[llvm] [InstCombine] Refactoring matchFunnelShift (NFC) (PR #73390)
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Sun Nov 26 21:16:14 PST 2023
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@@ -2810,7 +2809,7 @@ static Instruction *matchFunnelShift(Instruction &Or, InstCombinerImpl &IC,
IsFshl = false; // Sub on SHL.
}
if (!ShAmt)
- return nullptr;
+ return std::nullopt;
FShiftArgs = {ShVal0, ShVal1, ShAmt};
} else if (isa<ZExtInst>(Or0) || isa<ZExtInst>(Or1)) {
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quic-eikansh wrote:
I created another pull request https://github.com/llvm/llvm-project/pull/73441 which has all the code needed for my change. I was trying to created stacked pull request. This lead to same changes in different pull request.
> For the purpose you have in mind, I don't think this part should be extracted. Maybe @goldsteinn can confirm.
How do you suggest should I do it?
https://github.com/llvm/llvm-project/pull/73390
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