Evan Cheng 50608bac2f RangeIsDefinedByCopyFromReg() should check for subreg_to_reg, insert_subreg,
and extract_subreg as a "copy" that defines a valno.
Also fixes a typo. These two issues prevent a simple subreg coalescing from
happening before.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86022 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-04 08:33:14 +00:00
..
2009-10-25 01:43:50 +00:00
2009-10-24 20:32:36 +00:00
2009-10-26 02:37:56 +00:00