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2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
authorvmakarov <vmakarov@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 26 Sep 2008 00:43:11 +0000 (00:43 +0000)
committervmakarov <vmakarov@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 26 Sep 2008 00:43:11 +0000 (00:43 +0000)
commit36d2792f22664bab9d29254b8a5b55e14c3bdec4
tree623650abb3bee835f51cbee9bd50331745975687tree | snapshot
parentc702fae5d5ea11a43b3a8257f7402788d1a1fa91commit | diff
2008-09-25  Vladimir Makarov  <vmakarov@redhat.com>

PR middle-end/37535

* ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
(mark_ref_live, mark_ref_dead): Use them.
(def_conflicts_with_inputs_p): Remove.
(mark_early_clobbers): New function.
(process_bb_node_lives): Call preprocess_constraints and
mark_early_clobbers.

* doc/rtx.texi (clobber): Change how RA deals with clobbers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@140679 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/doc/rtl.texi diff | blob | history
gcc/ira-lives.c diff | blob | history
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