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shader: Add IsTextureScaled opcode
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74efa57c1b
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@ -608,6 +608,14 @@ void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Re
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ctx.Add("STOREIM.{} {},{},{},{};", format, image, color, coord, type);
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}
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void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
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if (!index.IsImmediate()) {
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throw NotImplementedException("Non-constant texture rescaling");
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}
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UNIMPLEMENTED();
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ctx.Add("MOV.S {}.x,-1;", inst);
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}
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void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
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ScalarU32 value) {
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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,
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void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord);
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void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
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Register color);
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void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
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void EmitBindlessImageAtomicIAdd32(EmitContext&);
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void EmitBindlessImageAtomicSMin32(EmitContext&);
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void EmitBindlessImageAtomicUMin32(EmitContext&);
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@ -612,6 +612,14 @@ void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value
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value);
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}
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void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
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if (!index.IsImmediate()) {
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throw NotImplementedException("Non-constant texture rescaling");
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}
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UNIMPLEMENTED();
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ctx.AddU1("{}=true;", inst);
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}
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void EmitBindlessImageSampleImplicitLod(EmitContext&) {
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NotImplemented();
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}
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@ -630,6 +630,8 @@ void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
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std::string_view coords);
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void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
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std::string_view coords, std::string_view color);
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void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
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void EmitIsImageScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
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void EmitBindlessImageAtomicIAdd32(EmitContext&);
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void EmitBindlessImageAtomicSMin32(EmitContext&);
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void EmitBindlessImageAtomicUMin32(EmitContext&);
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@ -470,4 +470,8 @@ void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
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ctx.OpImageWrite(Image(ctx, index, info), coords, color);
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}
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Id EmitIsTextureScaled([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] const IR::Value& index) {
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return ctx.false_value;
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}
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} // namespace Shader::Backend::SPIRV
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@ -513,6 +513,7 @@ Id EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, I
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Id derivates, Id offset, Id lod_clamp);
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Id EmitImageRead(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords);
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void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id color);
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Id EmitIsTextureScaled(EmitContext& ctx, const IR::Value& index);
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Id EmitBindlessImageAtomicIAdd32(EmitContext&);
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Id EmitBindlessImageAtomicSMin32(EmitContext&);
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Id EmitBindlessImageAtomicUMin32(EmitContext&);
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@ -1946,6 +1946,10 @@ Value IREmitter::ImageAtomicExchange(const Value& handle, const Value& coords, c
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return Inst(op, Flags{info}, handle, coords, value);
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}
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U1 IREmitter::IsTextureScaled(const U32& index) {
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return Inst<U1>(Opcode::IsTextureScaled, index);
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}
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U1 IREmitter::VoteAll(const U1& value) {
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return Inst<U1>(Opcode::VoteAll, value);
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}
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@ -359,6 +359,9 @@ public:
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TextureInstInfo info);
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[[nodiscard]] Value ImageAtomicExchange(const Value& handle, const Value& coords,
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const Value& value, TextureInstInfo info);
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[[nodiscard]] U1 IsTextureScaled(const U32& index);
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[[nodiscard]] U1 VoteAll(const U1& value);
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[[nodiscard]] U1 VoteAny(const U1& value);
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[[nodiscard]] U1 VoteEqual(const U1& value);
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@ -493,6 +493,8 @@ OPCODE(ImageGradient, F32x4, Opaq
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OPCODE(ImageRead, U32x4, Opaque, Opaque, )
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OPCODE(ImageWrite, Void, Opaque, Opaque, U32x4, )
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OPCODE(IsTextureScaled, U1, U32, )
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// Atomic Image operations
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OPCODE(BindlessImageAtomicIAdd32, U32, U32, Opaque, U32, )
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@ -431,6 +431,7 @@ void VisitUsages(Info& info, IR::Inst& inst) {
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info.uses_is_helper_invocation = true;
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break;
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case IR::Opcode::ResolutionDownFactor:
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case IR::Opcode::IsTextureScaled:
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info.uses_rescaling_uniform = true;
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break;
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case IR::Opcode::LaneId:
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