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5 Commits

Author SHA1 Message Date
Alina Sbirlea a496143c9e Update MemorySSA in LoopUnswitch. 
Summary:
Update MemorySSA in old LoopUnswitch pass.
Actual dependency and update is disabled by default.

Subscribers: sanjoy, jlebar, Prazek, llvm-commits

Differential Revision: https://reviews.llvm.org/D45301

llvm-svn: 341984
 2018-09-11 19:19:21 +00:00
Xin Tong 967e313078 Remove unused arguments. NFCI 
llvm-svn: 298218
 2017-03-19 15:31:16 +00:00
Chris Lattner 5814d9d9da RewriteLoopBodyWithConditionConstant can end up rewriting the 
condition we're unswitching on.  In this case, don't try to
simplify the second copy of the loop which may be dead or not,
but is probably a constant now.  This fixes PR6879

llvm-svn: 101870
 2010-04-20 05:09:16 +00:00
Chris Lattner 302240d73e fix a crash in loop unswitch on a loop invariant vector condition. 
llvm-svn: 95055
 2010-02-02 02:26:54 +00:00
Chris Lattner 29bb9272a6 remove an unreduced testcase, rename another. 
llvm-svn: 95054
 2010-02-02 02:23:37 +00:00