[PATCH] D29336: [InstCombine] treat i1 as a special type in shouldChangeType()

Björn Steinbrink via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jan 31 13:07:25 PST 2017


dotdash added a comment.

LGTM except for the style nitpick which is just personal preference. I don't think I'm allowed to actually accept patches though.



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Comment at: lib/Transforms/InstCombine/InstructionCombining.cpp:98
+  bool FromLegal = FromWidth == 1 ? true : DL.isLegalInteger(FromWidth);
+  bool ToLegal = ToWidth == 1 ? true : DL.isLegalInteger(ToWidth);
 
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I think those would be a bit more legible when written as:

    bool ToLegal = ToWidth == 1 || DL.isLegalInteger(ToWidth)


https://reviews.llvm.org/D29336





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