cee313d288
Revert "Temporarily Revert "Add basic loop fusion pass.""
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The reversion apparently deleted the test/Transforms directory.
Will be re-reverting again.
llvm-svn: 358552
2019-04-17 04:52:47 +00:00
a863435128
Temporarily Revert "Add basic loop fusion pass."
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As it's causing some bot failures (and per request from kbarton).
This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.
llvm-svn: 358546
2019-04-17 02:12:23 +00:00
f50023d37c
[InstCombine] foldICmpWithLowBitMaskedVal(): handle uncanonical ((-1 << y) >> y) mask
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Summary:
The last low-bit-mask-pattern-producing-pattern i can think of.
https://rise4fun.com/Alive/UGzE <- non-canonical
But we can not canonicalize it because of extra uses.
https://bugs.llvm.org/show_bug.cgi?id=38123
Reviewers: spatel, craig.topper, RKSimon
Reviewed By: spatel
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D52148
llvm-svn: 342548
2018-09-19 13:35:46 +00:00
6356864e6d
[NFC][InstCombine] One more test pattern for comparisons with low-bit-mask.
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https://rise4fun.com/Alive/UGzE <- non-canonical, but has extra uses.
https://bugs.llvm.org/show_bug.cgi?id=38123
llvm-svn: 342345
2018-09-16 12:51:09 +00:00
Eric Christopher