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shader: port 64-bit ALU and atomic opcodes

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This commit is contained in:
Senaxx
2026-10-01 18:09:22 +04:00
committed by nmzik
parent 11001c97f7
commit 0d0b215fab
20 changed files with 687 additions and 49 deletions
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src/graphics/shader/recompiler/frontend/translate/Compare.cpp
+16 -3
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@@ -1,5 +1,7 @@
#include "graphics/shader/recompiler/frontend/translate/Translator.h"
#include <bit>
namespace Libs::Graphics::ShaderRecompiler::Frontend {
void Translator::EmitCompareResult(const Decoder::Instruction& inst, IR::U1 value, bool scalar,
@@ -26,9 +28,20 @@ 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) {
const auto lhs = ReadOperand(inst.src0, type);
const auto rhs = ReadOperand(inst.src1, type);
EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {lhs, rhs})), scalar, cmpx);
const bool signed_64 = opcode == IR::ValueOpcode::SLessThan64 ||
opcode == IR::ValueOpcode::SLessThanEqual64 ||
inst.opcode == Decoder::Opcode::V_CMP_EQ_I64 ||
inst.opcode == Decoder::Opcode::V_CMPX_NE_I64;
const auto read = [&](const Decoder::Operand& operand) {
// RDNA2 expands signed 64-bit integer literals by sign extension.
if (signed_64 && operand.kind == Decoder::OperandKind::LiteralConstant) {
return IR::Value(static_cast<uint64_t>(
static_cast<int64_t>(std::bit_cast<int32_t>(operand.value))));
}
return ReadOperand(operand, type);
};
EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {read(inst.src0), read(inst.src1)})), scalar,
cmpx);
}
void Translator::EmitInteger16Compare(const Decoder::Instruction& inst, IR::ValueOpcode opcode,