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| author | Andrew Pinski <pinskia@physics.uc.edu> | 2004-04-02 01:19:41 +0000 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2004-04-01 17:19:41 -0800 |
| commit | cd798543d8045e0d51d7bdd53bec3012199a3a03 (patch) | |
| tree | 76bc59934b6b1579b33f4044e5c80df3e20d331b /gcc/rtlanal.c | |
| parent | b52d4110bfa06ad628c9ab53a09b77e661cb5590 (diff) | |
| download | gcc-cd798543d8045e0d51d7bdd53bec3012199a3a03.tar.gz | |
rtlanal.c (find_reg_note): Manually unswitch the loop.
2004-04-01 Andrew Pinski <pinskia@physics.uc.edu>
* rtlanal.c (find_reg_note): Manually
unswitch the loop.
From-SVN: r80347
Diffstat (limited to 'gcc/rtlanal.c')
| -rw-r--r-- | gcc/rtlanal.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index 3f3a4289d63..c66cc9adc8c 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -1911,10 +1911,16 @@ find_reg_note (rtx insn, enum reg_note kind, rtx datum) /* Ignore anything that is not an INSN, JUMP_INSN or CALL_INSN. */ if (! INSN_P (insn)) return 0; + if (datum == 0) + { + for (link = REG_NOTES (insn); link; link = XEXP (link, 1)) + if (REG_NOTE_KIND (link) == kind) + return link; + return 0; + } for (link = REG_NOTES (insn); link; link = XEXP (link, 1)) - if (REG_NOTE_KIND (link) == kind - && (datum == 0 || datum == XEXP (link, 0))) + if (REG_NOTE_KIND (link) == kind && datum == XEXP (link, 0)) return link; return 0; } |