Commit Graph

7 Commits

Author SHA1 Message Date
Eric Christopher cee313d288 Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00
Eric Christopher a863435128 Temporarily Revert "Add basic loop fusion pass."
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
Amara Emerson 070ac768ff [InstCombine] Fix IC trying to create a xor of pointer types.
rdar://42473741

Differential Revision: https://reviews.llvm.org/D50775

llvm-svn: 339796
2018-08-15 17:46:22 +00:00
Sanjay Patel 94c91b78e7 [InstCombine] add folds for xor-of-icmp signbit tests (PR36682)
This is a retry of r328119 which was reverted at r328145 because
it could crash by trying to combine icmps with different operand
types. This version has a check for that and additional tests.

Original commit message:

This is part of solving:
https://bugs.llvm.org/show_bug.cgi?id=36682

There's also a leftover improvement from the long-ago-closed:
https://bugs.llvm.org/show_bug.cgi?id=5438

https://rise4fun.com/Alive/dC1

llvm-svn: 328197
2018-03-22 14:08:16 +00:00
Reid Kleckner 762331be07 Revert r328119 "[InstCombine] add folds for xor-of-icmp signbit tests (PR36682)"
This asserts when compiling safe_numerics_unittest.cpp in Chromium with
MSan.

llvm-svn: 328145
2018-03-21 20:35:36 +00:00
Sanjay Patel 778032f39d [InstCombine] add folds for xor-of-icmp signbit tests (PR36682)
This is part of solving:
https://bugs.llvm.org/show_bug.cgi?id=36682

There's also a leftover improvement from the long-ago-closed:
https://bugs.llvm.org/show_bug.cgi?id=5438

https://rise4fun.com/Alive/dC1

llvm-svn: 328119
2018-03-21 17:17:13 +00:00
Sanjay Patel 3da85ae5a5 [InstCombine] move/add tests for xor-of-icmps (PR36682); NFC
llvm-svn: 328109
2018-03-21 15:54:48 +00:00