From af0c51ac87ab2a87caa03fa108f0d164987a2764 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Thu, 28 Mar 2013 11:14:20 -0700 Subject: [GCC 4.8] Initial check-in of GCC 4.8.0 Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771 --- .../testsuite/gcc.target/i386/avx2-i64gatherps-2.c | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-i64gatherps-2.c (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-i64gatherps-2.c') diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-i64gatherps-2.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-i64gatherps-2.c new file mode 100644 index 000000000..527e4e812 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-i64gatherps-2.c @@ -0,0 +1,41 @@ +/* { dg-do run } */ +/* { dg-require-effective-target avx2 } */ +/* { dg-options "-O2 -mavx2" } */ + +#include +#include "avx2-check.h" + +static void +compute_i64gatherps (float *s1, long long *s2, int scale, float *r) +{ + int i; + + for (i = 0; i < 2; ++i) + r[i] = *(float *) (((unsigned char *) s1) + s2[i] * scale); +} + +void static +avx2_test (void) +{ + int i; + union128i_q idx; + union128 res; + float s1[2], res_ref[4] = { 0 }; + + for (i = 0; i < 2; ++i) + { + /* Set some stuff */ + s1[i] = 2.718281828459045 * (i + 1) * (i + 2); + + /* About to gather in reverse order, + divide by 2 to demonstrate scale */ + idx.a[i] = (8 - (i + 1) * 4) >> 1; + } + + res.x = _mm_i64gather_ps (s1, idx.x, 2); + + compute_i64gatherps (s1, idx.a, 2, res_ref); + + if (check_union128 (res, res_ref) != 0) + abort (); +} -- cgit v1.2.3