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shader: Implement I2I SAT

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This commit is contained in:
ameerj 2021-03-27 23:01:28 -04:00
parent 3c758d9b53
commit dbc1e5cde7
6 changed files with 52 additions and 10 deletions
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8
src/shader_recompiler/frontend/ir/ir_emitter.cpp
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@ -1183,6 +1183,14 @@ U32 IREmitter::IMax(const U32& a, const U32& b, bool is_signed) {
return is_signed ? SMax(a, b) : UMax(a, b);
}
U32 IREmitter::SClamp(const U32& value, const U32& min, const U32& max) {
return Inst<U32>(Opcode::SClamp32, value, min, max);
}
U32 IREmitter::UClamp(const U32& value, const U32& min, const U32& max) {
return Inst<U32>(Opcode::UClamp32, value, min, max);
}
U1 IREmitter::ILessThan(const U32& lhs, const U32& rhs, bool is_signed) {
return Inst<U1>(is_signed ? Opcode::SLessThan : Opcode::ULessThan, lhs, rhs);
}

2
src/shader_recompiler/frontend/ir/ir_emitter.h
View file

@ -206,6 +206,8 @@ public:
[[nodiscard]] U32 SMax(const U32& a, const U32& b);
[[nodiscard]] U32 UMax(const U32& a, const U32& b);
[[nodiscard]] U32 IMax(const U32& a, const U32& b, bool is_signed);
[[nodiscard]] U32 SClamp(const U32& value, const U32& min, const U32& max);
[[nodiscard]] U32 UClamp(const U32& value, const U32& min, const U32& max);
[[nodiscard]] U1 ILessThan(const U32& lhs, const U32& rhs, bool is_signed);
[[nodiscard]] U1 IEqual(const U32U64& lhs, const U32U64& rhs);

2
src/shader_recompiler/frontend/ir/opcodes.inc
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@ -299,6 +299,8 @@ OPCODE(SMin32, U32, U32,
OPCODE(UMin32, U32, U32, U32, )
OPCODE(SMax32, U32, U32, U32, )
OPCODE(UMax32, U32, U32, U32, )
OPCODE(SClamp32, U32, U32, U32, U32, )
OPCODE(UClamp32, U32, U32, U32, U32, )
OPCODE(SLessThan, U1, U32, U32, )
OPCODE(ULessThan, U1, U32, U32, )
OPCODE(IEqual, U1, U32, U32, )