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(parent: 139a412) | patch
Check zero/sign extended hard registers.
authorhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 20 Jun 2011 14:53:48 +0000 (14:53 +0000)
committerhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 20 Jun 2011 14:53:48 +0000 (14:53 +0000)
commit8f498f23a2f4f91491e3a26c904eafa07bd97f6c
tree50bddf0089eeec9e64b85925a09e2f1a635b73catree | snapshot
parent139a41291fd4994519fef686e65e5c96043c930bcommit | diff
Check zero/sign extended hard registers.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/47725
* combine.c (cant_combine_insn_p): Check zero/sign extended
hard registers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175218 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/combine.c diff | blob | history
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