Commit Graph

3 Commits

Author SHA1 Message Date
Ahmed Bougacha 5cf735a5b1 [X86] Use LivePhysRegs in X86FixupBWInsts.
Kill-flags, which computeRegisterLiveness uses, are not reliable.
LivePhysRegs is.

Differential Revision: http://reviews.llvm.org/D19472

llvm-svn: 267495
2016-04-26 00:00:48 +00:00
Kevin B. Smith 652128d48c [X86] Change fixup-bw-inst.ll to test output with this optimization on and off.
Differential Revision: http://reviews.llvm.org/D17415

llvm-svn: 261332
2016-02-19 16:20:48 +00:00
Kevin B. Smith 6a83350bee [X86] New pass to change byte and word instructions to zero-extending versions.
Differential Revision: http://reviews.llvm.org/D17032

llvm-svn: 260572
2016-02-11 19:43:04 +00:00