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Update vector_memory.cpp

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DanielSvoboda 2024-07-28 14:40:59 -03:00 • committed by GitHub
parent 5f93037aeb
commit 8c3eb0f4f7
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59
src/shader_recompiler/frontend/translate/vector_memory.cpp
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@ -381,4 +381,63 @@ void Translator::IMAGE_ATOMIC(AtomicOp op, const GcnInst& inst) {
}
}
void Translator::BUFFER_ATOMIC(AtomicOp op, const GcnInst& inst) {
const auto& mtbuf = inst.control.mtbuf;
IR::VectorReg val_reg{inst.dst[0].code};
IR::VectorReg addr_reg{inst.src[0].code};
const IR::ScalarReg sharp_reg{inst.src[2].code * 4};
// Load the value to be used in the atomic operation
const IR::Value value = ir.GetVectorReg(val_reg);
// Construct the address value
const IR::Value address = [&] -> IR::Value {
if (mtbuf.idxen && mtbuf.offen) {
return ir.CompositeConstruct(ir.GetVectorReg(addr_reg), ir.GetVectorReg(addr_reg + 1));
}
if (mtbuf.idxen || mtbuf.offen) {
return ir.GetVectorReg(addr_reg);
}
return {};
}();
// Construct the handle
const IR::Value handle = ir.GetScalarReg(sharp_reg);
// Perform the atomic operation
const IR::Value prev = [&] {
switch (op) {
case AtomicOp::Swap:
return ir.ImageAtomicExchange(handle, address, value, {});
case AtomicOp::Add:
return ir.ImageAtomicIAdd(handle, address, value, {});
case AtomicOp::Smin:
return ir.ImageAtomicIMin(handle, address, value, true, {});
case AtomicOp::Umin:
return ir.ImageAtomicUMin(handle, address, value, {});
case AtomicOp::Smax:
return ir.ImageAtomicIMax(handle, address, value, true, {});
case AtomicOp::Umax:
return ir.ImageAtomicUMax(handle, address, value, {});
case AtomicOp::And:
return ir.ImageAtomicAnd(handle, address, value, {});
case AtomicOp::Or:
return ir.ImageAtomicOr(handle, address, value, {});
case AtomicOp::Xor:
return ir.ImageAtomicXor(handle, address, value, {});
case AtomicOp::Inc:
return ir.ImageAtomicInc(handle, address, value, {});
case AtomicOp::Dec:
return ir.ImageAtomicDec(handle, address, value, {});
default:
UNREACHABLE();
}
}();
// Store the result if Global L2 Cache (GLC) is enabled
if (mtbuf.glc) {
ir.SetVectorReg(val_reg, IR::U32{prev});
}
}
} // namespace Shader::Gcn