Continue implementation
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0cc4m
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88d4ec05a8
1 changed files with 128 additions and 172 deletions
300
ggml-vulkan.cpp
300
ggml-vulkan.cpp
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@ -3,23 +3,20 @@
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#include <vulkan/vulkan.hpp>
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#include "external/vk_mem_alloc.h"
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#include <iostream>
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#include <atomic>
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#include <fstream>
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#include <iostream>
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#include <limits>
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#include "ggml.h"
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// static cl_platform_id platform;
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// static cl_device_id device;
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// static cl_context context;
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// static cl_command_queue queue;
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// static cl_program program;
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// static cl_kernel kernel_q4_0, kernel_q4_1, kernel_q4_2, kernel_q5_0, kernel_q5_1, kernel_q8_0;
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// static cl_mem cl_buffer_a, cl_buffer_qb, cl_buffer_b, cl_buffer_c;
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// static size_t cl_size_a = 0, cl_size_qb = 0, cl_size_b = 0, cl_size_c = 0;
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#define VK_API_VERSION VK_API_VERSION_1_2
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vk::Instance instance;
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vk::PhysicalDevice physical_device;
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vk::Instance vk_instance;
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uint32_t vk_compute_queue_family_index;
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vk::PhysicalDevice vk_physical_device;
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vk::Device vk_device;
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vk::DescriptorSetLayout vk_pipeline_matmul_dsl;
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vk::Pipeline vk_pipeline_matmul;
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VmaAllocation vk_buffer_qa_alloc, vk_buffer_a_alloc, vk_buffer_b_alloc, vk_buffer_c_alloc;
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vk::Buffer vk_buffer_qa, vk_buffer_a, vk_buffer_b, vk_buffer_c;
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@ -27,29 +24,27 @@ vk::Buffer vk_buffer_qa, vk_buffer_a, vk_buffer_b, vk_buffer_c;
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void ggml_vk_init(void) {
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char* GGML_VULKAN_DEVICE = getenv("GGML_VULKAN_DEVICE");
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int dev_num = (GGML_VULKAN_DEVICE == NULL ? 0 : atoi(GGML_VULKAN_DEVICE));
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printf("\nInitializing Vulkan...");
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printf("\nAttempting to use: Device=%d\n", dev_num);
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vk::ApplicationInfo app_info{ "ggml-vulkan", 1, nullptr, 0, VK_API_VERSION_1_2 };
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vk::ApplicationInfo app_info{ "ggml-vulkan", 1, nullptr, 0, VK_API_VERSION };
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const std::vector<const char*> layers = { "VK_LAYER_KHRONOS_validation" };
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vk::InstanceCreateInfo instance_create_info(vk::InstanceCreateFlags(), &app_info, layers.size(), layers.data());
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instance = vk::createInstance(instance_create_info);
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vk_instance = vk::createInstance(instance_create_info);
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physical_device = instance.enumeratePhysicalDevices()[dev_num];
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vk::PhysicalDeviceProperties device_props = physical_device.getProperties();
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std::cout << "Picked: " << device_props.deviceName << std::endl;
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vk_physical_device = vk_instance.enumeratePhysicalDevices()[dev_num];
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vk::PhysicalDeviceProperties device_props = vk_physical_device.getProperties();
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std::cout << "ggml_vulkan: Using " << device_props.deviceName << std::endl;
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std::vector<vk::QueueFamilyProperties> queue_family_props = physical_device.getQueueFamilyProperties();
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std::vector<vk::QueueFamilyProperties> queue_family_props = vk_physical_device.getQueueFamilyProperties();
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auto prop_it = std::find_if(queue_family_props.begin(), queue_family_props.end(), [](const vk::QueueFamilyProperties& prop)
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{
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return prop.queueFlags & vk::QueueFlagBits::eCompute;
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});
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const uint32_t compute_queue_family_index = std::distance(queue_family_props.begin(), prop_it);
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vk_compute_queue_family_index = std::distance(queue_family_props.begin(), prop_it);
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const float queue_priority = 1.0f;
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vk::DeviceQueueCreateInfo device_queue_create_info(vk::DeviceQueueCreateFlags(), compute_queue_family_index, 1, &queue_priority);
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vk::DeviceQueueCreateInfo device_queue_create_info(vk::DeviceQueueCreateFlags(), vk_compute_queue_family_index, 1, &queue_priority);
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vk::DeviceCreateInfo device_create_info(vk::DeviceCreateFlags(), device_queue_create_info);
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vk_device = physical_device.createDevice(device_create_info);
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vk_device = vk_physical_device.createDevice(device_create_info);
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std::vector<char> matmul_shader_contents;
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if (std::ifstream shader_file{ "ggml-vulkan-matmul.spv", std::ios::binary | std::ios::ate }) {
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@ -74,9 +69,9 @@ void ggml_vk_init(void) {
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vk::DescriptorSetLayoutCreateInfo descriptor_set_layout_create_info(
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vk::DescriptorSetLayoutCreateFlags(),
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descriptor_set_layout_binding);
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vk::DescriptorSetLayout descriptor_set_layout = vk_device.createDescriptorSetLayout(descriptor_set_layout_create_info);
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vk_pipeline_matmul_dsl = vk_device.createDescriptorSetLayout(descriptor_set_layout_create_info);
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vk::PipelineLayoutCreateInfo pipeline_layout_create_info(vk::PipelineLayoutCreateFlags(), descriptor_set_layout);
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vk::PipelineLayoutCreateInfo pipeline_layout_create_info(vk::PipelineLayoutCreateFlags(), vk_pipeline_matmul_dsl);
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vk::PipelineLayout pipeline_layout = vk_device.createPipelineLayout(pipeline_layout_create_info);
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vk::PipelineCache pipeline_cache = vk_device.createPipelineCache(vk::PipelineCacheCreateInfo());
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@ -92,151 +87,112 @@ void ggml_vk_init(void) {
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vk_pipeline_matmul = vk_device.createComputePipeline(pipeline_cache, compute_pipeline_create_info).value;
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}
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// static void ggml_cl_malloc(size_t req_size, size_t* cur_size, cl_mem_flags flags, cl_mem* buf) {
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// if (req_size <= *cur_size) {
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// return;
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// }
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//
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// // Reallocate buffer with enough space
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// if (*cur_size > 0) {
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// clReleaseMemObject(*buf);
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// }
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// cl_int err;
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// *buf = clCreateBuffer(context, flags, req_size, NULL, &err);
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// *cur_size = req_size;
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// CL_CHECK(err, "clCreateBuffer");
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// }
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//
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// void ggml_cl_sgemm_wrapper(
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// const enum ggml_blas_order order, const enum ggml_blas_op trans_a, const enum ggml_blas_op trans_b,
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// const int m, const int n, const int k,
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// const float alpha, const void *host_a, const int lda,
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// const float *host_b, const int ldb, const float beta,
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// float *host_c, const int ldc, const int btype) {
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// cl_int err = 0;
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//
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// cl_kernel kernel;
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// size_t global = n * k, local, size_qb;
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// bool dequant;
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// cl_block_q5_0* cl_host_b;
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//
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// switch (btype) {
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// case GGML_TYPE_F32:
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// dequant = false;
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// break;
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// case GGML_TYPE_Q4_0:
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// dequant = true;
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// kernel = kernel_q4_0;
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// local = 16;
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// size_qb = global * (sizeof(float) + local) / 32;
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// break;
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// case GGML_TYPE_Q4_1:
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// dequant = true;
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// kernel = kernel_q4_1;
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// local = 16;
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// size_qb = global * (sizeof(float) * 2 + local) / 32;
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// break;
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// case GGML_TYPE_Q4_2:
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// dequant = true;
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// kernel = kernel_q4_2;
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// local = 8;
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// size_qb = global * (sizeof(ggml_fp16_t) + local) / 16;
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// break;
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// case GGML_TYPE_Q5_0:
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// dequant = true;
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// kernel = kernel_q5_0;
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// local = 16;
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// // For some reason OpenCL seems to be incapable of working with structs of size 22.
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// // 20 and 24 bytes are fine. Workaround to do the fp16 to fp32 step on CPU...
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// // TODO Find the reason, fix and remove workaround.
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// const block_q5_0* b = (const block_q5_0*) host_b;
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// cl_host_b = (cl_block_q5_0*) malloc(sizeof(cl_block_q5_0) * global / 32);
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// for (size_t i = 0; i < global / 32; i++) {
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// cl_host_b[i].d = ggml_fp16_to_fp32(b[i].d);
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// memcpy(&cl_host_b[i].qh, b[i].qh, sizeof(uint32_t));
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// memcpy(&cl_host_b[i].qs, b[i].qs, QK5_0 / 2);
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// }
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// host_b = (const float*) cl_host_b;
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// size_qb = global * (sizeof(float) + sizeof(uint32_t) + local) / 32;
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// break;
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// case GGML_TYPE_Q5_1:
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// dequant = true;
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// kernel = kernel_q5_1;
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// local = 16;
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// size_qb = global * (sizeof(ggml_fp16_t) * 2 + sizeof(uint32_t) + local) / 32;
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// break;
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// case GGML_TYPE_Q8_0:
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// dequant = true;
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// kernel = kernel_q8_0;
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// local = 32;
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// size_qb = global * (sizeof(float) + local) / 32;
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// break;
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// default:
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// fprintf(stderr, "Error: Unsupported OpenCL btype %d\n", btype);
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// abort();
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// }
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//
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// const size_t size_a = m * k * sizeof(float);
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// const size_t size_b = n * k * sizeof(float);
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// const size_t size_c = m * n * sizeof(float);
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//
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// // Prepare buffers
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// ggml_cl_malloc(size_a, &cl_size_a, CL_MEM_READ_ONLY, &cl_buffer_a);
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// if (dequant) {
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// ggml_cl_malloc(size_qb, &cl_size_qb, CL_MEM_READ_ONLY, &cl_buffer_qb);
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// }
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// ggml_cl_malloc(size_b, &cl_size_b, CL_MEM_READ_WRITE, &cl_buffer_b);
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// ggml_cl_malloc(size_c, &cl_size_c, CL_MEM_WRITE_ONLY, &cl_buffer_c);
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//
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// cl_event ev_a, ev_qb, ev_b;
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//
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// if (dequant) {
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// err = clSetKernelArg(kernel, 0, sizeof(cl_mem), &cl_buffer_qb);
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// err |= clSetKernelArg(kernel, 1, sizeof(cl_mem), &cl_buffer_b);
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// CL_CHECK(err, "clSetKernelArg");
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// err = clEnqueueWriteBuffer(queue, cl_buffer_qb, CL_FALSE, 0, size_qb, host_b, 0, NULL, &ev_qb);
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// CL_CHECK(err, "clEnqueueWriteBuffer qb");
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// } else {
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// err = clEnqueueWriteBuffer(queue, cl_buffer_b, CL_FALSE, 0, size_b, host_b, 0, NULL, &ev_b);
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// CL_CHECK(err, "clEnqueueWriteBuffer b");
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// }
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//
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// err = clEnqueueWriteBuffer(queue, cl_buffer_a, CL_FALSE, 0, size_a, host_a, 0, NULL, &ev_a);
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// CL_CHECK(err, "clEnqueueWriteBuffer a");
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// if (dequant) {
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// err = clEnqueueNDRangeKernel(queue, kernel, 1, NULL, &global, &local, 1, &ev_qb, &ev_b);
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// CL_CHECK(err, "clEnqueueNDRangeKernel");
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// clReleaseEvent(ev_qb);
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// }
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// clWaitForEvents(1, &ev_a);
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// clWaitForEvents(1, &ev_b);
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// clReleaseEvent(ev_a);
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// clReleaseEvent(ev_b);
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//
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// cl_event ev_sgemm;
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// CLBlastStatusCode status = CLBlastSgemm((CLBlastLayout)order,
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// (CLBlastTranspose)trans_a, (CLBlastTranspose)trans_b,
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// m, n, k,
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// alpha,
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// cl_buffer_a, 0, lda,
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// cl_buffer_b, 0, ldb,
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// beta,
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// cl_buffer_c, 0, ldc,
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// &queue, &ev_sgemm);
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//
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// if (status != CLBlastSuccess) {
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// fprintf(stderr, "Error: CLBlast SGEMM %d\n", status);
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// abort();
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// }
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//
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// cl_event ev_c;
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// clEnqueueReadBuffer(queue, cl_buffer_c, CL_TRUE, 0, size_c, host_c, 1, &ev_sgemm, &ev_c);
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//
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// // Wait for completion
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// clWaitForEvents(1, &ev_c);
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// clReleaseEvent(ev_sgemm);
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// clReleaseEvent(ev_c);
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// if (btype == GGML_TYPE_Q5_0) {
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// free((void*) cl_host_b);
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// }
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// }
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// buffer pool for vulkan
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#define MAX_VK_BUFFERS 256
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struct scoped_spin_lock {
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std::atomic_flag& lock;
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scoped_spin_lock(std::atomic_flag& lock) : lock(lock) {
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while (lock.test_and_set(std::memory_order_acquire)) {
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; // spin
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}
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}
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~scoped_spin_lock() {
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lock.clear(std::memory_order_release);
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}
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scoped_spin_lock(const scoped_spin_lock&) = delete;
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scoped_spin_lock& operator=(const scoped_spin_lock&) = delete;
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};
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struct vk_buffer {
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vk::Buffer buffer;
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size_t size = 0;
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};
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static vk_buffer g_vk_buffer_pool[MAX_VK_BUFFERS];
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static std::atomic_flag g_vk_pool_lock = ATOMIC_FLAG_INIT;
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static vk::Buffer ggml_vk_pool_malloc(size_t size, size_t * actual_size) {
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scoped_spin_lock lock(g_vk_pool_lock);
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int best_i = -1;
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size_t best_size = std::numeric_limits<size_t>::max(); //smallest unused buffer that fits our needs
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int worst_i = -1;
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size_t worst_size = 0; //largest unused buffer seen so far
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for (int i = 0; i < MAX_VK_BUFFERS; ++i) {
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vk_buffer &b = g_vk_buffer_pool[i];
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if (b.size > 0 && b.size >= size && b.size < best_size)
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{
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best_i = i;
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best_size = b.size;
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}
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if (b.size > 0 && b.size > worst_size)
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{
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worst_i = i;
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worst_size = b.size;
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}
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}
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if(best_i!=-1) //found the smallest buffer that fits our needs
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{
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vk_buffer& b = g_vk_buffer_pool[best_i];
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vk::Buffer buffer = b.buffer;
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*actual_size = b.size;
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b.size = 0;
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return buffer;
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}
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if(worst_i!=-1) //no buffer that fits our needs, resize largest one to save memory
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{
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vk_buffer& b = g_vk_buffer_pool[worst_i];
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vk::Buffer buffer = b.buffer;
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b.size = 0;
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// vkReleaseMemObject(buffer);
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}
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vk::Buffer buffer;
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vk::BufferCreateInfo buffer_create_info{
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vk::BufferCreateFlags(),
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size,
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vk::BufferUsageFlagBits::eStorageBuffer,
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vk::SharingMode::eExclusive,
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1,
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&vk_compute_queue_family_index
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};
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VmaAllocatorCreateInfo allocator_info = {};
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allocator_info.vulkanApiVersion = VK_API_VERSION;
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allocator_info.physicalDevice = vk_physical_device;
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allocator_info.device = vk_device;
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allocator_info.instance = vk_instance;
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VmaAllocator allocator;
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vmaCreateAllocator(&allocator_info, &allocator);
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VmaAllocationCreateInfo allocation_info = {};
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allocation_info.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
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VmaAllocation buffer_allocation;
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vmaCreateBuffer(allocator,
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&static_cast<VkBufferCreateInfo>(buffer_create_info),
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&allocation_info,
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&static_cast<VkBuffer>(buffer),
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&buffer_allocation,
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nullptr);
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*actual_size = size;
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return buffer;
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}
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static void ggml_vk_pool_free(vk::Buffer buffer, size_t size) {
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scoped_spin_lock lock(g_vk_pool_lock);
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for (int i = 0; i < MAX_VK_BUFFERS; ++i) {
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vk_buffer& b = g_vk_buffer_pool[i];
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if (b.size == 0) {
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b.buffer = buffer;
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b.size = size;
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return;
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}
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}
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fprintf(stderr, "WARNING: vk buffer pool full, increase MAX_VK_BUFFERS\n");
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vkReleaseMemObject(mem);
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}
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