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
859e14aeaa
[InstCombine] Fold x s> x & (-1 >> y) to x s> (-1 >> y)
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https://bugs.llvm.org/show_bug.cgi?id=38123
https://rise4fun.com/Alive/I3O
This pattern is not commutative!
We must make sure not to fold the commuted version!
llvm-svn: 337105
2018-07-14 20:08:16 +00:00
62d050d2c4
[NFC][InstCombine] Tests for x s> x & (-1 >> y) to x s> (-1 >> y) fold.
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https://bugs.llvm.org/show_bug.cgi?id=38123
https://rise4fun.com/Alive/I3O
This pattern is not commutative!
We must make sure not to fold the commuted version!
llvm-svn: 337104
2018-07-14 20:08:09 +00:00
Eric Christopher