mirror of
https://github.com/KytyPS5/KytyPS5.git
synced 2026-10-20 10:56:58 +02:00
nmzik
66 lines
2.7 KiB
C++
66 lines
2.7 KiB
C++
#include "graphics/shader/recompiler/frontend/translate/Translator.h"
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namespace Libs::Graphics::ShaderRecompiler::Frontend {
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void Translator::EmitCompareResult(const Decoder::Instruction& inst, IR::U1 value, bool scalar,
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bool cmpx) {
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if (scalar) {
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ir.SetScc(value);
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return;
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}
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const auto masked = ir.LogicalAnd(ir.GetExec(), value);
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if (cmpx) {
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const auto mask = BallotMask(masked);
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ir.SetExec(masked);
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ir.SetExecLo(mask[0]);
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ir.SetExecHi(mask[1]);
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return;
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}
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WriteMask(inst.dst, masked);
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}
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void Translator::EmitCompareConstant(const Decoder::Instruction& inst, bool value, bool scalar,
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bool cmpx) {
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EmitCompareResult(inst, IR::U1(IR::Value(value)), scalar, cmpx);
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}
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void Translator::EmitIntegerCompare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
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IR::Type type, bool scalar, bool cmpx) {
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const auto lhs = ReadOperand(inst.src0, type);
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const auto rhs = ReadOperand(inst.src1, type);
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EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {lhs, rhs})), scalar, cmpx);
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}
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void Translator::EmitInteger16Compare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
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bool signed_value, bool cmpx) {
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const auto lhs = ReadU16AsU32(inst.src0, signed_value);
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const auto rhs = ReadU16AsU32(inst.src1, signed_value);
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EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {lhs, rhs})), false, cmpx);
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}
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void Translator::EmitFloatCompare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
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bool half, bool cmpx) {
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const auto lhs =
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half ? IR::Value(ReadF16AsF32(inst.src0)) : ReadOperand(inst.src0, IR::Type::F32);
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const auto rhs =
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half ? IR::Value(ReadF16AsF32(inst.src1)) : ReadOperand(inst.src1, IR::Type::F32);
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EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {lhs, rhs})), false, cmpx);
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}
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void Translator::EmitFloatOrderedCompare(const Decoder::Instruction& inst, bool ordered) {
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const auto lhs = IR::F32(ReadOperand(inst.src0, IR::Type::F32));
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const auto rhs = IR::F32(ReadOperand(inst.src1, IR::Type::F32));
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const auto unordered = ir.LogicalOr(IR::U1(ir.Emit(IR::ValueOpcode::FPIsNan32, {lhs})),
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IR::U1(ir.Emit(IR::ValueOpcode::FPIsNan32, {rhs})));
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EmitCompareResult(inst, ordered ? ir.LogicalNot(unordered) : unordered, false, false);
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}
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void Translator::EmitFloatClassCompare(const Decoder::Instruction& inst, bool cmpx) {
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const auto value = ReadOperand(inst.src0, IR::Type::F32);
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const auto mask = ReadOperand(inst.src1, IR::Type::U32);
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EmitCompareResult(inst, IR::U1(ir.Emit(IR::ValueOpcode::FPCmpClass32, {value, mask})), false,
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cmpx);
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}
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} // namespace Libs::Graphics::ShaderRecompiler::Frontend
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