Uros Bizjak <ubiz...@gmail.com> 于2025年1月17日周五 15:05写道：
> Is there a reason to have operand 0 with "nonimmediate_operand" > predicate? If you have to generate a register temporary and then > unconditionally copy it to the output, it is better to use > "register_operand" predicate and leave middle end to do the copy for > you. Please see the patch at comment #3 in the PR. Ah, thanks for pointing that out, yes the memory dest is meaningless here. Updated patch in attachment. Ok for trunk after bootstrap & regtest?
0001-i386-Fix-wrong-insn-generated-by-shld-shrd-ndd-split.patch
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