x86: check hasOpaqueSPAdjustment in canRealignStack
authorJF Bastien <jfb@google.com>
Fri, 31 Jul 2015 18:28:09 +0000 (18:28 +0000)
committerJF Bastien <jfb@google.com>
Fri, 31 Jul 2015 18:28:09 +0000 (18:28 +0000)
commit48db91bcc360ed03c28539919736aafba2d63a29
treeebf137c2cf41a2ba37469e8548c213c3ca65dccd
parent6877df25a05aa6dd4f1e8c34e1d4936e8b0e5ee9
x86: check hasOpaqueSPAdjustment in canRealignStack

Summary:
@rnk pointed out in [1] that x86's canRealignStack logic should match that in CantUseSP from hasBasePointer.

  [1]: http://reviews.llvm.org/D11160?id=29713#inline-89350

Reviewers: rnk

Subscribers: rnk, llvm-commits

Differential Revision: http://reviews.llvm.org/D11377

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243772 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86RegisterInfo.cpp