shader: Add IsTextureScaled opcode

This commit is contained in:
ReinUsesLisp 2021-07-25 22:04:53 -03:00 committed by Fernando Sahmkow
parent 74efa57c1b
commit c15332c44f
10 changed files with 34 additions and 0 deletions

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@ -608,6 +608,14 @@ void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Re
ctx.Add("STOREIM.{} {},{},{},{};", format, image, color, coord, type);
}
void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
if (!index.IsImmediate()) {
throw NotImplementedException("Non-constant texture rescaling");
}
UNIMPLEMENTED();
ctx.Add("MOV.S {}.x,-1;", inst);
}
void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
ScalarU32 value) {
ImageAtomic(ctx, inst, index, coord, value, "ADD.U32");

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@ -556,6 +556,7 @@ void EmitImageGradient(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord);
void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
Register color);
void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
void EmitBindlessImageAtomicIAdd32(EmitContext&);
void EmitBindlessImageAtomicSMin32(EmitContext&);
void EmitBindlessImageAtomicUMin32(EmitContext&);

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@ -612,6 +612,14 @@ void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value
value);
}
void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
if (!index.IsImmediate()) {
throw NotImplementedException("Non-constant texture rescaling");
}
UNIMPLEMENTED();
ctx.AddU1("{}=true;", inst);
}
void EmitBindlessImageSampleImplicitLod(EmitContext&) {
NotImplemented();
}

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@ -630,6 +630,8 @@ void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
std::string_view coords);
void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
std::string_view coords, std::string_view color);
void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
void EmitIsImageScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
void EmitBindlessImageAtomicIAdd32(EmitContext&);
void EmitBindlessImageAtomicSMin32(EmitContext&);
void EmitBindlessImageAtomicUMin32(EmitContext&);

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@ -470,4 +470,8 @@ void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
ctx.OpImageWrite(Image(ctx, index, info), coords, color);
}
Id EmitIsTextureScaled([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] const IR::Value& index) {
return ctx.false_value;
}
} // namespace Shader::Backend::SPIRV

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@ -513,6 +513,7 @@ Id EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, I
Id derivates, Id offset, Id lod_clamp);
Id EmitImageRead(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords);
void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id color);
Id EmitIsTextureScaled(EmitContext& ctx, const IR::Value& index);
Id EmitBindlessImageAtomicIAdd32(EmitContext&);
Id EmitBindlessImageAtomicSMin32(EmitContext&);
Id EmitBindlessImageAtomicUMin32(EmitContext&);

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@ -1946,6 +1946,10 @@ Value IREmitter::ImageAtomicExchange(const Value& handle, const Value& coords, c
return Inst(op, Flags{info}, handle, coords, value);
}
U1 IREmitter::IsTextureScaled(const U32& index) {
return Inst<U1>(Opcode::IsTextureScaled, index);
}
U1 IREmitter::VoteAll(const U1& value) {
return Inst<U1>(Opcode::VoteAll, value);
}

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@ -359,6 +359,9 @@ public:
TextureInstInfo info);
[[nodiscard]] Value ImageAtomicExchange(const Value& handle, const Value& coords,
const Value& value, TextureInstInfo info);
[[nodiscard]] U1 IsTextureScaled(const U32& index);
[[nodiscard]] U1 VoteAll(const U1& value);
[[nodiscard]] U1 VoteAny(const U1& value);
[[nodiscard]] U1 VoteEqual(const U1& value);

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@ -493,6 +493,8 @@ OPCODE(ImageGradient, F32x4, Opaq
OPCODE(ImageRead, U32x4, Opaque, Opaque, )
OPCODE(ImageWrite, Void, Opaque, Opaque, U32x4, )
OPCODE(IsTextureScaled, U1, U32, )
// Atomic Image operations
OPCODE(BindlessImageAtomicIAdd32, U32, U32, Opaque, U32, )

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@ -431,6 +431,7 @@ void VisitUsages(Info& info, IR::Inst& inst) {
info.uses_is_helper_invocation = true;
break;
case IR::Opcode::ResolutionDownFactor:
case IR::Opcode::IsTextureScaled:
info.uses_rescaling_uniform = true;
break;
case IR::Opcode::LaneId: