shader: Fix FSwizzleAdd folding when going through phi nodes

This commit is contained in:
ReinUsesLisp 2021-05-27 19:04:26 -03:00 committed by ameerj
parent 7ad72d78dd
commit ca3e927e35

View file

@ -440,13 +440,13 @@ void FoldFSwizzleAdd(IR::Block& block, IR::Inst& inst) {
// DPdxFine
if (index.U32() == 1) {
IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
inst.ReplaceUsesWith(ir.DPdxFine(IR::F32{value_2}));
inst.ReplaceUsesWith(ir.DPdxFine(IR::F32{inst.Arg(1)}));
}
} else if (swizzle_value == 0xA5) {
// DPdyFine
if (index.U32() == 2) {
IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
inst.ReplaceUsesWith(ir.DPdyFine(IR::F32{value_2}));
inst.ReplaceUsesWith(ir.DPdyFine(IR::F32{inst.Arg(1)}));
}
}
}