spirv: Only add image operands mask when needed

This commit is contained in:
ReinUsesLisp 2021-05-23 04:15:36 -03:00 committed by ameerj
parent d2e811db2e
commit bafe9e35a9

View File

@ -94,6 +94,10 @@ public:
return std::span{operands.data(), operands.size()}; return std::span{operands.data(), operands.size()};
} }
std::optional<spv::ImageOperandsMask> MaskOptional() const noexcept {
return mask != spv::ImageOperandsMask{} ? std::make_optional(mask) : std::nullopt;
}
spv::ImageOperandsMask Mask() const noexcept { spv::ImageOperandsMask Mask() const noexcept {
return mask; return mask;
} }
@ -318,7 +322,7 @@ Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value&
bias_lc, offset); bias_lc, offset);
return Emit(&EmitContext::OpImageSparseSampleImplicitLod, return Emit(&EmitContext::OpImageSparseSampleImplicitLod,
&EmitContext::OpImageSampleImplicitLod, ctx, inst, ctx.F32[4], &EmitContext::OpImageSampleImplicitLod, ctx, inst, ctx.F32[4],
Texture(ctx, info, index), coords, operands.Mask(), operands.Span()); Texture(ctx, info, index), coords, operands.MaskOptional(), operands.Span());
} else { } else {
// We can't use implicit lods on non-fragment stages on SPIR-V. Maxwell hardware behaves as // We can't use implicit lods on non-fragment stages on SPIR-V. Maxwell hardware behaves as
// if the lod was explicitly zero. This may change on Turing with implicit compute // if the lod was explicitly zero. This may change on Turing with implicit compute
@ -347,7 +351,7 @@ Id EmitImageSampleDrefImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
offset); offset);
return Emit(&EmitContext::OpImageSparseSampleDrefImplicitLod, return Emit(&EmitContext::OpImageSparseSampleDrefImplicitLod,
&EmitContext::OpImageSampleDrefImplicitLod, ctx, inst, ctx.F32[1], &EmitContext::OpImageSampleDrefImplicitLod, ctx, inst, ctx.F32[1],
Texture(ctx, info, index), coords, dref, operands.Mask(), operands.Span()); Texture(ctx, info, index), coords, dref, operands.MaskOptional(), operands.Span());
} }
Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
@ -365,7 +369,7 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
const ImageOperands operands(ctx, offset, offset2); const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst, return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst,
ctx.F32[4], Texture(ctx, info, index), coords, ctx.Const(info.gather_component), ctx.F32[4], Texture(ctx, info, index), coords, ctx.Const(info.gather_component),
operands.Mask(), operands.Span()); operands.MaskOptional(), operands.Span());
} }
Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
@ -373,7 +377,7 @@ Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
const auto info{inst->Flags<IR::TextureInstInfo>()}; const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, offset2); const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseDrefGather, &EmitContext::OpImageDrefGather, ctx, inst, return Emit(&EmitContext::OpImageSparseDrefGather, &EmitContext::OpImageDrefGather, ctx, inst,
ctx.F32[4], Texture(ctx, info, index), coords, dref, operands.Mask(), ctx.F32[4], Texture(ctx, info, index), coords, dref, operands.MaskOptional(),
operands.Span()); operands.Span());
} }
@ -385,7 +389,7 @@ Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id c
} }
const ImageOperands operands(offset, lod, ms); const ImageOperands operands(offset, lod, ms);
return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4], return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4],
TextureImage(ctx, info, index), coords, operands.Mask(), operands.Span()); TextureImage(ctx, info, index), coords, operands.MaskOptional(), operands.Span());
} }
Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id lod) { Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id lod) {