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shader: Add constant propagation for *&^| binary operations

This commit is contained in:
ReinUsesLisp 2021-04-12 19:41:53 -03:00 committed by ameerj
parent f263760c5a
commit 2597cee85b
1 changed files with 12 additions and 0 deletions
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12
src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
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@ -422,6 +422,9 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
return FoldAdd<u32>(block, inst); return FoldAdd<u32>(block, inst);
case IR::Opcode::ISub32: case IR::Opcode::ISub32:
return FoldISub32(inst); return FoldISub32(inst);
case IR::Opcode::IMul32:
FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a * b; });
return;
case IR::Opcode::BitCastF32U32: case IR::Opcode::BitCastF32U32:
return FoldBitCast<IR::Opcode::BitCastF32U32, f32, u32>(inst, IR::Opcode::BitCastU32F32); return FoldBitCast<IR::Opcode::BitCastF32U32, f32, u32>(inst, IR::Opcode::BitCastU32F32);
case IR::Opcode::BitCastU32F32: case IR::Opcode::BitCastU32F32:
@ -479,6 +482,15 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
case IR::Opcode::INotEqual: case IR::Opcode::INotEqual:
FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a != b; }); FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a != b; });
return; return;
case IR::Opcode::BitwiseAnd32:
FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a & b; });
return;
case IR::Opcode::BitwiseOr32:
FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a | b; });
return;
case IR::Opcode::BitwiseXor32:
FoldWhenAllImmediates(inst, [](u32 a, u32 b) { return a ^ b; });
return;
case IR::Opcode::BitFieldUExtract: case IR::Opcode::BitFieldUExtract:
FoldWhenAllImmediates(inst, [](u32 base, u32 shift, u32 count) { FoldWhenAllImmediates(inst, [](u32 base, u32 shift, u32 count) {
if (static_cast<size_t>(shift) + static_cast<size_t>(count) > Common::BitSize<u32>()) { if (static_cast<size_t>(shift) + static_cast<size_t>(count) > Common::BitSize<u32>()) {