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| author | Dorit Naishlos <dorit@il.ibm.com> | 2004-11-14 20:44:52 +0000 |
|---|---|---|
| committer | Dorit Nuzman <dorit@gcc.gnu.org> | 2004-11-14 20:44:52 +0000 |
| commit | f7f021251dcffa472029790464fc4b6b338454ca (patch) | |
| tree | 2229fe7ea0dcfcb9e8cf98c1ee39f9c4c340c457 | |
| parent | 594a51febe0e6419db7bf30ca233da8a563301fa (diff) | |
| download | gcc-f7f021251dcffa472029790464fc4b6b338454ca.zip gcc-f7f021251dcffa472029790464fc4b6b338454ca.tar.gz gcc-f7f021251dcffa472029790464fc4b6b338454ca.tar.bz2 | |
re PR tree-optimization/18400 (wrong unrolling after vectorization due to invalid loop->nb_iterations)
2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
PR tree-opt/18400
* gcc.dg/vect/pr18400.c: New test.
2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/18425
* gcc.dg/vect/pr18425.c: New test.
Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu>
From-SVN: r90631
| -rw-r--r-- | gcc/testsuite/ChangeLog | 11 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/pr18400.c | 39 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/pr18425.c | 21 |
3 files changed, 71 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 52f9df4..a6f765b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,14 @@ +2004-11-14 Dorit Naishlos <dorit@il.ibm.com> + + PR tree-opt/18400 + * gcc.dg/vect/pr18400.c: New test. + +2004-11-14 Dorit Naishlos <dorit@il.ibm.com> + Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/18425 + * gcc.dg/vect/pr18425.c: New test. + 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr> * gcc.dg/tls/alias-1.c: Remove dg-warning on the SPARC. diff --git a/gcc/testsuite/gcc.dg/vect/pr18400.c b/gcc/testsuite/gcc.dg/vect/pr18400.c new file mode 100644 index 0000000..674ca48 --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/pr18400.c @@ -0,0 +1,39 @@ +/* { dg-do run { target powerpc*-*-* } } */ +/* { dg-do run { target i?86-*-* x86_64-*-* } } */ +/* { dg-options "-funroll-loops -O2 -ftree-vectorize -fdump-tree-vect-stats -maltivec" { target powerpc*-*-* } } */ +/* { dg-options "-funroll-loops -O2 -ftree-vectorize -fdump-tree-vect-stats -msse2" { target i?86-*-* x86_64-*-* } } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 8 + +int main1 () +{ + int b[N] = {0,3,6,9,12,15,18,21}; + int a[N]; + int i; + + for (i = 0; i < N; i++) + { + a[i] = b[i]; + } + + /* check results: */ + for (i = 0; i < N; i++) + { + if (a[i] != b[i]) + abort (); + } + + return 0; +} + +int main (void) +{ + check_vect (); + + return main1 (); +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ diff --git a/gcc/testsuite/gcc.dg/vect/pr18425.c b/gcc/testsuite/gcc.dg/vect/pr18425.c new file mode 100644 index 0000000..c000a7a --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/pr18425.c @@ -0,0 +1,21 @@ +/* { dg-do compile { target powerpc*-*-* i?86-*-* x86_64-*-* } } */ +/* { dg-options "-S -O2 -ftree-vectorize -fdump-tree-vect-stats -maltivec" { target powerpc*-*-* } } */ +/* { dg-options "-S -O2 -ftree-vectorize -fdump-tree-vect-stats -msse2" { target i?86-*-* x86_64-*-* } } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 16 + +char ** _M_allocate(); +void +_M_fill_insert(unsigned int __n) +{ + char **__new_start = _M_allocate(); + char *__tmp = 0; + for (; __n > 0; --__n, ++__new_start) + *__new_start = __tmp; +} + + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ |