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(parent: b04940e) | patch
Don't propagate hard registers in forward_propagate_subreg.
authorhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Jul 2011 12:47:35 +0000 (12:47 +0000)
committerhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Jul 2011 12:47:35 +0000 (12:47 +0000)
commit3014ed2c7915cdc95fff08916a1a05dc03b16f04
tree60b64b85fe821bb1add17c4d1cf8519acc6a22dftree | snapshot
parentb04940e72e9454101b3144256adcc210572a9203commit | diff
Don't propagate hard registers in forward_propagate_subreg.

2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>

PR rtl-optimization/47449
* fwprop.c (forward_propagate_subreg): Don't propagate hard
register nor zero/sign extended hard register.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175849 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/fwprop.c diff | blob | history
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