OSchip
/
llvm-project
mirror of https://github.com/THU-DSP-LAB/llvm-project.git
13
0
Fork 6
Code Issues Packages Projects Releases Wiki Activity
279,253 Commits 32 Branches 0 Tags 2.2 GiB
Commit Graph

2 Commits

Author SHA1 Message Date
Matt Arsenault 3bdd75d01e InstCombine: Fold cos(-x) -> cos(x) 
Also cos(fabs(x)) -> cos(x)

llvm-svn: 291022
 2017-01-04 22:49:03 +00:00
Sanjoy Das 87b9e1b727 Propagate Undef in llvm.cos Intrinsic 
Summary:
The llvm cos intrinsic currently does not propagate undef's. This change
transforms cos(undef) to null value or 0.

There are 2 test cases added as well.

Patch by Anna Thomas!

Reviewers: sanjoy

Subscribers: majnemer, llvm-commits

Differential Revision: http://reviews.llvm.org/D18863

llvm-svn: 265825
 2016-04-08 18:21:11 +00:00