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(parent: 3f7a1b2) | patch
X86FixupBWInsts: No need for forward liveness analysis.
authorMatthias Braun <matze@braunis.de>
Tue, 12 Jul 2016 19:04:30 +0000 (19:04 +0000)
committerMatthias Braun <matze@braunis.de>
Tue, 12 Jul 2016 19:04:30 +0000 (19:04 +0000)
commit332447d5d173f1be2fa107b5d84f82016cd673a8
tree48a70fd4bf6f2a5c59dffaf8160e05769ae6415btree | snapshot
parent3f7a1b2f1130f763eceaf06209fd385655637c2fcommit | diff
X86FixupBWInsts: No need for forward liveness analysis.

With r274952 and r275201 in place there are no cases left where a
forward liveness analysis yields different results than a backward one.
So we can remove the forward stepping logic.

Differential Revision: http://reviews.llvm.org/D22083

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@275204 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86FixupBWInsts.cpp diff | blob | history
test/CodeGen/X86/fixup-bw-inst-fwlive.mir [deleted file] blob | history
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