shader: Add IR opcode for ImageFetch

This commit is contained in:
FernandoS27 2021-03-26 19:24:50 +01:00 committed by ameerj
parent 742d11c2ad
commit b5db38f50e
7 changed files with 55 additions and 5 deletions

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@ -343,12 +343,14 @@ Id EmitBindlessImageSampleDrefImplicitLod(EmitContext&);
Id EmitBindlessImageSampleDrefExplicitLod(EmitContext&); Id EmitBindlessImageSampleDrefExplicitLod(EmitContext&);
Id EmitBindlessImageGather(EmitContext&); Id EmitBindlessImageGather(EmitContext&);
Id EmitBindlessImageGatherDref(EmitContext&); Id EmitBindlessImageGatherDref(EmitContext&);
Id EmitBindlessImageFetch(EmitContext&);
Id EmitBoundImageSampleImplicitLod(EmitContext&); Id EmitBoundImageSampleImplicitLod(EmitContext&);
Id EmitBoundImageSampleExplicitLod(EmitContext&); Id EmitBoundImageSampleExplicitLod(EmitContext&);
Id EmitBoundImageSampleDrefImplicitLod(EmitContext&); Id EmitBoundImageSampleDrefImplicitLod(EmitContext&);
Id EmitBoundImageSampleDrefExplicitLod(EmitContext&); Id EmitBoundImageSampleDrefExplicitLod(EmitContext&);
Id EmitBoundImageGather(EmitContext&); Id EmitBoundImageGather(EmitContext&);
Id EmitBoundImageGatherDref(EmitContext&); Id EmitBoundImageGatherDref(EmitContext&);
Id EmitBoundImageFetch(EmitContext&);
Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
Id bias_lc, Id offset); Id bias_lc, Id offset);
Id EmitImageSampleExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id EmitImageSampleExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
@ -361,6 +363,8 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
Id offset2); Id offset2);
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,
Id offset, Id offset2, Id dref); Id offset, Id offset2, Id dref);
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id lod, Id ms);
Id EmitVoteAll(EmitContext& ctx, Id pred); Id EmitVoteAll(EmitContext& ctx, Id pred);
Id EmitVoteAny(EmitContext& ctx, Id pred); Id EmitVoteAny(EmitContext& ctx, Id pred);
Id EmitVoteEqual(EmitContext& ctx, Id pred); Id EmitVoteEqual(EmitContext& ctx, Id pred);

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@ -170,7 +170,7 @@ Id EmitCompositeConstructArrayU32x2(EmitContext& ctx, IR::Inst* inst, Id e1, Id
return ctx.ConstantComposite(ctx.array_U32x2, e1, e2, e3, e4); return ctx.ConstantComposite(ctx.array_U32x2, e1, e2, e3, e4);
} }
if (ctx.profile.support_variadic_ptp) { if (ctx.profile.support_variadic_ptp) {
return OpCompositeConstruct(ctx.array_U32x2, e1, e2, e3, e4); return ctx.OpCompositeConstruct(ctx.array_U32x2, e1, e2, e3, e4);
} }
return {}; return {};
} }

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@ -39,6 +39,18 @@ public:
} }
} }
explicit ImageOperands([[maybe_unused]] EmitContext& ctx, Id offset, Id lod, Id ms) {
if (Sirit::ValidId(lod)) {
Add(spv::ImageOperandsMask::Lod, lod);
}
if (Sirit::ValidId(offset)) {
Add(spv::ImageOperandsMask::Offset, offset);
}
if (Sirit::ValidId(ms)) {
Add(spv::ImageOperandsMask::Sample, ms);
}
}
void Add(spv::ImageOperandsMask new_mask, Id value) { void Add(spv::ImageOperandsMask new_mask, Id value) {
mask = static_cast<spv::ImageOperandsMask>(static_cast<unsigned>(mask) | mask = static_cast<spv::ImageOperandsMask>(static_cast<unsigned>(mask) |
static_cast<unsigned>(new_mask)); static_cast<unsigned>(new_mask));
@ -115,6 +127,10 @@ Id EmitBindlessImageGatherDref(EmitContext&) {
throw LogicError("Unreachable instruction"); throw LogicError("Unreachable instruction");
} }
Id EmitBindlessImageFetch(EmitContext&) {
throw LogicError("Unreachable instruction");
}
Id EmitBoundImageSampleImplicitLod(EmitContext&) { Id EmitBoundImageSampleImplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction"); throw LogicError("Unreachable instruction");
} }
@ -139,6 +155,10 @@ Id EmitBoundImageGatherDref(EmitContext&) {
throw LogicError("Unreachable instruction"); throw LogicError("Unreachable instruction");
} }
Id EmitBoundImageFetch(EmitContext&) {
throw LogicError("Unreachable instruction");
}
Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
Id bias_lc, Id offset) { Id bias_lc, Id offset) {
const auto info{inst->Flags<IR::TextureInstInfo>()}; const auto info{inst->Flags<IR::TextureInstInfo>()};
@ -178,7 +198,7 @@ Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
} }
Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset, Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
[[maybe_unused]] Id offset2) { Id offset2) {
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::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst, return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst,
@ -188,11 +208,19 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
} }
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,
Id offset, [[maybe_unused]] Id offset2, Id dref) { Id offset, Id offset2, Id dref) {
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, index), coords, dref, operands.Mask(), operands.Span()); ctx.F32[4], Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
} }
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id lod, Id ms) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, lod, ms);
return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4],
Texture(ctx, index), coords, operands.Mask(), operands.Span());
}
} // namespace Shader::Backend::SPIRV } // namespace Shader::Backend::SPIRV

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@ -1491,6 +1491,12 @@ Value IREmitter::ImageGatherDref(const Value& handle, const Value& coords, const
return Inst(op, Flags{info}, handle, coords, offset, offset2, dref); return Inst(op, Flags{info}, handle, coords, offset, offset2, dref);
} }
Value IREmitter::ImageFetch(const Value& handle, const Value& coords, const Value& offset,
const U32& lod, const U32& multisampling, TextureInstInfo info) {
const Opcode op{handle.IsImmediate() ? Opcode::BoundImageFetch : Opcode::BindlessImageFetch};
return Inst(op, Flags{info}, handle, coords, offset, lod, multisampling);
}
U1 IREmitter::VoteAll(const U1& value) { U1 IREmitter::VoteAll(const U1& value) {
return Inst<U1>(Opcode::VoteAll, value); return Inst<U1>(Opcode::VoteAll, value);
} }

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@ -243,8 +243,12 @@ public:
[[nodiscard]] Value ImageGather(const Value& handle, const Value& coords, const Value& offset, [[nodiscard]] Value ImageGather(const Value& handle, const Value& coords, const Value& offset,
const Value& offset2, TextureInstInfo info); const Value& offset2, TextureInstInfo info);
[[nodiscard]] Value ImageGatherDref(const Value& handle, const Value& coords, const Value& offset, [[nodiscard]] Value ImageGatherDref(const Value& handle, const Value& coords,
const Value& offset2, const F32& dref, TextureInstInfo info); const Value& offset, const Value& offset2, const F32& dref,
TextureInstInfo info);
[[nodiscard]] Value ImageFetch(const Value& handle, const Value& coords, const Value& offset,
const U32& lod, const U32& multisampling, TextureInstInfo info);
[[nodiscard]] U1 VoteAll(const U1& value); [[nodiscard]] U1 VoteAll(const U1& value);
[[nodiscard]] U1 VoteAny(const U1& value); [[nodiscard]] U1 VoteAny(const U1& value);

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@ -356,6 +356,7 @@ OPCODE(BindlessImageSampleDrefImplicitLod, F32, U32,
OPCODE(BindlessImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, ) OPCODE(BindlessImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, )
OPCODE(BindlessImageGather, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(BindlessImageGather, F32x4, U32, Opaque, Opaque, Opaque, )
OPCODE(BindlessImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, ) OPCODE(BindlessImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, )
OPCODE(BindlessImageFetch, F32x4, U32, Opaque, U32, U32, )
OPCODE(BoundImageSampleImplicitLod, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(BoundImageSampleImplicitLod, F32x4, U32, Opaque, Opaque, Opaque, )
OPCODE(BoundImageSampleExplicitLod, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(BoundImageSampleExplicitLod, F32x4, U32, Opaque, Opaque, Opaque, )
@ -363,6 +364,7 @@ OPCODE(BoundImageSampleDrefImplicitLod, F32, U32,
OPCODE(BoundImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, ) OPCODE(BoundImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, )
OPCODE(BoundImageGather, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(BoundImageGather, F32x4, U32, Opaque, Opaque, Opaque, )
OPCODE(BoundImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, ) OPCODE(BoundImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, )
OPCODE(BoundImageFetch, F32x4, U32, Opaque, U32, U32, )
OPCODE(ImageSampleImplicitLod, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(ImageSampleImplicitLod, F32x4, U32, Opaque, Opaque, Opaque, )
OPCODE(ImageSampleExplicitLod, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(ImageSampleExplicitLod, F32x4, U32, Opaque, Opaque, Opaque, )
@ -370,6 +372,7 @@ OPCODE(ImageSampleDrefImplicitLod, F32, U32,
OPCODE(ImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, ) OPCODE(ImageSampleDrefExplicitLod, F32, U32, Opaque, F32, Opaque, Opaque, )
OPCODE(ImageGather, F32x4, U32, Opaque, Opaque, Opaque, ) OPCODE(ImageGather, F32x4, U32, Opaque, Opaque, Opaque, )
OPCODE(ImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, ) OPCODE(ImageGatherDref, F32x4, U32, Opaque, Opaque, Opaque, F32, )
OPCODE(ImageFetch, F32x4, U32, Opaque, U32, U32, )
// Warp operations // Warp operations
OPCODE(VoteAll, U1, U1, ) OPCODE(VoteAll, U1, U1, )

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@ -51,6 +51,9 @@ IR::Opcode IndexedInstruction(const IR::Inst& inst) {
case IR::Opcode::BindlessImageGatherDref: case IR::Opcode::BindlessImageGatherDref:
case IR::Opcode::BoundImageGatherDref: case IR::Opcode::BoundImageGatherDref:
return IR::Opcode::ImageGatherDref; return IR::Opcode::ImageGatherDref;
case IR::Opcode::BindlessImageFetch:
case IR::Opcode::BoundImageFetch:
return IR::Opcode::ImageFetch;
default: default:
return IR::Opcode::Void; return IR::Opcode::Void;
} }
@ -64,6 +67,7 @@ bool IsBindless(const IR::Inst& inst) {
case IR::Opcode::BindlessImageSampleDrefExplicitLod: case IR::Opcode::BindlessImageSampleDrefExplicitLod:
case IR::Opcode::BindlessImageGather: case IR::Opcode::BindlessImageGather:
case IR::Opcode::BindlessImageGatherDref: case IR::Opcode::BindlessImageGatherDref:
case IR::Opcode::BindlessImageFetch:
return true; return true;
case IR::Opcode::BoundImageSampleImplicitLod: case IR::Opcode::BoundImageSampleImplicitLod:
case IR::Opcode::BoundImageSampleExplicitLod: case IR::Opcode::BoundImageSampleExplicitLod:
@ -71,6 +75,7 @@ bool IsBindless(const IR::Inst& inst) {
case IR::Opcode::BoundImageSampleDrefExplicitLod: case IR::Opcode::BoundImageSampleDrefExplicitLod:
case IR::Opcode::BoundImageGather: case IR::Opcode::BoundImageGather:
case IR::Opcode::BoundImageGatherDref: case IR::Opcode::BoundImageGatherDref:
case IR::Opcode::BoundImageFetch:
return false; return false;
default: default:
throw InvalidArgument("Invalid opcode {}", inst.Opcode()); throw InvalidArgument("Invalid opcode {}", inst.Opcode());