Andrew Trick 51dee24ca6 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.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192669 91177308-0d34-0410-b5e6-96231b3b80d8
2013-10-15 03:39:43 +00:00
..
2013-08-22 20:46:05 +00:00
2013-10-02 22:27:23 +00:00