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ShaderCache/PipelineCache: Cache null shaders.

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This commit is contained in:
Fernando Sahmkow 2020-04-16 13:50:12 -04:00
parent f616dc0b59
commit 644588fd88
4 changed files with 31 additions and 8 deletions
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17
src/video_core/renderer_opengl/gl_shader_cache.cpp
View file

@ -448,7 +448,7 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
// Look up shader in the cache based on address
const auto cpu_addr{memory_manager.GpuToCpuAddress(address)};
Shader shader{cpu_addr ? TryGet(*cpu_addr) : nullptr};
Shader shader{cpu_addr ? TryGet(*cpu_addr) : null_shader};
if (shader) {
return last_shaders[static_cast<std::size_t>(program)] = shader;
}
@ -477,7 +477,12 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
const std::size_t size_in_bytes = code.size() * sizeof(u64);
shader = CachedShader::CreateFromCache(params, found->second, size_in_bytes);
}
Register(shader);
if (cpu_addr) {
Register(shader);
} else {
null_shader = shader;
}
return last_shaders[static_cast<std::size_t>(program)] = shader;
}
@ -486,7 +491,7 @@ Shader ShaderCacheOpenGL::GetComputeKernel(GPUVAddr code_addr) {
auto& memory_manager{system.GPU().MemoryManager()};
const auto cpu_addr{memory_manager.GpuToCpuAddress(code_addr)};
auto kernel = cpu_addr ? TryGet(*cpu_addr) : nullptr;
auto kernel = cpu_addr ? TryGet(*cpu_addr) : null_kernel;
if (kernel) {
return kernel;
}
@ -507,7 +512,11 @@ Shader ShaderCacheOpenGL::GetComputeKernel(GPUVAddr code_addr) {
kernel = CachedShader::CreateFromCache(params, found->second, size_in_bytes);
}
Register(kernel);
if (cpu_addr) {
Register(kernel);
} else {
null_kernel = kernel;
}
return kernel;
}

3
src/video_core/renderer_opengl/gl_shader_cache.h
View file

@ -125,6 +125,9 @@ private:
ShaderDiskCacheOpenGL disk_cache;
std::unordered_map<u64, PrecompiledShader> runtime_cache;
Shader null_shader{};
Shader null_kernel{};
std::array<Shader, Maxwell::MaxShaderProgram> last_shaders;
};

16
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View file

@ -207,7 +207,7 @@ std::array<Shader, Maxwell::MaxShaderProgram> VKPipelineCache::GetShaders() {
const GPUVAddr program_addr{GetShaderAddress(system, program)};
const std::optional cpu_addr = memory_manager.GpuToCpuAddress(program_addr);
ASSERT(cpu_addr);
auto shader = cpu_addr ? TryGet(*cpu_addr) : nullptr;
auto shader = cpu_addr ? TryGet(*cpu_addr) : null_shader;
if (!shader) {
const auto host_ptr{memory_manager.GetPointer(program_addr)};
@ -218,7 +218,11 @@ std::array<Shader, Maxwell::MaxShaderProgram> VKPipelineCache::GetShaders() {
shader = std::make_shared<CachedShader>(system, stage, program_addr, *cpu_addr,
std::move(code), stage_offset);
Register(shader);
if (cpu_addr) {
Register(shader);
} else {
null_shader = shader;
}
}
shaders[index] = std::move(shader);
}
@ -261,7 +265,7 @@ VKComputePipeline& VKPipelineCache::GetComputePipeline(const ComputePipelineCach
const auto cpu_addr = memory_manager.GpuToCpuAddress(program_addr);
ASSERT(cpu_addr);
auto shader = cpu_addr ? TryGet(*cpu_addr) : nullptr;
auto shader = cpu_addr ? TryGet(*cpu_addr) : null_kernel;
if (!shader) {
// No shader found - create a new one
const auto host_ptr = memory_manager.GetPointer(program_addr);
@ -271,7 +275,11 @@ VKComputePipeline& VKPipelineCache::GetComputePipeline(const ComputePipelineCach
shader = std::make_shared<CachedShader>(system, Tegra::Engines::ShaderType::Compute,
program_addr, *cpu_addr, std::move(code),
kernel_main_offset);
Register(shader);
if (cpu_addr) {
Register(shader);
} else {
null_kernel = shader;
}
}
Specialization specialization;

3
src/video_core/renderer_vulkan/vk_pipeline_cache.h
View file

@ -182,6 +182,9 @@ private:
VKUpdateDescriptorQueue& update_descriptor_queue;
VKRenderPassCache& renderpass_cache;
Shader null_shader{};
Shader null_kernel{};
std::array<Shader, Maxwell::MaxShaderProgram> last_shaders;
GraphicsPipelineCacheKey last_graphics_key;