From 687eccc06ebdf6db0905b1a7644a4a90c7e9d16a Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 22 Aug 2001 01:13:00 -0700 Subject: [PATCH] flow.c (flow_find_cross_jump): Don't consider unconditional return insns for commoning. * flow.c (flow_find_cross_jump): Don't consider unconditional return insns for commoning. From-SVN: r45101 --- gcc/ChangeLog | 3 +++ gcc/flow.c | 6 ++++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e8c7eea29a92..6e5858db2836 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2001-08-21 Richard Henderson + * flow.c (flow_find_cross_jump): Don't consider unconditional + return insns for commoning. + * final.c (compute_alignments): Fix typo. * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults. diff --git a/gcc/flow.c b/gcc/flow.c index 3177e65729f2..312bab75eba6 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -3484,10 +3484,12 @@ flow_find_cross_jump (mode, bb1, bb2, f1, f2) need to be compared for equivalence, which we'll do below. */ i1 = bb1->end; - if (onlyjump_p (i1)) + if (onlyjump_p (i1) + || (returnjump_p (i1) && !side_effects_p (PATTERN (i1)))) i1 = PREV_INSN (i1); i2 = bb2->end; - if (onlyjump_p (i2)) + if (onlyjump_p (i2) + || (returnjump_p (i2) && !side_effects_p (PATTERN (i2)))) i2 = PREV_INSN (i2); last1 = afterlast1 = last2 = afterlast2 = NULL_RTX; -- 2.47.2