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| author | Jeff Law <law@redhat.com> | 2005-02-21 09:21:00 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2005-02-21 09:21:00 -0700 |
| commit | 0b612e0bc78db837f362a4986dfd843cd98d7880 (patch) | |
| tree | b202d04cefd1ef13801259d8c8d42c475d624451 /gcc | |
| parent | 32efd4cd48e9286e750083fe6afab87c6204d9b2 (diff) | |
| download | gcc-0b612e0bc78db837f362a4986dfd843cd98d7880.zip gcc-0b612e0bc78db837f362a4986dfd843cd98d7880.tar.gz gcc-0b612e0bc78db837f362a4986dfd843cd98d7880.tar.bz2 | |
cfganal.c (find_unreachable_blocks): Manually CSE load of e->dest.
* cfganal.c (find_unreachable_blocks): Manually CSE load of
e->dest.
From-SVN: r95334
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cfganal.c | 14 |
2 files changed, 14 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6efa2c8..37cf2fb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-02-21 Jeff Law <law@redhat.com> + + * cfganal.c (find_unreachable_blocks): Manually CSE load of + e->dest. + 2005-02-21 Kazu Hirata <kazu@cs.umass.edu> * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove. diff --git a/gcc/cfganal.c b/gcc/cfganal.c index f232253..45e9590 100644 --- a/gcc/cfganal.c +++ b/gcc/cfganal.c @@ -308,11 +308,15 @@ find_unreachable_blocks (void) basic_block b = *--tos; FOR_EACH_EDGE (e, ei, b->succs) - if (!(e->dest->flags & BB_REACHABLE)) - { - *tos++ = e->dest; - e->dest->flags |= BB_REACHABLE; - } + { + basic_block dest = e->dest; + + if (!(dest->flags & BB_REACHABLE)) + { + *tos++ = dest; + dest->flags |= BB_REACHABLE; + } + } } free (worklist); |