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ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes from the last insn in the sequence.

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* ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes
        from the last insn in the sequence.

From-SVN: r33555
This commit is contained in:
Richard Henderson 2000-04-30 11:41:37 -07:00 • committed by Richard Henderson
parent baf05df059
commit 0ca4f243d7
2 changed files with 18 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2000-04-30 Richard Henderson <rth@cygnus.com>
* ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes
from the last insn in the sequence.
2000-04-30 Zack Weinberg <zack@wolery.cumb.org> 2000-04-30 Zack Weinberg <zack@wolery.cumb.org>
* cpplex.c (cpp_idcmp): New function. * cpplex.c (cpp_idcmp): New function.

13
gcc/ifcvt.c
View file

@ -1927,6 +1927,19 @@ dead_or_predicable (test_bb, merge_bb, other_bb, new_dest, reversep)
if (head != NULL) if (head != NULL)
{ {
head = squeeze_notes (head, end); head = squeeze_notes (head, end);
if (GET_CODE (end) == NOTE
&& (NOTE_LINE_NUMBER (end) == NOTE_INSN_BLOCK_END
|| NOTE_LINE_NUMBER (end) == NOTE_INSN_BLOCK_BEG
|| NOTE_LINE_NUMBER (end) == NOTE_INSN_LOOP_BEG
|| NOTE_LINE_NUMBER (end) == NOTE_INSN_LOOP_END
|| NOTE_LINE_NUMBER (end) == NOTE_INSN_LOOP_CONT
|| NOTE_LINE_NUMBER (end) == NOTE_INSN_LOOP_VTOP))
{
if (head == end)
return TRUE;
end = PREV_INSN (end);
}
reorder_insns (head, end, PREV_INSN (earliest)); reorder_insns (head, end, PREV_INSN (earliest));
} }
return TRUE; return TRUE;