gl_shader_decompiler: Implement VSETP
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@ -1246,6 +1246,7 @@ public:
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OUT_R, // Emit vertex/primitive
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ISBERD,
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VMAD,
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VSETP,
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FFMA_IMM, // Fused Multiply and Add
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FFMA_CR,
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FFMA_RC,
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@ -1501,6 +1502,7 @@ private:
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INST("1111101111100---", Id::OUT_R, Type::Trivial, "OUT_R"),
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INST("1110111111010---", Id::ISBERD, Type::Trivial, "ISBERD"),
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INST("01011111--------", Id::VMAD, Type::Trivial, "VMAD"),
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INST("0101000011110---", Id::VSETP, Type::Trivial, "VSETP"),
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INST("0011001-1-------", Id::FFMA_IMM, Type::Ffma, "FFMA_IMM"),
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INST("010010011-------", Id::FFMA_CR, Type::Ffma, "FFMA_CR"),
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INST("010100011-------", Id::FFMA_RC, Type::Ffma, "FFMA_RC"),
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@ -3362,6 +3362,30 @@ private:
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instr.vmad.cc);
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break;
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}
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case OpCode::Id::VSETP: {
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const std::string op_a = GetVideoOperandA(instr);
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const std::string op_b = GetVideoOperandB(instr);
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// We can't use the constant predicate as destination.
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ASSERT(instr.vsetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
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const std::string second_pred = GetPredicateCondition(instr.vsetp.pred39, false);
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const std::string combiner = GetPredicateCombiner(instr.vsetp.op);
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const std::string predicate = GetPredicateComparison(instr.vsetp.cond, op_a, op_b);
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// Set the primary predicate to the result of Predicate OP SecondPredicate
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SetPredicate(instr.vsetp.pred3,
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'(' + predicate + ") " + combiner + " (" + second_pred + ')');
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if (instr.vsetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
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// Set the secondary predicate to the result of !Predicate OP SecondPredicate,
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// if enabled
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SetPredicate(instr.vsetp.pred0,
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"!(" + predicate + ") " + combiner + " (" + second_pred + ')');
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}
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break;
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}
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default: {
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LOG_CRITICAL(HW_GPU, "Unhandled instruction: {}", opcode->GetName());
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UNREACHABLE();
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