shader_ir: Add predicate combiner helper

This commit is contained in:
ReinUsesLisp 2018-12-20 23:40:54 -03:00
parent bf07272695
commit a58abbcfc4
2 changed files with 15 additions and 0 deletions

View file

@ -309,6 +309,18 @@ Node ShaderIR::GetPredicateComparisonHalf(Tegra::Shader::PredCondition condition
return predicate;
}
OperationCode ShaderIR::GetPredicateCombiner(PredOperation operation) {
static const std::unordered_map<PredOperation, OperationCode> PredicateOperationTable = {
{PredOperation::And, OperationCode::LogicalAnd},
{PredOperation::Or, OperationCode::LogicalOr},
{PredOperation::Xor, OperationCode::LogicalXor},
};
const auto op = PredicateOperationTable.find(operation);
UNIMPLEMENTED_IF_MSG(op == PredicateOperationTable.end(), "Unknown predicate operation");
return op->second;
}
void ShaderIR::SetRegister(BasicBlock& bb, Register dest, Node src) {
bb.push_back(Operation(OperationCode::Assign, GetRegister(dest), src));
}

View file

@ -669,6 +669,9 @@ private:
Node GetPredicateComparisonHalf(Tegra::Shader::PredCondition condition,
const MetaHalfArithmetic& meta, Node op_a, Node op_b);
/// Returns a predicate combiner operation
OperationCode GetPredicateCombiner(Tegra::Shader::PredOperation operation);
template <typename... T>
inline Node Operation(OperationCode code, const T*... operands) {
return StoreNode(OperationNode(code, operands...));