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/*
* Copyright (c) 2023-2025 The Khronos Group Inc.
* Copyright (c) 2023-2025 Valve Corporation
* Copyright (c) 2023-2025 LunarG, Inc.
* Copyright (C) 2025 Arm Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*/
#include "cooperative_matrix_helper.h"
#include <vulkan/vulkan_core.h>
#include <vulkan/utility/vk_struct_helper.hpp>
#include "containers/container_utils.h"
#include "layer_validation_tests.h"
CooperativeMatrixHelper::CooperativeMatrixHelper(VkLayerTest &layer_test) : layer_test(layer_test) {
const VkPhysicalDevice gpu = layer_test.Gpu();
uint32_t props_count = 0;
vk::GetPhysicalDeviceCooperativeMatrixPropertiesKHR(gpu, &props_count, nullptr);
for (uint32_t i = 0; i < props_count; i++) {
coop_matrix_props.emplace_back(vku::InitStruct<VkCooperativeMatrixPropertiesKHR>());
}
vk::GetPhysicalDeviceCooperativeMatrixPropertiesKHR(gpu, &props_count, coop_matrix_props.data());
if (layer_test.IsExtensionsEnabled(VK_NV_COOPERATIVE_MATRIX_2_EXTENSION_NAME)) {
props_count = 0;
vk::GetPhysicalDeviceCooperativeMatrixFlexibleDimensionsPropertiesNV(gpu, &props_count, nullptr);
for (uint32_t i = 0; i < props_count; i++) {
coop_matrix_flex_props.emplace_back(vku::InitStruct<VkCooperativeMatrixFlexibleDimensionsPropertiesNV>());
}
vk::GetPhysicalDeviceCooperativeMatrixFlexibleDimensionsPropertiesNV(gpu, &props_count, coop_matrix_flex_props.data());
}
}
bool CooperativeMatrixHelper::SupportsStage(VkShaderStageFlags required_stage) {
if (required_stage == 0) {
return true;
}
VkPhysicalDeviceCooperativeMatrixPropertiesKHR props = vku::InitStructHelper();
layer_test.GetPhysicalDeviceProperties2(props);
return ((props.cooperativeMatrixSupportedStages & required_stage) != 0);
}
bool CooperativeMatrixHelper::Has8BitComponentType(const VkCooperativeMatrixPropertiesKHR &prop) const {
const VkComponentTypeKHR type_8bit[6] = {
VK_COMPONENT_TYPE_SINT8_KHR, VK_COMPONENT_TYPE_UINT8_KHR, VK_COMPONENT_TYPE_SINT8_PACKED_NV,
VK_COMPONENT_TYPE_UINT8_PACKED_NV, VK_COMPONENT_TYPE_FLOAT8_E4M3_EXT, VK_COMPONENT_TYPE_FLOAT8_E5M2_EXT,
};
return IsValueIn(prop.AType, type_8bit) || IsValueIn(prop.BType, type_8bit) || IsValueIn(prop.CType, type_8bit) ||
IsValueIn(prop.ResultType, type_8bit);
}
bool CooperativeMatrixHelper::Has64BitComponentType(const VkCooperativeMatrixPropertiesKHR &prop) const {
const VkComponentTypeKHR type_64bit[3] = {VK_COMPONENT_TYPE_FLOAT64_KHR, VK_COMPONENT_TYPE_SINT64_KHR,
VK_COMPONENT_TYPE_UINT64_KHR};
return IsValueIn(prop.AType, type_64bit) || IsValueIn(prop.BType, type_64bit) || IsValueIn(prop.CType, type_64bit) ||
IsValueIn(prop.ResultType, type_64bit);
}
bool CooperativeMatrixHelper::Has16x16UintProperty() const {
for (const auto &prop : coop_matrix_props) {
if (prop.scope == VK_SCOPE_SUBGROUP_KHR && prop.KSize == 16 && prop.MSize == 16 && prop.NSize == 16 &&
prop.AType == VK_COMPONENT_TYPE_UINT8_KHR && prop.BType == VK_COMPONENT_TYPE_UINT8_KHR &&
prop.CType == VK_COMPONENT_TYPE_UINT32_KHR && prop.ResultType == VK_COMPONENT_TYPE_UINT32_KHR) {
return true;
}
}
return false;
}
bool CooperativeMatrixHelper::HasValidProperty(VkScopeKHR scope, uint32_t m, uint32_t n, uint32_t k,
VkComponentTypeKHR type) const {
bool found_a = false;
bool found_b = false;
bool found_c = false;
bool found_r = false;
for (const auto &prop : coop_matrix_props) {
if (prop.scope == scope && prop.AType == type && prop.MSize == m && prop.KSize == k) {
found_a = true;
}
if (prop.scope == scope && prop.BType == type && prop.KSize == k && prop.NSize == n) {
found_b = true;
}
if (prop.scope == scope && prop.CType == type && prop.MSize == m && prop.NSize == n) {
found_c = true;
}
if (prop.scope == scope && prop.ResultType == type && prop.MSize == m && prop.NSize == n) {
found_r = true;
}
}
if (found_a && found_b && found_c && found_r) {
return true;
}
found_a = false;
found_b = false;
found_c = false;
found_r = false;
for (const auto &prop : coop_matrix_flex_props) {
if (prop.scope == scope && prop.AType == type && (m % prop.MGranularity) == 0 && (k % prop.KGranularity) == 0) {
found_a = true;
}
if (prop.scope == scope && prop.BType == type && (k % prop.KGranularity) == 0 && (n % prop.NGranularity) == 0) {
found_b = true;
}
if (prop.scope == scope && prop.CType == type && (m % prop.MGranularity) == 0 && (n % prop.NGranularity) == 0) {
found_c = true;
}
if (prop.scope == scope && prop.ResultType == type && (m % prop.MGranularity) == 0 && (n % prop.NGranularity) == 0) {
found_r = true;
}
}
if (found_a && found_b && found_c && found_r) {
return true;
}
return false;
}
const char *CooperativeMatrixHelper::VkComponentTypeToGLSL(VkComponentTypeKHR type) const {
switch (type) {
case VK_COMPONENT_TYPE_FLOAT16_KHR:
return "float16_t";
case VK_COMPONENT_TYPE_FLOAT32_KHR:
return "float32_t";
case VK_COMPONENT_TYPE_FLOAT64_KHR:
return "float64_t";
case VK_COMPONENT_TYPE_SINT8_KHR:
return "int8_t";
case VK_COMPONENT_TYPE_SINT16_KHR:
return "int16_t";
case VK_COMPONENT_TYPE_SINT32_KHR:
return "int32_t";
case VK_COMPONENT_TYPE_SINT64_KHR:
return "int64_t";
case VK_COMPONENT_TYPE_UINT8_KHR:
return "uint8_t";
case VK_COMPONENT_TYPE_UINT16_KHR:
return "uint16_t";
case VK_COMPONENT_TYPE_UINT32_KHR:
return "uint32_t";
case VK_COMPONENT_TYPE_UINT64_KHR:
return "uint64_t";
default:
return "unknown";
}
}
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