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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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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/no-scevccp-outer-10b.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/no-scevccp-outer-10b.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10b.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10b.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10b.c new file mode 100644 index 000000000..544b89ae8 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10b.c @@ -0,0 +1,57 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 40 + +int a[N]; +int b[N]; + +__attribute__ ((noinline)) int +foo (int n){ + int i,j; + int sum,x,y; + + if (n<=0) + return 0; + + for (i = 0; i < N/2; i++) { + sum = 0; + x = b[2*i]; + y = b[2*i+1]; + for (j = 0; j < n; j++) { + sum += j; + } + a[2*i] = sum + x; + a[2*i+1] = sum + y; + } +} + +int main (void) +{ + int i,j; + int sum; + + check_vect (); + + for (i=0; i<N; i++) + b[i] = i; + + foo (N-1); + + /* check results: */ + for (i=0; i<N/2; i++) + { + sum = 0; + for (j = 0; j < N-1; j++) + sum += j; + if (a[2*i] != sum + b[2*i] || a[2*i+1] != sum + b[2*i+1]) + abort(); + } + + return 0; +} + +/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { target vect_strided2 } } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |