diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/wmul-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/wmul-2.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/wmul-2.c b/gcc/testsuite/gcc.target/i386/wmul-2.c new file mode 100644 index 000000000..51de26960 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/wmul-2.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ +/* { dg-require-effective-target ilp32 } */ + +void vec_mpy(int y[], const int x[], int scaler) +{ + int i; + + for (i = 0; i < 150; i++) + y[i] += (((long long)scaler * x[i]) >> 31); +} + +/* { dg-final { scan-assembler-times "imull" 1 } } */ |