| /* { dg-do run { target avx512fp16 } } */ |
| /* { dg-options "-O2 -mavx512fp16 -mavx512vl -ftree-vectorize -fdump-tree-vect-details -save-temps" } */ |
| |
| extern void abort (); |
| |
| static void do_test (void); |
| |
| #define DO_TEST do_test |
| #define AVX512FP16 |
| #include "avx512-check.h" |
| |
| #define N 16 |
| _Float16 a[N] = {-0.1f, -3.2f, -6.3f, -9.4f, |
| -12.5f, -15.6f, -18.7f, -21.8f, |
| 24.9f, 27.1f, 30.2f, 33.3f, |
| 36.4f, 39.5f, 42.6f, 45.7f}; |
| _Float16 b[N] = {-1.2f, 3.4f, -5.6f, 7.8f, |
| -9.0f, 1.0f, -2.0f, 3.0f, |
| -4.0f, -5.0f, 6.0f, 7.0f, |
| -8.0f, -9.0f, 10.0f, 11.0f}; |
| _Float16 r[N]; |
| |
| static void |
| __attribute__ ((noinline, noclone)) |
| do_test (void) |
| { |
| int i; |
| |
| for (i = 0; i < N; i++) |
| r[i] = a[i] * __builtin_copysignf16 (1.0f, b[i]); |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| if (r[i] != a[i] * __builtin_copysignf16 (1.0f, b[i])) |
| abort (); |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ |
| /* { dg-final { scan-assembler "\[ \t\]xor" } } */ |
| /* { dg-final { scan-assembler "\[ \t\]and" } } */ |
| /* { dg-final { scan-assembler-not "copysign" } } */ |
