diff options
| -rw-r--r-- | src/video_core/shader/decode/predicate_set_predicate.cpp | 51 |
1 files changed, 37 insertions, 14 deletions
diff --git a/src/video_core/shader/decode/predicate_set_predicate.cpp b/src/video_core/shader/decode/predicate_set_predicate.cpp index 24352170d..6ea6daceb 100644 --- a/src/video_core/shader/decode/predicate_set_predicate.cpp +++ b/src/video_core/shader/decode/predicate_set_predicate.cpp @@ -17,25 +17,48 @@ u32 ShaderIR::DecodePredicateSetPredicate(BasicBlock& bb, u32 pc) { const Instruction instr = {program_code[pc]}; const auto opcode = OpCode::Decode(instr); - const Node op_a = GetPredicate(instr.psetp.pred12, instr.psetp.neg_pred12 != 0); - const Node op_b = GetPredicate(instr.psetp.pred29, instr.psetp.neg_pred29 != 0); + switch (opcode->get().GetId()) { + case OpCode::Id::PSETP: { + const Node op_a = GetPredicate(instr.psetp.pred12, instr.psetp.neg_pred12 != 0); + const Node op_b = GetPredicate(instr.psetp.pred29, instr.psetp.neg_pred29 != 0); - // We can't use the constant predicate as destination. - ASSERT(instr.psetp.pred3 != static_cast<u64>(Pred::UnusedIndex)); + // We can't use the constant predicate as destination. + ASSERT(instr.psetp.pred3 != static_cast<u64>(Pred::UnusedIndex)); - const Node second_pred = GetPredicate(instr.psetp.pred39, instr.psetp.neg_pred39 != 0); + const Node second_pred = GetPredicate(instr.psetp.pred39, instr.psetp.neg_pred39 != 0); - const OperationCode combiner = GetPredicateCombiner(instr.psetp.op); - const Node predicate = Operation(combiner, op_a, op_b); + const OperationCode combiner = GetPredicateCombiner(instr.psetp.op); + const Node predicate = Operation(combiner, op_a, op_b); - // Set the primary predicate to the result of Predicate OP SecondPredicate - SetPredicate(bb, instr.psetp.pred3, Operation(combiner, predicate, second_pred)); + // Set the primary predicate to the result of Predicate OP SecondPredicate + SetPredicate(bb, instr.psetp.pred3, Operation(combiner, predicate, second_pred)); - if (instr.psetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) { - // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if enabled - SetPredicate( - bb, instr.psetp.pred0, - Operation(combiner, Operation(OperationCode::LogicalNegate, predicate), second_pred)); + if (instr.psetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) { + // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if + // enabled + SetPredicate(bb, instr.psetp.pred0, + Operation(combiner, Operation(OperationCode::LogicalNegate, predicate), + second_pred)); + } + break; + } + case OpCode::Id::CSETP: { + const Node pred = GetPredicate(instr.csetp.pred39, instr.csetp.neg_pred39 != 0); + const Node condition_code = GetConditionCode(instr.csetp.cc); + + const OperationCode combiner = GetPredicateCombiner(instr.csetp.op); + + if (instr.csetp.pred3 != static_cast<u64>(Pred::UnusedIndex)) { + SetPredicate(bb, instr.csetp.pred3, Operation(combiner, condition_code, pred)); + } + if (instr.csetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) { + const Node neg_cc = Operation(OperationCode::LogicalNegate, condition_code); + SetPredicate(bb, instr.csetp.pred0, Operation(combiner, neg_cc, pred)); + } + break; + } + default: + UNIMPLEMENTED_MSG("Unhandled predicate instruction: {}", opcode->get().GetName()); } return pc; |