| /* { dg-require-effective-target power10_ok } */ |
| /* { dg-options "-mdejagnu-cpu=power10 -O2 -ftree-vectorize -fno-vect-cost-model -fdump-tree-vect-details" } */ |
| |
| /* Check vect_recog_mulhs_pattern can be detected with shift count 32. */ |
| |
| #define N 128 |
| |
| typedef signed long long sLL; |
| typedef unsigned long long uLL; |
| |
| signed int si_a[N], si_b[N]; |
| unsigned int ui_a[N], ui_b[N]; |
| signed short sh_c[N]; |
| unsigned short uh_c[N]; |
| |
| void |
| test1 () |
| { |
| for (int i = 0; i < N; i++) |
| sh_c[i] = ((sLL) si_a[i] * (sLL) si_b[i]) >> 32; |
| } |
| |
| void |
| test2 () |
| { |
| for (int i = 0; i < N; i++) |
| uh_c[i] = ((uLL) ui_a[i] * (uLL) ui_b[i]) >> 32; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vect_recog_mulhs_pattern: detected" 2 "vect" } } */ |
