (int i0 = 0; i0 < nc; ++i0) {
-                        int i = i0 + i1*nc;
-                        // state = prev_state * dA + dB * x
-                        float state = (s0[i] * expf(dt_soft_plus * A[i])) + (B[i0] * x_dt);
-                        // y = rowwise_dotprod(state, C)
-                        sumf += state * C[i0];
-                        s[i] = state;
+                        GGML_F32_VEC adA = GGML_F32_VEC_SET1(dA);
+                        GGML_F32_VEC axdt = GGML_F32_VEC_SET1(x_dt);
+
+                        GGML_F32_VEC ax[GGML_F32_ARR];
+                        GGML_F32_VEC ay[GGML_F32_ARR];
+                        GGML_F32_VEC az[GGML_F32_ARR];
+
+                        for (int i = 0; i < np; i += GGML_F32_STEP) {
+                            for (int j = 0; j < GGML_F32_ARR; j++) {
+                                ax[j] = GGML_F32_VEC_LOAD(s0 + i + j*GGML_F32_EPR + ii*nc);
+                                ay[j] = GGML_F32_VEC_LOAD(B + i + j*GGML_F32_EPR + (h & (ng - 1))*nc);
+                                az[j] = GGML_F32_VEC_LOAD(C + i + j*GGML_F32_EPR + (h & (ng - 1))*nc);
+
+                                ax[j] = GGML_F32_VEC_MUL(ax[j], adA);
+                                ay[j] = GGML_F32_VEC_MUL(ay[j], axdt);
+
+                                ax[j] = GGML_F32_VEC_ADD(ax[j], ay[j]);
+
+                                sum[j] = GGML_F32_VEC_FMA(sum[j], ax[j], az[j]);
+
+                                GGML_F32_VEC_STORE(s + i + j*GGML_F32_EPR + ii*nc, ax[j]);
+                            }
+                        }
+
+                        // reduce sum0..sum3 to sum0
+                        GGML_F32_VEC_REDUCE(sumf, sum);
+    #endif
+#else
+                        const int np = 0;
+#endif
+                        // d_state
+                        for (int i0 = np; i0 < nc; ++i0) {
+                            const int i = i0 + ii*nc;
+                            const int ig = i0 + (h & (ng - 1))*nc;
+                            // state = prev_state * dA + dB * x
+                            const float state = (s0[i] * dA) + (B[ig] * x_dt);
+                            // y = rowwise_dotprod(state, C)
+                            sumf += state * C[ig];
+                            s[i] = state;
+                        }
+                        y[ii] = sumf;
+                    }
+                }
+            } else {
+                // Mamba-1 has an element-wise decay factor for the states
+
+                // n_head
+                for (int h = ih0; h < ih1; ++h) {
+                    // ref: https://github.com/state-spaces/mamba/blob/62db608da60f6fc790b8ed9f4b3225e95ca15fde/mamba_ssm/ops/triton/softplus.py#L16
+                    const float dt_soft_plus = dt[h] <= 20.0f ? log1pf(expf(dt[h])) : dt[h];
+
+                    // dim
+                    for (int i1 = 0; i1 < nr; ++i1) {
+                        const int ii = i1 + h*nr;
+                        const float x_dt = x[ii] * dt_soft_plus;
+#if defined(__ARM_FEATURE_SVE)
+                        svfloat32_t vx_dt = GGML_F32_VEC_SET1(x_dt);
+                        svfloat32_t vdt_soft_plus = GGML_F32_VEC_SET1(dt_soft_plus);
+                        svfloat32_t r1_vector = GGML_F32_VEC_ZERO;
+
+                        // d_state
+                        // TODO: what happens when (d_state % svcntw()) != 0?
+                        for (int64_t k = 0; k < nc; k += svcntw()) {
+                            svfloat32_t vA = GGML_F32_VEC_LOAD(&A[h*nc + k]);
+                            svfloat32_t vB = GGML_F32_VEC_LOAD(&B[k + (h & (ng - 1))*nc]);
+                            svfloat32_t vC = GGML_F32_VEC_LOAD(&C[k + (h & (ng - 1))*nc]);
+                            svfloat32_t vs0 = GGML_F32_VEC_LOAD(&s0[ii*nc + k]);
+
+                            svfloat32_t t1 = GGML_F32_VEC_MUL(vdt_soft_plus, vA);
+                            t1 = exp_ps_sve(svptrue_b32(), t1);
+                            svfloat32_t t2 = GGML_F32_VEC_MUL(vx_dt, vB);
+
+                            vs0 = GGML_F32_VEC_FMA(t2, vs0, t1);
+                            r1_vector = GGML_F32_VEC_ADD(GGML_F32_VEC_MUL(vs0, vC), r1_vector);
+
+                            GGML_F32_VEC_STORE(&s[ii*nc + k], vs0);
+                        }
+                        y[ii] = GGML_F32xt_REDUCE_ONE(r1_vector);
+#else
+                        float sumf = 0.0f;
+                        // NOTE: can't really use GGML_SIMD here because d_state is usually 16
+                        //       and also because expf is used within the loop.
+                        // d_state
+                        for (int i0 = 0; i0 < nc; ++i0) {
+                            const int i = i0 + ii*nc;
+                            const int ig = i0 + (h & (ng - 1))*nc;
+                            // state = prev_state * dA + dB * x
+                            const float state = (s0[i] * expf(dt_soft_plus * A[i0 + h*nc])) + (B[ig] * x_dt);
+                            // y = rowwise_dotprod(state, C)
+                            sumf += state * C[ig];
+                            s[i] = state;
+                        }
+                        y[ii] = sumf;
+#endif
                     }
-                    y[i1] = sumf;
                 }
             }
+            // use the output as the source when it's not the first token-wise iteration
+            s0 = s;
         }
-    #endif
+    }
 }
 
 void ggml_compute_forward_ssm_scan(

ggml/src/ggml-cpu/simd-mappings.h

@@ -189,7 +189,7 @@ inline static float ggml_lookup_fp16_to_fp32(ggml_fp16_t f) {
 #define GGML_F32xt_LOAD(...)              GGML_F32xt_LOAD_IMPL(DEFAULT_PG, __VA_ARGS__)
 #define GGML_F32xt_STORE_IMPL(pg,a,b)     svst1_f32(pg, a, b)
 #define GGML_F32xt_STORE(...)             GGML_F32xt_STORE_IMPL(DEFAULT_PG, __VA_ARGS__)
-#define GGML_F32xt_FMA_IMPL(pg, a, b, c)  svmad_f32_m(pg, a, b, c)
+#define GGML_F32xt_FMA_IMPL(pg, a, b, c)  svmad_f32_m(pg, b, c, a)
 #define GGML_F32xt_FMA(...)               GGML_F32xt_FMA_IMPL(DEFAULT_PG, __VA_ARGS__)
 #define GGML_F32xt_ADD_IMPL(pg, a, b)     svadd_f32_m(pg, a, b)
 #define GGML_F32xt_ADD(...)               GGML_F32xt_ADD_IMPL(DEFAULT_PG, __VA_ARGS__)

ggml/src/ggml-cpu/vec.cpp

@@ -37,35 +37,35 @@ void ggml_vec_dot_f32(int n, float * GGML_RESTRICT s, size_t bs, const float * G
         for (int i = 0; i < np; i += ggml_f32_step) {
             ax1 = GGML_F32_VEC_LOAD(x + i);
             ay1 = GGML_F32_VEC_LOAD(y + i);
-            sum1 = GGML_F32_VEC_FMA(ax1, ay1, sum1);
+            sum1 = GGML_F32_VEC_FMA(sum1, ax1, ay1);
 
             ax2 = GGML_F32_VEC_LOAD(x + i + 1*ggml_f32_epr);
             ay2 = GGML_F32_VEC_LOAD(y + i + 1*ggml_f32_epr);
-            sum2 = GGML_F32_VEC_FMA(ax2, ay2, sum2);
+            sum2 = GGML_F32_VEC_FMA(sum2, ax2, ay2);
 
             ax3 = GGML_F32_VEC_LOAD(x + i + 2*ggml_f32_epr);
             ay3 = GGML_F32_VEC_LOAD(y + i + 2*ggml_f32_epr);
-            sum3 = GGML_F32_VEC_FMA(ax3, ay3, sum3);
+            sum3 = GGML_F32_VEC_FMA(sum3, ax3, ay3);
 
             ax4 = GGML_F32_VEC_LOAD(x + i + 3*ggml_f32_epr);
             ay4 = GGML_F32_VEC_LOAD(y + i + 3*ggml_f32_epr);
-            sum4 = GGML_F32_VEC_FMA(ax4, ay4, sum4);
+            sum4 = GGML_F32_VEC_FMA(sum4, ax4, ay4);
 
             ax5 = GGML_F32_VEC_LOAD(x + i + 4*ggml_f32_epr);
             ay5 = GGML_F32_VEC_LOAD(y + i + 4*ggml_f32_epr);
-            sum5 = GGML_F32_VEC_FMA(ax5, ay5, sum5);
+            sum5 = GGML_F32_VEC_FMA(sum5, ax5, ay5);
 
             ax6 = GGML_F32_VEC_LOAD(x + i + 5*ggml_f32_epr);
             ay6 = GGML_F32_VEC_LOAD(y + i + 5*ggml_f32_epr);
-            sum6 = GGML_F32_VEC_FMA(ax6, ay6, sum6);
+            sum6 = GGML_F32_VEC_FMA(sum6, ax6, ay6);
 
             ax7 = GGML_F32_VEC_LOAD(x + i + 6*ggml_f32_epr);
             ay7 = GGML_F32_VEC_LOAD(y + i + 6*ggml_f32_epr);
-            sum7 = GGML_F32_VEC_FMA(ax7, ay7, sum7);
+            sum7 = GGML_F32_VEC_FMA(sum7, ax7, ay7);
 
             ax8 = GGML_F32_VEC_LOAD(x + i + 7*ggml_f32_epr);
             ay8 = GGML_F32_VEC_LOAD(y + i + 7*ggml_f32_epr);
-            sum8 = GGML_F32_VEC_FMA(ax8, ay8, sum8);
+            sum8 = GGML_F32_VEC_FMA(sum8, ax8, ay8);
         }
         // leftovers
         // Since 8 unrolls are done in above loop, leftovers lie in range [0, ggml_f32_step] which is handled in below loop
@@ -73,7 +73,7 @@ void ggml_vec_dot_f32(int n, float * GGML_RESTRICT s, size_t bs, const float * G
         for (int i = np; i < np2; i += ggml_f32_epr) {
             ax1 = GGML_F32_VEC_LOAD(x + i);
             ay1 = GGML_F32_VEC_LOAD(y + i);
-            sum1 = GGML_F32_VEC_FMA(ax1, ay1, sum1);
+            sum1 = GGML_F32_VEC_FMA(sum1, ax1, ay1);
         }
         // maximum number of leftover elements will be less that ggml_f32_epr. Apply predicated svmad on available elements only
         if (np2 < n) {

ggml/src/ggml-cpu/vec.h

@@ -163,49 +163,49 @@ inline static void ggml_vec_mad_f32(const int n, float * GGML_RESTRICT y, const
 
             ax1 = GGML_F32_VEC_LOAD(x + i);
             ay1 = GGML_F32_VEC_LOAD(y + i);
-            ay1 = GGML_F32_VEC_FMA(ax1, vx, ay1);
+            ay1 = GGML_F32_VEC_FMA(ay1, ax1, vx);
 
             GGML_F32_VEC_STORE(y + i, ay1);
 
             ax2 = GGML_F32_VEC_LOAD(x + i + 1*ggml_f32_epr);
             ay2 = GGML_F32_VEC_LOAD(y + i + 1*ggml_f32_epr);
-            ay2 = GGML_F32_VEC_FMA(ax2, vx, ay2);
+            ay2 = GGML_F32_VEC_FMA(ay2, ax2, vx);
 
             GGML_F32_VEC_STORE(y + i + 1*ggml_f32_epr, ay2);
 
             ax3 = GGML_F32_VEC_LOAD(x + i + 2*ggml_f32_epr);
             ay3 = GGML_F32_VEC_LOAD(y + i + 2*ggml_f32_epr);
-            ay3 = GGML_F32_VEC_FMA(ax3, vx, ay3);
+            ay3 = GGML_F32_VEC_FMA(ay3, ax3, vx);
 
             GGML_F32_VEC_STORE(y + i + 2*ggml_f32_epr, ay3);
 
             ax4 = GGML_F32_VEC_LOAD(x + i + 3*ggml_f32_epr);
             ay4 = GGML_F32_VEC_LOAD(y + i + 3*ggml_f32_epr);
-            ay4 = GGML_F32_VEC_FMA(ax4, vx, ay4);
+            ay4 = GGML_F32_VEC_FMA(ay4, ax4, vx);
 
             GGML_F32_VEC_STORE(y + i + 3*ggml_f32_epr, ay4);
 
             ax5 = GGML_F32_VEC_LOAD(x + i + 4*ggml_f32_epr);
             ay5 = GGML_F32_VEC_LOAD(y + i + 4*ggml_f32_epr);
-            ay5 = GGML_F32_VEC_FMA(ax5, vx, ay5);
+            ay5 = GGML_F32_VEC_FMA(ay5, ax5, vx);
 
             GGML_F32_VEC_STORE(y + i + 4*ggml_f32_epr, ay5);
 
             ax6 = GGML_F32_VEC_LOAD(x + i + 5*ggml_f32_epr);
             ay6 = GGML_F32_VEC_LOAD(y + i + 5*ggml_f32_epr);
-            ay6 = GGML_F32_VEC_FMA(ax6, vx, ay6);
+            ay6 = GGML_F32_VEC_FMA(ay6, ax6, vx);
 
             GGML_F32_VEC_STORE(y + i + 5*ggml_f32_epr, ay6);
 
             ax7 = GGML_F32_VEC_LOAD(x + i + 6*ggml_f32_epr);
             ay7 = GGML_F32_VEC_LOAD(y + i + 6*ggml_f32_epr);
-            ay7 = GGML_F32_VEC_FMA(ax7, vx, ay7);
+            ay7 = GGML_F32_VEC_FMA(ay7, ax7, vx);
 
             GGML_F32_VEC_STORE(y + i + 6*ggml_f32_epr, ay7);
 
             ax8 = GGML_F32_VEC_LOAD(x + i + 7*ggml_f32_epr);
             ay8 = GGML_F32_VEC_LOAD(y + i + 7*ggml_f32_epr);
-            ay8 = GGML_F32_VEC_FMA(ax8, vx, ay8);
+            ay8 = GGML_F32_VEC_FMA(ay8, ax8, vx);
 
             GGML_F32_VEC_STORE(y + i + 7*ggml_f32_epr, ay8);
         }
@@ -215,7 +215,7 @@ inline static void ggml_vec_mad_f32(const int n, float * GGML_RESTRICT y, const
         for (int i = np; i < np2; i += ggml_f32_epr) {
             ax1 = GGML_F32_VEC_LOAD(x + i);
             ay1 = GGML_F32_VEC_LOAD(y + i);
-            ay1 = GGML_F32_VEC_FMA(ax1, vx, ay1);
+            ay1 = GGML_F32_VEC_FMA(ay1, ax1, vx);
 
             GGML_F32_VEC_STORE(y + i, ay1);
         }

ggml/src/ggml-cuda/common.cuh

@@ -175,6 +175,20 @@ static const char * cu_get_error_str(CUresult err) {
 #define CU_CHECK(err) CUDA_CHECK_GEN(err, CUDA_SUCCESS, cu_get_error_str)
 #endif
 
+#if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
+#define CUDA_SET_SHARED_MEMORY_LIMIT(kernel, nbytes) \
+    do { \
+        static bool shared_memory_limit_raised[GGML_CUDA_MAX_DEVICES] = {false}; \
+        const int id = ggml_cuda_get_device(); \
+        if (!shared_memory_limit_raised[id]) { \
+            CUDA_CHECK(cudaFuncSetAttribute(kernel, cudaFuncAttributeMaxDynamicSharedMemorySize, nbytes)); \
+            shared_memory_limit_raised[id] = true; \
+        } \
+    } while (0)
+#else
+#define CUDA_SET_SHARED_MEMORY_LIMIT(kernel, nbytes) do {} while (0)
+#endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
+
 #if CUDART_VERSION >= 11010 || defined(GGML_USE_MUSA)
 #define GGML_CUDA_ASSUME(x) __builtin_assume(x)
 #else

ggml/src/ggml-cuda/cross-entropy-loss.cu

@@ -123,13 +123,7 @@ void ggml_cuda_cross_entropy_loss(ggml_backend_cuda_context & ctx, ggml_tensor *
     ggml_cuda_pool_alloc<float> dst_tmp(pool, blocks_num.x);
 
     if (nbytes_shared <= smpbo) {
-#if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
-        static bool shared_memory_limit_raised[GGML_CUDA_MAX_DEVICES] = {false};
-        if (!shared_memory_limit_raised[id]) {
-            CUDA_CHECK(cudaFuncSetAttribute(cross_entropy_loss_f32<true>, cudaFuncAttributeMaxDynamicSharedMemorySize, smpbo));
-            shared_memory_limit_raised[id] = true;
-        }
-#endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
+        CUDA_SET_SHARED_MEMORY_LIMIT((cross_entropy_loss_f32<true>), smpbo);
         cross_entropy_loss_f32<true><<<blocks_num, blocks_dim, nbytes_shared, stream>>>(src0_d, src1_d, dst_tmp.ptr, ne00, nrows);
     } else {
         cross_entropy_loss_f32<false><<<blocks_num, blocks_dim, 0, stream>>>(src0_d, src1_d, dst_tmp.ptr, ne00, nrows);
@@ -175,13 +169,7 @@ void ggml_cuda_cross_entropy_loss_back(ggml_backend_cuda_context & ctx, ggml_ten
     const size_t smpbo = ggml_cuda_info().devices[id].smpbo;
 
     if (nbytes_shared <= smpbo) {
-#if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
-        static bool shared_memory_limit_raised[GGML_CUDA_MAX_DEVICES] = {false};
-        if (!shared_memory_limit_raised[id]) {
-            CUDA_CHECK(cudaFuncSetAttribute(cross_entropy_loss_back_f32<true>, cudaFuncAttributeMaxDynamicSharedMemorySize, smpbo));
-            shared_memory_limit_raised[id] = true;
-        }
-#endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
+        CUDA_SET_SHARED_MEMORY_LIMIT((cross_entropy_loss_back_f32<true>), smpbo);
         cross_entropy_loss_back_f32<true><<<blocks_num, blocks_dim, nbytes_shared, stream>>>(grad_d, src0f_d, src1f_d, dst_d, ne00);
     } else {
         cross_entropy_loss_back_f32<false><<<blocks_num, blocks_dim, 0, stream>>>(grad_d, src0f_d, src1f_d, dst_d, ne00);

ggml/src/ggml-cuda/fattn-common.cuh

@@ -32,7 +32,9 @@ typedef void (* fattn_kernel_t)(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -851,7 +853,8 @@ void launch_fattn(
         scale, max_bias, m0, m1, n_head_log2, logit_softcap,
         Q->ne[0], Q->ne[1], Q->ne[2], Q->ne[3],
         K->ne[0], K->ne[1], K->ne[2], K->ne[3],
-        mask ? mask->ne[1] : 0, mask ?  mask->nb[1] : 0,
+        mask ? mask->ne[1] : 0, mask ? mask->ne[2] : 0,
+        mask ? mask->nb[1] : 0, mask ? mask->nb[2] : 0,
         Q->nb[1], Q->nb[2], Q->nb[3],
         nb11, nb12, nb13,
         nb21, nb22, nb23,

ggml/src/ggml-cuda/fattn-mma-f16.cuh

@@ -1223,7 +1223,9 @@ static __global__ void flash_attn_ext_f16(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -1288,7 +1290,8 @@ static __global__ void flash_attn_ext_f16(
 
         const float2 * Q_f2    = (const float2 *) (Q + nb02* channel*ncols2);
         const half2  * K_h2    = (const half2  *) (K + nb12*(channel*ncols2 / gqa_ratio));
-        const half2  * mask_h2 = ncols2 > 1 || mask ? (const half2  *) mask + (nb31/sizeof(half2))*jt*ncols1 : nullptr;
+        const half2  * mask_h2 = ncols2 == 1 && !mask ? nullptr :
+            (const half2  *) (mask + nb32*(channel % ne32) + nb31*jt*ncols1);
         float2       * dstk    = ((float2 *) dst) + channel*(ncols2 * DV/2);
 
         const half2 * V_h2 = mla ? K_h2 + (DKQ/2 - DV/2) : (const half2 *) (V + nb22*(channel*ncols2 / gqa_ratio));
@@ -1327,7 +1330,8 @@ static __global__ void flash_attn_ext_f16(
 
     const float2 * Q_f2    = (const float2 *) (Q + nb02* channel*ncols2);
     const half2  * K_h2    = (const half2  *) (K + nb12*(channel*ncols2 / gqa_ratio));
-    const half2  * mask_h2 = ncols2 > 1 || mask ? (const half2  *) mask + (nb31/sizeof(half2))*jt*ncols1 : nullptr;
+    const half2  * mask_h2 = ncols2 == 1 && !mask ? nullptr :
+        (const half2  *) (mask + nb32*(channel % ne32) + nb31*jt*ncols1);
     float2       * dstk    = ((float2 *) dst) + channel*(ncols2 * DV/2);
 
     const half2 * V_h2 = mla ? K_h2 + (DKQ/2 - DV/2) : (const half2 *) (V + nb22*(channel*ncols2 / gqa_ratio));
@@ -1348,8 +1352,8 @@ static __global__ void flash_attn_ext_f16(
     GGML_UNUSED(max_bias); GGML_UNUSED(m0); GGML_UNUSED(m1);
     GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap); GGML_UNUSED(ne00);
     GGML_UNUSED(ne01); GGML_UNUSED(ne02); GGML_UNUSED(ne03); GGML_UNUSED(ne10);
-    GGML_UNUSED(ne11); GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31);
-    GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02); GGML_UNUSED(nb03);
+    GGML_UNUSED(ne11); GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31); GGML_UNUSED(ne32);
+    GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02); GGML_UNUSED(nb03);
     GGML_UNUSED(nb11); GGML_UNUSED(nb12); GGML_UNUSED(nb13); GGML_UNUSED(nb21);
     GGML_UNUSED(nb22); GGML_UNUSED(nb23); GGML_UNUSED(ne0); GGML_UNUSED(ne1);
     GGML_UNUSED(ne2); GGML_UNUSED(ne3);

ggml/src/ggml-cuda/fattn-tile-f16.cu

@@ -6,7 +6,7 @@
 
 template<int D, int ncols, int nwarps, bool use_logit_softcap> // D == head size
 #if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__))
-__launch_bounds__(nwarps*WARP_SIZE, 1)
+__launch_bounds__(nwarps*WARP_SIZE, 2)
 #endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__))
 static __global__ void flash_attn_tile_ext_f16(
         const char * __restrict__ Q,
@@ -30,7 +30,9 @@ static __global__ void flash_attn_tile_ext_f16(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -64,7 +66,7 @@ static __global__ void flash_attn_tile_ext_f16(
     const float2 * Q_f2  = (const float2 *) (Q    + nb02* blockIdx.z              + nb01*ic0);
     const half2  * K_h2  = (const half2  *) (K    + nb12*(blockIdx.z / gqa_ratio));
     const half2  * V_h2  = (const half2  *) (V    + nb12*(blockIdx.z / gqa_ratio)); // K and V have same shape
-    const half   * maskh = (const half   *)  mask + ne11*ic0;
+    const half   * maskh = (const half   *) (mask + nb32*(blockIdx.z % ne32)      + nb31*ic0);
 
     const int stride_KV2 = nb11 / sizeof(half2);
 
@@ -288,8 +290,8 @@ static __global__ void flash_attn_tile_ext_f16(
     GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap);
     GGML_UNUSED(ne00); GGML_UNUSED(ne01); GGML_UNUSED(ne02);
     GGML_UNUSED(ne03); GGML_UNUSED(ne10); GGML_UNUSED(ne11);
-    GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31);
-    GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
+    GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31); GGML_UNUSED(ne32);
+    GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
     GGML_UNUSED(nb03); GGML_UNUSED(nb11); GGML_UNUSED(nb12);
     GGML_UNUSED(nb13); GGML_UNUSED(nb21); GGML_UNUSED(nb22);
     GGML_UNUSED(nb23); GGML_UNUSED(ne0); GGML_UNUSED(ne1);

ggml/src/ggml-cuda/fattn-tile-f32.cu

@@ -6,7 +6,7 @@
 
 template<int D, int ncols, int nwarps, bool use_logit_softcap> // D == head size
 #if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__))
-__launch_bounds__(nwarps*WARP_SIZE, 1)
+__launch_bounds__(nwarps*WARP_SIZE, 2)
 #endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__))
 static __global__ void flash_attn_tile_ext_f32(
         const char * __restrict__ Q,
@@ -30,7 +30,9 @@ static __global__ void flash_attn_tile_ext_f32(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -58,8 +60,8 @@ static __global__ void flash_attn_tile_ext_f32(
         GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap);
         GGML_UNUSED(ne00); GGML_UNUSED(ne01); GGML_UNUSED(ne02);
         GGML_UNUSED(ne03); GGML_UNUSED(ne10); GGML_UNUSED(ne11);
-        GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31);
-        GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
+        GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31); GGML_UNUSED(ne32);
+        GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
         GGML_UNUSED(nb03); GGML_UNUSED(nb11); GGML_UNUSED(nb12);
         GGML_UNUSED(nb13); GGML_UNUSED(nb21); GGML_UNUSED(nb22);
         GGML_UNUSED(nb23); GGML_UNUSED(ne0); GGML_UNUSED(ne1);
@@ -76,7 +78,7 @@ static __global__ void flash_attn_tile_ext_f32(
     const float2 * Q_f2  = (const float2 *) (Q    + nb02* blockIdx.z              + nb01*ic0);
     const half2  * K_h2  = (const half2  *) (K    + nb12*(blockIdx.z / gqa_ratio));
     const half2  * V_h2  = (const half2  *) (V    + nb12*(blockIdx.z / gqa_ratio)); // K and V have same shape
-    const half   * maskh = (const half   *)  mask + ne11*ic0;
+    const half   * maskh = (const half   *) (mask + nb32*(blockIdx.z % ne32)      + nb31*ic0);
 
     const int stride_KV2 = nb11 / sizeof(half2);
 

ggml/src/ggml-cuda/fattn-vec-f16.cuh

@@ -27,7 +27,9 @@ static __global__ void flash_attn_vec_ext_f16(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -68,7 +70,7 @@ static __global__ void flash_attn_vec_ext_f16(
     K += nb12*(blockIdx.z / gqa_ratio);
     V += nb22*(blockIdx.z / gqa_ratio);
 
-    const half * maskh = (const half   *)  mask + ne11*ic0;
+    const half * maskh = (const half *) (mask + nb32*(blockIdx.z % ne32) + nb31*ic0);
 
     const float slopef = get_alibi_slope(max_bias, blockIdx.z, n_head_log2, m0, m1);
     const half  slopeh = __float2half(slopef);
@@ -342,8 +344,8 @@ static __global__ void flash_attn_vec_ext_f16(
     GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap);
     GGML_UNUSED(ne00); GGML_UNUSED(ne01); GGML_UNUSED(ne02);
     GGML_UNUSED(ne03); GGML_UNUSED(ne10); GGML_UNUSED(ne11);
-    GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31);
-    GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
+    GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31); GGML_UNUSED(ne32);
+    GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
     GGML_UNUSED(nb03); GGML_UNUSED(nb11); GGML_UNUSED(nb12);
     GGML_UNUSED(nb13); GGML_UNUSED(nb21); GGML_UNUSED(nb22);
     GGML_UNUSED(nb23); GGML_UNUSED(ne0); GGML_UNUSED(ne1);

ggml/src/ggml-cuda/fattn-vec-f32.cuh

@@ -27,7 +27,9 @@ static __global__ void flash_attn_vec_ext_f32(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -51,8 +53,8 @@ static __global__ void flash_attn_vec_ext_f32(
         GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap);
         GGML_UNUSED(ne00); GGML_UNUSED(ne01); GGML_UNUSED(ne02);
         GGML_UNUSED(ne03); GGML_UNUSED(ne10); GGML_UNUSED(ne11);
-        GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31);
-        GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
+        GGML_UNUSED(ne12); GGML_UNUSED(ne13); GGML_UNUSED(ne31); GGML_UNUSED(ne32);
+        GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
         GGML_UNUSED(nb03); GGML_UNUSED(nb11); GGML_UNUSED(nb12);
         GGML_UNUSED(nb13); GGML_UNUSED(nb21); GGML_UNUSED(nb22);
         GGML_UNUSED(nb23); GGML_UNUSED(ne0); GGML_UNUSED(ne1);
@@ -79,7 +81,8 @@ static __global__ void flash_attn_vec_ext_f32(
     Q += nb02* blockIdx.z              + nb01*ic0;
     K += nb12*(blockIdx.z / gqa_ratio);
     V += nb22*(blockIdx.z / gqa_ratio); // K and V have same shape
-    const half * maskh = (const half   *)  mask + ne11*ic0;
+
+    const half * maskh = (const half *) (mask + nb32*(blockIdx.z % ne32) + nb31*ic0);
 
     const float slope = get_alibi_slope(max_bias, blockIdx.z, n_head_log2, m0, m1);
 

ggml/src/ggml-cuda/fattn-wmma-f16.cu

@@ -46,7 +46,9 @@ static __global__ void flash_attn_ext_f16(
         const int ne12,
         const int ne13,
         const int ne31,
+        const int ne32,
         const int nb31,
+        const int nb32,
         const int nb01,
         const int nb02,
         const int nb03,
@@ -94,11 +96,11 @@ static __global__ void flash_attn_ext_f16(
     constexpr int kqar = sizeof(KQ_acc_t)/sizeof(half);
 
     const int gqa_ratio = ne02 / ne12; // With grouped query attention there are > 1 Q matrices per K, V matrix.
-    const float * Q_f   = (const float *) (Q + nb02* blockIdx.z              + nb01*ic0);
-    const half  * K_h   = (const half  *) (K + nb12*(blockIdx.z / gqa_ratio));
-    const half  * V_h   = (const half  *) (V + nb12*(blockIdx.z / gqa_ratio)); // K and V have same shape
-    const half  * maskh = (const half  *)  mask + (nb31/sizeof(half))* ic0;
-    const half2 * mask2 = (const half2 *)  mask + (nb31/sizeof(half))*(ic0/2);
+    const float * Q_f   = (const float *) (Q    + nb02* blockIdx.z              + nb01*ic0);
+    const half  * K_h   = (const half  *) (K    + nb12*(blockIdx.z / gqa_ratio));
+    const half  * V_h   = (const half  *) (V    + nb12*(blockIdx.z / gqa_ratio)); // K and V have same shape
+    const half  * maskh = (const half  *) (mask + nb32*(blockIdx.z % ne32)      + nb31*ic0);
+    const half2 * mask2 = (const half2 *)  maskh;
 
     const int stride_Q  = nb01 / sizeof(float);
     const int stride_KV = nb11 / sizeof(half);
@@ -440,7 +442,7 @@ static __global__ void flash_attn_ext_f16(
     GGML_UNUSED(n_head_log2); GGML_UNUSED(logit_softcap);
     GGML_UNUSED(ne00); GGML_UNUSED(ne01); GGML_UNUSED(ne02); GGML_UNUSED(ne03);
     GGML_UNUSED(ne10); GGML_UNUSED(ne11); GGML_UNUSED(ne12); GGML_UNUSED(ne13);
-    GGML_UNUSED(ne31); GGML_UNUSED(nb31); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
+    GGML_UNUSED(ne31); GGML_UNUSED(ne32); GGML_UNUSED(nb31); GGML_UNUSED(nb32); GGML_UNUSED(nb01); GGML_UNUSED(nb02);
     GGML_UNUSED(nb03); GGML_UNUSED(nb11); GGML_UNUSED(nb12); GGML_UNUSED(nb13);
     GGML_UNUSED(nb21); GGML_UNUSED(nb22); GGML_UNUSED(nb23);
     GGML_UNUSED(ne0); GGML_UNUSED(ne1); GGML_UNUSED(ne2); GGML_UNUSED(ne3);

ggml/src/ggml-cuda/ggml-cuda.cu

@@ -3321,12 +3321,26 @@ static bool ggml_backend_cuda_device_supports_op(ggml_backend_dev_t dev, const g
         case GGML_OP_COS:
         case GGML_OP_CLAMP:
         case GGML_OP_LOG:
-        case GGML_OP_SSM_SCAN:
-        case GGML_OP_SSM_CONV:
             return true;
+        case GGML_OP_SSM_SCAN: {
+            if (op->src[3]->ne[0] == 1) {
+                // Mamba2
+                // (kernel only supports d_state == 128 && d_head % 16 == 0)
+                return op->src[0]->ne[0] == 128 && op->src[0]->ne[1] % 16 == 0;
+            } else {
+                // Mamba
+                // (kernel only supports d_state == 16, d_head == 1, n_head % 128 == 0, n_group == 1)
+                return op->src[0]->ne[0] == 16 && op->src[0]->ne[1] == 1 && op->src[0]->ne[2] % 128 == 0 && op->src[4]->ne[1] == 1;
+            }
+        }
+        case GGML_OP_SSM_CONV: {
+            // assumes d_inner % threads == 0
+            return op->src[0]->ne[1] % 128 == 0;
+        }
         case GGML_OP_CONT:
             return op->src[0]->type != GGML_TYPE_BF16;
         case GGML_OP_DIAG_MASK_INF:
+            return true;
         case GGML_OP_SOFT_MAX:
             return true;
         case GGML_OP_SOFT_MAX_BACK: {
@@ -3375,6 +3389,9 @@ static bool ggml_backend_cuda_device_supports_op(ggml_backend_dev_t dev, const g
             if (op->src[0]->ne[0] == 192) {
                 return false;
             }
+            // TODO: support broadcast
+            // note: this was initially implemented in https://github.com/ggml-org/llama.cpp/pull/14500, but
+            //       the interface of ggml_flash_attn_ext() changed in https://github.com/ggml-org/llama.cpp/pull/14505
             if (op->src[0]->ne[3] != 1) {
                 return false;
             }

ggml/src/ggml-cuda/mmq.cuh

@@ -3016,14 +3016,8 @@ static void launch_mul_mat_q(ggml_backend_cuda_context & ctx, const mmq_args & a
 
     const int nbytes_shared = mmq_get_nbytes_shared<type>(mmq_x, mmq_y, cc);
 
-#if !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
-    static bool shared_memory_limit_raised[GGML_CUDA_MAX_DEVICES] = {false};
-    if (!shared_memory_limit_raised[id]) {
-        CUDA_CHECK(cudaFuncSetAttribute(mul_mat_q<type, mmq_x, MMQ_NWARPS, false>, cudaFuncAttributeMaxDynamicSharedMemorySize, nbytes_shared));
-        CUDA_CHECK(cudaFuncSetAttribute(mul_mat_q<type, mmq_x, MMQ_NWARPS, true>,  cudaFuncAttributeMaxDynamicSharedMemorySize, nbytes_shared));
-        shared_memory_limit_raised[id] = true;
-    }
-#endif // !(defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)) && !defined(GGML_USE_MUSA)
+    CUDA_SET_SHARED_MEMORY_LIMIT((mul_mat_q<type, mmq_x, MMQ_NWARPS, false>), nbytes_shared);
+    CUDA_SET_SHARED_MEMORY_LIMIT((mul_mat_q<type, mmq_x, MMQ_NWARPS, true>),  nbytes_shared);
 
     const int nty  = (args.nrows_x   + mmq_y - 1) / mmq_y;
     const int ntx  = (args.ncols_dst + mmq_x - 1) / mmq_x;

ggml/src/ggml-cuda/softmax.cu

@@ -2,6 +2,7 @@
 #include "ggml.h"
 #include "softmax.cuh"
 #include <cstdint>
+#include <utility>
 
 template <typename T>
 static __device__ __forceinline__ float t2f32(T val) {
@@ -13,6 +14,29 @@ __device__ float __forceinline__ t2f32<half>(half val) {
     return __half2float(val);
 }
 
+struct soft_max_params {
+
+    int64_t nheads;
+    uint32_t n_head_log2;
+    int64_t ncols;
+    int64_t nrows_x;
+    int64_t nrows_y;
+    int64_t ne00;
+    int64_t ne01;
+    int64_t ne02;
+    int64_t ne03;
+    int64_t nb11;
+    int64_t nb12;
+    int64_t nb13;
+
+    int64_t ne12;
+    int64_t ne13;
+    float scale;
+    float max_bias;
+    float m0;
+    float m1;
+};
+
 // When ncols_template == 0 the bounds for the loops in this function are not known and can't be unrolled.
 // As we want to keep pragma unroll for all other cases we supress the clang transformation warning here.
 #ifdef __clang__
@@ -21,16 +45,24 @@ __device__ float __forceinline__ t2f32<half>(half val) {
 #endif // __clang__
 template <bool use_shared, int ncols_template, int block_size_template, typename T>
 static __global__ void soft_max_f32(
-        const float * x, const T * mask, float * dst, const int ncols_par, const int nrows_y,
-        const float scale, const float max_bias, const float m0, const float m1, uint32_t n_head_log2) {
-    const int ncols = ncols_template == 0 ? ncols_par : ncols_template;
+        const float * x, const T * mask, float * dst, const soft_max_params p) {
+    const int ncols = ncols_template == 0 ? p.ncols : ncols_template;
 
     const int tid  = threadIdx.x;
-    const int rowx = blockIdx.x;
-    const int rowy = rowx % nrows_y; // broadcast the mask in the row dimension
+
+    const int64_t i03 = blockIdx.z;
+    const int64_t i02 = blockIdx.y;
+    const int64_t i01 = blockIdx.x;
+
+    //TODO: noncontigous inputs/outputs
+    const int rowx = blockIdx.x + blockIdx.y * gridDim.x + blockIdx.z * gridDim.x * gridDim.y;
+
+    const int64_t i11 = i01;
+    const int64_t i12 = i02 % p.ne12;
+    const int64_t i13 = i03 % p.ne13;
 
     x    += int64_t(rowx)*ncols;
-    mask += int64_t(rowy)*ncols * (mask != nullptr);
+    mask += (i11*p.nb11 + i12*p.nb12 + i13*p.nb13) / sizeof(T) * (mask != nullptr);
     dst  += int64_t(rowx)*ncols;
 
     const int block_size = block_size_template == 0 ? blockDim.x : block_size_template;
@@ -38,7 +70,7 @@ static __global__ void soft_max_f32(
     const int warp_id = threadIdx.x / WARP_SIZE;
     const int lane_id = threadIdx.x % WARP_SIZE;
 
-    const float slope = get_alibi_slope(max_bias, rowx/nrows_y, n_head_log2, m0, m1);
+    const float slope = get_alibi_slope(p.max_bias, i02, p.n_head_log2, p.m0, p.m1);
 
     extern __shared__ float data_soft_max_f32[];
     float * buf_iw = data_soft_max_f32; // shared memory buffer for inter-warp communication
@@ -55,7 +87,7 @@ static __global__ void soft_max_f32(
             break;
         }
 
-        const float val = x[col]*scale + (mask ? slope*t2f32(mask[col]) : 0.0f);
+        const float val = x[col]*p.scale + (mask ? slope*t2f32(mask[col]) : 0.0f);
 
         vals[col] = val;
         max_val = max(max_val, val);
@@ -150,64 +182,58 @@ static __global__ void soft_max_back_f32(
     }
 }
 
+template<int... Ns, typename T>
+static void launch_soft_max_kernels(const float * x, const T * mask, float * dst,
+                             const soft_max_params & p, cudaStream_t stream, dim3 block_dims, dim3 block_nums, size_t nbytes_shared)
+{
+    const int id       = ggml_cuda_get_device();
+    const size_t smpbo = ggml_cuda_info().devices[id].smpbo;
+
+    auto launch_kernel = [=](auto I) -> bool {
+        constexpr int ncols = decltype(I)::value;
+        constexpr int block = (ncols > 1024 ? 1024 : ncols);
+
+        if (p.ncols == ncols) {
+            CUDA_SET_SHARED_MEMORY_LIMIT((soft_max_f32<true, ncols, block, T>), smpbo);
+            soft_max_f32<true, ncols, block><<<block_nums, block_dims, nbytes_shared, stream>>>
+                (x, mask, dst, p);
+            return true;
+        }
+        return false;
+    };
+
+    // unary fold over launch_kernel
+    if ((launch_kernel(std::integral_constant<int, Ns>{}) || ...)) {
+        return;
+    }
+
+    //default case
+    CUDA_SET_SHARED_MEMORY_LIMIT((soft_max_f32<true, 0, 0, T>), smpbo);
+    soft_max_f32<true, 0, 0><<<block_nums, block_dims, nbytes_shared, stream>>>(x, mask, dst, p);
+}
+
+
 template<typename T>
-static void soft_max_f32_cuda(const float * x, const T * mask, float * dst, const int ncols_x, const int nrows_x, const int nrows_y, const float scale, const float max_bias, cudaStream_t stream) {
+static void soft_max_f32_cuda(const float * x, const T * mask, float * dst, const soft_max_params & params, cudaStream_t stream) {
     int nth = WARP_SIZE;
+    const int64_t ncols_x = params.ncols;
+
     while (nth < ncols_x && nth < CUDA_SOFT_MAX_BLOCK_SIZE) nth *= 2;
     const dim3 block_dims(nth,     1, 1);
-    const dim3 block_nums(nrows_x, 1, 1);
+    const dim3 block_nums(params.ne01, params.ne02, params.ne03);
     const size_t nbytes_shared = (GGML_PAD(ncols_x, WARP_SIZE) + WARP_SIZE)*sizeof(float);
     static_assert(CUDA_SOFT_MAX_BLOCK_SIZE == 1024, "These values need to be adjusted.");
 
-    const uint32_t n_head      = nrows_x/nrows_y;
-    const uint32_t n_head_log2 = 1u << (uint32_t) floorf(log2f((float) n_head));
 
-    const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
-    const float m1 = powf(2.0f, -(max_bias / 2.0f) / n_head_log2);
+    const int id       = ggml_cuda_get_device();
+    const size_t smpbo = ggml_cuda_info().devices[id].smpbo;
 
-    // FIXME: this limit could be raised by ~2-4x on Ampere or newer
-    if (nbytes_shared < ggml_cuda_info().devices[ggml_cuda_get_device()].smpb) {
-        switch (ncols_x) {
-            case 32:
-                soft_max_f32<true,   32,   32><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 64:
-                soft_max_f32<true,   64,   64><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 128:
-                soft_max_f32<true,  128,  128><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 256:
-                soft_max_f32<true,  256,  256><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 512:
-                soft_max_f32<true,  512,  512><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 1024:
-                soft_max_f32<true, 1024, 1024><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 2048:
-                soft_max_f32<true, 2048, 1024><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            case 4096:
-                soft_max_f32<true, 4096, 1024><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-            default:
-                soft_max_f32<true,    0,    0><<<block_nums, block_dims, nbytes_shared, stream>>>
-                    (x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
-                break;
-        }
+
+    if (nbytes_shared <= smpbo) {
+        launch_soft_max_kernels<32, 64, 128, 256, 512, 1024, 2048, 4096>(x, mask, dst, params, stream, block_dims, block_nums, nbytes_shared);
     } else {
         const size_t nbytes_shared_low = WARP_SIZE*sizeof(float);
-        soft_max_f32<false, 0, 0><<<block_nums, block_dims, nbytes_shared_low, stream>>>(x, mask, dst, ncols_x, nrows_y, scale, max_bias, m0, m1, n_head_log2);
+        soft_max_f32<false, 0, 0><<<block_nums, block_dims, nbytes_shared_low, stream>>>(x, mask, dst, params);
     }
 }
 
@@ -235,10 +261,11 @@ void ggml_cuda_op_soft_max(ggml_backend_cuda_context & ctx, ggml_tensor * dst) {
 
     GGML_ASSERT(!src1 || src1->type == GGML_TYPE_F16 || src1->type == GGML_TYPE_F32); // src1 contains mask and it is optional
 
-    const int64_t ne00    = src0->ne[0];
     const int64_t nrows_x = ggml_nrows(src0);
     const int64_t nrows_y = src0->ne[1];
 
+    const int64_t ne00 = src0->ne[0];
+
     float scale    = 1.0f;
     float max_bias = 0.0f;
 
@@ -247,10 +274,44 @@ void ggml_cuda_op_soft_max(ggml_backend_cuda_context & ctx, ggml_tensor * dst) {
 
     const bool use_f16 = (src1 && src1->type == GGML_TYPE_F16);
 
+    const int64_t nb11 = src1 ? src1->nb[1] : 1;
+    const int64_t nb12 = src1 ? src1->nb[2] : 1;
+    const int64_t nb13 = src1 ? src1->nb[3] : 1;
+
+    const int64_t ne12 = src1 ? src1->ne[2] : 1;
+    const int64_t ne13 = src1 ? src1->ne[3] : 1;
+
+    const uint32_t n_head      = src0->ne[2];
+    const uint32_t n_head_log2 = 1u << (uint32_t) floorf(log2f((float) n_head));
+
+    const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
+    const float m1 = powf(2.0f, -(max_bias / 2.0f) / n_head_log2);
+
+
+    soft_max_params params = {};
+    params.nheads = src0->ne[2];
+    params.n_head_log2 = n_head_log2;
+    params.ncols = ne00;
+    params.nrows_x = nrows_x;
+    params.nrows_y = nrows_y;
+    params.ne00 = src0->ne[0];
+    params.ne01 = src0->ne[1];
+    params.ne02 = src0->ne[2];
+    params.ne03 = src0->ne[3];
+    params.nb11 = nb11;
+    params.nb12 = nb12;
+    params.nb13 = nb13;
+    params.ne12 = ne12;
+    params.ne13 = ne13;
+    params.scale = scale;
+    params.max_bias = max_bias;
+    params.m0 = m0;
+    params.m1 = m1;
+
     if (use_f16) {
-        soft_max_f32_cuda(src0_d, (const half  *) src1_d, dst_d, ne00, nrows_x, nrows_y, scale, max_bias, stream);
+        soft_max_f32_cuda(src0_d, (const half  *) src1_d, dst_d, params, stream);
     } else {
-        soft_max_f32_cuda(src0_d, (const float *) src1_d, dst_d, ne00, nrows_x, nrows_y, scale, max_bias, stream);
+        soft_max_f32_cuda(src0_d, (const float *) src1_d, dst_d, params, stream);
     }
 }
 

ggml/src/ggml-cuda/ssm-scan.cu

@@ -4,16 +4,15 @@ template <size_t splitD, size_t N>
 __global__ void __launch_bounds__(splitD, 2)
     ssm_scan_f32(const float * __restrict__ src0, const float * __restrict__ src1, const float * __restrict__ src2,
                  const float * __restrict__ src3, const float * __restrict__ src4, const float * __restrict__ src5,
-                 const int src0_nb1, const int src0_nb2, const int src1_nb0, const int src1_nb1, const int src1_nb2,
-                 const int src1_nb3, const int src2_nb0, const int src2_nb1, const int src2_nb2, const int src3_nb1,
-                 const int src4_nb1, const int src4_nb2, const int src5_nb1, const int src5_nb2,
-                 float * __restrict__ dst, const int64_t L) {
-    GGML_UNUSED(src1_nb0);
-    GGML_UNUSED(src2_nb0);
+                 const int32_t * __restrict__ src6, float * __restrict__ dst,
+                 const int src0_nb2, const int src0_nb3, const int src1_nb2, const int src1_nb3,
+                 const int src2_nb1, const int src2_nb2, const int src3_nb1,
+                 const int src4_nb2, const int src4_nb3, const int src5_nb2, const int src5_nb3,
+                 const int64_t s_off, const int64_t d_inner, const int64_t L) {
 
     constexpr int warp_size = ggml_cuda_get_physical_warp_size();
-    const int bidx = blockIdx.x;  // split along B
-    const int bidy = blockIdx.y;  // split along D
+    const int bidx = blockIdx.x;  // split along B (sequences)
+    const int bidy = blockIdx.y;  // split along D (d_inner)
     const int tid  = threadIdx.x;
     const int wid  = tid / 32;
     const int wtid = tid % 32;
@@ -24,23 +23,23 @@ __global__ void __launch_bounds__(splitD, 2)
     float *                 smem_A     = smem;
     float *                 smem_s0    = smem_A + splitD * stride_sA;
 
-    const float * s0_block = (const float *) ((const char *) src0 + bidx * src0_nb2 + bidy * splitD * src0_nb1);
-    const float * x_block  = (const float *) ((const char *) src1 + (bidx * src1_nb2) + bidy * splitD * sizeof(float));
+    const float * s0_block = (const float *) ((const char *) src0 + src6[bidx] * src0_nb3 + bidy * splitD * src0_nb2);
+    const float * x_block  = (const float *) ((const char *) src1 + (bidx * src1_nb3) + bidy * splitD * sizeof(float));
     const float * dt_block = (const float *) ((const char *) src2 + (bidx * src2_nb2) + bidy * splitD * sizeof(float));
     const float * A_block  = (const float *) ((const char *) src3 + bidy * splitD * src3_nb1);
-    const float * B_block  = (const float *) ((const char *) src4 + (bidx * src4_nb2));
-    const float * C_block  = (const float *) ((const char *) src5 + (bidx * src5_nb2));
-    float *       y_block  = (float *) ((char *) dst + (bidx * src1_nb2) + bidy * splitD * sizeof(float));
-    float *       s_block  = (float *) ((char *) dst + src1_nb3 + bidx * src0_nb2 + bidy * splitD * src0_nb1);
+    const float * B_block  = (const float *) ((const char *) src4 + (bidx * src4_nb3));
+    const float * C_block  = (const float *) ((const char *) src5 + (bidx * src5_nb3));
+    float *       y_block  = (float *) ((char *) dst + (bidx * d_inner * L * sizeof(float)) + bidy * splitD * sizeof(float));
+    float *       s_block  = (float *) ((char *) dst + s_off + bidx * src0_nb3 + bidy * splitD * src0_nb2);
 
-    const int stride_s0 = src0_nb1 / sizeof(float);
-    const int stride_x  = src1_nb1 / sizeof(float);
+    const int stride_s0 = src0_nb2 / sizeof(float);
+    const int stride_x  = src1_nb2 / sizeof(float);
     const int stride_dt = src2_nb1 / sizeof(float);
     const int stride_A  = src3_nb1 / sizeof(float);
-    const int stride_B  = src4_nb1 / sizeof(float);
-    const int stride_C  = src5_nb1 / sizeof(float);
+    const int stride_B  = src4_nb2 / sizeof(float);
+    const int stride_C  = src5_nb2 / sizeof(float);
     const int stride_s  = stride_s0;
-    const int stride_y  = stride_x;
+    const int stride_y  = d_inner;
 
     // can N not be 16? for example 32?
     if (N == 16) {
@@ -84,24 +83,156 @@ __global__ void __launch_bounds__(splitD, 2)
     }
 }
 
+// assumes as many threads as d_state
+template <int splitH, int d_state>
+__global__ void __launch_bounds__(d_state, 1)
+    ssm_scan_f32_group(
+        const float * __restrict__ src0, const float * __restrict__ src1, const float * __restrict__ src2,
+        const float * __restrict__ src3, const float * __restrict__ src4, const float * __restrict__ src5,
+        const int32_t * __restrict__ src6, float * __restrict__ dst,
+        const int src0_nb2, const int src0_nb3, const int src1_nb2, const int src1_nb3,
+        const int src2_nb1, const int src2_nb2, const int src3_nb1,
+        const int src4_nb2, const int src4_nb3, const int src5_nb2, const int src5_nb3,
+        const int64_t s_off, const int64_t n_head, const int64_t d_head, const int64_t n_group, const int64_t n_tok) {
+
+    const int head_idx = (blockIdx.x * splitH) / d_head;
+    const int head_off = ((blockIdx.x * splitH) % d_head) * sizeof(float);
+    const int seq_idx = blockIdx.y;
+
+    const int group_off = (head_idx & (n_group - 1)) * d_state * sizeof(float);
+
+    const float * s0_block = (const float *) ((const char *) src0 + src6[seq_idx] * src0_nb3 + head_idx * src0_nb2 + head_off * d_state);
+    const float * x_block  = (const float *) ((const char *) src1 + (seq_idx * src1_nb3) + blockIdx.x * splitH * sizeof(float));
+    const float * dt_block = (const float *) ((const char *) src2 + (seq_idx * src2_nb2) + head_idx * sizeof(float));
+    const float * A_block  = (const float *) ((const char *) src3 + head_idx * src3_nb1);
+    const float * B_block  = (const float *) ((const char *) src4 + (seq_idx * src4_nb3) + (group_off));
+    const float * C_block  = (const float *) ((const char *) src5 + (seq_idx * src5_nb3) + (group_off));
+    float *       y_block  = dst + (seq_idx * n_tok * n_head * d_head) + blockIdx.x * splitH;
+    float *       s_block  = (float *) ((char *) dst + s_off + seq_idx * src0_nb3 + head_idx * src0_nb2 + head_off * d_state);
+
+    // strides across n_seq_tokens
+    const int stride_x  = src1_nb2 / sizeof(float);
+    const int stride_dt = src2_nb1 / sizeof(float);
+    const int stride_B  = src4_nb2 / sizeof(float);
+    const int stride_C  = src5_nb2 / sizeof(float);
+    const int stride_y  = n_head * d_head;
+
+    float state[splitH];
+    // for the parallel accumulation
+    __shared__ float stateC[splitH * d_state];
+
+#pragma unroll
+    for (int j = 0; j < splitH; j++) {
+        state[j] = s0_block[j * d_state + threadIdx.x];
+    }
+
+    for (int64_t i = 0; i < n_tok; i++) {
+        // TODO: only calculate dA and dt_soft_plus once per head instead of every splitH head elements
+        // TODO: only calculate B and C once per head group
+        // NOTE: dt_soft_plus, dA and x_dt have the same value across threads here.
+        float dt_soft_plus = dt_block[i * stride_dt];
+        if (dt_soft_plus <= 20.0f) {
+            dt_soft_plus = log1pf(expf(dt_soft_plus));
+        }
+        const float dA = expf(dt_soft_plus * A_block[0]);
+        const float B = B_block[i * stride_B + threadIdx.x];
+        const float C = C_block[i * stride_C + threadIdx.x];
+
+        // across d_head
+#pragma unroll
+        for (int j = 0; j < splitH; j++) {
+            const float x_dt = x_block[i * stride_x + j] * dt_soft_plus;
+
+            state[j] = (state[j] * dA) + (B * x_dt);
+
+            stateC[j * d_state + threadIdx.x] = state[j] * C;
+        }
+
+        __syncthreads();
+
+        // parallel accumulation for stateC
+        // TODO: simplify
+        {
+            static_assert((d_state & -d_state) == d_state, "the state size has to be a power of 2");
+            static_assert((splitH & -splitH) == splitH, "splitH has to be a power of 2");
+
+            // reduce until w matches the warp size
+            // TODO: does this work even when the physical warp size is 64?
+#pragma unroll
+            for (int w = d_state; w > WARP_SIZE; w >>= 1) {
+                // (assuming there are d_state threads)
+#pragma unroll
+                for (int j = 0; j < ((w >> 1) * splitH + d_state - 1) / d_state; j++) {
+                    // TODO: check for bank conflicts
+                    const int k = (threadIdx.x % (w >> 1)) + (d_state * (threadIdx.x / (w >> 1))) + j * d_state * (d_state / (w >> 1));
+                    stateC[k] += stateC[k + (w >> 1)];
+
+                }
+                __syncthreads();
+            }
+
+            static_assert(splitH >= d_state / WARP_SIZE);
+
+#pragma unroll
+            for (int j = 0; j < splitH / (d_state / WARP_SIZE); j++) {
+                float y = stateC[(threadIdx.x % WARP_SIZE) + d_state * (threadIdx.x / WARP_SIZE) + j * d_state * (d_state / WARP_SIZE)];
+                y = warp_reduce_sum(y);
+
+                // store the above accumulations
+                if (threadIdx.x % WARP_SIZE == 0) {
+                    const int k = threadIdx.x / WARP_SIZE + j * (d_state / WARP_SIZE);
+                    y_block[i * stride_y + k] = y;
+                }
+            }
+        }
+    }
+
+    // write back the state
+#pragma unroll
+    for (int j = 0; j < splitH; j++) {
+        s_block[j * d_state + threadIdx.x] = state[j];
+    }
+}
+
 static void ssm_scan_f32_cuda(const float * src0, const float * src1, const float * src2, const float * src3,
-                              const float * src4, const float * src5, const int src0_nb1, const int src0_nb2,
-                              const int src1_nb0, const int src1_nb1, const int src1_nb2, const int src1_nb3,
-                              const int src2_nb0, const int src2_nb1, const int src2_nb2, const int src3_nb1,
-                              const int src4_nb1, const int src4_nb2, const int src5_nb1, const int src5_nb2,
-                              float * dst, const int64_t N, const int64_t D, const int64_t L, const int64_t B,
+                              const float * src4, const float * src5, const int32_t * src6, float * dst,
+                              const int src0_nb2, const int src0_nb3, const int src1_nb2, const int src1_nb3, const int src2_nb1,
+                              const int src2_nb2, const int src3_nb1, const int src4_nb2, const int src4_nb3, const int src5_nb2,
+                              const int src5_nb3, const int64_t s_off, const int64_t d_state, const int64_t head_dim,
+                              const int64_t n_head, const int64_t n_group, const int64_t n_tok, const int64_t n_seq,
                               cudaStream_t stream) {
     const int threads = 128;
-    // todo: consider D cannot be divided,does this situation exist?
-    GGML_ASSERT(D % threads == 0);
-    const dim3 blocks(B, (D + threads - 1) / threads, 1);
-    const int  smem_size = (threads * (N + 1) * 2) * sizeof(float);
-    if (N == 16) {
-        ssm_scan_f32<128, 16><<<blocks, threads, smem_size, stream>>>(
-            src0, src1, src2, src3, src4, src5, src0_nb1, src0_nb2, src1_nb0, src1_nb1, src1_nb2, src1_nb3, src2_nb0,
-            src2_nb1, src2_nb2, src3_nb1, src4_nb1, src4_nb2, src5_nb1, src5_nb2, dst, L);
+    // NOTE: if you change conditions here, be sure to update the corresponding supports_op condition!
+    if (src3_nb1 == sizeof(float)) {
+        // Mamba-2
+        if (d_state == 128) {
+            GGML_ASSERT(d_state % threads == 0);
+            // NOTE: can be any power of two between 4 and 64
+            const int splitH = 16;
+            GGML_ASSERT(head_dim % splitH == 0);
+            const dim3 blocks((n_head * head_dim + (splitH - 1)) / splitH, n_seq, 1);
+            ssm_scan_f32_group<16, 128><<<blocks, threads, 0, stream>>>(
+                    src0, src1, src2, src3, src4, src5, src6, dst,
+                    src0_nb2, src0_nb3, src1_nb2, src1_nb3, src2_nb1, src2_nb2, src3_nb1,
+                    src4_nb2, src4_nb3, src5_nb2, src5_nb3, s_off, n_head, head_dim, n_group, n_tok);
+        } else {
+            GGML_ABORT("doesn't support d_state!=128.");
+        }
     } else {
-        GGML_ABORT("doesn't support N!=16.");
+        // Mamba-1
+        GGML_ASSERT(n_head % threads == 0);
+        GGML_ASSERT(head_dim == 1);
+        GGML_ASSERT(n_group == 1);
+        const dim3 blocks(n_seq, (n_head + threads - 1) / threads, 1);
+        const int  smem_size = (threads * (d_state + 1) * 2) * sizeof(float);
+        if (d_state == 16) {
+            ssm_scan_f32<128, 16><<<blocks, threads, smem_size, stream>>>(
+                src0, src1, src2, src3, src4, src5, src6, dst,
+                src0_nb2, src0_nb3, src1_nb2, src1_nb3, src2_nb1, src2_nb2,
+                src3_nb1, src4_nb2, src4_nb3, src5_nb2, src5_nb3, s_off, n_head, n_tok);
+        } else {
+            GGML_ABORT("doesn't support d_state!=16.");
+        }
     }
 }
 
@@ -112,30 +243,25 @@ void ggml_cuda_op_ssm_scan(ggml_backend_cuda_context & ctx, ggml_tensor * dst) {
     const struct ggml_tensor * src3 = dst->src[3];  // A
     const struct ggml_tensor * src4 = dst->src[4];  // B
     const struct ggml_tensor * src5 = dst->src[5];  // C
-
-    //   const int64_t d_state = src0->ne[0];
-    //   const int64_t d_inner = src0->ne[1];
-    //   const int64_t l = src1->ne[1];
-    //   const int64_t b = src0->ne[2];
+    const struct ggml_tensor * src6 = dst->src[6];  // ids
 
     const int64_t nc  = src0->ne[0];  // d_state
-    const int64_t nr  = src0->ne[1];  // d_inner
-    const int64_t n_t = src1->ne[1];  // number of tokens per sequence
-    const int64_t n_s = src0->ne[2];  // number of sequences in the batch
+    const int64_t nr  = src0->ne[1];  // head_dim or 1
+    const int64_t nh  = src1->ne[1];  // n_head
+    const int64_t ng  = src4->ne[1];  // n_group
+    const int64_t n_t = src1->ne[2];  // number of tokens per sequence
+    const int64_t n_s = src1->ne[3];  // number of sequences in the batch
 
-    GGML_ASSERT(ggml_nelements(src1) + ggml_nelements(src0) == ggml_nelements(dst));
+    const int64_t s_off = ggml_nelements(src1) * sizeof(float);
+
+    GGML_ASSERT(ggml_nelements(src1) + nc*nr*nh*n_s == ggml_nelements(dst));
     GGML_ASSERT(src0->nb[0] == sizeof(float));
     GGML_ASSERT(src1->nb[0] == sizeof(float));
     GGML_ASSERT(src2->nb[0] == sizeof(float));
     GGML_ASSERT(src3->nb[0] == sizeof(float));
     GGML_ASSERT(src4->nb[0] == sizeof(float));
     GGML_ASSERT(src5->nb[0] == sizeof(float));
-    // required for the dot product between s and C
-    GGML_ASSERT(src0->nb[1] == src0->ne[0] * sizeof(float));
-    // required for per-sequence offsets for states
-    GGML_ASSERT(src0->nb[2] == src0->ne[0] * src0->ne[1] * sizeof(float));
-    // required to get correct offset for state destination (i.e. src1->nb[3])
-    GGML_ASSERT(src1->nb[3] == src1->ne[0] * src1->ne[1] * src1->ne[2] * sizeof(float));
+    GGML_ASSERT(src6->nb[0] == sizeof(int32_t));
 
     const float * src0_d = (const float *) src0->data;
     const float * src1_d = (const float *) src1->data;
@@ -143,13 +269,16 @@ void ggml_cuda_op_ssm_scan(ggml_backend_cuda_context & ctx, ggml_tensor * dst) {
     const float * src3_d = (const float *) src3->data;
     const float * src4_d = (const float *) src4->data;
     const float * src5_d = (const float *) src5->data;
+    const int32_t * src6_d = (const int32_t *) src6->data;
     float *       dst_d  = (float *) dst->data;
     cudaStream_t  stream = ctx.stream();
 
     GGML_ASSERT(src0->type == GGML_TYPE_F32);
+    GGML_ASSERT(src6->type == GGML_TYPE_I32);
     GGML_ASSERT(dst->type == GGML_TYPE_F32);
 
-    ssm_scan_f32_cuda(src0_d, src1_d, src2_d, src3_d, src4_d, src5_d, src0->nb[1], src0->nb[2], src1->nb[0],
-                      src1->nb[1], src1->nb[2], src1->nb[3], src2->nb[0], src2->nb[1], src2->nb[2], src3->nb[1],
-                      src4->nb[1], src4->nb[2], src5->nb[1], src5->nb[2], dst_d, nc, nr, n_t, n_s, stream);
+    ssm_scan_f32_cuda(src0_d, src1_d, src2_d, src3_d, src4_d, src5_d, src6_d, dst_d,
+                      src0->nb[2], src0->nb[3], src1->nb[2], src1->nb[3], src2->nb[1], src2->nb[2],
+                      src3->nb[1], src4->nb[2], src4->nb[3], src5->nb[2], src5->nb[3],
+                      s_off, nc, nr, nh, ng, n_t, n_s, stream);
 }

ggml/src/ggml-kompute/CMakeLists.txt

@@ -1,166 +0,0 @@
-
-find_package(Vulkan COMPONENTS glslc REQUIRED)
-find_program(glslc_executable NAMES glslc HINTS Vulkan::glslc)
-
-if (NOT glslc_executable)
-    message(FATAL_ERROR "glslc not found")
-endif()
-
-ggml_add_backend_library(ggml-kompute
-                         ggml-kompute.cpp
-                         ../../include/ggml-kompute.h
-                        )
-
-target_link_libraries(ggml-kompute PRIVATE ggml-base kompute)
-target_include_directories(ggml-kompute PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
-
-add_compile_definitions(VULKAN_HPP_DISPATCH_LOADER_DYNAMIC=1)
-
-function(compile_shader)
-    set(options)
-    set(oneValueArgs)
-    set(multiValueArgs SOURCES)
-    cmake_parse_arguments(compile_shader "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
-    foreach(source ${compile_shader_SOURCES})
-        get_filename_component(filename ${source} NAME)
-        set(spv_file ${filename}.spv)
-        add_custom_command(
-            OUTPUT ${spv_file}
-            DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${source}
-            ${CMAKE_CURRENT_SOURCE_DIR}/kompute-shaders/common.comp
-            ${CMAKE_CURRENT_SOURCE_DIR}/kompute-shaders/op_getrows.comp
-            ${CMAKE_CURRENT_SOURCE_DIR}/kompute-shaders/op_mul_mv_q_n_pre.comp
-            ${CMAKE_CURRENT_SOURCE_DIR}/kompute-shaders/op_mul_mv_q_n.comp
-            COMMAND ${glslc_executable} --target-env=vulkan1.2 -o ${spv_file} ${CMAKE_CURRENT_SOURCE_DIR}/${source}
-            COMMENT "Compiling ${source} to ${spv_file}"
-            )
-
-        get_filename_component(RAW_FILE_NAME ${spv_file} NAME)
-        set(FILE_NAME "shader${RAW_FILE_NAME}")
-        string(REPLACE ".comp.spv" ".h" HEADER_FILE ${FILE_NAME})
-        string(TOUPPER ${HEADER_FILE} HEADER_FILE_DEFINE)
-        string(REPLACE "." "_" HEADER_FILE_DEFINE "${HEADER_FILE_DEFINE}")
-        set(OUTPUT_HEADER_FILE "${HEADER_FILE}")
-        message(STATUS "${HEADER_FILE} generating ${HEADER_FILE_DEFINE}")
-        if(CMAKE_GENERATOR MATCHES "Visual Studio")
-            add_custom_command(
-                OUTPUT ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "/*THIS FILE HAS BEEN AUTOMATICALLY GENERATED - DO NOT EDIT*/" > ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#ifndef ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#define ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "namespace kp {" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "namespace shader_data {" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_BINARY_DIR}/bin/$<CONFIG>/xxd -i ${RAW_FILE_NAME} >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "}}" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#endif // define ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                DEPENDS ${spv_file} xxd
-                COMMENT "Converting to hpp: ${FILE_NAME} ${CMAKE_BINARY_DIR}/bin/$<CONFIG>/xxd"
-                )
-        else()
-            add_custom_command(
-                OUTPUT ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "/*THIS FILE HAS BEEN AUTOMATICALLY GENERATED - DO NOT EDIT*/" > ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#ifndef ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#define ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "namespace kp {" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "namespace shader_data {" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_BINARY_DIR}/bin/xxd -i ${RAW_FILE_NAME} >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo "}}" >> ${OUTPUT_HEADER_FILE}
-                COMMAND ${CMAKE_COMMAND} -E echo \"\#endif // define ${HEADER_FILE_DEFINE}\" >> ${OUTPUT_HEADER_FILE}
-                DEPENDS ${spv_file} xxd
-                COMMENT "Converting to hpp: ${FILE_NAME} ${CMAKE_BINARY_DIR}/bin/xxd"
-                )
-        endif()
-    endforeach()
-endfunction()
-
-if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/kompute/CMakeLists.txt")
-    message(STATUS "Kompute found")
-    set(KOMPUTE_OPT_LOG_LEVEL Error CACHE STRING "Kompute log level")
-    add_subdirectory(kompute)
-
-    # Compile our shaders
-    compile_shader(SOURCES
-        kompute-shaders/op_scale.comp
-        kompute-shaders/op_scale_8.comp
-        kompute-shaders/op_add.comp
-        kompute-shaders/op_addrow.comp
-        kompute-shaders/op_mul.comp
-        kompute-shaders/op_silu.comp
-        kompute-shaders/op_relu.comp
-        kompute-shaders/op_gelu.comp
-        kompute-shaders/op_softmax.comp
-        kompute-shaders/op_norm.comp
-        kompute-shaders/op_rmsnorm.comp
-        kompute-shaders/op_diagmask.comp
-        kompute-shaders/op_mul_mat_mat_f32.comp
-        kompute-shaders/op_mul_mat_f16.comp
-        kompute-shaders/op_mul_mat_q8_0.comp
-        kompute-shaders/op_mul_mat_q4_0.comp
-        kompute-shaders/op_mul_mat_q4_1.comp
-        kompute-shaders/op_mul_mat_q4_k.comp
-        kompute-shaders/op_mul_mat_q6_k.comp
-        kompute-shaders/op_getrows_f32.comp
-        kompute-shaders/op_getrows_f16.comp
-        kompute-shaders/op_getrows_q4_0.comp
-        kompute-shaders/op_getrows_q4_1.comp
-        kompute-shaders/op_getrows_q6_k.comp
-        kompute-shaders/op_rope_norm_f16.comp
-        kompute-shaders/op_rope_norm_f32.comp
-        kompute-shaders/op_rope_neox_f16.comp
-        kompute-shaders/op_rope_neox_f32.comp
-        kompute-shaders/op_cpy_f16_f16.comp
-        kompute-shaders/op_cpy_f16_f32.comp
-        kompute-shaders/op_cpy_f32_f16.comp
-        kompute-shaders/op_cpy_f32_f32.comp
-    )
-
-    # Create a custom target for our generated shaders
-    add_custom_target(generated_shaders DEPENDS
-        shaderop_scale.h
-        shaderop_scale_8.h
-        shaderop_add.h
-        shaderop_addrow.h
-        shaderop_mul.h
-        shaderop_silu.h
-        shaderop_relu.h
-        shaderop_gelu.h
-        shaderop_softmax.h
-        shaderop_norm.h
-        shaderop_rmsnorm.h
-        shaderop_diagmask.h
-        shaderop_mul_mat_mat_f32.h
-        shaderop_mul_mat_f16.h
-        shaderop_mul_mat_q8_0.h
-        shaderop_mul_mat_q4_0.h
-        shaderop_mul_mat_q4_1.h
-        shaderop_mul_mat_q4_k.h
-        shaderop_mul_mat_q6_k.h
-        shaderop_getrows_f32.h
-        shaderop_getrows_f16.h
-        shaderop_getrows_q4_0.h
-        shaderop_getrows_q4_1.h
-        shaderop_getrows_q6_k.h
-        shaderop_rope_norm_f16.h
-        shaderop_rope_norm_f32.h
-        shaderop_rope_neox_f16.h
-        shaderop_rope_neox_f32.h
-        shaderop_cpy_f16_f16.h
-        shaderop_cpy_f16_f32.h
-        shaderop_cpy_f32_f16.h
-        shaderop_cpy_f32_f32.h
-    )
-
-    # Create a custom command that depends on the generated_shaders
-    add_custom_command(
-        OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/ggml-kompute.stamp
-        COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/ggml-kompute.stamp
-        DEPENDS generated_shaders
-        COMMENT "Ensuring shaders are generated before compiling ggml-kompute.cpp"
-    )
-
-    # Add the stamp to the main sources to ensure dependency tracking
-    target_sources(ggml-kompute PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/ggml-kompute.stamp)
-else()
-    message(WARNING "Kompute not found")
-endif()

ggml/src/ggml-kompute/kompute-shaders/common.comp

@@ -1,112 +0,0 @@
-#extension GL_EXT_shader_16bit_storage: require
-#extension GL_EXT_shader_8bit_storage: require
-#extension GL_EXT_shader_explicit_arithmetic_types_float16: require
-#extension GL_EXT_shader_explicit_arithmetic_types_int8: require
-#extension GL_EXT_shader_explicit_arithmetic_types_int16: require
-#extension GL_EXT_shader_explicit_arithmetic_types_int64: require
-#extension GL_EXT_control_flow_attributes: enable
-#extension GL_KHR_shader_subgroup_arithmetic : require
-#extension GL_EXT_debug_printf : enable
-
-#define QK4_0 32
-#define QK4_1 32
-
-#define GELU_COEF_A 0.044715
-#define SQRT_2_OVER_PI 0.79788456080286535587989211986876
-#define TWOPI_F 6.283185307179586f
-
-#define QK_K 256
-#define K_SCALE_SIZE 12
-
-#define u8BufToU16(buf, idx) (((uint16_t(buf[idx + 1]) << 8)) | buf[idx])
-#define u8BufToFloat16(buf, idx) uint16BitsToHalf u8BufToU16(buf, idx)
-#define u8BufToU32(buf, idx) (((uint32_t u8BufToU16(buf, idx + 2) << 8 | buf[idx + 1]) << 8) | buf[idx])
-#define u8BufToFloat(buf, idx) uintBitsToFloat u8BufToU32(buf, idx)
-
-#define sizeof_block_q4_0 0x12
-struct block_q4_0 {
-    float16_t d;
-    uint8_t qs[QK4_0 / 2];
-};
-mat4 dequantize_q4_0(const block_q4_0 xb, uint il) {
-    const float d1 = il != 0 ? (xb.d / 16.f) : xb.d;
-    const float d2 = d1 / 256.f;
-    const float md = -8.f * xb.d;
-    const uint16_t mask0 = il != 0 ? uint16_t(0x00F0) : uint16_t(0x000F);
-    const uint16_t mask1 = mask0 << 8;
-
-    mat4 reg;
-    for (int i=0;i<8;i++) {
-        uint16_t b = (uint16_t(xb.qs[2 * i + 1]) << 8) | uint16_t(xb.qs[2 * i]);
-        reg[i/2][2*(i%2)+0] = d1 * (b & mask0) + md;
-        reg[i/2][2*(i%2)+1] = d2 * (b & mask1) + md;
-    }
-    return reg;
-}
-
-#define sizeof_block_q4_1 0x14
-struct block_q4_1 {
-    float16_t d;
-    float16_t m;
-    uint8_t qs[QK4_1 / 2];
-};
-mat4 dequantize_q4_1(const block_q4_1 xb, uint il) {
-    const float d1 = il != 0 ? (xb.d / 16.f) : xb.d;
-    const float d2 = d1 / 256.f;
-    const float  m = xb.m;
-    const uint16_t mask0 = il != 0 ? uint16_t(0x00F0) : uint16_t(0x000F);
-    const uint16_t mask1 = mask0 << 8;
-
-    mat4 reg;
-    for (int i=0;i<8;i++) {
-        uint16_t b = (uint16_t(xb.qs[2 * i + 1]) << 8) | uint16_t(xb.qs[2 * i]);
-        reg[i/2][2*(i%2)+0] = ((b & mask0) * d1) + m;
-        reg[i/2][2*(i%2)+1] = ((b & mask1) * d2) + m;
-    }
-    return reg;
-}
-
-#define sizeof_block_q4_k 144
-struct block_q4_k {
-    float16_t d;
-    float16_t dmin;
-    uint8_t scales[K_SCALE_SIZE];
-    uint8_t qs[QK_K/2];
-};
-
-#define sizeof_block_q6_k 210
-struct block_q6_k {
-    uint8_t ql[QK_K/2];      // quants, lower 4 bits
-    uint8_t qh[QK_K/4];      // quants, upper 2 bits
-    int8_t  scales[QK_K/16]; // scales, quantized with 8 bits
-    float16_t d;             // super-block scale
-};
-mat4 dequantize_q6_k(const block_q6_k xb, uint il) {
-    const float16_t d_all = xb.d;
-
-    const uint qlIndex = 64*(il/8) + 32*((il/2)&1) + 16*(il&1);
-    const uint qhIndex = 32*(il/8) + 16*(il&1);
-    float16_t sc = xb.scales[(il%2) + 2 * ((il/2))];
-    il = (il/2) & 3;
-
-    const uint16_t  kmask1 = il>1 ? uint16_t(il>2 ? 192 : 48) : uint16_t(il>0 ? 12 : 3);
-    const uint16_t  kmask2 = il>1 ? uint8_t(0xF0)             : uint8_t(0x0F);
-    const float16_t coef   = il>1 ? float16_t(1.f/16.f)       : float16_t(1.f);
-    const float16_t ml = float16_t(d_all * sc * 32.f);
-    const float16_t dl = float16_t(d_all * sc * coef);
-    mat4 reg;
-    for (int i = 0; i < 16; ++i) {
-        const float16_t q = (il&1) != 0 ? ((xb.ql[qlIndex + i] & kmask2) | ((xb.qh[qhIndex + i] & kmask1) << 2))
-                                        : ((xb.ql[qlIndex + i] & kmask2) | ((xb.qh[qhIndex + i] & kmask1) << 4));
-        reg[i/4][i%4] = dl * q - ml;
-    }
-    return reg;
-}
-
-
-#define QK8_0 32
-// struct block_q8_0 {
-//     float16_t d;         // delta
-//     int8_t    qs[QK8_0]; // quants
-// };
-#define sizeof_block_q8_0 34

ggml/src/ggml-kompute/kompute-shaders/op_add.comp

@@ -1,58 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1024) in;
-
-layout(binding = 0) buffer restrict readonly tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly tensorInB { float inB[]; };
-layout(binding = 2) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb00;
-    int nb01;
-    int nb02;
-    int nb03;
-    int ne10;
-    int ne11;
-    int ne12;
-    int ne13;
-    int nb10;
-    int nb11;
-    int nb12;
-    int nb13;
-    int ne0;
-    int nb0;
-    int nb1;
-    int nb2;
-    int nb3;
-  //int offs; // TODO: needed for GGML_OP_ACC, see metal code
-} pcs;
-
-// general-purpose kernel for addition of two tensors
-// pros: works for non-contiguous tensors, supports broadcast across dims 1, 2 and 3
-// cons: not very efficient
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const uint i13 = i03 % pcs.ne13;
-    const uint i12 = i02 % pcs.ne12;
-    const uint i11 = i01 % pcs.ne11;
-
-    int offs = 0; // TMP (see above)
-
-    uint src0_off = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01 + offs) / 4);
-    uint src1_off = uint((i13*pcs.nb13 + i12*pcs.nb12 + i11*pcs.nb11       ) / 4);
-    uint dst_off  = uint((i03*pcs.nb3  + i02*pcs.nb2  + i01*pcs.nb1  + offs) / 4);
-
-    for (uint i0 = gl_LocalInvocationID.x; i0 < pcs.ne0; i0 += gl_WorkGroupSize.x) {
-        const uint i10 = i0 % pcs.ne10;
-        out_[pcs.outOff + dst_off + i0] = inA[pcs.inAOff + src0_off + i0] + inB[pcs.inBOff + src1_off + i10];
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_addrow.comp

@@ -1,25 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly tensorInB { float inB[]; };
-layout(binding = 2) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    uint row;
-} pcs;
-
-void main() {
-    const uint baseIndex = gl_WorkGroupID.x * 4;
-
-    for (uint x = 0; x < 4; x++) {
-        const uint i = baseIndex + x;
-        out_[i + pcs.outOff] = inA[i + pcs.inAOff] + inB[(i % pcs.row) + pcs.inBOff];
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_cpy_f16_f16.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define IN_TYPE float16_t
-#define IN_TYPE_SIZE 2
-#define OUT_TYPE float16_t
-#define OUT_TYPE_SIZE 2
-
-layout(local_size_x = 1024) in;
-
-layout (binding = 0) readonly buffer tensorIn { IN_TYPE in_[]; };
-layout (binding = 1) writeonly buffer tensorOut { OUT_TYPE out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne0;
-    int ne1;
-    int ne2;
-    uint nb0;
-    uint nb1;
-    uint nb2;
-    uint nb3;
-} pcs;
-
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const int n = int(i03)*pcs.ne02*pcs.ne01*pcs.ne00 + int(i02)*pcs.ne01*pcs.ne00 + int(i01)*pcs.ne00;
-
-    const int i3 = n / (pcs.ne2*pcs.ne1*pcs.ne0);
-    const int i2 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0) / (pcs.ne1*pcs.ne0);
-    const int i1 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0) / pcs.ne0;
-    const int i0 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0 - i1*pcs.ne0);
-
-    const uint dst_data = (i3*pcs.nb3 + i2*pcs.nb2 + i1*pcs.nb1 + i0*pcs.nb0) / OUT_TYPE_SIZE + pcs.outOff; // Based from out_
-
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        const uint src = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01 + i00*pcs.nb00) / IN_TYPE_SIZE) + pcs.inOff; // Based from in_
-        out_[dst_data+i00] = OUT_TYPE(in_[src]);
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_cpy_f16_f32.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define IN_TYPE float16_t
-#define IN_TYPE_SIZE 2
-#define OUT_TYPE float
-#define OUT_TYPE_SIZE 4
-
-layout(local_size_x = 1024) in;
-
-layout (binding = 0) readonly buffer tensorIn { IN_TYPE in_[]; };
-layout (binding = 1) writeonly buffer tensorOut { OUT_TYPE out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne0;
-    int ne1;
-    int ne2;
-    uint nb0;
-    uint nb1;
-    uint nb2;
-    uint nb3;
-} pcs;
-
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const int n = int(i03)*pcs.ne02*pcs.ne01*pcs.ne00 + int(i02)*pcs.ne01*pcs.ne00 + int(i01)*pcs.ne00;
-
-    const int i3 = n / (pcs.ne2*pcs.ne1*pcs.ne0);
-    const int i2 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0) / (pcs.ne1*pcs.ne0);
-    const int i1 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0) / pcs.ne0;
-    const int i0 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0 - i1*pcs.ne0);
-
-    const uint dst_data = (i3*pcs.nb3 + i2*pcs.nb2 + i1*pcs.nb1 + i0*pcs.nb0) / OUT_TYPE_SIZE + pcs.outOff; // Based from out_
-
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        const uint src = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01 + i00*pcs.nb00) / IN_TYPE_SIZE) + pcs.inOff; // Based from in_
-        out_[dst_data+i00] = OUT_TYPE(in_[src]);
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_cpy_f32_f16.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define IN_TYPE float
-#define IN_TYPE_SIZE 4
-#define OUT_TYPE float16_t
-#define OUT_TYPE_SIZE 2
-
-layout(local_size_x = 1024) in;
-
-layout (binding = 0) readonly buffer tensorIn { IN_TYPE in_[]; };
-layout (binding = 1) writeonly buffer tensorOut { OUT_TYPE out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne0;
-    int ne1;
-    int ne2;
-    uint nb0;
-    uint nb1;
-    uint nb2;
-    uint nb3;
-} pcs;
-
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const int n = int(i03)*pcs.ne02*pcs.ne01*pcs.ne00 + int(i02)*pcs.ne01*pcs.ne00 + int(i01)*pcs.ne00;
-
-    const int i3 = n / (pcs.ne2*pcs.ne1*pcs.ne0);
-    const int i2 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0) / (pcs.ne1*pcs.ne0);
-    const int i1 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0) / pcs.ne0;
-    const int i0 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0 - i1*pcs.ne0);
-
-    const uint dst_data = (i3*pcs.nb3 + i2*pcs.nb2 + i1*pcs.nb1 + i0*pcs.nb0) / OUT_TYPE_SIZE + pcs.outOff; // Based from out_
-
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        const uint src = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01 + i00*pcs.nb00) / IN_TYPE_SIZE) + pcs.inOff; // Based from in_
-        out_[dst_data+i00] = OUT_TYPE(in_[src]);
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_cpy_f32_f32.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define IN_TYPE float
-#define IN_TYPE_SIZE 4
-#define OUT_TYPE float
-#define OUT_TYPE_SIZE 4
-
-layout(local_size_x = 1024) in;
-
-layout (binding = 0) readonly buffer tensorIn { IN_TYPE in_[]; };
-layout (binding = 1) writeonly buffer tensorOut { OUT_TYPE out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne0;
-    int ne1;
-    int ne2;
-    uint nb0;
-    uint nb1;
-    uint nb2;
-    uint nb3;
-} pcs;
-
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const int n = int(i03)*pcs.ne02*pcs.ne01*pcs.ne00 + int(i02)*pcs.ne01*pcs.ne00 + int(i01)*pcs.ne00;
-
-    const int i3 = n / (pcs.ne2*pcs.ne1*pcs.ne0);
-    const int i2 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0) / (pcs.ne1*pcs.ne0);
-    const int i1 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0) / pcs.ne0;
-    const int i0 = (n - i3*pcs.ne2*pcs.ne1*pcs.ne0 - i2*pcs.ne1*pcs.ne0 - i1*pcs.ne0);
-
-    const uint dst_data = (i3*pcs.nb3 + i2*pcs.nb2 + i1*pcs.nb1 + i0*pcs.nb0) / OUT_TYPE_SIZE + pcs.outOff; // Based from out_
-
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        const uint src = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01 + i00*pcs.nb00) / IN_TYPE_SIZE) + pcs.inOff; // Based from in_
-        out_[dst_data+i00] = OUT_TYPE(in_[src]);
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_diagmask.comp

@@ -1,30 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-    uint n_past;
-    int ne00;
-    int ne01;
-} pcs;
-
-void main() {
-    const uint i02 = gl_WorkGroupID.z;
-    const uint i01 = gl_WorkGroupID.y;
-    const uint i00 = gl_WorkGroupID.x;
-
-    const uint index = i02*pcs.ne01*pcs.ne00 + i01*pcs.ne00 + i00;
-
-    if (i00 > pcs.n_past + i01) {
-        out_[index + pcs.outOff] = uintBitsToFloat(0xFF800000);
-    } else {
-        out_[index + pcs.outOff] = in_[index + pcs.inOff];
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_gelu.comp

@@ -1,22 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-} pcs;
-
-void main() {
-    const uint baseIndex = gl_WorkGroupID.x * 8;
-
-    for (uint x = 0; x < 8; x++) {
-        const uint i = baseIndex + x;
-        const float y = in_[i + pcs.inOff];
-        out_[i + pcs.outOff] = 0.5*y*(1.0 + tanh(clamp(SQRT_2_OVER_PI*y*(1.0 + GELU_COEF_A*y*y), -15.0, 15.0)));
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_getrows.comp

@@ -1,17 +0,0 @@
-void main() {
-    const uint i = gl_WorkGroupID.x;
-    const int r = inB[i + pcs.inBOff];
-
-    int z = 0;
-    for (uint ind = gl_LocalInvocationID.x; ind < pcs.ne00/16; ind += gl_WorkGroupSize.x) {
-        const uint inIndex = (r * pcs.nb01 + pcs.inAOff) + ind/NL * SIZE_OF_BLOCK;
-        const mat4 result = dequantize_block(inIndex, ind%NL);
-        for (uint j = 0; j < 4; ++j) {
-            for (uint k = 0; k < 4; ++k) {
-                const uint outIndex = i * pcs.nb1/BYTES_FOR_TYPE + pcs.outOff + z;
-                out_[outIndex] = result[j][k];
-                ++z;
-            }
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_getrows_f16.comp

@@ -1,31 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { float16_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { int inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb01;
-    int nb1;
-} pcs;
-
-void dequantize_row_f16(uint x /*Based from inA unaligned*/, uint y /*Based from out_*/, int k) {
-    for (int j = 0; j < k; j++) {
-        out_[y + j] = inA[x + j];
-    }
-}
-
-void main() {
-    const uint i = gl_WorkGroupID.x;
-    const int r = inB[i + pcs.inBOff];
-
-    dequantize_row_f16(r*pcs.nb01/2/*bytes for float16*/ + pcs.inAOff, i*pcs.nb1/4 + pcs.outOff, pcs.ne00);
-}

ggml/src/ggml-kompute/kompute-shaders/op_getrows_f32.comp

@@ -1,31 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { float inA[]; };
-layout (binding = 1) readonly buffer tensorInB { int inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb01;
-    int nb1;
-} pcs;
-
-void dequantize_row_f32(uint x /*Based from inA unaligned*/, uint y /*Based from out_*/, int k) {
-    for (int j = 0; j < k; j++) {
-        out_[y + j] = inA[x + j];
-    }
-}
-
-void main() {
-    const uint i = gl_WorkGroupID.x;
-    const int r = inB[i + pcs.inBOff];
-
-    dequantize_row_f32(r*pcs.nb01/4 + pcs.inAOff, i*pcs.nb1/4 + pcs.outOff, pcs.ne00);
-}

ggml/src/ggml-kompute/kompute-shaders/op_getrows_q4_0.comp

@@ -1,38 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define NL 2
-#define BYTES_FOR_TYPE 4 /*bytes for float*/
-#define SIZE_OF_BLOCK sizeof_block_q4_0
-
-layout(local_size_x = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { uint8_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { int inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb01;
-    int nb1;
-} pcs;
-
-block_q4_0 get_unaligned_block_q4_0(uint index) {
-    block_q4_0 fres;
-    fres.d = u8BufToFloat16(inA, index);
-    [[unroll]] for (uint it = 0; it != QK4_0 / 2; it++) {
-        fres.qs[it] = inA[index+2+it];
-    }
-    return fres;
-}
-
-mat4 dequantize_block(uint index, uint il) {
-    const block_q4_0 block = get_unaligned_block_q4_0(index);
-    return dequantize_q4_0(block, il);
-}
-
-#include "op_getrows.comp"

ggml/src/ggml-kompute/kompute-shaders/op_getrows_q4_1.comp

@@ -1,39 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define NL 2
-#define BYTES_FOR_TYPE 4 /*bytes for float*/
-#define SIZE_OF_BLOCK sizeof_block_q4_1
-
-layout(local_size_x = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { uint8_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { int inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb01;
-    int nb1;
-} pcs;
-
-block_q4_1 get_unaligned_block_q4_1(uint index) {
-    block_q4_1 fres;
-    fres.d = u8BufToFloat16(inA, index);
-    fres.m = u8BufToFloat16(inA, index+2);
-    [[unroll]] for (uint it = 0; it != QK4_1 / 2; it++) {
-        fres.qs[it] = inA[index+4+it];
-    }
-    return fres;
-}
-
-mat4 dequantize_block(uint index, uint il) {
-    const block_q4_1 block = get_unaligned_block_q4_1(index);
-    return dequantize_q4_1(block, il);
-}
-
-#include "op_getrows.comp"

ggml/src/ggml-kompute/kompute-shaders/op_getrows_q6_k.comp

@@ -1,44 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define NL 16
-#define BYTES_FOR_TYPE 4 /*bytes for float*/
-#define SIZE_OF_BLOCK sizeof_block_q6_k
-
-layout(local_size_x = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { uint8_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { int inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb01;
-    int nb1;
-} pcs;
-
-block_q6_k get_unaligned_block_q6_k(uint index) {
-    block_q6_k fres;
-    [[unroll]] for (uint it = 0; it != QK_K / 2; it++) {
-        fres.ql[it] = inA[index + it];
-    }
-    [[unroll]] for (uint it = 0; it != QK_K / 4; it++) {
-        fres.qh[it] = inA[index + QK_K/2 + it];
-    }
-    [[unroll]] for (uint it = 0; it != QK_K / 16; it++) {
-        fres.scales[it] = int8_t(inA[index + QK_K/2 + QK_K/4 + it]);
-    }
-    fres.d = u8BufToFloat16(inA, index + QK_K/2 + QK_K/4 + QK_K/16);
-    return fres;
-}
-
-mat4 dequantize_block(uint index, uint il) {
-    const block_q6_k block = get_unaligned_block_q6_k(index);
-    return dequantize_q6_k(block, il);
-}
-
-#include "op_getrows.comp"

ggml/src/ggml-kompute/kompute-shaders/op_mul.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1024) in;
-
-layout(binding = 0) buffer restrict readonly tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly tensorInB { float inB[]; };
-layout(binding = 2) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int nb00;
-    int nb01;
-    int nb02;
-    int nb03;
-    int ne10;
-    int ne11;
-    int ne12;
-    int ne13;
-    int nb10;
-    int nb11;
-    int nb12;
-    int nb13;
-    int ne0;
-    int nb0;
-    int nb1;
-    int nb2;
-    int nb3;
-} pcs;
-
-void main() {
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const uint i13 = i03 % pcs.ne13;
-    const uint i12 = i02 % pcs.ne12;
-    const uint i11 = i01 % pcs.ne11;
-
-    uint src0_off = uint((i03*pcs.nb03 + i02*pcs.nb02 + i01*pcs.nb01) / 4);
-    uint src1_off = uint((i13*pcs.nb13 + i12*pcs.nb12 + i11*pcs.nb11) / 4);
-    uint dst_off  = uint((i03*pcs.nb3  + i02*pcs.nb2  + i01*pcs.nb1)  / 4);
-
-    for (uint i0 = gl_LocalInvocationID.x; i0 < pcs.ne0; i0 += gl_WorkGroupSize.x) {
-        const uint i10 = i0 % pcs.ne10;
-        out_[pcs.outOff + dst_off + i0] = inA[pcs.inAOff + src0_off + i0] * inB[pcs.inBOff + src1_off + i10];
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_f16.comp

@@ -1,69 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#extension GL_KHR_shader_subgroup_arithmetic : require
-
-layout(local_size_x_id = 0) in;
-
-layout (binding = 0) readonly buffer tensorInA { float16_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { float inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne10;
-    int ne11;
-    int ne12;
-    uint nb10;
-    uint nb11;
-    uint nb12;
-    uint nb13;
-    int ne0;
-    int ne1;
-    uint r2;
-    uint r3;
-} pcs;
-
-#define N_F16_F32 4
-
-void main() {
-    const uint r0 = gl_WorkGroupID.x;
-    const uint rb = gl_WorkGroupID.y*N_F16_F32;
-    const uint im = gl_WorkGroupID.z;
-
-    const uint i12 = im%pcs.ne12;
-    const uint i13 = im/pcs.ne12;
-
-    const uint offset0 = r0*pcs.nb01 + (i12/pcs.r2)*pcs.nb02 + (i13/pcs.r3)*pcs.nb03;
-
-    const uint x = offset0 / 2 + pcs.inAOff; // Based from inA
-
-    for (uint row = 0; row < N_F16_F32; ++row) {
-        uint r1 = rb + row;
-        if (r1 >= pcs.ne11) {
-            break;
-        }
-
-        const uint y = (r1*pcs.nb11 + i12*pcs.nb12 + i13*pcs.nb13) / 4 + pcs.inBOff;
-
-        float sumf = 0;
-        for (uint i = gl_SubgroupInvocationID.x; i < pcs.ne00; i += gl_SubgroupSize) {
-            sumf += float(inA[x+i]) * float(inB[y+i]);
-        }
-
-        const float all_sum = subgroupAdd(sumf);
-        if (subgroupElect()) {
-            out_[im*pcs.ne1*pcs.ne0 + r1*pcs.ne0 + r0 + pcs.outOff] = all_sum;
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_mat_f32.comp

@@ -1,51 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#extension GL_KHR_shader_subgroup_arithmetic : require
-#extension GL_EXT_debug_printf : enable
-
-// device subgroup size
-layout (local_size_x_id = 0) in;
-
-layout(binding = 0) readonly buffer tensorInA { float inA[]; };
-layout(binding = 1) readonly buffer tensorInB { float inB[]; };
-layout(binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout(push_constant) uniform parameter {
-  uint inAOff;
-  uint inBOff;
-  uint outOff;
-  int ne00;
-  int ne01;
-  int ne02;
-  int ne11;
-  int ne12;
-  uint nb01;
-  uint nb02;
-  uint nb11;
-  uint nb12;
-  uint nb1;
-  uint nb2;
-}
-pcs;
-
-
-void main() {
-  uvec3 gid = gl_WorkGroupID;
-
-  uint bc_ab = pcs.ne12 > pcs.ne02 ? gid.z / (pcs.ne12 / pcs.ne02) : gid.z;
-  uint bc_ba = pcs.ne02 > pcs.ne12 ? gid.z / (pcs.ne02 / pcs.ne12) : gid.z;
-
-  const uint x = (gid.x*pcs.nb01 + bc_ab*pcs.nb02) / 4 + pcs.inAOff; // Based from inA
-  const uint y = (gid.y*pcs.nb11 + bc_ba*pcs.nb12) / 4 + pcs.inBOff; // based from inB
-  float sum = 0.0f;
-  for (uint i = gl_SubgroupInvocationID.x; i < pcs.ne00; i += gl_SubgroupSize) {
-      sum += float(inA[x+i]) * float(inB[y+i]);
-  }
-
-  const float all_sum = subgroupAdd(sum);
-  if (subgroupElect()) {
-    out_[gid.z*(pcs.nb2/4) + gid.y*(pcs.nb1/4) + gid.x + pcs.outOff] = all_sum;
-  }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_q4_0.comp

@@ -1,33 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define BLOCKS_IN_QUANT QK4_0
-#define SIZE_OF_BLOCK sizeof_block_q4_0
-#define N_ROWS 4
-
-#include "op_mul_mv_q_n_pre.comp"
-
-// The q4_0 version of this function
-float block_q_n_dot_y(uint block_index, uint yb, uint il) {
-    vec2 acc = vec2(0.0, 0.0);
-    const uint index = (block_index) * SIZE_OF_BLOCK + pcs.inAOff;
-    float d = float(u8BufToFloat16(inA, index));
-    float sumy = 0.0f;
-    for (int i = 0; i < BLOCKS_IN_QUANT/4; i+=2) {
-        const uint16_t b = u8BufToU16(inA, index + 2 + il + i);
-
-        const float yl0 = inB[yb + i];
-        const float yl1 = inB[yb + i + 1];
-        const float yl8 = inB[yb + i + BLOCKS_IN_QUANT/2];
-        const float yl9 = inB[yb + i + BLOCKS_IN_QUANT/2 + 1];
-
-        sumy += yl0 + yl1 + yl8 + yl9;
-
-        acc[0] += yl0 * (b & 0x000F) + yl1 / 256.f * (b & 0x0F00);
-        acc[1] += yl8 / 16.f * (b & 0x00F0) + yl9 / 4096.f * (b & 0xF000);
-    }
-    return d * (sumy * -8.f + acc[0] + acc[1]);
-}
-
-#include "op_mul_mv_q_n.comp"

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_q4_1.comp

@@ -1,35 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define BLOCKS_IN_QUANT QK4_1
-#define SIZE_OF_BLOCK sizeof_block_q4_1
-#define N_ROWS 4
-
-#include "op_mul_mv_q_n_pre.comp"
-
-// The q4_1 version of this function
-float block_q_n_dot_y(uint block_index, uint yb, uint il) {
-    vec2 acc = vec2(0.0, 0.0);
-    const uint index = (block_index) * SIZE_OF_BLOCK + pcs.inAOff;
-    float d = float(u8BufToFloat16(inA, index));
-    float m = float(u8BufToFloat16(inA, index+2));
-
-    float sumy = 0.0f;
-    for (int i = 0; i < BLOCKS_IN_QUANT/4; i+=2) {
-        const uint16_t b = u8BufToU16(inA, index + 4 + il + i);
-
-        const float yl0 = inB[yb + i];
-        const float yl1 = inB[yb + i + 1];
-        const float yl8 = inB[yb + i + BLOCKS_IN_QUANT/2];
-        const float yl9 = inB[yb + i + BLOCKS_IN_QUANT/2 + 1];
-
-        sumy += yl0 + yl1 + yl8 + yl9;
-
-        acc[0] += yl0 * (b & 0x000F) + yl1 / 256.f * (b & 0x0F00);
-        acc[1] += yl8 / 16.f * (b & 0x00F0) + yl9 / 4096.f * (b & 0xF000);
-    }
-    return d * (acc[0] + acc[1]) + sumy * m;
-}
-
-#include "op_mul_mv_q_n.comp"

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_q4_k.comp

@@ -1,140 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define N_DST 4
-#define SIZE_OF_BLOCK sizeof_block_q4_k
-
-layout(local_size_x = 4) in;
-layout(local_size_y = 8) in;
-layout(local_size_z = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { block_q4_k inA[]; };
-layout (binding = 1) readonly buffer tensorInB { float inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int ne10;
-    int ne0;
-    int ne1;
-    int ne01;
-    int ne02;
-    int ne12;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    uint nb11;
-    uint nb12;
-    uint nb13;
-    uint r2;
-    uint r3;
-} pcs;
-
-void main() {
-    const uint16_t kmask1 = uint16_t(0x3f3f);
-    const uint16_t kmask2 = uint16_t(0x0f0f);
-    const uint16_t kmask3 = uint16_t(0xc0c0);
-
-    const uint ix = gl_SubgroupInvocationID/8;  // 0...3
-    const uint it = gl_SubgroupInvocationID%8;  // 0...7
-    const uint iq = it/4;     // 0 or 1
-    const uint ir = it%4;     // 0...3
-
-    const uint nb = pcs.ne00/QK_K;
-
-    const uint r0 = gl_WorkGroupID.x;
-    const uint r1 = gl_WorkGroupID.y;
-    const uint im = gl_WorkGroupID.z;
-
-    const uint first_row = r0 * N_DST;
-    const uint ib_row = first_row * nb;
-
-    const uint i12 = im%pcs.ne12;
-    const uint i13 = im/pcs.ne12;
-
-    const uint offset0 = first_row*(pcs.nb01/SIZE_OF_BLOCK) + (i12/pcs.r2)*(pcs.nb02/SIZE_OF_BLOCK) + (i13/pcs.r3)*(pcs.nb03/SIZE_OF_BLOCK);
-    const uint offset1 =        r1*pcs.nb11 + (i12       )*pcs.nb12 + (i13       )*pcs.nb13;
-
-    const uint xblk = offset0 + pcs.inAOff;
-    const uint y = (offset1 / 4) + pcs.inBOff;
-
-    float yl[16];
-    float yh[16];
-    float sumf[N_DST] = {0.f, 0.f, 0.f, 0.f};
-    float all_sum = 0.f;
-
-    uint y4 = y + ix * QK_K + 64 * iq + 8 * ir;
-
-    for (uint ib = ix; ib < nb; ib += 4) {
-        const uint blk_idx = ib + xblk;
-
-        float sumy[4] = {0.f, 0.f, 0.f, 0.f};
-        for (int i = 0; i < 8; ++i) {
-            yl[i+0] = inB[y4+i+  0]; sumy[0] += yl[i+0];
-            yl[i+8] = inB[y4+i+ 32]; sumy[1] += yl[i+8];
-            yh[i+0] = inB[y4+i+128]; sumy[2] += yh[i+0];
-            yh[i+8] = inB[y4+i+160]; sumy[3] += yh[i+8];
-        }
-
-        for (int row = 0; row < N_DST; row++) {
-            uint row_idx = row * (pcs.nb01 / SIZE_OF_BLOCK);
-
-            uint16_t sc_0 = u8BufToU16(inA[blk_idx + row_idx].scales, iq * 2 + 0);
-            uint16_t sc_1 = u8BufToU16(inA[blk_idx + row_idx].scales, iq * 2 + 2);
-            uint16_t sc_2 = u8BufToU16(inA[blk_idx + row_idx].scales, iq * 2 + 4);
-            uint16_t sc_3 = u8BufToU16(inA[blk_idx + row_idx].scales, iq * 2 + 6);
-            uint16_t sc_4 = u8BufToU16(inA[blk_idx + row_idx].scales, iq * 2 + 8);
-
-            uint16_t sc16[4];
-            sc16[0] = sc_0 & kmask1;
-            sc16[1] = sc_2 & kmask1;
-            sc16[2] = ((sc_4 >> 0) & kmask2) | ((sc_0 & kmask3) >> 2);
-            sc16[3] = ((sc_4 >> 4) & kmask2) | ((sc_2 & kmask3) >> 2);
-
-            float acc1[4] = {0.f, 0.f, 0.f, 0.f};
-            float acc2[4] = {0.f, 0.f, 0.f, 0.f};
-            for (int i = 0; i < 8; i += 2) {
-                uint16_t q1 = u8BufToU16(inA[blk_idx + row_idx].qs, 32 * iq + 8 * ir + i);
-                uint16_t q2 = u8BufToU16(inA[blk_idx + row_idx].qs, 64 + 32 * iq + 8 * ir + i);
-                acc1[0] += yl[i+0] * (q1 & 0x000F);
-                acc1[1] += yl[i+1] * (q1 & 0x0F00);
-                acc1[2] += yl[i+8] * (q1 & 0x00F0);
-                acc1[3] += yl[i+9] * (q1 & 0xF000);
-                acc2[0] += yh[i+0] * (q2 & 0x000F);
-                acc2[1] += yh[i+1] * (q2 & 0x0F00);
-                acc2[2] += yh[i+8] * (q2 & 0x00F0);
-                acc2[3] += yh[i+9] * (q2 & 0xF000);
-            }
-
-            uint8_t sc8_0 = uint8_t(sc16[0] & 0xFF);
-            uint8_t sc8_1 = uint8_t(sc16[0] >> 8 );
-            uint8_t sc8_2 = uint8_t(sc16[1] & 0xFF);
-            uint8_t sc8_3 = uint8_t(sc16[1] >> 8 );
-            uint8_t sc8_4 = uint8_t(sc16[2] & 0xFF);
-            uint8_t sc8_5 = uint8_t(sc16[2] >> 8 );
-            uint8_t sc8_6 = uint8_t(sc16[3] & 0xFF);
-            uint8_t sc8_7 = uint8_t(sc16[3] >> 8 );
-
-            float dall = float(inA[blk_idx + row_idx].d);
-            float dmin = float(inA[blk_idx + row_idx].dmin);
-            sumf[row] += dall * ((acc1[0] + 1.f/256.f * acc1[1]) * sc8_0 +
-                               (acc1[2] + 1.f/256.f * acc1[3]) * sc8_1 * 1.f/16.f +
-                               (acc2[0] + 1.f/256.f * acc2[1]) * sc8_4 +
-                               (acc2[2] + 1.f/256.f * acc2[3]) * sc8_5 * 1.f/16.f) -
-                dmin * (sumy[0] * sc8_2 + sumy[1] * sc8_3 + sumy[2] * sc8_6 + sumy[3] * sc8_7);
-        }
-
-        y4 += 4 * QK_K;
-    }
-
-    for (int row = 0; row < N_DST; ++row) {
-        all_sum = subgroupAdd(sumf[row]);
-        if (subgroupElect()) {
-            out_[r1*pcs.ne0 + im*pcs.ne0*pcs.ne1 + first_row + row + pcs.outOff] = all_sum;
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_q6_k.comp

@@ -1,106 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#define SIZE_OF_BLOCK sizeof_block_q6_k
-
-layout(local_size_x_id = 0) in;
-layout(local_size_y_id = 1) in;
-layout(local_size_z = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { uint8_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { float inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int ne10;
-    int ne0;
-    int ne1;
-    int ne01;
-    int ne02;
-    int ne12;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    uint nb11;
-    uint nb12;
-    uint nb13;
-    uint r2;
-    uint r3;
-} pcs;
-
-void main() {
-    const uint8_t kmask1 = uint8_t(0x03);
-    const uint8_t kmask2 = uint8_t(0x0C);
-    const uint8_t kmask3 = uint8_t(0x30);
-    const uint8_t kmask4 = uint8_t(0xC0);
-
-    const uint nb = pcs.ne00/QK_K;
-
-    const uint r0 = gl_WorkGroupID.x;
-    const uint r1 = gl_WorkGroupID.y;
-    const uint im = gl_WorkGroupID.z;
-
-    const uint row = (r0 * gl_NumSubgroups + gl_SubgroupID);
-
-    const uint i12 = im%pcs.ne12;
-    const uint i13 = im/pcs.ne12;
-
-    const uint x = row*(pcs.nb01/SIZE_OF_BLOCK) + (i12/pcs.r2)*(pcs.nb02/SIZE_OF_BLOCK) + (i13/pcs.r3)*(pcs.nb03/SIZE_OF_BLOCK);
-    const uint yy = (r1*pcs.nb11 + i12*pcs.nb12 + i13*pcs.nb13) / 4 + pcs.inBOff;
-
-    float sumf = 0;
-
-    // bits of invocation ID for gl_SubgroupSize=32:
-    //  x   x   x   x   x
-    //  4   3   2   1   0
-    // (     tid     ) ix
-    //  ip (   il    )
-
-    const uint block_stride = gl_SubgroupSize / 16;         // number of blocks each subgroup processes
-    const uint tid  = gl_SubgroupInvocationID/block_stride; // first block_stride groups have tid=0
-    const uint ix   = gl_SubgroupInvocationID%block_stride; // first block is 0..block_stride-1
-    const uint ip   = tid/8;        // first or second half of block (0 or 1)
-    const uint il   = tid%8;        // each half has 8 parts, one per scale
-    const uint n    = 4;            // 4 scales at a time (and 4 sums)
-    const uint l0   = n*il;         // offset into half-block, 0..28
-    const uint is   = 8*ip + l0/16; // 0, 1, 8, 9
-
-    const uint y_offset = 128*ip + l0;
-    const uint q_offset_l = 64*ip + l0;
-    const uint q_offset_h = 32*ip + l0;
-
-    for (uint i = ix; i < nb; i += block_stride) {
-
-        const uint baseIndex = (x + i) * SIZE_OF_BLOCK + pcs.inAOff;
-
-        const uint qlIndex = q_offset_l;
-        const uint q2Index = qlIndex + QK_K/8;
-        const uint qhIndex = q_offset_h;
-        const uint y = yy + i * QK_K + y_offset;
-
-        float sums[4] = {0.0f, 0.0f, 0.0f, 0.0f};
-        for (uint l = 0; l < n; ++l) {
-            const uint8_t currentQ1 = inA[baseIndex + qlIndex + l];
-            const uint8_t currentQ2 = inA[baseIndex + q2Index + l];
-            const uint8_t currentQh = inA[baseIndex + QK_K/2 + qhIndex + l];
-
-            sums[0] += inB[y+l+ 0] * (int8_t((currentQ1 & 0xF) | ((currentQh & kmask1) << 4)) - 32);
-            sums[1] += inB[y+l+32] * (int8_t((currentQ2 & 0xF) | ((currentQh & kmask2) << 2)) - 32);
-            sums[2] += inB[y+l+64] * (int8_t((currentQ1  >> 4) | ((currentQh & kmask3) << 0)) - 32);
-            sums[3] += inB[y+l+96] * (int8_t((currentQ2  >> 4) | ((currentQh & kmask4) >> 2)) - 32);
-        }
-
-        float d = u8BufToFloat16(inA, baseIndex + QK_K/2 + QK_K/4 + QK_K/16);
-        sumf += d * (sums[0] * int8_t(inA[baseIndex + QK_K/2 + QK_K/4 + is]) + sums[1] * int8_t(inA[baseIndex + QK_K/2 + QK_K/4 + 2 + is]) + sums[2] * int8_t(inA[baseIndex + QK_K/2 + QK_K/4 + 4 + is]) + sums[3] * int8_t(inA[baseIndex + QK_K/2 + QK_K/4 + 6 + is]));
-    }
-
-    const float tot = subgroupAdd(sumf);
-    if (subgroupElect()) {
-        out_[r1*pcs.ne0 + im*pcs.ne0*pcs.ne1 + row + pcs.outOff] = tot;
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mat_q8_0.comp

@@ -1,73 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-#include "op_mul_mv_q_n_pre.comp"
-
-#define SIZE_OF_D 2
-
-#define N_DST 4 // each SIMD group works on 4 rows
-#define N_SIMDGROUP 2 // number of SIMD groups in a thread group
-#define N_SIMDWIDTH 32 // assuming SIMD group size is 32
-
-#define NB_Q8_0 8
-
-void main() {
-    // NB: hack to make compatible with AMD GPUs that have a subgroup size of 64
-    if (gl_SubgroupInvocationID > 31)
-        return;
-
-    const int nr  = N_DST;
-    const int nsg = N_SIMDGROUP;
-    const int nw  = N_SIMDWIDTH;
-
-    const int nb = pcs.ne00/QK8_0;
-    const uint r0 = gl_WorkGroupID.x;
-    const uint r1 = gl_WorkGroupID.y;
-    const uint im = gl_WorkGroupID.z;
-
-    const uint first_row = (r0 * nsg + gl_SubgroupID) * nr;
-
-    const uint i12 = im%pcs.ne12;
-    const uint i13 = im/pcs.ne12;
-
-    const uint offset0 = first_row * nb + (i12/pcs.r2)*(nb*pcs.ne01) + (i13/pcs.r3)*(nb*pcs.ne01*pcs.ne02);
-
-    const uint x = offset0*sizeof_block_q8_0 + pcs.inAOff; // Based from inA
-    const uint y = r1*pcs.ne10 + im*pcs.ne00*pcs.ne1 + pcs.inBOff; // based from inB
-
-    float yl[NB_Q8_0];
-    float sumf[N_DST]={0.f, 0.f, 0.f, 0.f};
-
-    const uint ix = gl_SubgroupInvocationID.x/4;
-    const uint il = gl_SubgroupInvocationID.x%4;
-
-    uint yb = y + ix * QK8_0 + NB_Q8_0*il;
-
-    // each thread in a SIMD group deals with NB_Q8_0 quants at a time
-    for (uint ib = ix; ib < nb; ib += nw/4) {
-        for (int i = 0; i < NB_Q8_0; ++i) {
-            yl[i] = inB[yb + i];
-        }
-
-        for (int row = 0; row < nr; row++) {
-            const uint block_offset = (ib+row*nb) * sizeof_block_q8_0;
-            float sumq = 0.f;
-            for (int iq = 0; iq < NB_Q8_0; ++iq) {
-                const int8_t qs_iq = int8_t(inA[x + block_offset + SIZE_OF_D + NB_Q8_0*il + iq]);
-                sumq += qs_iq * yl[iq];
-            }
-            const float16_t d = u8BufToFloat16(inA, x + block_offset);
-            sumf[row] += sumq*d;
-        }
-
-        yb += NB_Q8_0 * nw;
-    }
-
-    for (int row = 0; row < nr; ++row) {
-        const float tot = subgroupAdd(sumf[row]);
-        if (subgroupElect() && first_row + row < pcs.ne01) {
-            out_[r1*pcs.ne0 + im*pcs.ne0*pcs.ne1 + first_row + row] = tot;
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mv_q_n.comp

@@ -1,52 +0,0 @@
-void main() {
-    // NB: hack to make compatible with AMD GPUs that have a subgroup size of 64
-    if (gl_SubgroupInvocationID > 31)
-        return;
-
-    const uint nb = uint(pcs.ne00/BLOCKS_IN_QUANT);
-
-    const uint r0 = gl_WorkGroupID.x;
-    const uint r1 = gl_WorkGroupID.y;
-    const uint im = gl_WorkGroupID.z;
-
-    const uint first_row = (r0 * gl_NumSubgroups + gl_SubgroupID) * N_ROWS;
-
-    const uint i12 = im%pcs.ne12;
-    const uint i13 = im/pcs.ne12;
-
-    // pointers to src0 rows
-    uint ax[N_ROWS];
-    for (int row = 0; row < N_ROWS; ++row) {
-        const uint offset0 = (first_row + row)*(pcs.nb01/SIZE_OF_BLOCK) + (i12/pcs.r2)*(pcs.nb02/SIZE_OF_BLOCK) + (i13/pcs.r3)*(pcs.nb03/SIZE_OF_BLOCK);
-
-        ax[row] = offset0 + pcs.inAOff;
-    }
-
-    const uint y = (r1*pcs.nb11 + i12*pcs.nb12 + i13*pcs.nb13) / 4 + pcs.inBOff;
-
-    float sumf[N_ROWS] = {0.0f, 0.0f, 0.0f, 0.0f};
-
-    const uint ix = gl_SubgroupInvocationID/2;
-    const uint il = (BLOCKS_IN_QUANT/4)*(gl_SubgroupInvocationID%2);
-
-    uint yb = y + ix * BLOCKS_IN_QUANT + il;
-
-    //debugPrintfEXT("gl_NumSubgroups=%d, gl_SubgroupID=%d, gl_SubgroupInvocationID=%d, glSubgroupSize=%d, gl_WorkGroupSize.x=%d, gl_WorkGroupSize.y=%d, gl_WorkGroupSize.z=%d\n",
-    //    gl_NumSubgroups, gl_SubgroupID, gl_SubgroupInvocationID, gl_SubgroupSize,
-    //    gl_WorkGroupSize.x, gl_WorkGroupSize.y, gl_WorkGroupSize.z);
-
-    for (uint ib = ix; ib < nb; ib += 16) {
-        for (int row = 0; row < N_ROWS; row++) {
-            sumf[row] += block_q_n_dot_y(ax[row] + ib, yb, il);
-        }
-
-        yb += BLOCKS_IN_QUANT * 16;
-    }
-
-    for (int row = 0; row < N_ROWS; ++row) {
-        const float tot = subgroupAdd(sumf[row]);
-        if (first_row + row < pcs.ne01 && subgroupElect()) {
-            out_[r1*pcs.ne0 + im*pcs.ne0*pcs.ne1 + first_row + row + pcs.outOff] = tot;
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_mul_mv_q_n_pre.comp

@@ -1,28 +0,0 @@
-layout(local_size_x_id = 0) in;
-layout(local_size_y = 8) in;
-layout(local_size_z = 1) in;
-
-layout (binding = 0) readonly buffer tensorInA { uint8_t inA[]; };
-layout (binding = 1) readonly buffer tensorInB { float inB[]; };
-layout (binding = 2) writeonly buffer tensorOut { float out_[]; };
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int  ne00;
-    int  ne01;
-    int  ne02;
-    int  ne10;
-    int  ne12;
-    int  ne0;
-    int  ne1;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    uint nb11;
-    uint nb12;
-    uint nb13;
-    uint r2;
-    uint r3;
-} pcs;

ggml/src/ggml-kompute/kompute-shaders/op_norm.comp

@@ -1,84 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 256) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-    uint ne00;
-    uint nb01;
-    float eps;
-} pcs;
-
-shared float sum[gl_WorkGroupSize.x];
-
-void main() {
-    const uint x = (gl_WorkGroupID.x*pcs.nb01/4) + pcs.inOff; // Based from in_
-    // MEAN
-    // parallel sum
-    sum[gl_LocalInvocationID.x] = 0.0;
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        sum[gl_LocalInvocationID.x] += in_[x+i00];
-    }
-
-    // reduce
-    barrier();
-    memoryBarrierShared();
-    [[unroll]] for (uint i = gl_WorkGroupSize.x/2; i > 0; i /= 2) {
-        if (gl_LocalInvocationID.x < i) {
-            sum[gl_LocalInvocationID.x] += sum[gl_LocalInvocationID.x + i];
-        }
-        barrier();
-        memoryBarrierShared();
-    }
-
-    // broadcast
-    if (gl_LocalInvocationID.x == 0) {
-        sum[0] /= float(pcs.ne00);
-    }
-    barrier();
-    memoryBarrierShared();
-    const float mean = sum[0];
-
-    // recenter
-    const uint y = (gl_WorkGroupID.x*pcs.ne00) + pcs.outOff; // Based from out_
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        out_[y+i00] = in_[x+i00] - mean;
-    }
-
-    // VARIANCE
-    // parallel sum
-    sum[gl_LocalInvocationID.x] = 0.0;
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        sum[gl_LocalInvocationID.x] += out_[y+i00] * out_[y+i00];
-    }
-
-    // reduce
-    barrier();
-    memoryBarrierShared();
-    [[unroll]] for (uint i = gl_WorkGroupSize.x/2; i > 0; i /= 2) {
-        if (gl_LocalInvocationID.x < i) {
-            sum[gl_LocalInvocationID.x] += sum[gl_LocalInvocationID.x + i];
-        }
-        barrier();
-        memoryBarrierShared();
-    }
-
-    // broadcast
-    if (gl_LocalInvocationID.x == 0) {
-        sum[0] /= float(pcs.ne00);
-    }
-    barrier();
-    memoryBarrierShared();
-    const float variance = sum[0];
-
-    const float scale = 1.0f/sqrt(variance + pcs.eps);
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        out_[y+i00] *= scale;
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_relu.comp

@@ -1,21 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-} pcs;
-
-void main() {
-    const uint baseIndex = gl_WorkGroupID.x * 4;
-
-    for (uint x = 0; x < 4; x++) {
-        const uint i = baseIndex + x;
-        out_[i + pcs.outOff] = max(0.0, in_[i + pcs.inOff]);
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_rmsnorm.comp

@@ -1,53 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 512) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-    uint ne00;
-    uint nb01;
-    float eps;
-} pcs;
-
-shared float sum[gl_WorkGroupSize.x];
-
-void main() {
-    const uint x = (gl_WorkGroupID.x*pcs.nb01/4) + pcs.inOff; // Based from in_
-
-    // parallel sum
-    sum[gl_LocalInvocationID.x] = 0.0;
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        sum[gl_LocalInvocationID.x] += in_[x+i00] * in_[x+i00];
-    }
-
-    // reduce
-    barrier();
-    memoryBarrierShared();
-    [[unroll]] for (uint i = gl_WorkGroupSize.x/2; i > 0; i /= 2) {
-        if (gl_LocalInvocationID.x < i) {
-            sum[gl_LocalInvocationID.x] += sum[gl_LocalInvocationID.x + i];
-        }
-        barrier();
-        memoryBarrierShared();
-    }
-
-    // broadcast
-    if (gl_LocalInvocationID.x == 0) {
-        sum[0] /= float(pcs.ne00);
-    }
-    barrier();
-    memoryBarrierShared();
-
-    const float scale = 1.0f/sqrt(sum[0] + pcs.eps);
-
-    const uint y = (gl_WorkGroupID.x*pcs.ne00) + pcs.outOff; // Based from out_
-    for (uint i00 = gl_LocalInvocationID.x; i00 < pcs.ne00; i00 += gl_WorkGroupSize.x) {
-        out_[y+i00] = in_[x+i00] * scale;
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_rope_neox_f16.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "rope_common.comp"
-
-layout(binding = 0) buffer restrict readonly  tensorInA { float16_t inA[]; };
-layout(binding = 1) buffer restrict readonly  tensorInB { int       inB[]; };
-layout(binding = 2) buffer restrict readonly  tensorInC { float     inC[]; };
-layout(binding = 3) buffer restrict writeonly tensorOut { float16_t out_[]; };
-
-void main() {
-    const uint i3 = gl_WorkGroupID.z;
-    const uint i2 = gl_WorkGroupID.y;
-    const uint i1 = gl_WorkGroupID.x;
-
-    float corr_dims[2];
-    rope_yarn_corr_dims(pcs.n_dims, pcs.n_ctx_orig, pcs.freq_base, pcs.beta_fast, pcs.beta_slow, corr_dims);
-
-    const float theta_scale = pow(pcs.freq_base, -2.0/pcs.n_dims);
-
-    float theta_base = float(inB[pcs.inBOff + i2]);
-    float inv_ndims = -1.f/pcs.n_dims;
-
-    float cos_theta;
-    float sin_theta;
-
-    for (uint i0 = 2*gl_LocalInvocationIndex; i0 < pcs.ne0; i0 += 2*gl_WorkGroupSize.x) {
-        if (i0 < pcs.n_dims) {
-            uint ic = i0/2;
-
-            float theta = theta_base * pow(pcs.freq_base, inv_ndims*i0);
-
-            const float freq_factor = pcs.has_freq_factors ? inC[pcs.inCOff + ic] : 1.0f;
-
-            rope_yarn(theta/freq_factor, pcs.freq_scale, corr_dims, i0, pcs.ext_factor, pcs.attn_factor, cos_theta, sin_theta);
-
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + ic*pcs.nb00) / 2) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + ic*pcs.nb0)  / 2) + pcs.outOff; // Based from out_
-
-            const float x0 = float(inA[src]);
-            const float x1 = float(inA[src+pcs.n_dims/2]);
-
-            out_[dst_data]              = float16_t(x0*cos_theta - x1*sin_theta);
-            out_[dst_data+pcs.n_dims/2] = float16_t(x0*sin_theta + x1*cos_theta);
-        } else {
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 2) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 2) + pcs.outOff; // Based from out_
-
-            out_[dst_data]   = inA[src];
-            out_[dst_data+1] = inA[src+1];
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_rope_neox_f32.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "rope_common.comp"
-
-layout(binding = 0) buffer restrict readonly  tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly  tensorInB { int       inB[]; };
-layout(binding = 2) buffer restrict readonly  tensorInC { float inC[]; };
-layout(binding = 3) buffer restrict writeonly tensorOut { float out_[]; };
-
-void main() {
-    const uint i3 = gl_WorkGroupID.z;
-    const uint i2 = gl_WorkGroupID.y;
-    const uint i1 = gl_WorkGroupID.x;
-
-    float corr_dims[2];
-    rope_yarn_corr_dims(pcs.n_dims, pcs.n_ctx_orig, pcs.freq_base, pcs.beta_fast, pcs.beta_slow, corr_dims);
-
-    const float theta_scale = pow(pcs.freq_base, -2.0/pcs.n_dims);
-
-    float theta_base = float(inB[pcs.inBOff + i2]);
-    float inv_ndims = -1.f/pcs.n_dims;
-
-    float cos_theta;
-    float sin_theta;
-
-    for (uint i0 = 2*gl_LocalInvocationIndex; i0 < pcs.ne0; i0 += 2*gl_WorkGroupSize.x) {
-        if (i0 < pcs.n_dims) {
-            uint ic = i0/2;
-
-            float theta = theta_base * pow(pcs.freq_base, inv_ndims*i0);
-
-            const float freq_factor = pcs.has_freq_factors ? inC[pcs.inCOff + ic] : 1.0f;
-
-            rope_yarn(theta/freq_factor, pcs.freq_scale, corr_dims, i0, pcs.ext_factor, pcs.attn_factor, cos_theta, sin_theta);
-
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + ic*pcs.nb00) / 4) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + ic*pcs.nb0)  / 4) + pcs.outOff; // Based from out_
-
-            const float x0 = inA[src];
-            const float x1 = inA[src+pcs.n_dims/2];
-
-            out_[dst_data]              = x0*cos_theta - x1*sin_theta;
-            out_[dst_data+pcs.n_dims/2] = x0*sin_theta + x1*cos_theta;
-        } else {
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 4) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 4) + pcs.outOff; // Based from out_
-
-            out_[dst_data]   = inA[src];
-            out_[dst_data+1] = inA[src+1];
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_rope_norm_f16.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "rope_common.comp"
-
-layout(binding = 0) buffer restrict readonly  tensorInA { float16_t inA[]; };
-layout(binding = 1) buffer restrict readonly  tensorInB { int       inB[]; };
-layout(binding = 2) buffer restrict readonly  tensorInC { float     inC[]; };
-layout(binding = 3) buffer restrict writeonly tensorOut { float16_t out_[]; };
-
-void main() {
-    const uint i3 = gl_WorkGroupID.z;
-    const uint i2 = gl_WorkGroupID.y;
-    const uint i1 = gl_WorkGroupID.x;
-
-    float corr_dims[2];
-    rope_yarn_corr_dims(pcs.n_dims, pcs.n_ctx_orig, pcs.freq_base, pcs.beta_fast, pcs.beta_slow, corr_dims);
-
-    const float theta_scale = pow(pcs.freq_base, -2.0/pcs.n_dims);
-
-    float theta_base = float(inB[pcs.inBOff + i2]);
-    float inv_ndims = -1.f/pcs.n_dims;
-
-    float cos_theta;
-    float sin_theta;
-
-    for (uint i0 = 2*gl_LocalInvocationIndex; i0 < pcs.ne0; i0 += 2*gl_WorkGroupSize.x) {
-        if (i0 < pcs.n_dims) {
-            uint ic = i0/2;
-
-            float theta = theta_base * pow(pcs.freq_base, inv_ndims*i0);
-
-            const float freq_factor = pcs.has_freq_factors ? inC[pcs.inCOff + ic] : 1.0f;
-
-            rope_yarn(theta/freq_factor, pcs.freq_scale, corr_dims, i0, pcs.ext_factor, pcs.attn_factor, cos_theta, sin_theta);
-
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 2) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 2) + pcs.outOff; // Based from out_
-
-            const float x0 = float(inA[src]);
-            const float x1 = float(inA[src+1]);
-
-            out_[dst_data]   = float16_t(x0*cos_theta - x1*sin_theta);
-            out_[dst_data+1] = float16_t(x0*sin_theta + x1*cos_theta);
-        } else {
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 2) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 2) + pcs.outOff; // Based from out_
-
-            out_[dst_data]   = inA[src];
-            out_[dst_data+1] = inA[src+1];
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_rope_norm_f32.comp

@@ -1,52 +0,0 @@
-#version 450
-
-#include "rope_common.comp"
-
-layout(binding = 0) buffer restrict readonly  tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly  tensorInB { int   inB[]; };
-layout(binding = 2) buffer restrict readonly  tensorInC { float inC[]; };
-layout(binding = 3) buffer restrict writeonly tensorOut { float out_[]; };
-
-void main() {
-    const uint i3 = gl_WorkGroupID.z;
-    const uint i2 = gl_WorkGroupID.y;
-    const uint i1 = gl_WorkGroupID.x;
-
-    float corr_dims[2];
-    rope_yarn_corr_dims(pcs.n_dims, pcs.n_ctx_orig, pcs.freq_base, pcs.beta_fast, pcs.beta_slow, corr_dims);
-
-    const float theta_scale = pow(pcs.freq_base, -2.0/pcs.n_dims);
-
-    float theta_base = float(inB[pcs.inBOff + i2]);
-    float inv_ndims = -1.f/pcs.n_dims;
-
-    float cos_theta;
-    float sin_theta;
-
-    for (uint i0 = 2*gl_LocalInvocationIndex; i0 < pcs.ne0; i0 += 2*gl_WorkGroupSize.x) {
-        if (i0 < pcs.n_dims) {
-            uint ic = i0/2;
-
-            float theta = theta_base * pow(pcs.freq_base, inv_ndims*i0);
-
-            const float freq_factor = pcs.has_freq_factors ? inC[pcs.inCOff + ic] : 1.0f;
-
-            rope_yarn(theta/freq_factor, pcs.freq_scale, corr_dims, i0, pcs.ext_factor, pcs.attn_factor, cos_theta, sin_theta);
-
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 4) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 4) + pcs.outOff; // Based from out_
-
-            const float x0 = inA[src];
-            const float x1 = inA[src+1];
-
-            out_[dst_data]   = x0*cos_theta - x1*sin_theta;
-            out_[dst_data+1] = x0*sin_theta + x1*cos_theta;
-        } else {
-            const uint src      = uint((i3*pcs.nb03 + i2*pcs.nb02 + i1*pcs.nb01 + i0*pcs.nb00) / 4) + pcs.inAOff; // Based from in
-            const uint dst_data = uint((i3*pcs.nb3  + i2*pcs.nb2  + i1*pcs.nb1  + i0*pcs.nb0)  / 4) + pcs.outOff; // Based from out_
-
-            out_[dst_data]   = inA[src];
-            out_[dst_data+1] = inA[src+1];
-        }
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_scale.comp

@@ -1,19 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-    float scale;
-} pcs;
-
-void main() {
-    const uint i = gl_WorkGroupID.x;
-    out_[i + pcs.outOff] = in_[i + pcs.inOff] * pcs.scale;
-}

ggml/src/ggml-kompute/kompute-shaders/op_scale_8.comp

@@ -1,23 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-    float scale;
-} pcs;
-
-void main() {
-    const uint baseIndex = gl_WorkGroupID.x * 8;
-
-    for (uint x = 0; x < 8; x++) {
-        const uint i = baseIndex + x;
-        out_[i + pcs.outOff] = in_[i + pcs.inOff] * pcs.scale;
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_silu.comp

@@ -1,22 +0,0 @@
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x = 1) in;
-
-layout(binding = 0) buffer restrict readonly tensorIn { float in_[]; };
-layout(binding = 1) buffer restrict writeonly tensorOut { float out_[]; };
-layout(push_constant) uniform PushConstants {
-    uint inOff;
-    uint outOff;
-} pcs;
-
-void main() {
-    const uint baseIndex = gl_WorkGroupID.x * 4;
-
-    for (uint x = 0; x < 4; x++) {
-        const uint i = baseIndex + x;
-        const float y = in_[i + pcs.inOff];
-        out_[i + pcs.outOff] = y / (1.0 + exp(-y));
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/op_softmax.comp

@@ -1,72 +0,0 @@
-// TODO: implement multi-simd softmax (llama.cpp commit e16b9fa4)
-
-#version 450
-
-#include "common.comp"
-
-layout(local_size_x_id = 0) in;
-
-layout(binding = 0) buffer restrict readonly tensorInA { float inA[]; };
-layout(binding = 1) buffer restrict readonly tensorInB { float inB[]; };
-layout(binding = 2) buffer restrict writeonly tensorOut { float out_[]; };
-
-layout(push_constant) uniform PushConstants {
-    uint inAOff;
-    uint inBOff;
-    uint outOff;
-    int ne00;
-    int ne01;
-    int ne02;
-    float scale;
-    float max_bias;
-    float m0;
-    float m1;
-    uint n_head_log2;
-    int mask;
-} pcs;
-
-void main() {
-    if (gl_SubgroupInvocationID > 31)
-        return;
-
-    const uint i03 = gl_WorkGroupID.z;
-    const uint i02 = gl_WorkGroupID.y;
-    const uint i01 = gl_WorkGroupID.x;
-
-    const uint extra_off = i03*pcs.ne02*pcs.ne01*pcs.ne00 + i02*pcs.ne01*pcs.ne00 + i01*pcs.ne00;
-    const uint psrc0 = extra_off + pcs.inAOff; // Based from inA
-    const uint pmask = i01*pcs.ne00 + pcs.inBOff; // Based from inB
-    const uint pdst = extra_off + pcs.outOff; // Based from out_
-
-    float slope = 1.0f;
-
-    // ALiBi
-    if (pcs.max_bias > 0.0f) {
-        int64_t h = i02;
-
-        float base = h < pcs.n_head_log2 ? pcs.m0 : pcs.m1;
-        int64_t exp = h < pcs.n_head_log2 ? h + 1 : 2*(h - pcs.n_head_log2) + 1;
-
-        slope = pow(base, float(exp));
-    }
-
-    // parallel max
-    float localMax = uintBitsToFloat(0xFF800000);
-    for (uint i00 = gl_SubgroupInvocationID.x; i00 < pcs.ne00; i00 += 32) {
-        localMax = max(localMax, inA[psrc0 + i00]*pcs.scale + (pcs.mask!=0 ? slope*inB[pmask + i00] : 0.0f));
-    }
-    float max_ = subgroupMax(localMax);
-
-    // parallel sum
-    float localSum = 0.0f;
-    for (uint i00 = gl_SubgroupInvocationID.x; i00 < pcs.ne00; i00 += 32) {
-        const float exp_psrc0 = exp(inA[psrc0 + i00]*pcs.scale + (pcs.mask!=0 ? slope*inB[pmask + i00] : 0.0f) - max_);
-        localSum += exp_psrc0;
-        out_[pdst + i00] = exp_psrc0;
-    }
-
-    const float sum = subgroupAdd(localSum);
-    for (uint i00 = gl_SubgroupInvocationID.x; i00 < pcs.ne00; i00 += 32) {
-        out_[pdst + i00] /= sum;
-    }
-}

ggml/src/ggml-kompute/kompute-shaders/rope_common.comp

@@ -1,71 +0,0 @@
-#include "common.comp"
-
-#define GGML_ROPE_TYPE_NEOX 2
-
-// TODO: use a local size of 32 or more (Metal uses 1024)
-layout(local_size_x = 1) in;
-
-layout (push_constant) uniform parameter {
-    uint inAOff;
-    uint inBOff;
-    uint inCOff;
-    uint outOff;
-    int n_dims;
-    int mode;
-    int n_ctx_orig;
-    float freq_base;
-    float freq_scale;
-    bool has_freq_factors;
-    float ext_factor;
-    float attn_factor;
-    float beta_fast;
-    float beta_slow;
-    uint nb00;
-    uint nb01;
-    uint nb02;
-    uint nb03;
-    int ne0;
-    uint nb0;
-    uint nb1;
-    uint nb2;
-    uint nb3;
-} pcs;
-
-float rope_yarn_ramp(const float low, const float high, const float i0) {
-    const float y = (i0 / 2 - low) / max(0.001f, high - low);
-    return 1.0f - min(1.0f, max(0.0f, y));
-}
-
-// YaRN algorithm based on LlamaYaRNScaledRotaryEmbedding.py from https://github.com/jquesnelle/yarn
-// MIT licensed. Copyright (c) 2023 Jeffrey Quesnelle and Bowen Peng.
-void rope_yarn(
-    float theta_extrap, float freq_scale, float corr_dims[2], float i0, float ext_factor, float mscale,
-    out float cos_theta, out float sin_theta
-) {
-    // Get n-d rotational scaling corrected for extrapolation
-    float theta_interp = freq_scale * theta_extrap;
-    float theta = theta_interp;
-    if (ext_factor != 0.0f) {
-        float ramp_mix = rope_yarn_ramp(corr_dims[0], corr_dims[1], i0) * ext_factor;
-        theta = theta_interp * (1 - ramp_mix) + theta_extrap * ramp_mix;
-
-        // Get n-d magnitude scaling corrected for interpolation
-        mscale *= 1.0f + 0.1f * log(1.0f / freq_scale);
-    }
-    cos_theta = cos(theta) * mscale;
-    sin_theta = sin(theta) * mscale;
-}
-
-// Apparently solving `n_rot = 2pi * x * base^((2 * max_pos_emb) / n_dims)` for x, we get
-// `corr_fac(n_rot) = n_dims * log(max_pos_emb / (n_rot * 2pi)) / (2 * log(base))`
-float rope_yarn_corr_factor(int n_dims, int n_ctx_orig, float n_rot, float base) {
-    return n_dims * log(n_ctx_orig / (n_rot * TWOPI_F)) / (2 * log(base));
-}
-
-void rope_yarn_corr_dims(
-    int n_dims, int n_ctx_orig, float freq_base, float beta_fast, float beta_slow, out float dims[2]
-) {
-    // start and end correction dims
-    dims[0] = max(0.0f,         floor(rope_yarn_corr_factor(n_dims, n_ctx_orig, beta_fast, freq_base)));
-    dims[1] = min(n_dims - 1.0f, ceil(rope_yarn_corr_factor(n_dims, n_ctx_orig, beta_slow, freq_base)));
-}

ggml/src/ggml-metal/ggml-metal-impl.h

@@ -229,7 +229,11 @@ typedef struct {
     uint64_t nb21;
     uint64_t nb22;
     uint64_t nb23;
+    int32_t  ne32;
+    int32_t  ne33;
     uint64_t nb31;
+    uint64_t nb32;
+    uint64_t nb33;
     int32_t  ne1;
     int32_t  ne2;
     float    scale;
@@ -461,9 +465,21 @@ typedef struct {
 } ggml_metal_kargs_sum_rows;
 
 typedef struct {
-    int64_t  ne00;
-    int64_t  ne01;
-    int64_t  ne02;
+    int32_t  ne00;
+    int32_t  ne01;
+    int32_t  ne02;
+    uint64_t nb01;
+    uint64_t nb02;
+    uint64_t nb03;
+    int32_t  ne11;
+    int32_t  ne12;
+    int32_t  ne13;
+    uint64_t nb11;
+    uint64_t nb12;
+    uint64_t nb13;
+    uint64_t nb1;
+    uint64_t nb2;
+    uint64_t nb3;
     float    scale;
     float    max_bias;
     float    m0;
@@ -499,26 +515,25 @@ typedef struct {
 typedef struct {
     int64_t  d_state;
     int64_t  d_inner;
+    int64_t  n_head;
+    int64_t  n_group;
     int64_t  n_seq_tokens;
     int64_t  n_seqs;
-    uint64_t nb00;
     uint64_t nb01;
     uint64_t nb02;
-    uint64_t nb10;
+    uint64_t nb03;
     uint64_t nb11;
     uint64_t nb12;
     uint64_t nb13;
-    uint64_t nb20;
     uint64_t nb21;
     uint64_t nb22;
-    uint64_t nb30;
     uint64_t nb31;
-    uint64_t nb40;
     uint64_t nb41;
     uint64_t nb42;
-    uint64_t nb50;
+    uint64_t nb43;
     uint64_t nb51;
     uint64_t nb52;
+    uint64_t nb53;
 } ggml_metal_kargs_ssm_scan;
 
 typedef struct {

ggml/src/ggml-metal/ggml-metal.m

@@ -217,6 +217,7 @@ enum ggml_metal_kernel_type {
     GGML_METAL_KERNEL_TYPE_NORM,
     GGML_METAL_KERNEL_TYPE_SSM_CONV_F32,
     GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32,
+    GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32_GROUP,
     GGML_METAL_KERNEL_TYPE_RWKV_WKV6_F32,
     GGML_METAL_KERNEL_TYPE_RWKV_WKV7_F32,
     GGML_METAL_KERNEL_TYPE_MUL_MV_F32_F32,
@@ -1196,6 +1197,7 @@ static struct ggml_backend_metal_context * ggml_metal_init(ggml_backend_dev_t de
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_NORM,                            norm,                            true);
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_SSM_CONV_F32,                    ssm_conv_f32,                    true);
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32,                    ssm_scan_f32,                    true);
+        GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32_GROUP,              ssm_scan_f32_group,              true);
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_RWKV_WKV6_F32,                   rwkv_wkv6_f32,                   true);
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_RWKV_WKV7_F32,                   rwkv_wkv7_f32,                   true);
         GGML_METAL_ADD_KERNEL(GGML_METAL_KERNEL_TYPE_MUL_MV_F32_F32,                  mul_mv_f32_f32,                  has_simdgroup_reduction);
@@ -1725,7 +1727,7 @@ static bool ggml_metal_supports_op(const struct ggml_backend_metal_device_contex
         case GGML_OP_MEAN:
         case GGML_OP_SOFT_MAX:
         case GGML_OP_GROUP_NORM:
-            return has_simdgroup_reduction && ggml_is_contiguous(op->src[0]);
+            return has_simdgroup_reduction && ggml_is_contiguous_rows(op->src[0]);
         case GGML_OP_RMS_NORM:
         case GGML_OP_L2_NORM:
             return has_simdgroup_reduction && (op->ne[0] % 4 == 0 && ggml_is_contiguous_1(op->src[0]));
@@ -2644,10 +2646,7 @@ static bool ggml_metal_encode_node(
                 memcpy(&scale,    ((const int32_t *) dst->op_params) + 0, sizeof(scale));
                 memcpy(&max_bias, ((const int32_t *) dst->op_params) + 1, sizeof(max_bias));
 
-                const int64_t nrows_x = ggml_nrows(src0);
-                const int64_t nrows_y = src0->ne[1];
-
-                const uint32_t n_head      = nrows_x/nrows_y;
+                const uint32_t n_head      = src0->ne[2];
                 const uint32_t n_head_log2 = 1u << (uint32_t) floorf(log2f((float) n_head));
 
                 const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
@@ -2707,6 +2706,18 @@ static bool ggml_metal_encode_node(
                     /*.ne00        =*/ ne00,
                     /*.ne01        =*/ ne01,
                     /*.ne02        =*/ ne02,
+                    /*.nb01        =*/ nb01,
+                    /*.nb02        =*/ nb02,
+                    /*.nb03        =*/ nb03,
+                    /*.ne11        =*/ ne11,
+                    /*.ne12        =*/ ne12,
+                    /*.ne13        =*/ ne13,
+                    /*.nb11        =*/ nb11,
+                    /*.nb12        =*/ nb12,
+                    /*.nb13        =*/ nb13,
+                    /*.nb1         =*/ nb1,
+                    /*.nb2         =*/ nb2,
+                    /*.nb3         =*/ nb3,
                     /*.scale       =*/ scale,
                     /*.max_bias    =*/ max_bias,
                     /*.m0          =*/ m0,
@@ -2726,7 +2737,7 @@ static bool ggml_metal_encode_node(
 
                 [encoder setThreadgroupMemoryLength:32*sizeof(float) atIndex:0];
 
-                [encoder dispatchThreadgroups:MTLSizeMake(ne01*ne02*ne03, 1, 1) threadsPerThreadgroup:MTLSizeMake(nth, 1, 1)];
+                [encoder dispatchThreadgroups:MTLSizeMake(ne01, ne02, ne03) threadsPerThreadgroup:MTLSizeMake(nth, 1, 1)];
             } break;
         case GGML_OP_DIAG_MASK_INF:
             {
@@ -2800,71 +2811,91 @@ static bool ggml_metal_encode_node(
                 struct ggml_tensor * src3 = node->src[3];
                 struct ggml_tensor * src4 = node->src[4];
                 struct ggml_tensor * src5 = node->src[5];
+                struct ggml_tensor * src6 = node->src[6];
 
                 GGML_ASSERT(src3);
                 GGML_ASSERT(src4);
                 GGML_ASSERT(src5);
+                GGML_ASSERT(src6);
 
                 size_t offs_src3 = 0;
                 size_t offs_src4 = 0;
                 size_t offs_src5 = 0;
+                size_t offs_src6 = 0;
 
                 id<MTLBuffer> id_src3 = src3 ? ggml_metal_get_buffer(src3, &offs_src3) : nil;
                 id<MTLBuffer> id_src4 = src4 ? ggml_metal_get_buffer(src4, &offs_src4) : nil;
                 id<MTLBuffer> id_src5 = src5 ? ggml_metal_get_buffer(src5, &offs_src5) : nil;
+                id<MTLBuffer> id_src6 = src6 ? ggml_metal_get_buffer(src6, &offs_src6) : nil;
 
-                const int64_t  ne30 = src3->ne[0]; GGML_UNUSED(ne30);
+                const int64_t  ne30 = src3->ne[0];
                 const int64_t  ne31 = src3->ne[1]; GGML_UNUSED(ne31);
 
-                const uint64_t nb30 = src3->nb[0];
+                const uint64_t nb30 = src3->nb[0]; GGML_UNUSED(nb30);
                 const uint64_t nb31 = src3->nb[1];
 
                 const int64_t  ne40 = src4->ne[0]; GGML_UNUSED(ne40);
-                const int64_t  ne41 = src4->ne[1]; GGML_UNUSED(ne41);
+                const int64_t  ne41 = src4->ne[1];
                 const int64_t  ne42 = src4->ne[2]; GGML_UNUSED(ne42);
+                const int64_t  ne43 = src4->ne[3]; GGML_UNUSED(ne43);
 
-                const uint64_t nb40 = src4->nb[0];
+                const uint64_t nb40 = src4->nb[0]; GGML_UNUSED(nb40);
                 const uint64_t nb41 = src4->nb[1];
                 const uint64_t nb42 = src4->nb[2];
+                const uint64_t nb43 = src4->nb[3];
 
                 const int64_t  ne50 = src5->ne[0]; GGML_UNUSED(ne50);
                 const int64_t  ne51 = src5->ne[1]; GGML_UNUSED(ne51);
                 const int64_t  ne52 = src5->ne[2]; GGML_UNUSED(ne52);
+                const int64_t  ne53 = src5->ne[3]; GGML_UNUSED(ne53);
 
-                const uint64_t nb50 = src5->nb[0];
+                const uint64_t nb50 = src5->nb[0]; GGML_UNUSED(nb50);
                 const uint64_t nb51 = src5->nb[1];
                 const uint64_t nb52 = src5->nb[2];
+                const uint64_t nb53 = src5->nb[3];
+
+                const int64_t  ne60 = src6->ne[0]; GGML_UNUSED(ne60);
+
+                const uint64_t nb60 = src6->nb[0]; GGML_UNUSED(nb60);
 
                 const int64_t d_state      = ne00;
                 const int64_t d_inner      = ne01;
-                const int64_t n_seq_tokens = ne11;
-                const int64_t n_seqs       = ne02;
+                const int64_t n_head       = ne02;
+                const int64_t n_group      = ne41;
+                const int64_t n_seq_tokens = ne12;
+                const int64_t n_seqs       = ne13;
 
-                id<MTLComputePipelineState> pipeline = ctx->kernels[GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32].pipeline;
+                id<MTLComputePipelineState> pipeline = nil;
+
+                if (ne30 == 1) {
+                    // Mamba-2
+                    pipeline = ctx->kernels[GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32_GROUP].pipeline;
+                } else {
+                    pipeline = ctx->kernels[GGML_METAL_KERNEL_TYPE_SSM_SCAN_F32].pipeline;
+                }
 
                 ggml_metal_kargs_ssm_scan args = {
-                    /*.d_state =*/ d_state,
-                    /*.d_inner =*/ d_inner,
+                    /*.d_state      =*/ d_state,
+                    /*.d_inner      =*/ d_inner,
+                    /*.n_head       =*/ n_head,
+                    /*.n_group      =*/ n_group,
                     /*.n_seq_tokens =*/ n_seq_tokens,
-                    /*.n_seqs =*/ n_seqs,
-                    /*.nb00 =*/ nb00,
-                    /*.nb01 =*/ nb01,
-                    /*.nb02 =*/ nb02,
-                    /*.nb10 =*/ nb10,
-                    /*.nb11 =*/ nb11,
-                    /*.nb12 =*/ nb12,
-                    /*.nb13 =*/ nb13,
-                    /*.nb20 =*/ nb20,
-                    /*.nb21 =*/ nb21,
-                    /*.nb22 =*/ nb22,
-                    /*.nb30 =*/ nb30,
-                    /*.nb31 =*/ nb31,
-                    /*.nb40 =*/ nb40,
-                    /*.nb41 =*/ nb41,
-                    /*.nb42 =*/ nb42,
-                    /*.nb50 =*/ nb50,
-                    /*.nb51 =*/ nb51,
-                    /*.nb52 =*/ nb52,
+                    /*.n_seqs       =*/ n_seqs,
+                    /*.nb01         =*/ nb01,
+                    /*.nb02         =*/ nb02,
+                    /*.nb03         =*/ nb03,
+                    /*.nb11         =*/ nb11,
+                    /*.nb12         =*/ nb12,
+                    /*.nb13         =*/ nb13,
+                    /*.nb21         =*/ nb21,
+                    /*.nb22         =*/ nb22,
+                    /*.nb31         =*/ nb31,
+                    /*.nb41         =*/ nb41,
+                    /*.nb42         =*/ nb42,
+                    /*.nb43         =*/ nb43,
+                    /*.nb51         =*/ nb51,
+                    /*.nb52         =*/ nb52,
+                    /*.nb53         =*/ nb53,
                 };
 
                 [encoder setComputePipelineState:pipeline];
@@ -2874,10 +2905,17 @@ static bool ggml_metal_encode_node(
                 [encoder setBuffer:id_src3 offset:offs_src3 atIndex:3];
                 [encoder setBuffer:id_src4 offset:offs_src4 atIndex:4];
                 [encoder setBuffer:id_src5 offset:offs_src5 atIndex:5];
-                [encoder setBuffer:id_dst  offset:offs_dst  atIndex:6];
-                [encoder setBytes:&args    length:sizeof(args) atIndex:7];
+                [encoder setBuffer:id_src6 offset:offs_src6 atIndex:6];
+                [encoder setBuffer:id_dst  offset:offs_dst  atIndex:7];
+                [encoder setBytes:&args    length:sizeof(args) atIndex:8];
 
-                [encoder dispatchThreadgroups:MTLSizeMake(d_inner, n_seqs, 1) threadsPerThreadgroup:MTLSizeMake(1, 1, 1)];
+                if (ne30 == 1) {
+                    // Mamba-2
+                    [encoder dispatchThreadgroups:MTLSizeMake(d_inner, n_head, n_seqs) threadsPerThreadgroup:MTLSizeMake(1, 1, 1)];
+                } else {
+                    GGML_ASSERT(d_inner == 1);
+                    [encoder dispatchThreadgroups:MTLSizeMake(n_head, n_seqs, 1) threadsPerThreadgroup:MTLSizeMake(1, 1, 1)];
+                }
             } break;
         case GGML_OP_RWKV_WKV6:
             {
@@ -4979,7 +5017,11 @@ static bool ggml_metal_encode_node(
                     /*.nb21          =*/ nb21,
                     /*.nb22          =*/ nb22,
                     /*.nb23          =*/ nb23,
+                    /*.ne32          =*/ ne32,
+                    /*.ne33          =*/ ne33,
                     /*.nb31          =*/ nb31,
+                    /*.nb32          =*/ nb32,
+                    /*.nb33          =*/ nb33,
                     /*.ne1           =*/ ne1,
                     /*.ne2           =*/ ne2,
                     /*.scale         =*/ scale,

ggml/src/ggml-metal/ggml-metal.metal

@@ -1320,24 +1320,28 @@ kernel void kernel_soft_max(
         device        char * dst,
         constant ggml_metal_kargs_soft_max & args,
         threadgroup  float * buf [[threadgroup(0)]],
-        uint  tgpig[[threadgroup_position_in_grid]],
-        uint  tpitg[[thread_position_in_threadgroup]],
+        uint3 tgpig[[threadgroup_position_in_grid]],
+        uint3 tpitg[[thread_position_in_threadgroup]],
         uint  sgitg[[simdgroup_index_in_threadgroup]],
         uint  tiisg[[thread_index_in_simdgroup]],
-        uint    ntg[[threads_per_threadgroup]]) {
-    const int64_t i03 = (tgpig) / (args.ne02*args.ne01);
-    const int64_t i02 = (tgpig - i03*args.ne02*args.ne01) / args.ne01;
-    const int64_t i01 = (tgpig - i03*args.ne02*args.ne01 - i02*args.ne01);
+        uint3  tptg[[threads_per_threadgroup]]) {
+    const int32_t i03 = tgpig.z;
+    const int32_t i02 = tgpig.y;
+    const int32_t i01 = tgpig.x;
 
-    device const float * psrc0 = (device const float *) src0 + (i03*args.ne02*args.ne01*args.ne00 + i02*args.ne01*args.ne00 + i01*args.ne00);
-    device const     T * pmask = src1 != src0 ? (device const    T *) src1         + i01*args.ne00 : nullptr;
-    device       float * pdst  = (device       float *) dst  + (i03*args.ne02*args.ne01*args.ne00 + i02*args.ne01*args.ne00 + i01*args.ne00);
+    const int32_t i13 = i03%args.ne13;
+    const int32_t i12 = i02%args.ne12;
+    const int32_t i11 = i01;
+
+    device const float * psrc0 =                (device const float *) (src0 + i01*args.nb01 + i02*args.nb02 + i03*args.nb03);
+    device const     T * pmask = src1 != src0 ? (device const T *    ) (src1 + i11*args.nb11 + i12*args.nb12 + i13*args.nb13) : nullptr;
+    device       float * pdst  =                (device       float *) (dst  + i01*args.nb1  + i02*args.nb2  + i03*args.nb3);
 
     float slope = 1.0f;
 
     // ALiBi
     if (args.max_bias > 0.0f) {
-        const int64_t h = i02;
+        const int32_t h = i02;
 
         const float base = h < args.n_head_log2 ? args.m0 : args.m1;
         const int   exp  = h < args.n_head_log2 ? h + 1 : 2*(h - args.n_head_log2) + 1;
@@ -1348,13 +1352,13 @@ kernel void kernel_soft_max(
     // parallel max
     float lmax = -INFINITY;
 
-    for (int i00 = tpitg; i00 < args.ne00; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00; i00 += tptg.x) {
         lmax = MAX(lmax, psrc0[i00]*args.scale + (pmask ? slope*pmask[i00] : 0.0f));
     }
 
     // find the max value in the block
     float max_val = simd_max(lmax);
-    if (ntg > N_SIMDWIDTH) {
+    if (tptg.x > N_SIMDWIDTH) {
         if (sgitg == 0) {
             buf[tiisg] = -INFINITY;
         }
@@ -1373,7 +1377,7 @@ kernel void kernel_soft_max(
 
     // parallel sum
     float lsum = 0.0f;
-    for (int i00 = tpitg; i00 < args.ne00; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00; i00 += tptg.x) {
         const float exp_psrc0 = exp((psrc0[i00]*args.scale + (pmask ? slope*pmask[i00] : 0.0f)) - max_val);
         lsum += exp_psrc0;
         pdst[i00] = exp_psrc0;
@@ -1385,7 +1389,7 @@ kernel void kernel_soft_max(
 
     float sum = simd_sum(lsum);
 
-    if (ntg > N_SIMDWIDTH) {
+    if (tptg.x > N_SIMDWIDTH) {
         if (sgitg == 0) {
             buf[tiisg] = 0.0f;
         }
@@ -1404,7 +1408,7 @@ kernel void kernel_soft_max(
 
     const float inv_sum = 1.0f/sum;
 
-    for (int i00 = tpitg; i00 < args.ne00; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00; i00 += tptg.x) {
         pdst[i00] *= inv_sum;
     }
 }
@@ -1416,23 +1420,27 @@ kernel void kernel_soft_max_4(
         device        char * dst,
         constant ggml_metal_kargs_soft_max & args,
         threadgroup  float * buf [[threadgroup(0)]],
-        uint  tgpig[[threadgroup_position_in_grid]],
-        uint  tpitg[[thread_position_in_threadgroup]],
+        uint3 tgpig[[threadgroup_position_in_grid]],
+        uint3 tpitg[[thread_position_in_threadgroup]],
         uint  sgitg[[simdgroup_index_in_threadgroup]],
         uint  tiisg[[thread_index_in_simdgroup]],
-        uint    ntg[[threads_per_threadgroup]]) {
-    const int64_t i03 = (tgpig) / (args.ne02*args.ne01);
-    const int64_t i02 = (tgpig - i03*args.ne02*args.ne01) / args.ne01;
-    const int64_t i01 = (tgpig - i03*args.ne02*args.ne01 - i02*args.ne01);
+        uint3  tptg[[threads_per_threadgroup]]) {
+    const int32_t i03 = tgpig.z;
+    const int32_t i02 = tgpig.y;
+    const int32_t i01 = tgpig.x;
 
-    device const float4 * psrc4 = (device const float4 *) src0 + (i03*args.ne02*args.ne01*args.ne00 + i02*args.ne01*args.ne00 + i01*args.ne00)/4;
-    device const      T * pmask = src1 != src0 ? (device const     T *) src1         + i01*args.ne00/4 : nullptr;
-    device       float4 * pdst4 = (device       float4 *) dst  + (i03*args.ne02*args.ne01*args.ne00 + i02*args.ne01*args.ne00 + i01*args.ne00)/4;
+    const int32_t i13 = i03%args.ne13;
+    const int32_t i12 = i02%args.ne12;
+    const int32_t i11 = i01;
+
+    device const float4 * psrc4 =                (device const float4 *) (src0 + i01*args.nb01 + i02*args.nb02 + i03*args.nb03);
+    device const      T * pmask = src1 != src0 ? (device const T *     ) (src1 + i11*args.nb11 + i12*args.nb12 + i13*args.nb13) : nullptr;
+    device       float4 * pdst4 =                (device       float4 *) (dst  + i01*args.nb1  + i02*args.nb2  + i03*args.nb3);
 
     float slope = 1.0f;
 
     if (args.max_bias > 0.0f) {
-        const int64_t h = i02;
+        const int32_t h = i02;
 
         const float base = h < args.n_head_log2 ? args.m0 : args.m1;
         const int   exp  = h < args.n_head_log2 ? h + 1 : 2*(h - args.n_head_log2) + 1;
@@ -1443,14 +1451,14 @@ kernel void kernel_soft_max_4(
     // parallel max
     float4 lmax4 = -INFINITY;
 
-    for (int i00 = tpitg; i00 < args.ne00/4; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00/4; i00 += tptg.x) {
         lmax4 = fmax(lmax4, psrc4[i00]*args.scale + (float4)((pmask ? slope*pmask[i00] : 0.0f)));
     }
 
     const float lmax = MAX(MAX(lmax4[0], lmax4[1]), MAX(lmax4[2], lmax4[3]));
 
     float max_val = simd_max(lmax);
-    if (ntg > N_SIMDWIDTH) {
+    if (tptg.x > N_SIMDWIDTH) {
         if (sgitg == 0) {
             buf[tiisg] = -INFINITY;
         }
@@ -1469,7 +1477,7 @@ kernel void kernel_soft_max_4(
 
     // parallel sum
     float4 lsum4 = 0.0f;
-    for (int i00 = tpitg; i00 < args.ne00/4; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00/4; i00 += tptg.x) {
         const float4 exp_psrc4 = exp((psrc4[i00]*args.scale + (float4)((pmask ? slope*pmask[i00] : 0.0f))) - max_val);
         lsum4 += exp_psrc4;
         pdst4[i00] = exp_psrc4;
@@ -1483,7 +1491,7 @@ kernel void kernel_soft_max_4(
 
     float sum = simd_sum(lsum);
 
-    if (ntg > N_SIMDWIDTH) {
+    if (tptg.x > N_SIMDWIDTH) {
         if (sgitg == 0) {
             buf[tiisg] = 0.0f;
         }
@@ -1502,7 +1510,7 @@ kernel void kernel_soft_max_4(
 
     const float inv_sum = 1.0f/sum;
 
-    for (int i00 = tpitg; i00 < args.ne00/4; i00 += ntg) {
+    for (int i00 = tpitg.x; i00 < args.ne00/4; i00 += tptg.x) {
         pdst4[i00] *= inv_sum;
     }
 }
@@ -1588,7 +1596,7 @@ kernel void kernel_ssm_conv_f32(
     x[0] = sumf;
 }
 
-// ref: ggml.c:ggml_compute_forward_ssm_scan_f32
+// ref: ggml.c:ggml_compute_forward_ssm_scan_f32, Mamba-1 part
 kernel void kernel_ssm_scan_f32(
         device const void * src0,
         device const void * src1,
@@ -1596,46 +1604,119 @@ kernel void kernel_ssm_scan_f32(
         device const void * src3,
         device const void * src4,
         device const void * src5,
+        device const void * src6,
         device      float * dst,
         constant ggml_metal_kargs_ssm_scan & args,
         uint3 tgpig[[threadgroup_position_in_grid]],
         uint3 tpitg[[thread_position_in_threadgroup]],
         uint3   ntg[[threads_per_threadgroup]]) {
-    const int64_t ir = tgpig.x;
-    const int64_t i3 = tgpig.y;
+    const int64_t i1 = 0;
+    const int64_t ir = tgpig.x; // current head
+    const int64_t i3 = tgpig.y; // current seq
+
+    const uint64_t nb00 = sizeof(float);
+    const uint64_t nb10 = sizeof(float);
+    const uint64_t nb20 = sizeof(float);
 
     const int64_t nc  = args.d_state;
-    // const int64_t nr  = args.d_inner;
+    const int64_t nr  = args.d_inner;
+    const int64_t nh  = args.n_head;
+    const int64_t ng  = args.n_group;
     const int64_t n_t = args.n_seq_tokens;
-    // const int64_t n_s = args.n_seqs;
+
+    const int64_t s_off = nr * nh * n_t * args.n_seqs * sizeof(float);
+
+    device const int32_t * ids = (device const int32_t *) src6;
+
+    device const float * s0 = (device const float *) ((device const char *) src0 + ir*args.nb02 + ids[i3]*args.nb03);
+    device       float * s  = (device       float *) ((device       char *) dst  + ir*args.nb02 +      i3*args.nb03 + s_off);
 
     for (int64_t i2 = 0; i2 < n_t; ++i2) {
-        device const float * s0 = (device const float *) ((device const char *) src0 + ir*args.nb01 + i3*args.nb02);
-        device const float * x  = (device const float *) ((device const char *) src1 + ir*args.nb10 + i2*args.nb11 + i3*args.nb12);
-        device const float * dt = (device const float *) ((device const char *) src2 + ir*args.nb20 + i2*args.nb21 + i3*args.nb22);
-        device const float * A  = (device const float *) ((device const char *) src3 + ir*args.nb31);
-        device const float * B  = (device const float *) ((device const char *) src4 + i2*args.nb41 + i3*args.nb42);
-        device const float * C  = (device const float *) ((device const char *) src5 + i2*args.nb51 + i3*args.nb52);
-        device       float * y  = (device       float *) ((device       char *) dst  + ir*args.nb10 + i2*args.nb11 + i3*args.nb12); // TODO: do not use src1 strides
-        device       float * s  = (device       float *) ((device       char *) dst  + ir*args.nb01 + i3*args.nb02 +    args.nb13);
+        device const float * x  = (device const float *) ((device const char *) src1 + i1*nb10 + ir*args.nb11 + i2*args.nb12 + i3*args.nb13); // {dim, nh, nt, ns}
+        device const float * dt = (device const float *) ((device const char *) src2 + ir*nb20 + i2*args.nb21 + i3*args.nb22); // {nh, nt, ns}
+        device const float * A  = (device const float *) ((device const char *) src3 + ir*args.nb31); // {d_state, nh}
+        device const float * B  = (device const float *) ((device const char *) src4 + (ir & (ng - 1))*args.nb41 + i2*args.nb42 + i3*args.nb43); // {d_state, ng, nt, ns}
+        device const float * C  = (device const float *) ((device const char *) src5 + (ir & (ng - 1))*args.nb51 + i2*args.nb52 + i3*args.nb53); // {d_state, ng, nt, ns}
+        device       float * y  = (device       float *) ((device       char *) dst  + (i1 + ir*(nr) + i2*(nh*nr) + i3*(n_t*nh*nr))*nb00); // {dim, nh, nt, ns}
 
-        if (i2 > 0) {
-            s0 = s;
-        }
-
-        // i1 == 0
-        float dt_soft_plus = dt[0] <= 20.0f ? log(1.0f + exp(dt[0])) : dt[0];
-        float x_dt = x[0] * dt_soft_plus;
+        const float dt_soft_plus = dt[0] <= 20.0f ? log(1.0f + exp(dt[0])) : dt[0];
+        const float x_dt = x[0] * dt_soft_plus;
         float sumf = 0.0f;
 
         for (int64_t i0 = 0; i0 < nc; ++i0) {
-            int64_t i = i0;
-            float state = (s0[i] * exp(dt_soft_plus * A[i])) + (B[i0] * x_dt);
+            const int64_t i = i0 + i1*nc;
+            const float state = (s0[i] * exp(dt_soft_plus * A[i0])) + (B[i0] * x_dt);
             sumf += state * C[i0];
             s[i] = state;
         }
 
         y[0] = sumf;
+
+        // recurse
+        s0 = s;
+    }
+}
+
+// ref: ggml.c:ggml_compute_forward_ssm_scan_f32, Mamba-2 part
+// TODO: optimize (e.g. by parallelizing over d_state)
+kernel void kernel_ssm_scan_f32_group(
+        device const void * src0,
+        device const void * src1,
+        device const void * src2,
+        device const void * src3,
+        device const void * src4,
+        device const void * src5,
+        device const void * src6,
+        device      float * dst,
+        constant ggml_metal_kargs_ssm_scan & args,
+        uint3 tgpig[[threadgroup_position_in_grid]],
+        uint3 tpitg[[thread_position_in_threadgroup]],
+        uint3   ntg[[threads_per_threadgroup]]) {
+    const int64_t i1 = tgpig.x;
+    const int64_t ir = tgpig.y; // current head
+    const int64_t i3 = tgpig.z; // current seq
+
+    const uint64_t nb00 = sizeof(float);
+    const uint64_t nb10 = sizeof(float);
+    const uint64_t nb20 = sizeof(float);
+
+    const int64_t nc  = args.d_state;
+    const int64_t nr  = args.d_inner;
+    const int64_t nh  = args.n_head;
+    const int64_t ng  = args.n_group;
+    const int64_t n_t = args.n_seq_tokens;
+
+    const int64_t s_off = nr * nh * n_t * args.n_seqs * sizeof(float);
+
+    device const int32_t * ids = (device const int32_t *) src6;
+
+    device const float * s0 = (device const float *) ((device const char *) src0 + ir*args.nb02 + ids[i3]*args.nb03);
+    device       float * s  = (device       float *) ((device       char *) dst  + ir*args.nb02 +      i3*args.nb03 + s_off);
+
+    for (int64_t i2 = 0; i2 < n_t; ++i2) {
+        device const float * x  = (device const float *) ((device const char *) src1 + i1*nb10 + ir*args.nb11 + i2*args.nb12 + i3*args.nb13); // {dim, nh, nt, ns}
+        device const float * dt = (device const float *) ((device const char *) src2 + ir*nb20 + i2*args.nb21 + i3*args.nb22); // {nh, nt, ns}
+        device const float * A  = (device const float *) ((device const char *) src3 + ir*args.nb31); // {1, nh}
+        device const float * B  = (device const float *) ((device const char *) src4 + (ir & (ng - 1))*args.nb41 + i2*args.nb42 + i3*args.nb43); // {d_state, ng, nt, ns}
+        device const float * C  = (device const float *) ((device const char *) src5 + (ir & (ng - 1))*args.nb51 + i2*args.nb52 + i3*args.nb53); // {d_state, ng, nt, ns}
+        device       float * y  = (device       float *) ((device       char *) dst  + (i1 + ir*(nr) + i2*(nh*nr) + i3*(n_t*nh*nr))*nb00); // {dim, nh, nt, ns}
+
+        const float dt_soft_plus = dt[0] <= 20.0f ? log(1.0f + exp(dt[0])) : dt[0];
+        const float x_dt = x[0] * dt_soft_plus;
+        const float dA = exp(dt_soft_plus * A[0]);
+        float sumf = 0.0f;
+
+        for (int64_t i0 = 0; i0 < nc; ++i0) {
+            const int64_t i = i0 + i1*nc;
+            const float state = (s0[i] * dA) + (B[i0] * x_dt);
+            sumf += state * C[i0];
+            s[i] = state;
+        }
+
+        y[0] = sumf;
+
+        // recurse
+        s0 = s;
     }
 }
 
@@ -3776,7 +3857,7 @@ kernel void kernel_flash_attn_ext(
                 // load the mask in shared memory
                 #pragma unroll(Q)
                 for (short j = 0; j < Q; ++j) {
-                    device const half * pm = (device const half *) ((device const char *) mask + (iq1 + j)*args.nb31);
+                    device const half * pm = (device const half *) ((device const char *) mask + (iq1 + j)*args.nb31 + (iq2%args.ne32)*args.nb32 + (iq3%args.ne33)*args.nb33);
 
                     const float m = pm[ic + tiisg];
 
@@ -4262,7 +4343,7 @@ kernel void kernel_flash_attn_ext_vec(
         const bool has_mask = mask != q;
 
         // pointer to the mask
-        device const half * pm = (device const half *) (mask + iq1*args.nb31);
+        device const half * pm = (device const half *) (mask + iq1*args.nb31 + (iq2%args.ne32)*args.nb32 + (iq3%args.ne33)*args.nb33);
 
         float slope = 1.0f;
 

ggml/src/ggml-opencl/ggml-opencl.cpp

@@ -2187,7 +2187,7 @@ static ggml_status ggml_backend_opencl_graph_compute(ggml_backend_t backend, ggm
         //       dependencies.
         sync_with_other_backends(backend);
 
-        if (node->op == GGML_OP_RESHAPE || node->op == GGML_OP_TRANSPOSE || node->op == GGML_OP_VIEW || node->op == GGML_OP_PERMUTE || node->op == GGML_OP_NONE) {
+        if (ggml_is_empty(node) || node->op == GGML_OP_RESHAPE || node->op == GGML_OP_TRANSPOSE || node->op == GGML_OP_VIEW || node->op == GGML_OP_PERMUTE || node->op == GGML_OP_NONE) {
             continue;
         }
 
@@ -2222,6 +2222,12 @@ static bool ggml_opencl_supports_op(ggml_backend_dev_t dev, const struct ggml_te
                 default:
                     return false;
             }
+        case GGML_OP_SET_ROWS:
+            {
+                // TODO: add support
+                // ref: https://github.com/ggml-org/llama.cpp/pull/14274
+                return false;
+            } break;
         case GGML_OP_CPY:
         case GGML_OP_DUP:
         case GGML_OP_CONT:
@@ -3199,7 +3205,7 @@ static void dump_tensor(ggml_backend_t backend, const struct ggml_tensor * tenso
 
     // Open file and dump.
     char fname[512];
-    sprintf(fname, "./tensor-dumps/%s.txt", tensor->name);
+    snprintf(fname, sizeof(fname), "./tensor-dumps/%s.txt", tensor->name);
     FILE * f = fopen(fname, "w");
     if (!f) {
         printf("Failed to open %s\n", fname);
@@ -4453,7 +4459,8 @@ static void ggml_cl_upscale(ggml_backend_t backend, const ggml_tensor * src0, gg
 
     ggml_backend_opencl_context *backend_ctx = (ggml_backend_opencl_context *)backend->context;
 
-    const ggml_scale_mode mode = (ggml_scale_mode) ggml_get_op_params_i32(dst, 0);
+    const int mode_flags        = (ggml_scale_mode) ggml_get_op_params_i32(dst, 0);
+    const ggml_scale_mode mode  = (ggml_scale_mode) (mode_flags & 0xFF);
     cl_kernel kernel = nullptr;
 
     if (mode == GGML_SCALE_MODE_NEAREST) {
@@ -4484,18 +4491,22 @@ static void ggml_cl_upscale(ggml_backend_t backend, const ggml_tensor * src0, gg
     const cl_ulong nb02 = src0->nb[2];
     const cl_ulong nb03 = src0->nb[3];
 
-    const int ne00_src = src0->ne[0];
-    const int ne01_src = src0->ne[1];
+    const int ne00 = src0->ne[0];
+    const int ne01 = src0->ne[1];
+    const int ne02 = src0->ne[2];
+    const int ne03 = src0->ne[3];
 
-    const int ne10_dst = dst->ne[0];
-    const int ne11_dst = dst->ne[1];
-    const int ne12_dst = dst->ne[2];
-    const int ne13_dst = dst->ne[3];
+    const int ne0 = dst->ne[0];
+    const int ne1 = dst->ne[1];
+    const int ne2 = dst->ne[2];
+    const int ne3 = dst->ne[3];
 
-    const float sf0 = (float)dst->ne[0] / src0->ne[0];
-    const float sf1 = (float)dst->ne[1] / src0->ne[1];
-    const float sf2 = (float)dst->ne[2] / src0->ne[2];
-    const float sf3 = (float)dst->ne[3] / src0->ne[3];
+    float sf0 = (float)ne0 / ne00;
+    float sf1 = (float)ne1 / ne01;
+    float sf2 = (float)ne2 / ne02;
+    float sf3 = (float)ne3 / ne03;
+
+    float pixel_offset = 0.5f;
 
     CL_CHECK(clSetKernelArg(kernel, 0, sizeof(cl_mem),    &extra_src0->data_device));
     CL_CHECK(clSetKernelArg(kernel, 1, sizeof(cl_ulong),  &off_src0));
@@ -4507,29 +4518,36 @@ static void ggml_cl_upscale(ggml_backend_t backend, const ggml_tensor * src0, gg
     CL_CHECK(clSetKernelArg(kernel, 7, sizeof(cl_ulong),  &nb03));
 
     if (mode == GGML_SCALE_MODE_NEAREST) {
-        CL_CHECK(clSetKernelArg(kernel, 8, sizeof(int),       &ne10_dst));
-        CL_CHECK(clSetKernelArg(kernel, 9, sizeof(int),       &ne11_dst));
-        CL_CHECK(clSetKernelArg(kernel, 10, sizeof(int),      &ne12_dst));
-        CL_CHECK(clSetKernelArg(kernel, 11, sizeof(int),      &ne13_dst));
+        CL_CHECK(clSetKernelArg(kernel, 8, sizeof(int),       &ne0));
+        CL_CHECK(clSetKernelArg(kernel, 9, sizeof(int),       &ne1));
+        CL_CHECK(clSetKernelArg(kernel, 10, sizeof(int),      &ne2));
+        CL_CHECK(clSetKernelArg(kernel, 11, sizeof(int),      &ne3));
         CL_CHECK(clSetKernelArg(kernel, 12, sizeof(float),    &sf0));
         CL_CHECK(clSetKernelArg(kernel, 13, sizeof(float),    &sf1));
         CL_CHECK(clSetKernelArg(kernel, 14, sizeof(float),    &sf2));
         CL_CHECK(clSetKernelArg(kernel, 15, sizeof(float),    &sf3));
     } else if (mode == GGML_SCALE_MODE_BILINEAR) {
-        CL_CHECK(clSetKernelArg(kernel, 8, sizeof(int),       &ne00_src));
-        CL_CHECK(clSetKernelArg(kernel, 9, sizeof(int),       &ne01_src));
-        CL_CHECK(clSetKernelArg(kernel, 10, sizeof(int),      &ne10_dst));
-        CL_CHECK(clSetKernelArg(kernel, 11, sizeof(int),      &ne11_dst));
-        CL_CHECK(clSetKernelArg(kernel, 12, sizeof(int),      &ne12_dst));
-        CL_CHECK(clSetKernelArg(kernel, 13, sizeof(int),      &ne13_dst));
+        if (mode_flags & GGML_SCALE_FLAG_ALIGN_CORNERS) {
+            sf0 = (float)(ne0 - 1) / (ne00 - 1);
+            sf1 = (float)(ne1 - 1) / (ne01 - 1);
+            pixel_offset = 0.0f;
+        }
+
+        CL_CHECK(clSetKernelArg(kernel, 8, sizeof(int),       &ne00));
+        CL_CHECK(clSetKernelArg(kernel, 9, sizeof(int),       &ne01));
+        CL_CHECK(clSetKernelArg(kernel, 10, sizeof(int),      &ne0));
+        CL_CHECK(clSetKernelArg(kernel, 11, sizeof(int),      &ne1));
+        CL_CHECK(clSetKernelArg(kernel, 12, sizeof(int),      &ne2));
+        CL_CHECK(clSetKernelArg(kernel, 13, sizeof(int),      &ne3));
         CL_CHECK(clSetKernelArg(kernel, 14, sizeof(float),    &sf0));
         CL_CHECK(clSetKernelArg(kernel, 15, sizeof(float),    &sf1));
         CL_CHECK(clSetKernelArg(kernel, 16, sizeof(float),    &sf2));
         CL_CHECK(clSetKernelArg(kernel, 17, sizeof(float),    &sf3));
+        CL_CHECK(clSetKernelArg(kernel, 18, sizeof(float),    &pixel_offset));
     }
 
 
-    size_t dst_total_elements = (size_t)ne10_dst * ne11_dst * ne12_dst * ne13_dst;
+    size_t dst_total_elements = (size_t)ne0 * ne1 * ne2 * ne3;
     if (dst_total_elements == 0) {
         return;
     }

ggml/src/ggml-opencl/kernels/upscale.cl

@@ -60,7 +60,8 @@ kernel void kernel_upscale_bilinear(
     float sf0,
     float sf1,
     float sf2,
-    float sf3
+    float sf3,
+    float pixel_offset
 ) {
     global const char * src_base = (global const char *)p_src0 + off_src0;
     global float * dst_base = (global float *)((global char *)p_dst + off_dst);
@@ -80,8 +81,6 @@ kernel void kernel_upscale_bilinear(
     int i02_src = (int)(i12_dst / sf2);
     int i03_src = (int)(i13_dst / sf3);
 
-    const float pixel_offset = 0.5f;
-
     float y_src_f = ((float)i11_dst + pixel_offset) / sf1 - pixel_offset;
     long y0_src = (long)floor(y_src_f);
     long y1_src = y0_src + 1;

ggml/src/ggml-sycl/ggml-sycl.cpp

@@ -83,7 +83,7 @@ static ggml_sycl_device_info ggml_sycl_init() {
 
         info.devices[i].cc =
             100 * prop.get_major_version() + 10 * prop.get_minor_version();
-        info.devices[i].opt_feature.reorder = !device.ext_oneapi_architecture_is(syclex::arch_category::intel_gpu);
+        info.devices[i].opt_feature.reorder = device.ext_oneapi_architecture_is(syclex::arch_category::intel_gpu);
         info.max_work_group_sizes[i] = prop.get_max_work_group_size();
     }
 
@@ -4285,6 +4285,12 @@ static bool ggml_backend_sycl_device_supports_op(ggml_backend_dev_t dev, const g
                         return false;
                 }
             }
+        case GGML_OP_SET_ROWS:
+            {
+                // TODO: add support
+                // ref: https://github.com/ggml-org/llama.cpp/pull/14274
+                return false;
+            } break;
         case GGML_OP_CPY:
             {
                 ggml_type src0_type = op->src[0]->type;
@@ -4395,9 +4401,15 @@ static bool ggml_backend_sycl_device_supports_op(ggml_backend_dev_t dev, const g
             return true;
         case GGML_OP_CONT:
             return op->src[0]->type != GGML_TYPE_BF16;
-        case GGML_OP_DIAG_MASK_INF:
         case GGML_OP_SOFT_MAX:
-            return true;
+            // TODO: support batching
+            if (op->src[0]->ne[3] != 1) {
+                return false;
+            }
+            // TODO: support broadcast
+            // ref: https://github.com/ggml-org/llama.cpp/pull/14435
+            return !op->src[1] || (op->src[1]->ne[2] == 1 && op->src[1]->ne[3] == 1);
+        case GGML_OP_DIAG_MASK_INF:
         case GGML_OP_ROPE:
         case GGML_OP_IM2COL:
             return true;

ggml/src/ggml-vulkan/ggml-vulkan.cpp

@@ -633,6 +633,7 @@ struct vk_flash_attn_push_constants {
     uint32_t nev2;
     uint32_t nev3;
     uint32_t nem1;
+    uint32_t nem2;
 
     uint32_t nb01;
     uint32_t nb02;
@@ -643,7 +644,6 @@ struct vk_flash_attn_push_constants {
     uint32_t nb21;
     uint32_t nb22;
     uint32_t nb23;
-    uint32_t nb31;
 
     float scale;
     float max_bias;
@@ -658,6 +658,7 @@ struct vk_flash_attn_push_constants {
     uint32_t split_kv;
     uint32_t k_num;
 };
+static_assert(sizeof(vk_flash_attn_push_constants) <= 128, "sizeof(vk_flash_attn_push_constants) must be <= 128");
 
 struct vk_op_push_constants {
     uint32_t KX;
@@ -756,6 +757,14 @@ struct vk_op_rope_push_constants {
 struct vk_op_soft_max_push_constants {
     uint32_t KX;
     uint32_t KY;
+    uint32_t ne00;
+    uint32_t ne01;
+    uint32_t ne02;
+    uint32_t ne12;
+    uint32_t ne13;
+    uint32_t nb11;
+    uint32_t nb12;
+    uint32_t nb13;
     float scale;
     float max_bias;
     float m0;
@@ -6040,7 +6049,7 @@ static void ggml_vk_flash_attn(ggml_backend_vk_context * ctx, vk_context& subctx
     GGML_TENSOR_LOCALS(size_t,  nb,  dst, nb)
 
     const uint32_t nem1 = mask ? mask->ne[1] : 0;
-    const uint32_t nbm1 = mask ? mask->nb[1] : 0;
+    const uint32_t nem2 = mask ? mask->ne[2] : 0;
 
     const uint32_t D = neq0;
     uint32_t N = neq1;
@@ -6203,7 +6212,7 @@ static void ggml_vk_flash_attn(ggml_backend_vk_context * ctx, vk_context& subctx
     // Try to use split_k when KV is large enough to be worth the overhead
     if (workgroups_x == 1 && shader_core_count > 0 && KV >= 512) {
         // Try to run two workgroups per SM.
-        split_k = ctx->device->shader_core_count * 2 / workgroups_y;
+        split_k = ctx->device->shader_core_count * 2 / (workgroups_y * workgroups_z);
         if (split_k > 1) {
             // Try to evenly split KV into split_k chunks, but it needs to be a multiple
             // of "align", so recompute split_k based on that.
@@ -6213,9 +6222,9 @@ static void ggml_vk_flash_attn(ggml_backend_vk_context * ctx, vk_context& subctx
         }
     }
 
-    // Reserve space for split_k temporaries. For each split, we need to store the O matrix (D x ne1)
-    // and the per-row m and L values (ne1 rows).
-    const uint64_t split_k_size = split_k > 1 ? (D * ne1 * sizeof(float) + ne1 * sizeof(float) * 2) * split_k : 0;
+    // Reserve space for split_k temporaries. For each split x batch, we need to store the O matrix (D x ne1)
+    // and the per-row m and L values (ne1 rows). We store all the matrices first, followed by the rows.
+    const uint64_t split_k_size = split_k > 1 ? (D * ne1 * sizeof(float) + ne1 * sizeof(float) * 2) * split_k * ne3 : 0;
     if (split_k_size > ctx->device->max_memory_allocation_size) {
         GGML_ABORT("Requested preallocation size is too large");
     }
@@ -6307,11 +6316,10 @@ static void ggml_vk_flash_attn(ggml_backend_vk_context * ctx, vk_context& subctx
                                               (uint32_t)neq2, (uint32_t)neq3,
                                               (uint32_t)nek2, (uint32_t)nek3,
                                               (uint32_t)nev2, (uint32_t)nev3,
-                                              nem1,
+                                              nem1, nem2,
                                               q_stride, (uint32_t)nbq2, (uint32_t)nbq3,
                                               k_stride, (uint32_t)nbk2, (uint32_t)nbk3,
                                               v_stride, (uint32_t)nbv2, (uint32_t)nbv3,
-                                              nbm1,
                                               scale, max_bias, logit_softcap,
                                               mask != nullptr, n_head_log2, m0, m1,
                                               gqa_ratio, split_kv, split_k };
@@ -6334,13 +6342,13 @@ static void ggml_vk_flash_attn(ggml_backend_vk_context * ctx, vk_context& subctx
                                     pc, { workgroups_x * pipeline->wg_denoms[0], workgroups_y, workgroups_z });
 
         ggml_vk_sync_buffers(subctx);
-        const std::array<uint32_t, 3> pc2 = { D, (uint32_t)ne1, split_k };
+        const std::array<uint32_t, 4> pc2 = { D, (uint32_t)ne1, (uint32_t)ne3, split_k };
         ggml_vk_dispatch_pipeline(ctx, subctx, ctx->device->pipeline_flash_attn_split_k_reduce,
                                     {
                                         vk_subbuffer{ctx->prealloc_split_k, 0, VK_WHOLE_SIZE},
                                         vk_subbuffer{d_D, d_buf_offset, VK_WHOLE_SIZE},
                                     },
-                                    pc2, { (uint32_t)ne1, 1, 1 });
+                                    pc2, { (uint32_t)ne1, 1, (uint32_t)ne3 });
     } else {
         ggml_vk_dispatch_pipeline(ctx, subctx, pipeline,
                                     {
@@ -7666,7 +7674,13 @@ static void ggml_vk_soft_max(ggml_backend_vk_context * ctx, vk_context& subctx,
     const uint32_t nrows_x = (uint32_t)ggml_nrows(src0);
     const uint32_t nrows_y = (uint32_t)src0->ne[1];
 
-    const uint32_t n_head_kv   = nrows_x/nrows_y;
+    const uint32_t ne12 = src1 ? (uint32_t)(src1->ne[2]) : 0u;
+    const uint32_t ne13 = src1 ? (uint32_t)(src1->ne[3]) : 0u;
+    const uint32_t nb11 = src1 ? (uint32_t)(src1->nb[1] / src1->nb[0]) : 0u;
+    const uint32_t nb12 = src1 ? (uint32_t)(src1->nb[2] / src1->nb[0]) : 0u;
+    const uint32_t nb13 = src1 ? (uint32_t)(src1->nb[3] / src1->nb[0]) : 0u;
+
+    const uint32_t n_head_kv   = src0->ne[2];
     const uint32_t n_head_log2 = 1u << (uint32_t) floorf(log2f((float) n_head_kv));
 
     const float m0 = powf(2.0f, -(max_bias       ) / n_head_log2);
@@ -7675,6 +7689,9 @@ static void ggml_vk_soft_max(ggml_backend_vk_context * ctx, vk_context& subctx,
     ggml_vk_op_f32<vk_op_soft_max_push_constants>(ctx, subctx, src0, src1, nullptr, dst, GGML_OP_SOFT_MAX, {
         ncols,
         src1 != nullptr ? nrows_y : (uint32_t)0,
+        (uint32_t)src0->ne[0], (uint32_t)src0->ne[1], (uint32_t)src0->ne[2],
+        ne12, ne13,
+        nb11, nb12, nb13,
         scale, max_bias,
         m0, m1,
         n_head_log2,
@@ -10248,6 +10265,12 @@ static bool ggml_backend_vk_device_supports_op(ggml_backend_dev_t dev, const ggm
                 if (op->src[3] && op->src[3]->type != GGML_TYPE_F16) {
                     return false;
                 }
+                // TODO: support broadcast
+                // note: this was initially implemented in https://github.com/ggml-org/llama.cpp/pull/14449, but
+                //       the interface of ggml_flash_attn_ext() changed in https://github.com/ggml-org/llama.cpp/pull/14505
+                if (op->src[0]->ne[3] != 1 || (op->src[3] && op->src[3]->ne[2] != 1)) {
+                    return false;
+                }
                 // It's straightforward to support different K/V dequant, but would
                 // significantly increase the number of pipelines
                 if (op->src[1]->type != op->src[2]->type) {
@@ -10316,6 +10339,12 @@ static bool ggml_backend_vk_device_supports_op(ggml_backend_dev_t dev, const ggm
                         return false;
                 }
             } break;
+        case GGML_OP_SET_ROWS:
+            {
+                // TODO: add support
+                // ref: https://github.com/ggml-org/llama.cpp/pull/14274
+                return false;
+            } break;
         case GGML_OP_CONT:
         case GGML_OP_CPY:
         case GGML_OP_DUP:
@@ -10406,6 +10435,7 @@ static bool ggml_backend_vk_device_supports_op(ggml_backend_dev_t dev, const ggm
         case GGML_OP_SCALE:
         case GGML_OP_PAD:
         case GGML_OP_DIAG_MASK_INF:
+            return true;
         case GGML_OP_SOFT_MAX:
         case GGML_OP_SOFT_MAX_BACK:
         case GGML_OP_ARGSORT:

ggml/src/ggml-vulkan/vulkan-shaders/flash_attn.comp

@@ -99,6 +99,10 @@ void main() {
     uint32_t k_offset = (ik2*p.nb12 + ik3*p.nb13) / 2;
     uint32_t v_offset = (iv2*p.nb22 + iv3*p.nb23) / 2;
 #endif
+    uint32_t m_offset = 0;
+    if (p.nem2 != 1) {
+        m_offset = (iq3 % p.nem2) * p.nem1 * KV;
+    }
 
     [[dont_unroll]]
     for (uint32_t j = start_j; j < end_j; ++j) {
@@ -150,7 +154,7 @@ void main() {
                 uint32_t c = (idx + tid) % Bc;
                 uint32_t r = (idx + tid) / Bc;
                 if (idx + tid < Bc * Br) {
-                    masksh[c][r] = float(data_m[(i * Br + r) * m_stride + (j * Bc + c)]);
+                    masksh[c][r] = float(data_m[m_offset + (i * Br + r) * m_stride + (j * Bc + c)]);
                 }
             }
             barrier();
@@ -277,7 +281,7 @@ void main() {
     // If there is split_k, then the split_k resolve shader does the final
     // division by L. Store the intermediate O value and per-row m and L values.
     if (p.k_num > 1) {
-        uint32_t o_offset = D * p.ne1 * split_k_index;
+        uint32_t o_offset = D * p.ne1 * (split_k_index + iq3 * p.k_num);
 
         [[unroll]] for (uint32_t r = 0; r < Br; ++r) {
             if (r < N) {
@@ -289,7 +293,7 @@ void main() {
             }
         }
 
-        o_offset = D * p.ne1 * p.k_num + p.ne1 * split_k_index * 2;
+        o_offset = D * p.ne1 * p.ne3 * p.k_num + p.ne1 * (split_k_index + iq3 * p.k_num) * 2;
         [[unroll]] for (uint32_t r = 0; r < Br; ++r) {
             if (r < N) {
                 perElemOpStoreCol0(r, 0u, ACC_TYPE(Lf[r]), o_offset, iq2, N);
@@ -311,7 +315,7 @@ void main() {
         }
     }
 
-    uint32_t o_offset = iq3*p.ne2*p.ne1;
+    uint32_t o_offset = iq3*p.ne2*p.ne1*D;
 
     if (p.gqa_ratio > 1) {
         [[unroll]] for (uint32_t r = 0; r < Br; ++r) {

ggml/src/ggml-vulkan/vulkan-shaders/flash_attn_base.comp

@@ -24,6 +24,7 @@ layout (push_constant) uniform parameter {
     uint32_t nev2;
     uint32_t nev3;
     uint32_t nem1;
+    uint32_t nem2;
 
     uint32_t nb01;
     uint32_t nb02;
@@ -34,7 +35,6 @@ layout (push_constant) uniform parameter {
     uint32_t nb21;
     uint32_t nb22;
     uint32_t nb23;
-    uint32_t nb31;
 
     float scale;
     float max_bias;

ggml/src/ggml-vulkan/vulkan-shaders/flash_attn_cm1.comp

@@ -123,6 +123,10 @@ void main() {
     uint32_t k_offset = (ik2*p.nb12 + ik3*p.nb13) / 2;
     uint32_t v_offset = (iv2*p.nb22 + iv3*p.nb23) / 2;
 #endif
+    uint32_t m_offset = 0;
+    if (p.nem2 != 1) {
+        m_offset = (iq3 % p.nem2) * p.nem1 * KV;
+    }
 
     [[dont_unroll]]
     for (uint32_t j = start_j; j < end_j; ++j) {
@@ -181,7 +185,7 @@ void main() {
                 uint32_t c = (idx + tid) % Bc;
                 uint32_t r = (idx + tid) / Bc;
                 if (idx + tid < Bc * Br || idx + gl_WorkGroupSize.x <= Bc * Br) {
-                    sfsh[c * sfshstride + r] += ACC_TYPE(slope[r] * float(data_m[(i * Br + r) * m_stride + (j * Bc + c)]));
+                    sfsh[c * sfshstride + r] += ACC_TYPE(slope[r] * float(data_m[m_offset + (i * Br + r) * m_stride + (j * Bc + c)]));
                 }
             }
             barrier();
@@ -300,7 +304,7 @@ void main() {
     // If there is split_k, then the split_k resolve shader does the final
     // division by L. Store the intermediate O value and per-row m and L values.
     if (p.k_num > 1) {
-        uint32_t o_offset = D * p.ne1 * split_k_index;
+        uint32_t o_offset = D * p.ne1 * (split_k_index + iq3 * p.k_num);
 
         [[unroll]] for (uint32_t r = 0; r < rows_per_thread; ++r) {
             if (tile_row(r) < N) {
@@ -312,7 +316,7 @@ void main() {
             }
         }
 
-        o_offset = D * p.ne1 * p.k_num + p.ne1 * split_k_index * 2;
+        o_offset = D * p.ne1 * p.ne3 * p.k_num + p.ne1 * (split_k_index + iq3 * p.k_num) * 2;
         [[unroll]] for (uint32_t r = 0; r < rows_per_thread; ++r) {
             if (tile_row(r) < N) {
                 perElemOpStoreCol0(tile_row(r), 0u, ACC_TYPE(Lf[r]), o_offset, iq2, N);
@@ -334,7 +338,7 @@ void main() {
         }
     }
 
-    uint32_t o_offset = iq3*p.ne2*p.ne1;
+    uint32_t o_offset = iq3*p.ne2*p.ne1*D;
 
     if (p.gqa_ratio > 1) {
         [[unroll]] for (uint32_t r = 0; r < rows_per_thread; ++r) {

ggml/src/ggml-vulkan/vulkan-shaders/flash_attn_cm2.comp

@@ -130,6 +130,11 @@ void main() {
         coopMatPerElementNV(slopeMat, slopeMat, perElemOpComputeSlope, iq2);
     }
 
+    uint32_t m_offset = 0;
+    if (p.nem2 != 1) {
+        m_offset = (iq3 % p.nem2) * p.nem1 * KV * 2 /*sizeof(float16_t)*/;
+    }
+
     [[dont_unroll]]
     for (uint32_t j = start_j; j < end_j; ++j) {
 
@@ -155,7 +160,7 @@ void main() {
 
             coopmat<float16_t, gl_ScopeWorkgroup, Br, Bc, gl_MatrixUseAccumulator> mv;
 
-            coopMatLoadTensorNV(mv, data_m, 0, sliceTensorLayoutNV(tensorLayoutM, i * Br, Br, j * Bc, Bc));
+            coopMatLoadTensorNV(mv, data_m, m_offset, sliceTensorLayoutNV(tensorLayoutM, i * Br, Br, j * Bc, Bc));
 
             S += slopeMat*coopmat<ACC_TYPE, gl_ScopeWorkgroup, Br, Bc, gl_MatrixUseAccumulator>(mv);
         }
@@ -229,10 +234,10 @@ void main() {
     if (p.k_num > 1) {
         coopmat<D_TYPE, gl_ScopeWorkgroup, Br, D, gl_MatrixUseAccumulator> O_D = coopmat<D_TYPE, gl_ScopeWorkgroup, Br, D, gl_MatrixUseAccumulator>(O);
 
-        uint32_t o_offset = D * p.ne1 * split_k_index;
+        uint32_t o_offset = D * p.ne1 * (split_k_index + iq3 * p.k_num);
         coopMatPerElementNV(O_D, O_D, perElemOpGqaStore, o_offset, iq2, N);
 
-        o_offset = D * p.ne1 * p.k_num + p.ne1 * split_k_index * 2;
+        o_offset = D * p.ne1 * p.ne3 * p.k_num + p.ne1 * (split_k_index + iq3 * p.k_num) * 2;
         coopMatPerElementNV(L, L, perElemOpStoreCol0, o_offset, iq2, N);
         coopMatPerElementNV(M, M, perElemOpStoreCol0, o_offset + p.ne1, iq2, N);
         return;
@@ -250,7 +255,7 @@ void main() {
 
     O = Ldiag*O;
 
-    uint32_t o_offset = iq3*p.ne2*p.ne1;
+    uint32_t o_offset = iq3*p.ne2*p.ne1*D;
 
     coopmat<D_TYPE, gl_ScopeWorkgroup, Br, D, gl_MatrixUseAccumulator> O_D = coopmat<D_TYPE, gl_ScopeWorkgroup, Br, D, gl_MatrixUseAccumulator>(O);
     if (p.gqa_ratio > 1) {

ggml/src/ggml-vulkan/vulkan-shaders/flash_attn_split_k_reduce.comp

@@ -12,6 +12,7 @@ layout (binding = 1) writeonly buffer D {float data_d[];};
 layout (push_constant) uniform parameter {
     uint D;
     uint N;
+    uint ne3;
     uint k_num;
 } p;
 
@@ -19,13 +20,14 @@ void main() {
     // Each workgroup handles a row
     const uint n = gl_WorkGroupID.x;
     const uint tid = gl_LocalInvocationID.x;
+    const uint iq3 = gl_WorkGroupID.z;
 
     uint D = p.D;
     uint N = p.N;
     uint k_num = p.k_num;
 
-    uint l_offset = D * N * k_num + n;
-    uint m_offset = D * N * k_num + N + n;
+    uint l_offset = D * N * p.ne3 * k_num + N * iq3 * k_num * 2 + n;
+    uint m_offset = D * N * p.ne3 * k_num + N * iq3 * k_num * 2 + N + n;
     uint lm_stride = N * 2;
 
     // Compute the max m value for the row
@@ -49,11 +51,11 @@ void main() {
     for (uint d = tid; d < D; d += BLOCK_SIZE) {
         float O = 0.0;
         [[unroll]] for (uint k = 0; k < k_num; ++k) {
-            uint o_offset = D * N * k + D * n + d;
+            uint o_offset = D * N * (k + iq3 * k_num) + D * n + d;
             float m = data_a[m_offset + k * lm_stride];
             O += exp(m - m_max) * data_a[o_offset];
         }
         O *= L;
-        data_d[D * n + d] = O;
+        data_d[iq3 * D * N + D * n + d] = O;
     }
 }

ggml/src/ggml-vulkan/vulkan-shaders/soft_max.comp

@@ -6,6 +6,14 @@ layout (push_constant) uniform parameter
 {
     uint KX;
     uint KY;
+    uint ne00;
+    uint ne01;
+    uint ne02;
+    uint ne12;
+    uint ne13;
+    uint nb11;
+    uint nb12;
+    uint nb13;
     float scale;
     float max_bias;
     float m0;
@@ -31,7 +39,15 @@ shared FLOAT_TYPE vals[BLOCK_SIZE];
 void soft_max(uint num_iters) {
     const uint tid = gl_LocalInvocationID.x;
     const uint rowx = gl_WorkGroupID.z * 262144 + gl_WorkGroupID.y * 512 + gl_WorkGroupID.x;
-    const uint rowy = (p.KY > 0) ? (rowx % p.KY) : 0;
+
+    const uint32_t i03 = rowx / (p.ne01 * p.ne02);
+    const uint32_t i02 = (rowx - i03 * p.ne01 * p.ne02) / p.ne01;
+    const uint32_t i01 = rowx % p.ne01;
+
+    uint rowy_start = 0;
+    if (p.KY > 0) {
+        rowy_start = i01 * p.nb11 + (i02 % p.ne12) * p.nb12 + (i03 % p.ne13) * p.nb13;
+    }
 
     if (rowx >= p.nrows_x) {
         return;
@@ -41,7 +57,7 @@ void soft_max(uint num_iters) {
 
     // ALiBi
     if (p.max_bias > 0.0f) {
-        const uint h = rowx/p.KY; // head index
+        const uint h = (rowx / p.ne01) % p.ne02; // head index
 
         const float base = h < p.n_head_log2 ? p.m0 : p.m1;
         const uint   exp  = h < p.n_head_log2 ? h + 1 : 2*(h - p.n_head_log2) + 1;
@@ -67,7 +83,7 @@ void soft_max(uint num_iters) {
 
         FLOAT_TYPE b = FLOAT_TYPE(0);
         if (p.KY > 0 && col < p.KX) {
-            b = data_b[rowy * p.KX + col];
+            b = data_b[rowy_start + col];
         }
 
         FLOAT_TYPE v = a * p.scale + slope * b;
@@ -111,7 +127,7 @@ void soft_max(uint num_iters) {
         if (idx < DATA_CACHE_SIZE) {
             val = exp(data_cache[idx] - max_val);
         } else {
-            val = exp(FLOAT_TYPE(data_a[i]) * p.scale + (p.KY > 0 ? slope * FLOAT_TYPE(data_b[rowy * p.KX + col]) : FLOAT_TYPE(0.0f)) - max_val);
+            val = exp(FLOAT_TYPE(data_a[i]) * p.scale + (p.KY > 0 ? slope * FLOAT_TYPE(data_b[rowy_start + col]) : FLOAT_TYPE(0.0f)) - max_val);
         }
         sum += val;
         if (idx < DATA_CACHE_SIZE) {

ggml/src/ggml.c

@@ -202,19 +202,34 @@ void ggml_print_backtrace(void) {
 }
 #endif
 
+static ggml_abort_callback_t g_abort_callback = NULL;
+
+// Set the abort callback (passing null will restore original abort functionality: printing a message to stdout)
+GGML_API ggml_abort_callback_t ggml_set_abort_callback(ggml_abort_callback_t callback) {
+    ggml_abort_callback_t ret_val = g_abort_callback;
+    g_abort_callback = callback;
+    return ret_val;
+}
+
 void ggml_abort(const char * file, int line, const char * fmt, ...) {
     fflush(stdout);
 
-    fprintf(stderr, "%s:%d: ", file, line);
+    char message[2048];
+    int offset = snprintf(message, sizeof(message), "%s:%d: ", file, line);
 
     va_list args;
     va_start(args, fmt);
-    vfprintf(stderr, fmt, args);
+    vsnprintf(message + offset, sizeof(message) - offset, fmt, args);
     va_end(args);
 
-    fprintf(stderr, "\n");
+    if (g_abort_callback) {
+        g_abort_callback(message);
+    } else {
+        // default: print error and backtrace to stderr
+        fprintf(stderr, "%s\n", message);
+        ggml_print_backtrace();
+    }
 
-    ggml_print_backtrace();
     abort();
 }
 
@@ -458,6 +473,14 @@ bool ggml_guid_matches(ggml_guid_t guid_a, ggml_guid_t guid_b) {
     return memcmp(guid_a, guid_b, sizeof(ggml_guid)) == 0;
 }
 
+const char * ggml_version(void) {
+    return GGML_VERSION;
+}
+
+const char * ggml_commit(void) {
+    return GGML_COMMIT;
+}
+
 //
 // timing
 //
@@ -3651,9 +3674,10 @@ static struct ggml_tensor * ggml_soft_max_impl(
     if (mask) {
         GGML_ASSERT(mask->type == GGML_TYPE_F16 || mask->type == GGML_TYPE_F32);
         GGML_ASSERT(ggml_is_contiguous(mask));
-        GGML_ASSERT(ggml_is_matrix(mask));
         GGML_ASSERT(mask->ne[0] == a->ne[0]);
         GGML_ASSERT(mask->ne[1] >= a->ne[1]);
+        GGML_ASSERT(a->ne[2]%mask->ne[2] == 0);
+        GGML_ASSERT(a->ne[3]%mask->ne[3] == 0);
     }
 
     if (max_bias > 0.0f) {
@@ -4674,13 +4698,17 @@ struct ggml_tensor * ggml_flash_attn_ext(
     GGML_ASSERT(ggml_can_mul_mat(k, q));
     // TODO: check if vT can be multiplied by (k*qT)
 
+    GGML_ASSERT(q->ne[3] == k->ne[3]);
+    GGML_ASSERT(q->ne[3] == v->ne[3]);
+
     if (mask) {
         GGML_ASSERT(ggml_is_contiguous(mask));
-        GGML_ASSERT(mask->ne[2] == 1);
-        GGML_ASSERT(mask->ne[3] == 1);
         GGML_ASSERT(mask->ne[1] >= GGML_PAD(q->ne[1], GGML_KQ_MASK_PAD) &&
                 "the Flash-Attention kernel requires the mask to be padded to GGML_KQ_MASK_PAD and at least n_queries big");
         //GGML_ASSERT(ggml_can_repeat_rows(mask, qk));
+
+        GGML_ASSERT(q->ne[2] % mask->ne[2] == 0);
+        GGML_ASSERT(q->ne[3] % mask->ne[3] == 0);
     }
 
     if (max_bias > 0.0f) {
@@ -4808,7 +4836,6 @@ struct ggml_tensor * ggml_ssm_conv(
     const int64_t n_s     = sx->ne[2];
 
     // TODO: maybe support other strides than 1?
-    // FIXME: this is always true?
     GGML_ASSERT(sx->ne[0] == d_conv - 1 + n_t);
     GGML_ASSERT(sx->ne[1] == d_inner);
     GGML_ASSERT(n_t >= 0);
@@ -4831,36 +4858,49 @@ struct ggml_tensor * ggml_ssm_scan(
         struct ggml_tensor  * dt,
         struct ggml_tensor  * A,
         struct ggml_tensor  * B,
-        struct ggml_tensor  * C) {
+        struct ggml_tensor  * C,
+        struct ggml_tensor  * ids) {
     GGML_ASSERT(ggml_is_contiguous(s));
-    GGML_ASSERT(ggml_is_contiguous(x));
     GGML_ASSERT(ggml_is_contiguous(dt));
     GGML_ASSERT(ggml_is_contiguous(A));
-    GGML_ASSERT(ggml_is_matrix(A));
-    GGML_ASSERT(ggml_is_3d(B));
-    GGML_ASSERT(ggml_is_3d(s));
+    GGML_ASSERT(x->nb[0] == ggml_type_size(x->type));
     GGML_ASSERT(B->nb[0] == ggml_type_size(B->type));
     GGML_ASSERT(C->nb[0] == ggml_type_size(C->type));
-    GGML_ASSERT(ggml_are_same_shape(x, dt));
+    GGML_ASSERT(x->nb[1] == x->ne[0]*x->nb[0]);
+    GGML_ASSERT(B->nb[1] == B->ne[0]*B->nb[0]);
+    GGML_ASSERT(C->nb[1] == C->ne[0]*C->nb[0]);
     GGML_ASSERT(ggml_are_same_shape(B, C));
+    GGML_ASSERT(ids->type == GGML_TYPE_I32);
 
     {
         const int64_t d_state      = s->ne[0];
-        const int64_t d_inner      = s->ne[1];
-        const int64_t n_seq_tokens = x->ne[1];
-        const int64_t n_seqs       = x->ne[2];
+        const int64_t head_dim     = x->ne[0];
+        const int64_t n_head       = x->ne[1];
+        const int64_t n_seq_tokens = x->ne[2];
+        const int64_t n_seqs       = x->ne[3];
 
-        GGML_ASSERT(s->ne[2] == n_seqs);
-        GGML_ASSERT(x->ne[0] == d_inner);
-        GGML_ASSERT(A->ne[0] == d_state);
-        GGML_ASSERT(A->ne[1] == d_inner);
+        GGML_ASSERT(dt->ne[0] == n_head);
+        GGML_ASSERT(dt->ne[1] == n_seq_tokens);
+        GGML_ASSERT(dt->ne[2] == n_seqs);
+        GGML_ASSERT(ggml_is_3d(dt));
+        GGML_ASSERT(s->ne[1] == head_dim);
+        GGML_ASSERT(s->ne[2] == n_head);
         GGML_ASSERT(B->ne[0] == d_state);
-        GGML_ASSERT(B->ne[1] == n_seq_tokens);
-        GGML_ASSERT(B->ne[2] == n_seqs);
+        GGML_ASSERT(B->ne[2] == n_seq_tokens);
+        GGML_ASSERT(B->ne[3] == n_seqs);
+        GGML_ASSERT(ids->ne[0] == n_seqs);
+        GGML_ASSERT(ggml_is_vector(ids));
+        GGML_ASSERT(A->ne[1] == n_head);
+        GGML_ASSERT(ggml_is_matrix(A));
+
+        if (A->ne[0] != 1) {
+            // Mamba-1 has more granular decay factors
+            GGML_ASSERT(A->ne[0] == d_state);
+        }
     }
 
     // concatenated y + ssm_states
-    struct ggml_tensor * result = ggml_new_tensor_1d(ctx, GGML_TYPE_F32, ggml_nelements(x) + ggml_nelements(s));
+    struct ggml_tensor * result = ggml_new_tensor_1d(ctx, GGML_TYPE_F32, ggml_nelements(x) + s->ne[0]*s->ne[1]*s->ne[2]*ids->ne[0]);
 
     result->op   = GGML_OP_SSM_SCAN;
     result->src[0] = s;
@@ -4869,6 +4909,7 @@ struct ggml_tensor * ggml_ssm_scan(
     result->src[3] = A;
     result->src[4] = B;
     result->src[5] = C;
+    result->src[6] = ids;
 
     return result;
 }

gguf-py/gguf/constants.py

@@ -170,6 +170,7 @@ class Keys:
         INNER_SIZE     = "{arch}.ssm.inner_size"
         STATE_SIZE     = "{arch}.ssm.state_size"
         TIME_STEP_RANK = "{arch}.ssm.time_step_rank"
+        GROUP_COUNT    = "{arch}.ssm.group_count"
         DT_B_C_RMS     = "{arch}.ssm.dt_b_c_rms"
 
     class WKV:
@@ -327,6 +328,7 @@ class MODEL_ARCH(IntEnum):
     RWKV7            = auto()
     ARWKV7           = auto()
     MAMBA            = auto()
+    MAMBA2           = auto()
     XVERSE           = auto()
     COMMAND_R        = auto()
     COHERE2          = auto()
@@ -429,6 +431,7 @@ class MODEL_TENSOR(IntEnum):
     SSM_DT               = auto()
     SSM_A                = auto()
     SSM_D                = auto()
+    SSM_NORM             = auto()
     SSM_OUT              = auto()
     TIME_MIX_W0          = auto()
     TIME_MIX_W1          = auto()
@@ -628,6 +631,7 @@ MODEL_ARCH_NAMES: dict[MODEL_ARCH, str] = {
     MODEL_ARCH.RWKV7:            "rwkv7",
     MODEL_ARCH.ARWKV7:           "arwkv7",
     MODEL_ARCH.MAMBA:            "mamba",
+    MODEL_ARCH.MAMBA2:           "mamba2",
     MODEL_ARCH.XVERSE:           "xverse",
     MODEL_ARCH.COMMAND_R:        "command-r",
     MODEL_ARCH.COHERE2:          "cohere2",
@@ -730,6 +734,7 @@ TENSOR_NAMES: dict[MODEL_TENSOR, str] = {
     MODEL_TENSOR.SSM_DT:                    "blk.{bid}.ssm_dt",
     MODEL_TENSOR.SSM_A:                     "blk.{bid}.ssm_a",
     MODEL_TENSOR.SSM_D:                     "blk.{bid}.ssm_d",
+    MODEL_TENSOR.SSM_NORM:                  "blk.{bid}.ssm_norm",
     MODEL_TENSOR.SSM_OUT:                   "blk.{bid}.ssm_out",
     MODEL_TENSOR.TIME_MIX_W0:               "blk.{bid}.time_mix_w0",
     MODEL_TENSOR.TIME_MIX_W1:               "blk.{bid}.time_mix_w1",
@@ -1714,6 +1719,19 @@ MODEL_TENSORS: dict[MODEL_ARCH, list[MODEL_TENSOR]] = {
         MODEL_TENSOR.SSM_D,
         MODEL_TENSOR.SSM_OUT,
     ],
+    MODEL_ARCH.MAMBA2: [
+        MODEL_TENSOR.TOKEN_EMBD,
+        MODEL_TENSOR.OUTPUT_NORM,
+        MODEL_TENSOR.OUTPUT,
+        MODEL_TENSOR.ATTN_NORM,
+        MODEL_TENSOR.SSM_IN,
+        MODEL_TENSOR.SSM_CONV1D,
+        MODEL_TENSOR.SSM_DT,
+        MODEL_TENSOR.SSM_A,
+        MODEL_TENSOR.SSM_D,
+        MODEL_TENSOR.SSM_NORM,
+        MODEL_TENSOR.SSM_OUT,
+    ],
     MODEL_ARCH.XVERSE: [
         MODEL_TENSOR.TOKEN_EMBD,
         MODEL_TENSOR.OUTPUT_NORM,
@@ -2497,6 +2515,7 @@ KEY_SSM_CONV_KERNEL    = Keys.SSM.CONV_KERNEL
 KEY_SSM_INNER_SIZE     = Keys.SSM.INNER_SIZE
 KEY_SSM_STATE_SIZE     = Keys.SSM.STATE_SIZE
 KEY_SSM_TIME_STEP_RANK = Keys.SSM.TIME_STEP_RANK
+KEY_SSM_GROUP_COUNT    = Keys.SSM.GROUP_COUNT
 KEY_SSM_DT_B_C_RMS     = Keys.SSM.DT_B_C_RMS
 
 # tokenization

gguf-py/gguf/gguf_writer.py

@@ -714,8 +714,8 @@ class GGUFWriter:
     def add_clamp_kqv(self, value: float) -> None:
         self.add_float32(Keys.Attention.CLAMP_KQV.format(arch=self.arch), value)
 
-    def add_shared_kv_layers(self, value: float) -> None:
-        self.add_float32(Keys.Attention.SHARED_KV_LAYERS.format(arch=self.arch), value)
+    def add_shared_kv_layers(self, value: int) -> None:
+        self.add_uint32(Keys.Attention.SHARED_KV_LAYERS.format(arch=self.arch), value)
 
     def add_sliding_window_pattern(self, value: Sequence[bool]) -> None:
         self.add_array(Keys.Attention.SLIDING_WINDOW_PATTERN.format(arch=self.arch), value)
@@ -861,6 +861,9 @@ class GGUFWriter:
     def add_ssm_time_step_rank(self, value: int) -> None:
         self.add_uint32(Keys.SSM.TIME_STEP_RANK.format(arch=self.arch), value)
 
+    def add_ssm_group_count(self, value: int) -> None:
+        self.add_uint32(Keys.SSM.GROUP_COUNT.format(arch=self.arch), value)
+
     def add_ssm_dt_b_c_rms(self, value: bool) -> None:
         self.add_bool(Keys.SSM.DT_B_C_RMS.format(arch=self.arch), value)
 

gguf-py/gguf/tensor_mapping.py

@@ -477,7 +477,7 @@ class TensorNameMap:
             "encoder.layers.{bid}.norm2",                   # nomic-bert
             "transformer.decoder_layer.{bid}.rms_norm_3",   # Grok
             "encoder.layer.{bid}.mlp.layernorm",            # jina-bert-v2
-            "encoder.layer.{bid}.layer_norm_2"              # jina-v2-code
+            "encoder.layer.{bid}.layer_norm_2",             # jina-v2-code
         ),
 
         MODEL_TENSOR.PER_LAYER_TOKEN_EMBD: (
@@ -574,6 +574,10 @@ class TensorNameMap:
             "backbone.layers.{bid}.mixer.D",
         ),
 
+        MODEL_TENSOR.SSM_NORM: (
+            "backbone.layers.{bid}.mixer.norm",  # mamba2
+        ),
+
         MODEL_TENSOR.SSM_OUT: (
             "model.layers.{bid}.out_proj",
             "backbone.layers.{bid}.mixer.out_proj",

gguf-py/gguf/vocab.py

@@ -245,9 +245,18 @@ class SpecialVocab:
         if not tokenizer_config:
             return True
         chat_template_alt = None
-        chat_template_file = path / 'chat_template.json'
-        if chat_template_file.is_file():
-            with open(chat_template_file, encoding = 'utf-8') as f:
+        chat_template_json = path / 'chat_template.json'
+        chat_template_jinja = path / 'chat_template.jinja'
+        if chat_template_jinja.is_file():
+            with open(chat_template_jinja, encoding = 'utf-8') as f:
+                chat_template_alt = f.read()
+            if additional_templates := list((path / 'additional_chat_templates').glob('*.jinja')):
+                chat_template_alt = [{'name': 'default', 'template': chat_template_alt}]
+                for template_path in additional_templates:
+                    with open(template_path, encoding = 'utf-8') as fp:
+                        chat_template_alt.append({'name': template_path.stem, 'template': fp.read()})
+        elif chat_template_json.is_file():
+            with open(chat_template_json, encoding = 'utf-8') as f:
                 chat_template_alt = json.load(f).get('chat_template')
         chat_template = tokenizer_config.get('chat_template', chat_template_alt)
         if chat_template is None or isinstance(chat_template, (str, list)):

scripts/sync-ggml-am.sh

@@ -83,7 +83,6 @@ while read c; do
         src/ggml-cpu/* \
         src/ggml-cuda/* \
         src/ggml-hip/* \
-        src/ggml-kompute/* \
         src/ggml-metal/* \
         src/ggml-musa/* \
         src/ggml-opencl/* \
@@ -141,7 +140,6 @@ if [ -f $SRC_LLAMA/ggml-src.patch ]; then
     # src/ggml-cpu/*       -> ggml/src/ggml-cpu/*
     # src/ggml-cuda/*      -> ggml/src/ggml-cuda/*
     # src/ggml-hip/*       -> ggml/src/ggml-hip/*
-    # src/ggml-kompute/*   -> ggml/src/ggml-kompute/*
     # src/ggml-metal/*     -> ggml/src/ggml-metal/*
     # src/ggml-musa/*      -> ggml/src/ggml-musa/*
     # src/ggml-opencl/*    -> ggml/src/ggml-opencl/*
@@ -174,7 +172,6 @@ if [ -f $SRC_LLAMA/ggml-src.patch ]; then
         -e 's/([[:space:]]| [ab]\/)src\/ggml-cpu\//\1ggml\/src\/ggml-cpu\//g' \
         -e 's/([[:space:]]| [ab]\/)src\/ggml-cuda\//\1ggml\/src\/ggml-cuda\//g' \
         -e 's/([[:space:]]| [ab]\/)src\/ggml-hip\//\1ggml\/src\/ggml-hip\//g' \
-        -e 's/([[:space:]]| [ab]\/)src\/ggml-kompute\//\1ggml\/src\/ggml-kompute\//g' \
         -e 's/([[:space:]]| [ab]\/)src\/ggml-metal\//\1ggml\/src\/ggml-metal\//g' \
         -e 's/([[:space:]]| [ab]\/)src\/ggml-opencl\//\1ggml\/src\/ggml-opencl\//g' \
         -e 's/([[:space:]]| [ab]\/)src\/ggml-rpc\//\1ggml\/src\/ggml-rpc\//g' \

scripts/sync-ggml.last

@@ -1 +1 @@
-67ad436cb653ac1ef0986f9fb0c6191ec828d1ed
+0405219965324e11a29b6aadfe22a6d66131978f

scripts/sync-ggml.sh

@@ -15,7 +15,6 @@ cp -rpv ../ggml/src/ggml-cann/*    ./ggml/src/ggml-cann/
 cp -rpv ../ggml/src/ggml-cpu/*     ./ggml/src/ggml-cpu/
 cp -rpv ../ggml/src/ggml-cuda/*    ./ggml/src/ggml-cuda/
 cp -rpv ../ggml/src/ggml-hip/*     ./ggml/src/ggml-hip/
-cp -rpv ../ggml/src/ggml-kompute/* ./ggml/src/ggml-kompute/
 cp -rpv ../ggml/src/ggml-metal/*   ./ggml/src/ggml-metal/
 cp -rpv ../ggml/src/ggml-musa/*    ./ggml/src/ggml-musa/
 cp -rpv ../ggml/src/ggml-opencl/*  ./ggml/src/ggml-opencl/

src/llama-arch.cpp

@@ -45,6 +45,7 @@ static const std::map<llm_arch, const char *> LLM_ARCH_NAMES = {
     { LLM_ARCH_GEMMA3N,          "gemma3n"          },
     { LLM_ARCH_STARCODER2,       "starcoder2"       },
     { LLM_ARCH_MAMBA,            "mamba"            },
+    { LLM_ARCH_MAMBA2,           "mamba2"           },
     { LLM_ARCH_XVERSE,           "xverse"           },
     { LLM_ARCH_COMMAND_R,        "command-r"        },
     { LLM_ARCH_COHERE2,          "cohere2"          },
@@ -170,6 +171,7 @@ static const std::map<llm_kv, const char *> LLM_KV_NAMES = {
     { LLM_KV_SSM_INNER_SIZE,     "%s.ssm.inner_size"     },
     { LLM_KV_SSM_STATE_SIZE,     "%s.ssm.state_size"     },
     { LLM_KV_SSM_TIME_STEP_RANK, "%s.ssm.time_step_rank" },
+    { LLM_KV_SSM_GROUP_COUNT,    "%s.ssm.group_count"    },
     { LLM_KV_SSM_DT_B_C_RMS,     "%s.ssm.dt_b_c_rms"     },
 
     { LLM_KV_WKV_HEAD_SIZE, "%s.wkv.head_size" },
@@ -1004,6 +1006,22 @@ static const std::map<llm_arch, std::map<llm_tensor, const char *>> LLM_TENSOR_N
             { LLM_TENSOR_SSM_OUT,         "blk.%d.ssm_out" },
         },
     },
+    {
+        LLM_ARCH_MAMBA2,
+        {
+            { LLM_TENSOR_TOKEN_EMBD,      "token_embd" },
+            { LLM_TENSOR_OUTPUT_NORM,     "output_norm" },
+            { LLM_TENSOR_OUTPUT,          "output" },
+            { LLM_TENSOR_ATTN_NORM,       "blk.%d.attn_norm" },
+            { LLM_TENSOR_SSM_IN,          "blk.%d.ssm_in" },
+            { LLM_TENSOR_SSM_CONV1D,      "blk.%d.ssm_conv1d" },
+            { LLM_TENSOR_SSM_DT,          "blk.%d.ssm_dt" },
+            { LLM_TENSOR_SSM_A,           "blk.%d.ssm_a" },
+            { LLM_TENSOR_SSM_D,           "blk.%d.ssm_d" },
+            { LLM_TENSOR_SSM_NORM,        "blk.%d.ssm_norm" },
+            { LLM_TENSOR_SSM_OUT,         "blk.%d.ssm_out" },
+        },
+    },
     {
         LLM_ARCH_XVERSE,
         {
@@ -1761,6 +1779,7 @@ static const std::map<llm_tensor, llm_tensor_info> LLM_TENSOR_INFOS = {
     {LLM_TENSOR_SSM_CONV1D,                 {LLM_TENSOR_LAYER_REPEATING, GGML_OP_SSM_CONV}},
     {LLM_TENSOR_SSM_A,                      {LLM_TENSOR_LAYER_REPEATING, GGML_OP_SSM_SCAN}},
     {LLM_TENSOR_SSM_D,                      {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL}},
+    {LLM_TENSOR_SSM_NORM,                   {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL}},
     {LLM_TENSOR_TIME_MIX_LERP_X,            {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL}},
     {LLM_TENSOR_TIME_MIX_LN,                {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL}},
     {LLM_TENSOR_CHANNEL_MIX_LERP_K,         {LLM_TENSOR_LAYER_REPEATING, GGML_OP_MUL}},
@@ -1894,6 +1913,7 @@ const llm_tensor_info & llm_tensor_info_for(llm_tensor tensor) {
 bool llm_arch_is_recurrent(const llm_arch & arch) {
     switch (arch) {
         case LLM_ARCH_MAMBA:
+        case LLM_ARCH_MAMBA2:
         case LLM_ARCH_RWKV6:
         case LLM_ARCH_RWKV6QWEN2:
         case LLM_ARCH_RWKV7:

src/llama-arch.h

@@ -49,6 +49,7 @@ enum llm_arch {
     LLM_ARCH_GEMMA3N,
     LLM_ARCH_STARCODER2,
     LLM_ARCH_MAMBA,
+    LLM_ARCH_MAMBA2,
     LLM_ARCH_XVERSE,
     LLM_ARCH_COMMAND_R,
     LLM_ARCH_COHERE2,
@@ -174,6 +175,7 @@ enum llm_kv {
     LLM_KV_SSM_CONV_KERNEL,
     LLM_KV_SSM_STATE_SIZE,
     LLM_KV_SSM_TIME_STEP_RANK,
+    LLM_KV_SSM_GROUP_COUNT,
     LLM_KV_SSM_DT_B_C_RMS,
 
     LLM_KV_WKV_HEAD_SIZE,
@@ -293,6 +295,7 @@ enum llm_tensor {
     LLM_TENSOR_SSM_DT,
     LLM_TENSOR_SSM_A,
     LLM_TENSOR_SSM_D,
+    LLM_TENSOR_SSM_NORM,
     LLM_TENSOR_SSM_OUT,
     LLM_TENSOR_TIME_MIX_W0,
     LLM_TENSOR_TIME_MIX_W1,

src/llama-graph.cpp

@@ -281,19 +281,22 @@ void llm_graph_input_attn_no_cache::set_input(const llama_ubatch * ubatch) {
 }
 
 void llm_graph_input_attn_kv_unified::set_input(const llama_ubatch * ubatch) {
-    if (self_kq_mask) {
-        mctx->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
-    }
+    mctx->set_input_k_idxs(self_k_idxs, ubatch);
+    mctx->set_input_v_idxs(self_v_idxs, ubatch);
+
+    mctx->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
 }
 
 void llm_graph_input_attn_kv_unified_iswa::set_input(const llama_ubatch * ubatch) {
-    if (self_kq_mask) {
-        mctx->get_base()->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
-    }
+    mctx->get_base()->set_input_k_idxs(self_k_idxs, ubatch);
+    mctx->get_base()->set_input_v_idxs(self_v_idxs, ubatch);
 
-    if (self_kq_mask_swa) {
-        mctx->get_swa()->set_input_kq_mask(self_kq_mask_swa, ubatch, cparams.causal_attn);
-    }
+    mctx->get_base()->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
+
+    mctx->get_swa()->set_input_k_idxs(self_k_idxs_swa, ubatch);
+    mctx->get_swa()->set_input_v_idxs(self_v_idxs_swa, ubatch);
+
+    mctx->get_swa()->set_input_kq_mask(self_kq_mask_swa, ubatch, cparams.causal_attn);
 }
 
 void llm_graph_input_attn_cross::set_input(const llama_ubatch * ubatch) {
@@ -333,9 +336,10 @@ void llm_graph_input_attn_cross::set_input(const llama_ubatch * ubatch) {
 }
 
 void llm_graph_input_mem_hybrid::set_input(const llama_ubatch * ubatch) {
-    if (self_kq_mask) {
-        mctx->get_attn()->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
-    }
+    mctx->get_attn()->set_input_k_idxs(self_k_idxs, ubatch);
+    mctx->get_attn()->set_input_v_idxs(self_v_idxs, ubatch);
+
+    mctx->get_attn()->set_input_kq_mask(self_kq_mask, ubatch, cparams.causal_attn);
 
     const int64_t n_rs = mctx->get_recr()->get_n_rs();
 
@@ -350,7 +354,8 @@ void llm_graph_input_mem_hybrid::set_input(const llama_ubatch * ubatch) {
     }
 }
 
-void llm_graph_input_one::set_input(const llama_ubatch *) {
+void llm_graph_input_one::set_input(const llama_ubatch * ubatch) {
+    GGML_UNUSED(ubatch);
     GGML_ASSERT(one && ggml_nelements(one) == 1);
     float f_one = 1.0f;
     ggml_backend_tensor_set(one, &f_one, 0, sizeof(float));
@@ -997,6 +1002,9 @@ llm_graph_input_mem_hybrid * llm_graph_context::build_inp_mem_hybrid() const {
 
         const auto n_kv = inp->mctx->get_attn()->get_n_kv();
 
+        inp->self_k_idxs = mctx_cur->get_attn()->build_input_k_idxs(ctx0, ubatch);
+        inp->self_v_idxs = mctx_cur->get_attn()->build_input_v_idxs(ctx0, ubatch);
+
         inp->self_kq_mask = ggml_new_tensor_2d(ctx0, GGML_TYPE_F32, n_kv, GGML_PAD(n_tokens, GGML_KQ_MASK_PAD));
         //cb(inp->self_kq_mask, "KQ_mask", -1);
         ggml_set_input(inp->self_kq_mask);
@@ -1198,8 +1206,10 @@ llm_graph_input_attn_kv_unified * llm_graph_context::build_attn_inp_kv_unified()
 
         const auto n_kv = mctx_cur->get_n_kv();
 
+        inp->self_k_idxs = mctx_cur->build_input_k_idxs(ctx0, ubatch);
+        inp->self_v_idxs = mctx_cur->build_input_v_idxs(ctx0, ubatch);
+
         inp->self_kq_mask = ggml_new_tensor_2d(ctx0, GGML_TYPE_F32, n_kv, GGML_PAD(n_tokens, GGML_KQ_MASK_PAD));
-        //cb(inp->self_kq_mask, "KQ_mask", -1);
         ggml_set_input(inp->self_kq_mask);
 
         inp->self_kq_mask_cnv = cparams.flash_attn ? ggml_cast(ctx0, inp->self_kq_mask, GGML_TYPE_F16) : inp->self_kq_mask;
@@ -1230,8 +1240,11 @@ ggml_tensor * llm_graph_context::build_attn(
 
     // store to KV cache
     {
-        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, il));
-        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, il));
+        const auto & k_idxs = inp->get_k_idxs();
+        const auto & v_idxs = inp->get_v_idxs();
+
+        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, k_idxs, il));
+        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, v_idxs, il));
     }
 
     const auto & kq_mask = inp->get_kq_mask();
@@ -1290,11 +1303,15 @@ ggml_tensor * llm_graph_context::build_attn(
 
     // optionally store to KV cache
     if (k_cur) {
-        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, il));
+        const auto & k_idxs = is_swa ? inp->get_k_idxs_swa() : inp->get_k_idxs();
+
+        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, k_idxs, il));
     }
 
     if (v_cur) {
-        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, il));
+        const auto & v_idxs = is_swa ? inp->get_v_idxs_swa() : inp->get_v_idxs();
+
+        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, v_idxs, il));
     }
 
     const auto & kq_mask = is_swa ? inp->get_kq_mask_swa() : inp->get_kq_mask();
@@ -1398,8 +1415,11 @@ ggml_tensor * llm_graph_context::build_attn(
 
     // store to KV cache
     {
-        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, il));
-        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, il));
+        const auto & k_idxs = inp->get_k_idxs();
+        const auto & v_idxs = inp->get_v_idxs();
+
+        ggml_build_forward_expand(gf, mctx_cur->cpy_k(ctx0, k_cur, k_idxs, il));
+        ggml_build_forward_expand(gf, mctx_cur->cpy_v(ctx0, v_cur, v_idxs, il));
     }
 
     const auto & kq_mask = inp->get_kq_mask();
@@ -1434,8 +1454,10 @@ llm_graph_input_attn_kv_unified_iswa * llm_graph_context::build_attn_inp_kv_unif
     {
         const auto n_kv = mctx_cur->get_base()->get_n_kv();
 
+        inp->self_k_idxs = mctx_cur->get_base()->build_input_k_idxs(ctx0, ubatch);
+        inp->self_v_idxs = mctx_cur->get_base()->build_input_v_idxs(ctx0, ubatch);
+
         inp->self_kq_mask = ggml_new_tensor_2d(ctx0, GGML_TYPE_F32, n_kv, GGML_PAD(n_tokens, GGML_KQ_MASK_PAD));
-        //cb(inp->self_kq_mask, "KQ_mask", -1);
         ggml_set_input(inp->self_kq_mask);
 
         inp->self_kq_mask_cnv = cparams.flash_attn ? ggml_cast(ctx0, inp->self_kq_mask, GGML_TYPE_F16) : inp->self_kq_mask;
@@ -1446,8 +1468,10 @@ llm_graph_input_attn_kv_unified_iswa * llm_graph_context::build_attn_inp_kv_unif
 
         const auto n_kv = mctx_cur->get_swa()->get_n_kv();
 
+        inp->self_k_idxs_swa = mctx_cur->get_swa()->build_input_k_idxs(ctx0, ubatch);
+        inp->self_v_idxs_swa = mctx_cur->get_swa()->build_input_v_idxs(ctx0, ubatch);
+
         inp->self_kq_mask_swa = ggml_new_tensor_2d(ctx0, GGML_TYPE_F32, n_kv, GGML_PAD(n_tokens, GGML_KQ_MASK_PAD));
-        //cb(inp->self_kq_mask_swa, "KQ_mask_swa", -1);
         ggml_set_input(inp->self_kq_mask_swa);
 
         inp->self_kq_mask_swa_cnv = cparams.flash_attn ? ggml_cast(ctx0, inp->self_kq_mask_swa, GGML_TYPE_F16) : inp->self_kq_mask_swa;
@@ -1466,7 +1490,7 @@ ggml_tensor * llm_graph_context::build_rs(
            uint32_t   kv_head,
            uint32_t   kv_size,
             int32_t   rs_zero,
-               bool   avoid_copies) const {
+        const llm_graph_get_rows_fn & get_state_rows) const {
 
     ggml_tensor * states = ggml_reshape_2d(ctx0, s, state_size, kv_size);
 
@@ -1475,19 +1499,11 @@ ggml_tensor * llm_graph_context::build_rs(
     ggml_tensor * state_zero = ggml_view_1d(ctx0, states, state_size*(rs_zero >= 0), rs_zero*states->nb[1]*(rs_zero >= 0));
     ggml_build_forward_expand(gf, ggml_scale_inplace(ctx0, state_zero, 0));
 
-    ggml_tensor * output_states;
-
-    if (!avoid_copies) {
-        // copy states
-        // NOTE: assuming the copy destinations are ALL contained between kv_head and kv_head + n_kv
-        // {state_size, kv_size} -> {state_size, n_seqs}
-        output_states = ggml_get_rows(ctx0, states, ggml_view_1d(ctx0, state_copy, n_seqs, 0));
-        ggml_build_forward_expand(gf, output_states);
-    } else {
-        // FIXME: make the gathering operation happen before the copy below
-        //        (maybe with an optional lambda function passed as a parameter instead of `avoid_copies`?)
-        output_states = states;
-    }
+    // copy states
+    // NOTE: assuming the copy destinations are ALL contained between kv_head and kv_head + n_kv
+    // {state_size, kv_size} -> {state_size, n_seqs}
+    ggml_tensor * output_states = get_state_rows(ctx0, states, ggml_view_1d(ctx0, state_copy, n_seqs, 0));
+    ggml_build_forward_expand(gf, output_states);
 
     // copy extra states which won't be changed further (between n_seqs and n_kv)
     ggml_tensor * states_extra = ggml_get_rows(ctx0, states, ggml_view_1d(ctx0, state_copy, n_kv - n_seqs, n_seqs*state_copy->nb[0]));
@@ -1518,10 +1534,10 @@ ggml_tensor * llm_graph_context::build_rs(
         ggml_tensor * s,
             int32_t   state_size,
             int32_t   n_seqs,
-               bool   avoid_copies) const {
-    const auto * mctx_cur = static_cast<const llama_memory_recurrent_context *>(mctx);
+        const llm_graph_get_rows_fn & get_state_rows) const {
+    const auto * kv_state = static_cast<const llama_memory_recurrent_context *>(mctx);
 
-    return build_rs(gf, s, inp->s_copy, state_size, n_seqs, mctx_cur->get_n_rs(), mctx_cur->get_head(), mctx_cur->get_size(), mctx_cur->get_rs_z(), avoid_copies);
+    return build_rs(gf, s, inp->s_copy, state_size, n_seqs, kv_state->get_n_rs(), kv_state->get_head(), kv_state->get_size(), kv_state->get_rs_z(), get_state_rows);
 }
 
 ggml_tensor * llm_graph_context::build_rs(
@@ -1530,10 +1546,10 @@ ggml_tensor * llm_graph_context::build_rs(
         ggml_tensor * s,
             int32_t   state_size,
             int32_t   n_seqs,
-               bool   avoid_copies) const {
-    const auto * mctx_cur = static_cast<const llama_memory_hybrid_context *>(mctx)->get_recr();
+        const llm_graph_get_rows_fn & get_state_rows) const {
+    const auto * kv_state = static_cast<const llama_memory_hybrid_context *>(mctx)->get_recr();
 
-    return build_rs(gf, s, inp->s_copy, state_size, n_seqs, mctx_cur->get_n_rs(), mctx_cur->get_head(), mctx_cur->get_size(), mctx_cur->get_rs_z(), avoid_copies);
+    return build_rs(gf, s, inp->s_copy, state_size, n_seqs, kv_state->get_n_rs(), kv_state->get_head(), kv_state->get_size(), kv_state->get_rs_z(), get_state_rows);
 }
 
 ggml_tensor * llm_graph_context::build_rwkv_token_shift_load(

src/llama-graph.h

@@ -249,8 +249,14 @@ public:
 
     void set_input(const llama_ubatch * ubatch) override;
 
+    ggml_tensor * get_k_idxs() const { return self_k_idxs; }
+    ggml_tensor * get_v_idxs() const { return self_v_idxs; }
+
     ggml_tensor * get_kq_mask() const { return self_kq_mask_cnv; }
 
+    ggml_tensor * self_k_idxs = nullptr; // I64 [n_batch]
+    ggml_tensor * self_v_idxs = nullptr; // I64 [n_batch]
+
     ggml_tensor * self_kq_mask     = nullptr; // F32 [n_kv, n_batch]
     ggml_tensor * self_kq_mask_cnv = nullptr; //     [n_kv, n_batch]
 
@@ -274,9 +280,19 @@ public:
 
     void set_input(const llama_ubatch * ubatch) override;
 
+    ggml_tensor * get_k_idxs()     const { return self_k_idxs; }
+    ggml_tensor * get_v_idxs()     const { return self_v_idxs; }
+    ggml_tensor * get_k_idxs_swa() const { return self_k_idxs_swa; }
+    ggml_tensor * get_v_idxs_swa() const { return self_v_idxs_swa; }
+
     ggml_tensor * get_kq_mask()     const { return self_kq_mask_cnv; }
     ggml_tensor * get_kq_mask_swa() const { return self_kq_mask_swa_cnv; }
 
+    ggml_tensor * self_k_idxs     = nullptr; // I64 [n_batch]
+    ggml_tensor * self_v_idxs     = nullptr; // I64 [n_batch]
+    ggml_tensor * self_k_idxs_swa = nullptr; // I64 [n_batch]
+    ggml_tensor * self_v_idxs_swa = nullptr; // I64 [n_batch]
+
     ggml_tensor * self_kq_mask         = nullptr; // F32 [n_kv, n_batch]
     ggml_tensor * self_kq_mask_cnv     = nullptr; //     [n_kv, n_batch]
     ggml_tensor * self_kq_mask_swa     = nullptr; // F32 [n_kv, n_batch]
@@ -319,8 +335,14 @@ public:
 
     ggml_tensor * s_copy; // I32 [kv_size]
 
+    ggml_tensor * get_k_idxs() const { return self_k_idxs; }
+    ggml_tensor * get_v_idxs() const { return self_v_idxs; }
+
     ggml_tensor * get_kq_mask() const { return self_kq_mask_cnv; }
 
+    ggml_tensor * self_k_idxs = nullptr; // I64 [n_batch]
+    ggml_tensor * self_v_idxs = nullptr; // I64 [n_batch]
+
     ggml_tensor * self_kq_mask     = nullptr; // F32 [n_kv, n_batch]
     ggml_tensor * self_kq_mask_cnv = nullptr; //     [n_kv, n_batch]
 
@@ -336,7 +358,7 @@ public:
     llm_graph_input_one() {}
     virtual ~llm_graph_input_one() = default;
 
-    void set_input(const llama_ubatch *) override;
+    void set_input(const llama_ubatch * ubatch) override;
 
     ggml_tensor * one = nullptr; // F32
 };
@@ -424,6 +446,9 @@ struct llm_graph_params {
     const llm_graph_cb & cb;
 };
 
+// used in build_rs to properly order writes and avoid unnecessary copies
+using llm_graph_get_rows_fn = std::function<ggml_tensor * (ggml_context *, ggml_tensor * states, ggml_tensor * ids)>;
+
 struct llm_graph_context {
     const llm_arch arch;
 
@@ -663,7 +688,7 @@ struct llm_graph_context {
                uint32_t   kv_head,
                uint32_t   kv_size,
                 int32_t   rs_zero,
-                   bool   avoid_copies = false) const;
+            const llm_graph_get_rows_fn & get_state_rows = ggml_get_rows) const;
 
     llm_graph_input_rs * build_rs_inp() const;
 
@@ -673,7 +698,7 @@ struct llm_graph_context {
             ggml_tensor * s,
                 int32_t   state_size,
                 int32_t   n_seqs,
-                   bool   avoid_copies = false) const;
+            const llm_graph_get_rows_fn & get_state_rows = ggml_get_rows) const;
 
     ggml_tensor * build_rs(
             llm_graph_input_mem_hybrid * inp,
@@ -681,7 +706,7 @@ struct llm_graph_context {
             ggml_tensor * s,
                 int32_t   state_size,
                 int32_t   n_seqs,
-                   bool   avoid_copies = false) const;
+            const llm_graph_get_rows_fn & get_state_rows = ggml_get_rows) const;
 
     ggml_tensor * build_rwkv_token_shift_load(
         llm_graph_input_rs * inp,

src/llama-hparams.cpp

@@ -73,7 +73,8 @@ uint32_t llama_hparams::n_embd_r() const {
 
     // TODO: maybe support other convolution strides than 1
     // NOTE: since the first column of the conv_state is shifted out each time, it's not actually needed
-    return (ssm_d_conv > 0 ? ssm_d_conv - 1 : 0) * ssm_d_inner;
+    // Corresponds to Mamba's conv_states size
+    return (ssm_d_conv > 0 ? ssm_d_conv - 1 : 0) * (ssm_d_inner + 2*ssm_n_group*ssm_d_state);
 }
 
 uint32_t llama_hparams::n_embd_s() const {

src/llama-hparams.h

@@ -114,6 +114,7 @@ struct llama_hparams {
     uint32_t ssm_d_inner = 0;
     uint32_t ssm_d_state = 0;
     uint32_t ssm_dt_rank = 0;
+    uint32_t ssm_n_group = 0;
 
     // for hybrid state space models
     std::array<bool, LLAMA_MAX_LAYERS> recurrent_layer_arr;

src/llama-kv-cache-unified-iswa.cpp

@@ -113,20 +113,20 @@ llama_memory_context_ptr llama_kv_cache_unified_iswa::init_batch(llama_batch_all
             ubatches.push_back(std::move(ubatch)); // NOLINT
         }
 
-        auto heads_base = kv_base->prepare(ubatches);
-        if (heads_base.empty()) {
+        auto sinfos_base = kv_base->prepare(ubatches);
+        if (sinfos_base.empty()) {
             break;
         }
 
-        auto heads_swa = kv_swa->prepare(ubatches);
-        if (heads_swa.empty()) {
+        auto sinfos_swa = kv_swa->prepare(ubatches);
+        if (sinfos_swa.empty()) {
             break;
         }
 
-        assert(heads_base.size() == heads_swa.size());
+        assert(sinfos_base.size() == sinfos_swa.size());
 
         return std::make_unique<llama_kv_cache_unified_iswa_context>(
-                this, std::move(heads_base), std::move(heads_swa), std::move(ubatches));
+                this, std::move(sinfos_base), std::move(sinfos_swa), std::move(ubatches));
     } while (false);
 
     // if it fails, try equal split
@@ -144,20 +144,20 @@ llama_memory_context_ptr llama_kv_cache_unified_iswa::init_batch(llama_batch_all
             ubatches.push_back(std::move(ubatch)); // NOLINT
         }
 
-        auto heads_base = kv_base->prepare(ubatches);
-        if (heads_base.empty()) {
+        auto sinfos_base = kv_base->prepare(ubatches);
+        if (sinfos_base.empty()) {
             break;
         }
 
-        auto heads_swa = kv_swa->prepare(ubatches);
-        if (heads_swa.empty()) {
+        auto sinfos_swa = kv_swa->prepare(ubatches);
+        if (sinfos_swa.empty()) {
             break;
         }
 
-        assert(heads_base.size() == heads_swa.size());
+        assert(sinfos_base.size() == sinfos_swa.size());
 
         return std::make_unique<llama_kv_cache_unified_iswa_context>(
-                this, std::move(heads_base), std::move(heads_swa), std::move(ubatches));
+                this, std::move(sinfos_base), std::move(sinfos_swa), std::move(ubatches));
     } while (false);
 
     // TODO: if we fail again, we should attempt different splitting strategies
@@ -220,13 +220,13 @@ llama_kv_cache_unified_iswa_context::llama_kv_cache_unified_iswa_context(
 
 llama_kv_cache_unified_iswa_context::llama_kv_cache_unified_iswa_context(
         llama_kv_cache_unified_iswa * kv,
-        std::vector<uint32_t> heads_base,
-        std::vector<uint32_t> heads_swa,
+        slot_info_vec_t sinfos_base,
+        slot_info_vec_t sinfos_swa,
         std::vector<llama_ubatch> ubatches) :
     ubatches(std::move(ubatches)),
     // note: here we copy the ubatches. not sure if this is ideal
-    ctx_base(new llama_kv_cache_unified_context(kv->get_base(), std::move(heads_base), this->ubatches)),
-    ctx_swa (new llama_kv_cache_unified_context(kv->get_swa (), std::move(heads_swa),  this->ubatches)),
+    ctx_base(new llama_kv_cache_unified_context(kv->get_base(), std::move(sinfos_base), this->ubatches)),
+    ctx_swa (new llama_kv_cache_unified_context(kv->get_swa (), std::move(sinfos_swa),  this->ubatches)),
     status(llama_memory_status_combine(ctx_base->get_status(), ctx_swa->get_status())) {
 }