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#include "vk-pipeline-dump-layer.h"
#include "core/slang-basic.h"
#include "core/slang-stream.h"
namespace gfx
{
using namespace Slang;
struct PipelineDumpContext
{
Dictionary<VkPipelineLayout, Index> pipelineLayouts;
Dictionary<VkShaderModule, Index> shaderModules;
Dictionary<VkDescriptorSetLayout, Index> descriptorSets;
Dictionary<VkPipeline, Index> computePipelines;
List<uint8_t> serializedBytes;
VulkanApi api;
template<typename T>
void writeRaw(T v)
{
auto startIndex = serializedBytes.getCount();
serializedBytes.growToCount(startIndex + sizeof(T));
memcpy(serializedBytes.getBuffer() + startIndex, &v, sizeof(T));
}
template<typename T>
void writeArray(uint32_t elementCount, const T* data)
{
writeRaw(elementCount);
auto startIndex = serializedBytes.getCount();
serializedBytes.growToCount(startIndex + sizeof(T) * elementCount);
memcpy(serializedBytes.getBuffer() + startIndex, data, sizeof(T) * elementCount);
}
void writeStr(const char* str)
{
auto len = (uint32_t)strlen(str) + 1;
writeRaw(len);
auto startIndex = serializedBytes.getCount();
serializedBytes.growToCount(startIndex + len);
memcpy(serializedBytes.getBuffer() + startIndex, str, len - 1);
serializedBytes[startIndex + len - 1] = 0;
}
void writePipelineLayout(VkPipelineLayout layout, const VkPipelineLayoutCreateInfo* createInfo)
{
auto startIndex = serializedBytes.getCount();
writeRaw(createInfo->sType);
writeRaw(createInfo->flags);
writeRaw(createInfo->setLayoutCount);
for (uint32_t i = 0; i < createInfo->setLayoutCount; i++)
writeRaw(descriptorSets.getValue(createInfo->pSetLayouts[i]));
writeArray(createInfo->pushConstantRangeCount, createInfo->pPushConstantRanges);
pipelineLayouts[layout] = startIndex;
}
void writeShaderModule(VkShaderModule module, const VkShaderModuleCreateInfo* createInfo)
{
auto startIndex = serializedBytes.getCount();
writeRaw(createInfo->sType);
writeRaw(createInfo->flags);
writeArray((uint32_t)(createInfo->codeSize / sizeof(uint32_t)), createInfo->pCode);
shaderModules[module] = startIndex;
}
void writeDescriptorSetLayout(
VkDescriptorSetLayout layout,
const VkDescriptorSetLayoutCreateInfo* createInfo)
{
auto startIndex = serializedBytes.getCount();
writeRaw(createInfo->sType);
writeRaw(createInfo->flags);
writeArray(createInfo->bindingCount, createInfo->pBindings);
descriptorSets[layout] = startIndex;
}
void writePipeline(VkPipeline pipeline, const VkComputePipelineCreateInfo* createInfo)
{
auto startIndex = serializedBytes.getCount();
writeRaw(createInfo->sType);
writeRaw(createInfo->flags);
writeRaw(createInfo->stage.sType);
writeRaw(createInfo->stage.flags);
writeRaw(createInfo->stage.stage);
writeRaw(shaderModules.getValue(createInfo->stage.module));
writeStr(createInfo->stage.pName);
writeRaw(pipelineLayouts.getValue(createInfo->layout));
computePipelines[pipeline] = startIndex;
}
void writeToFile(UnownedStringSlice path)
{
RefPtr<FileStream> fs = new FileStream();
fs->init(path, FileMode::Create);
uint32_t pipelineCount = (uint32_t)computePipelines.getCount();
fs->write(&pipelineCount, sizeof(uint32_t));
for (auto& pair : computePipelines)
{
fs->write(KeyValueDetail::getValue(&pair), sizeof(Index));
}
Index blobSize = serializedBytes.getCount();
fs->write(&blobSize, sizeof(blobSize));
fs->write(serializedBytes.getBuffer(), serializedBytes.getCount());
fs->close();
}
};
PipelineDumpContext dumpContext;
VkResult SLANG_MCALL createPipelineLayout(
VkDevice device,
const VkPipelineLayoutCreateInfo* createInfo,
const VkAllocationCallbacks* callbacks,
VkPipelineLayout* outLayout)
{
auto result = dumpContext.api.vkCreatePipelineLayout(device, createInfo, callbacks, outLayout);
dumpContext.writePipelineLayout(*outLayout, createInfo);
return result;
}
VkResult SLANG_MCALL createComputePipelines(
VkDevice device,
VkPipelineCache cache,
uint32_t createInfoCount,
const VkComputePipelineCreateInfo* createInfos,
const VkAllocationCallbacks* callbacks,
VkPipeline* outPipelines)
{
auto result = dumpContext.api.vkCreateComputePipelines(
device,
cache,
createInfoCount,
createInfos,
callbacks,
outPipelines);
for (uint32_t i = 0; i < createInfoCount; i++)
dumpContext.writePipeline(outPipelines[i], createInfos + i);
return result;
}
VkResult SLANG_MCALL createShaderModule(
VkDevice device,
const VkShaderModuleCreateInfo* createInfo,
const VkAllocationCallbacks* callbacks,
VkShaderModule* outShaderModule)
{
auto result =
dumpContext.api.vkCreateShaderModule(device, createInfo, callbacks, outShaderModule);
dumpContext.writeShaderModule(*outShaderModule, createInfo);
return result;
}
VkResult SLANG_MCALL createDescriptorSetLayout(
VkDevice device,
const VkDescriptorSetLayoutCreateInfo* createInfo,
const VkAllocationCallbacks* callbacks,
VkDescriptorSetLayout* outDescSetLayout)
{
auto result = dumpContext.api
.vkCreateDescriptorSetLayout(device, createInfo, callbacks, outDescSetLayout);
dumpContext.writeDescriptorSetLayout(*outDescSetLayout, createInfo);
return result;
}
void installPipelineDumpLayer(VulkanApi& api)
{
dumpContext.api = api;
api.vkCreatePipelineLayout = createPipelineLayout;
api.vkCreateComputePipelines = createComputePipelines;
api.vkCreateShaderModule = createShaderModule;
api.vkCreateDescriptorSetLayout = createDescriptorSetLayout;
}
void writePipelineDump(UnownedStringSlice path)
{
dumpContext.writeToFile(path);
}
} // namespace gfx
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