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Merge pull request #12903 from liamwhite/const-offset

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shader_recompiler: use only ConstOffset for OpImageFetch
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Fernando S 2024-02-08 17:00:45 +01:00 committed by GitHub
commit f049453dd6
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GPG key ID: B5690EEEBB952194
2 changed files with 7 additions and 38 deletions
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41
src/shader_recompiler/backend/spirv/emit_spirv_image.cpp
View file

@ -60,10 +60,11 @@ public:
Add(spv::ImageOperandsMask::ConstOffsets, offsets);
}
explicit ImageOperands(Id lod, Id ms) {
explicit ImageOperands(EmitContext& ctx, const IR::Value& offset, Id lod, Id ms) {
if (Sirit::ValidId(lod)) {
Add(spv::ImageOperandsMask::Lod, lod);
}
AddOffset(ctx, offset, ImageFetchOffsetAllowed);
if (Sirit::ValidId(ms)) {
Add(spv::ImageOperandsMask::Sample, ms);
}
@ -311,37 +312,6 @@ Id ImageGatherSubpixelOffset(EmitContext& ctx, const IR::TextureInstInfo& info,
return coords;
}
}
void AddOffsetToCoordinates(EmitContext& ctx, const IR::TextureInstInfo& info, Id& coords,
Id offset) {
if (!Sirit::ValidId(offset)) {
return;
}
Id result_type{};
switch (info.type) {
case TextureType::Buffer:
case TextureType::Color1D:
case TextureType::ColorArray1D: {
result_type = ctx.U32[1];
break;
}
case TextureType::Color2D:
case TextureType::Color2DRect:
case TextureType::ColorArray2D: {
result_type = ctx.U32[2];
break;
}
case TextureType::Color3D: {
result_type = ctx.U32[3];
break;
}
case TextureType::ColorCube:
case TextureType::ColorArrayCube:
return;
}
coords = ctx.OpIAdd(result_type, coords, offset);
}
} // Anonymous namespace
Id EmitBindlessImageSampleImplicitLod(EmitContext&) {
@ -524,10 +494,9 @@ Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
operands.Span());
}
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id lod, Id ms) {
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
const IR::Value& offset, Id lod, Id ms) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
AddOffsetToCoordinates(ctx, info, coords, offset);
if (info.type == TextureType::Buffer) {
lod = Id{};
}
@ -535,7 +504,7 @@ Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id c
// This image is multisampled, lod must be implicit
lod = Id{};
}
const ImageOperands operands(lod, ms);
const ImageOperands operands(ctx, offset, lod, ms);
return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4],
TextureImage(ctx, info, index), coords, operands.MaskOptional(), operands.Span());
}

4
src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
View file

@ -537,8 +537,8 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
const IR::Value& offset, const IR::Value& offset2);
Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
const IR::Value& offset, const IR::Value& offset2, Id dref);
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id lod, Id ms);
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
const IR::Value& offset, Id lod, Id ms);
Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id lod,
const IR::Value& skip_mips);
Id EmitImageQueryLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords);