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Preserve uniform conditional sampler choices in resource plans

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Related work: https://github.com/KytyPS5/KytyPS5/pull/558

Co-authored-by: Çağatay Güçlü <33038942+defektu@users.noreply.github.com>
This commit is contained in:
nmzik
2026-09-16 17:45:19 +04:00
parent 349fae00d9
commit af3a3f4bf6
6 changed files with 230 additions and 29 deletions
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src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+2 -7
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@@ -647,7 +647,8 @@ bool BuildSamplerPlan(const ShaderInfo& base, const Images& images, SamplerPlan&
}
static std::vector<ResourceBlock> ResourceControlFlow(const Program& program) {
if (program.blocks.size() != program.block_info.size()) {
// Any shader write may alias a scalar predicate read, including on a later loop visit.
if (program.blocks.size() != program.block_info.size() || HasShaderMemoryWrites(program)) {
return {};
}
std::unordered_map<uint32_t, uint32_t> indices;
@@ -687,12 +688,6 @@ static std::vector<ResourceBlock> ResourceControlFlow(const Program& program) {
const auto op = inst.GetOpcode();
const auto buffer = BufferAccessOf(op);
const auto image = ImageOpcodeInfoOf(op);
// Any shader write may alias a scalar predicate read, including on a later loop visit.
if (buffer == BufferAccess::Write || buffer == BufferAccess::Atomic ||
image.access == ImageAccess::Write || image.access == ImageAccess::Atomic ||
AddressOpcodeInfoOf(op).access == AddressAccess::Write) {
return {};
}
if (buffer == BufferAccess::None && image.access == ImageAccess::None) {
continue;
}