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shader/arithmetic: Implement FCMP immediate + register variant 

Trivially add the encoding for this.
master
ReinUsesLisp 2020-10-28 17:05:41 +07:00
parent 725fcbb368
commit 44b552be71
2 changed files with 4 additions and 1 deletions
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2
src/video_core/engines/shader_bytecode.h
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@ -1893,6 +1893,7 @@ public:
ICMP_IMM,
FCMP_RR,
FCMP_RC,
FCMP_IMMR,
MUFU, // Multi-Function Operator
RRO_C, // Range Reduction Operator
RRO_R,
@ -2205,6 +2206,7 @@ private:
INST("0111110-0-------", Id::HSET2_IMM, Type::HalfSet, "HSET2_IMM"),
INST("010110111010----", Id::FCMP_RR, Type::Arithmetic, "FCMP_RR"),
INST("010010111010----", Id::FCMP_RC, Type::Arithmetic, "FCMP_RC"),
INST("0011011-1010----", Id::FCMP_IMMR, Type::Arithmetic, "FCMP_IMMR"),
INST("0101000010000---", Id::MUFU, Type::Arithmetic, "MUFU"),
INST("0100110010010---", Id::RRO_C, Type::Arithmetic, "RRO_C"),
INST("0101110010010---", Id::RRO_R, Type::Arithmetic, "RRO_R"),

3
src/video_core/shader/decode/arithmetic.cpp
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@ -137,7 +137,8 @@ u32 ShaderIR::DecodeArithmetic(NodeBlock& bb, u32 pc) {
break;
}
case OpCode::Id::FCMP_RR:
case OpCode::Id::FCMP_RC: {
case OpCode::Id::FCMP_RC:
case OpCode::Id::FCMP_IMMR: {
UNIMPLEMENTED_IF(instr.fcmp.ftz == 0);
Node op_c = GetRegister(instr.gpr39);
Node comp = GetPredicateComparisonFloat(instr.fcmp.cond, std::move(op_c), Immediate(0.0f));