/* { dg-do compile } */ | |
/* { dg-require-effective-target arm_dsp } */ | |
/* { dg-options "-O1 -fexpensive-optimizations -mtune=cortex-a9" } */ | |
void vec_mpy(int y[], const short x[], short scaler) | |
{ | |
int i; | |
for (i = 0; i < 150; i++) | |
y[i] += ((scaler * x[i]) >> 31); | |
} | |
/* { dg-final { scan-assembler-times "smulbb" 1 } } */ |