diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/fma-fmaddsubXX.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/fma-fmaddsubXX.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/fma-fmaddsubXX.c b/gcc/testsuite/gcc.target/i386/fma-fmaddsubXX.c new file mode 100644 index 00000000000..89c816392f3 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/fma-fmaddsubXX.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_mm_fmaddsub_ps (__m128 __A, __m128 __B, __m128 __C) +{ + union128 a, b, c, e; + a.x = __A; + b.x = __B; + c.x = __C; + float d[4]; + int i; + e.x = _mm_fmaddsub_ps (__A, __B, __C); + for (i = 0; i < 4; i++) + { + d[i] = a.a[i] * b.a[i] + (i % 2 == 1 ? c.a[i] : -c.a[i]); + } + if (check_union128 (e, d)) + abort (); +} + +void +check_mm_fmaddsub_pd (__m128d __A, __m128d __B, __m128d __C) +{ + union128d a, b, c, e; + a.x = __A; + b.x = __B; + c.x = __C; + double d[2]; + int i; + e.x = _mm_fmaddsub_pd (__A, __B, __C); + for (i = 0; i < 2; i++) + { + d[i] = a.a[i] * b.a[i] + (i % 2 == 1 ? c.a[i] : -c.a[i]); + } + if (check_union128d (e, d)) + abort (); +} + +static void +fma_test (void) +{ + union128 a[3]; + union128d b[3]; + int i, j; + for (i = 0; i < 3; i++) + { + for (j = 0; j < 4; j++) + a[i].a[j] = i * j + 3.5; + for (j = 0; j < 2; j++) + b[i].a[j] = i * j + 3.5; + } + check_mm_fmaddsub_pd (b[0].x, b[1].x, b[2].x); + check_mm_fmaddsub_ps (a[0].x, a[1].x, a[2].x); +} |