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Remove memory allocations in some hot paths

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This commit is contained in:
Kelebek1 2023-05-23 14:45:54 +01:00
parent e3122c5b46
commit 5da70f7197
84 changed files with 501 additions and 458 deletions
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2
src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
View file

@ -479,7 +479,7 @@ void EmitContext::DefineGenericOutput(size_t index, u32 invocations) {
const u32 remainder{4 - element};
const TransformFeedbackVarying* xfb_varying{};
const size_t xfb_varying_index{base_index + element};
if (xfb_varying_index < runtime_info.xfb_varyings.size()) {
if (xfb_varying_index < runtime_info.xfb_count) {
xfb_varying = &runtime_info.xfb_varyings[xfb_varying_index];
xfb_varying = xfb_varying->components > 0 ? xfb_varying : nullptr;
}

2
src/shader_recompiler/backend/spirv/emit_spirv.cpp
View file

@ -387,7 +387,7 @@ void SetupSignedNanCapabilities(const Profile& profile, const IR::Program& progr
}
void SetupTransformFeedbackCapabilities(EmitContext& ctx, Id main_func) {
if (ctx.runtime_info.xfb_varyings.empty()) {
if (ctx.runtime_info.xfb_count == 0) {
return;
}
ctx.AddCapability(spv::Capability::TransformFeedback);

2
src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
View file

@ -160,7 +160,7 @@ void DefineGenericOutput(EmitContext& ctx, size_t index, std::optional<u32> invo
const u32 remainder{4 - element};
const TransformFeedbackVarying* xfb_varying{};
const size_t xfb_varying_index{base_attr_index + element};
if (xfb_varying_index < ctx.runtime_info.xfb_varyings.size()) {
if (xfb_varying_index < ctx.runtime_info.xfb_count) {
xfb_varying = &ctx.runtime_info.xfb_varyings[xfb_varying_index];
xfb_varying = xfb_varying->components > 0 ? xfb_varying : nullptr;
}

3
src/shader_recompiler/runtime_info.h
View file

@ -84,7 +84,8 @@ struct RuntimeInfo {
bool glasm_use_storage_buffers{};
/// Transform feedback state for each varying
std::vector<TransformFeedbackVarying> xfb_varyings;
std::array<TransformFeedbackVarying, 256> xfb_varyings{};
u32 xfb_count{0};
};
} // namespace Shader