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shader: complete signed 64-bit integer comparisons

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This commit is contained in:
TheCruZ
2026-10-10 03:35:20 +02:00
parent 93452b24e3
commit d247d3d60c
8 changed files with 218 additions and 70 deletions
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src/graphics/shader/recompiler/frontend/translate/Compare.cpp
+9 -3
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@@ -1,6 +1,7 @@
#include "graphics/shader/recompiler/frontend/translate/Translator.h"
#include <bit>
#include <utility>
namespace Libs::Graphics::ShaderRecompiler::Frontend {
@@ -27,7 +28,8 @@ void Translator::EmitCompareConstant(const Decoder::Instruction& inst, bool valu
}
void Translator::EmitIntegerCompare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
IR::Type type, bool scalar, bool cmpx) {
IR::Type type, bool scalar, bool cmpx, bool swap_operands) {
// The equality compares share their IR opcode with the unsigned ones.
const bool signed_64 = opcode == IR::ValueOpcode::SLessThan64 ||
opcode == IR::ValueOpcode::SLessThanEqual64 ||
inst.opcode == Decoder::Opcode::V_CMP_EQ_I64 ||
@@ -42,8 +44,12 @@ void Translator::EmitIntegerCompare(const Decoder::Instruction& inst, IR::ValueO
}
return ReadOperand(operand, type);
};
EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {read(inst.src0), read(inst.src1)})), scalar,
cmpx);
auto lhs = read(inst.src0);
auto rhs = read(inst.src1);
if (swap_operands) {
std::swap(lhs, rhs);
}
EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {lhs, rhs})), scalar, cmpx);
}
void Translator::EmitInteger16Compare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,