diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/fma-256-fnmaddXX.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/fma-256-fnmaddXX.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/fma-256-fnmaddXX.c b/gcc/testsuite/gcc.target/i386/fma-256-fnmaddXX.c new file mode 100644 index 00000000000..c0dfa6900b3 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/fma-256-fnmaddXX.c @@ -0,0 +1,61 @@ +/* { dg-do run } */ +/* { dg-require-effective-target fma } */ +/* { dg-options "-O2 -mfma" } */ + +#include "fma-check.h" + +#include <x86intrin.h> +#include "m256-check.h" + +void +check_mm256_fnmadd_pd (__m256d __A, __m256d __B, __m256d __C) +{ + union256d a, b, c, e; + a.x = __A; + b.x = __B; + c.x = __C; + double d[4]; + int i; + e.x = _mm256_fnmadd_pd (__A, __B, __C); + for (i = 0; i < 4; i++) + { + d[i] = -a.a[i] * b.a[i] + c.a[i]; + } + if (check_union256d (e, d)) + abort (); +} + +void +check_mm256_fnmadd_ps (__m256 __A, __m256 __B, __m256 __C) +{ + union256 a, b, c, e; + a.x = __A; + b.x = __B; + c.x = __C; + float d[8]; + int i; + e.x = _mm256_fnmadd_ps (__A, __B, __C); + for (i = 0; i < 8; i++) + { + d[i] = -a.a[i] * b.a[i] + c.a[i]; + } + if (check_union256 (e, d)) + abort (); +} + +static void +fma_test (void) +{ + union256 c[3]; + union256d d[3]; + int i, j; + for (i = 0; i < 3; i++) + { + for (j = 0; j < 8; j++) + c[i].a[j] = i * j + 3.5; + for (j = 0; j < 4; j++) + d[i].a[j] = i * j + 3.5; + } + check_mm256_fnmadd_pd (d[0].x, d[1].x, d[2].x); + check_mm256_fnmadd_ps (c[0].x, c[1].x, c[2].x); +} |