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shader: implement RDNA2 double-precision fractional part

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nmzik committed 2026-10-04 18:39:34 +04:00
1 parent 068d7621db
commit 284d58d1d5
8 files changed
+106 -4
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src/graphics/shader/recompiler/frontend/translate/Translate.cpp
+2 -1
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@@ -896,7 +896,8 @@ void IncludeInstructionVectorRegisters(const Decoder::Instruction& inst, uint32_
case Decoder::Opcode::V_FMA_F64: include_vector(inst.src2, 2u); [[fallthrough]];
case Decoder::Opcode::V_ADD_F64:
case Decoder::Opcode::V_MUL_F64: include_vector(inst.src1, 2u); [[fallthrough]];
case Decoder::Opcode::V_RCP_F64: include_vector(inst.dst, 2u); [[fallthrough]];
case Decoder::Opcode::V_RCP_F64:
case Decoder::Opcode::V_FRACT_F64: include_vector(inst.dst, 2u); [[fallthrough]];
case Decoder::Opcode::V_CVT_F32_F64: include_vector(inst.src0, 2u); break;
case Decoder::Opcode::V_CMP_EQ_F64:
case Decoder::Opcode::V_CMP_LE_F64:
src/graphics/shader/recompiler/frontend/translate/Vector.cpp
+1
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@@ -453,6 +453,7 @@ void Translator::EmitVector(const Decoder::Instruction& inst) {
case O::V_RCP_F64: return FloatUnary(inst, IR::ValueOpcode::FPRecip64);
case O::V_RCP_IFLAG_F32: return FloatUnary(inst, IR::ValueOpcode::FPRecipIFlag32);
case O::V_FRACT_F32: return FloatUnary(inst, IR::ValueOpcode::FPFract32);
case O::V_FRACT_F64: return FloatUnary(inst, IR::ValueOpcode::FPFract64);
case O::V_TRUNC_F32: return FloatUnary(inst, IR::ValueOpcode::FPTrunc32);
case O::V_CEIL_F32: return FloatUnary(inst, IR::ValueOpcode::FPCeil32);
case O::V_RNDNE_F32: return FloatUnary(inst, IR::ValueOpcode::FPRoundEven32);