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shader: Implement LOP32I

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This commit is contained in:
ReinUsesLisp 2021-03-19 20:28:26 -03:00 committed by ameerj
parent 260743f371
commit eeb1efa2d2
2 changed files with 45 additions and 18 deletions
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59
src/shader_recompiler/frontend/maxwell/translate/impl/logic_operation.cpp
View file

@ -32,34 +32,51 @@ enum class LogicalOp : u64 {
}
}
void LOP(TranslatorVisitor& v, u64 insn, IR::U32 op_b) {
void LOP(TranslatorVisitor& v, u64 insn, IR::U32 op_b, bool x, bool cc, bool inv_a, bool inv_b,
LogicalOp bit_op, std::optional<PredicateOp> pred_op = std::nullopt,
IR::Pred dest_pred = IR::Pred::PT) {
union {
u64 insn;
BitField<0, 8, IR::Reg> dest_reg;
BitField<8, 8, IR::Reg> src_reg;
BitField<39, 1, u64> neg_a;
BitField<40, 1, u64> neg_b;
BitField<41, 2, LogicalOp> bit_op;
BitField<43, 1, u64> x;
BitField<44, 2, PredicateOp> pred_op;
BitField<48, 3, IR::Pred> pred;
} const lop{insn};
if (lop.x != 0) {
throw NotImplementedException("LOP X");
if (x) {
throw NotImplementedException("X");
}
if (cc) {
throw NotImplementedException("CC");
}
IR::U32 op_a{v.X(lop.src_reg)};
if (lop.neg_a != 0) {
if (inv_a != 0) {
op_a = v.ir.BitwiseNot(op_a);
}
if (lop.neg_b != 0) {
if (inv_b != 0) {
op_b = v.ir.BitwiseNot(op_b);
}
const IR::U32 result{LogicalOperation(v.ir, op_a, op_b, lop.bit_op)};
const IR::U1 pred_result{PredicateOperation(v.ir, result, lop.pred_op)};
const IR::U32 result{LogicalOperation(v.ir, op_a, op_b, bit_op)};
if (pred_op) {
const IR::U1 pred_result{PredicateOperation(v.ir, result, *pred_op)};
v.ir.SetPred(dest_pred, pred_result);
}
v.X(lop.dest_reg, result);
v.ir.SetPred(lop.pred, pred_result);
}
void LOP(TranslatorVisitor& v, u64 insn, const IR::U32& op_b) {
union {
u64 insn;
BitField<39, 1, u64> inv_a;
BitField<40, 1, u64> inv_b;
BitField<41, 2, LogicalOp> bit_op;
BitField<43, 1, u64> x;
BitField<44, 2, PredicateOp> pred_op;
BitField<47, 1, u64> cc;
BitField<48, 3, IR::Pred> dest_pred;
} const lop{insn};
LOP(v, insn, op_b, lop.x != 0, lop.cc != 0, lop.inv_a != 0, lop.inv_b != 0, lop.bit_op,
lop.pred_op, lop.dest_pred);
}
} // Anonymous namespace
@ -74,4 +91,18 @@ void TranslatorVisitor::LOP_cbuf(u64 insn) {
void TranslatorVisitor::LOP_imm(u64 insn) {
LOP(*this, insn, GetImm20(insn));
}
void TranslatorVisitor::LOP32I(u64 insn) {
union {
u64 raw;
BitField<53, 2, LogicalOp> bit_op;
BitField<57, 1, u64> x;
BitField<52, 1, u64> cc;
BitField<55, 1, u64> inv_a;
BitField<56, 1, u64> inv_b;
} const lop32i{insn};
LOP(*this, insn, GetImm32(insn), lop32i.x != 0, lop32i.cc != 0, lop32i.inv_a != 0,
lop32i.inv_b != 0, lop32i.bit_op);
}
} // namespace Shader::Maxwell

4
src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
View file

@ -357,10 +357,6 @@ void TranslatorVisitor::LONGJMP(u64) {
ThrowNotImplemented(Opcode::LONGJMP);
}
void TranslatorVisitor::LOP32I(u64) {
ThrowNotImplemented(Opcode::LOP32I);
}
void TranslatorVisitor::MEMBAR(u64) {
ThrowNotImplemented(Opcode::MEMBAR);
}