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| author | Changpeng Fang <changpeng.fang@amd.com> | 2010-04-06 19:19:41 +0000 |
|---|---|---|
| committer | Sebastian Pop <spop@gcc.gnu.org> | 2010-04-06 19:19:41 +0000 |
| commit | c86a39477896e0ca2814c0a30fa1035f0c7e5747 (patch) | |
| tree | 5c2e7b3831187237cfc85fe969db922f6bbebe66 /gcc | |
| parent | f4d1d50a5a78c87a06a269f25fbfc7ff29896d14 (diff) | |
| download | gcc-c86a39477896e0ca2814c0a30fa1035f0c7e5747.zip gcc-c86a39477896e0ca2814c0a30fa1035f0c7e5747.tar.gz gcc-c86a39477896e0ca2814c0a30fa1035f0c7e5747.tar.bz2 | |
re PR tree-optimization/32824 (Missed reduction vectorizer after store to global is LIM'd)
Fix PR32824.
2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/32824
* passes.c (init_optimization_passes): Move pass_lim before
pass_copy_prop and pass_dce_loop.
* gcc.dg/vect/pr32824: New.
From-SVN: r158018
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/passes.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/pr32824.c | 15 |
4 files changed, 27 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0d1fc70..7e98243 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-04-06 Changpeng Fang <changpeng.fang@amd.com> + + PR middle-end/32824 + * passes.c (init_optimization_passes): Move pass_lim before + pass_copy_prop and pass_dce_loop. + 2010-04-06 Jakub Jelinek <jakub@redhat.com> PR target/43667 diff --git a/gcc/passes.c b/gcc/passes.c index 33d52af..8791ebc 100644 --- a/gcc/passes.c +++ b/gcc/passes.c @@ -885,9 +885,9 @@ init_optimization_passes (void) { struct opt_pass **p = &pass_tree_loop.pass.sub; NEXT_PASS (pass_tree_loop_init); + NEXT_PASS (pass_lim); NEXT_PASS (pass_copy_prop); NEXT_PASS (pass_dce_loop); - NEXT_PASS (pass_lim); NEXT_PASS (pass_tree_unswitch); NEXT_PASS (pass_scev_cprop); NEXT_PASS (pass_record_bounds); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a485fcb..5127b32 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-04-06 Changpeng Fang <changpeng.fang@amd.com> + + PR middle-end/32824 + * gcc.dg/vect/pr32824: New. + 2010-04-06 Tobias Burnus <burnus@net-b.de> PR fortran/18918 diff --git a/gcc/testsuite/gcc.dg/vect/pr32824.c b/gcc/testsuite/gcc.dg/vect/pr32824.c new file mode 100644 index 0000000..8f36d1d --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/pr32824.c @@ -0,0 +1,15 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target vect_int } */ + +int a[16*100]; +int e; +void foo(void) +{ + int i; + for(i = 0;i<16*100;i++) + e += a[i]; +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ + |