diff options
author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
---|---|---|
committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c new file mode 100644 index 000000000..695738629 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-pattern-2a.c @@ -0,0 +1,40 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 16 +signed short data_sh[N] = + { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28 }; +#define SUM 210 + +__attribute__ ((noinline)) int +foo () +{ + int i; + signed int intsum = 0; + + /* widenning sum: sum shorts into int. */ + for (i = 0; i < N; i++) + { + intsum += data_sh[i]; + } + + /* check results: */ + if (intsum != SUM) + abort (); + + return 0; +} + +int +main (void) +{ + check_vect (); + return foo (); +} + +/* { dg-final { scan-tree-dump-times "vect_recog_widen_sum_pattern: detected" 1 "vect" } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_widen_sum_hi_to_si } } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" { target { ! vect_widen_sum_hi_to_si } } } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |