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author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-07 15:42:17 +0000 |
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committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-07 15:42:17 +0000 |
commit | fc6b8acef9daa06b56e63c8fbfdca38fba3df90f (patch) | |
tree | b1c16e4adaf3e03fd57c8eff7998716b39351253 /gcc/reorg.c | |
parent | ef76cc03a43c51eb0a9698b2c54797829c8bbf4e (diff) | |
download | gcc-fc6b8acef9daa06b56e63c8fbfdca38fba3df90f.tar.gz |
* reorg.c (dbr_schedule): Move code removing placeholder USEs later
in the pass.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128243 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/reorg.c')
-rw-r--r-- | gcc/reorg.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/gcc/reorg.c b/gcc/reorg.c index 6826887e762..8083c88c9b8 100644 --- a/gcc/reorg.c +++ b/gcc/reorg.c @@ -3863,17 +3863,6 @@ dbr_schedule (rtx first) relax_delay_slots (first); } - /* Delete any USE insns made by update_block; subsequent passes don't need - them or know how to deal with them. */ - for (insn = first; insn; insn = next) - { - next = NEXT_INSN (insn); - - if (NONJUMP_INSN_P (insn) && GET_CODE (PATTERN (insn)) == USE - && INSN_P (XEXP (PATTERN (insn), 0))) - next = delete_related_insns (insn); - } - /* If we made an end of function label, indicate that it is now safe to delete it by undoing our prior adjustment to LABEL_NUSES. If it is now unused, delete it. */ @@ -3885,6 +3874,17 @@ dbr_schedule (rtx first) make_return_insns (first); #endif + /* Delete any USE insns made by update_block; subsequent passes don't need + them or know how to deal with them. */ + for (insn = first; insn; insn = next) + { + next = NEXT_INSN (insn); + + if (NONJUMP_INSN_P (insn) && GET_CODE (PATTERN (insn)) == USE + && INSN_P (XEXP (PATTERN (insn), 0))) + next = delete_related_insns (insn); + } + obstack_free (&unfilled_slots_obstack, unfilled_firstobj); /* It is not clear why the line below is needed, but it does seem to be. */ |