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Author SHA1 Message Date
NAKAMURA Takumi f845be14f6 llvm/test/CodeGen/X86/break-avx-dep.ll: Relax an expression to be matched to also r[89], not only rXX. 
llvm-svn: 192675
 2013-10-15 06:36:36 +00:00
Andrew Trick 3a99693c5a Improve on r192635, ExeDepsFix for avx, and add a test case. 
rdar:15221834 False AVX register dependencies cause 5x slowdown on
flops-5/6 and significant slowdown on several others.

This was blocking the switch to MI-Sched.

llvm-svn: 192669
 2013-10-15 03:39:43 +00:00