| /* { dg-do compile } */ | |
| /* { dg-require-effective-target arm_dsp } */ | |
| /* { dg-options "-O1 -fexpensive-optimizations -mtune=cortex-a9" } */ | |
| int mac(const short *a, const short *b, int sqr, int *sum) | |
| { | |
| int i; | |
| int dotp = *sum; | |
| for (i = 0; i < 150; i++) { | |
| dotp += b[i] * a[i]; | |
| sqr += b[i] * b[i]; | |
| } | |
| *sum = dotp; | |
| return sqr; | |
| } | |
| /* { dg-final { scan-assembler-times "smlabb" 2 } } */ |