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shader/half_set_predicate: Implement missing HSETP2 variants

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This commit is contained in:
ReinUsesLisp 2019-05-14 17:16:23 -03:00
parent 5d369112d9
commit 6c4985edc9
2 changed files with 49 additions and 19 deletions
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42
src/video_core/shader/decode/half_set_predicate.cpp
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@ -23,17 +23,33 @@ u32 ShaderIR::DecodeHalfSetPredicate(NodeBlock& bb, u32 pc) {
Node op_a = UnpackHalfFloat(GetRegister(instr.gpr8), instr.hsetp2.type_a);
op_a = GetOperandAbsNegHalf(op_a, instr.hsetp2.abs_a, instr.hsetp2.negate_a);
Node op_b = [&]() {
switch (opcode->get().GetId()) {
case OpCode::Id::HSETP2_R:
return GetOperandAbsNegHalf(GetRegister(instr.gpr20), instr.hsetp2.abs_a,
instr.hsetp2.negate_b);
default:
UNREACHABLE();
return Immediate(0);
}
}();
op_b = UnpackHalfFloat(op_b, instr.hsetp2.type_b);
Tegra::Shader::PredCondition cond{};
bool h_and{};
Node op_b{};
switch (opcode->get().GetId()) {
case OpCode::Id::HSETP2_C:
cond = instr.hsetp2.cbuf_and_imm.cond;
h_and = instr.hsetp2.cbuf_and_imm.h_and;
op_b = GetOperandAbsNegHalf(GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
instr.hsetp2.cbuf.abs_b, instr.hsetp2.cbuf.negate_b);
break;
case OpCode::Id::HSETP2_IMM:
cond = instr.hsetp2.cbuf_and_imm.cond;
h_and = instr.hsetp2.cbuf_and_imm.h_and;
op_b = UnpackHalfImmediate(instr, true);
break;
case OpCode::Id::HSETP2_R:
cond = instr.hsetp2.reg.cond;
h_and = instr.hsetp2.reg.h_and;
op_b =
UnpackHalfFloat(GetOperandAbsNegHalf(GetRegister(instr.gpr20), instr.hsetp2.reg.abs_b,
instr.hsetp2.reg.negate_b),
instr.hsetp2.reg.type_b);
break;
default:
UNREACHABLE();
op_b = Immediate(0);
}
// We can't use the constant predicate as destination.
ASSERT(instr.hsetp2.pred3 != static_cast<u64>(Pred::UnusedIndex));
@ -42,9 +58,9 @@ u32 ShaderIR::DecodeHalfSetPredicate(NodeBlock& bb, u32 pc) {
const OperationCode combiner = GetPredicateCombiner(instr.hsetp2.op);
const OperationCode pair_combiner =
instr.hsetp2.h_and ? OperationCode::LogicalAll2 : OperationCode::LogicalAny2;
h_and ? OperationCode::LogicalAll2 : OperationCode::LogicalAny2;
const Node comparison = GetPredicateComparisonHalf(instr.hsetp2.cond, op_a, op_b);
const Node comparison = GetPredicateComparisonHalf(cond, op_a, op_b);
const Node first_pred = Operation(pair_combiner, comparison);
// Set the primary predicate to the result of Predicate OP SecondPredicate