[docs][PerformanceTips] Add text on allocas and alignment
authorPhilip Reames <listmail@philipreames.com>
Thu, 10 Sep 2015 17:03:10 +0000 (17:03 +0000)
committerPhilip Reames <listmail@philipreames.com>
Thu, 10 Sep 2015 17:03:10 +0000 (17:03 +0000)
commit8b25542f3d0abc9f25039b55aed1cdc71fd368fb
tree0cdd700b984ff271e0d859e4e1f6ffa3ef4cf119
parenta8d8dba0a6851f0998dce78e61b1dbb2974fd901
[docs][PerformanceTips] Add text on allocas and alignment

This summarizes two recent llvm-dev discussions.  Most of the text provided by David Chisnall and Benoit Belley with minor editting by me.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247301 91177308-0d34-0410-b5e6-96231b3b80d8
docs/Frontend/PerformanceTips.rst