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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
download | toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.gz toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.bz2 toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.zip |
[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c new file mode 100644 index 000000000..96f32b8f0 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c @@ -0,0 +1,84 @@ +/* { dg-do run } */ +/* { dg-options "-mavx2 -O2" } */ +/* { dg-require-effective-target avx2 } */ + +#include "avx2-check.h" +#include <string.h> + +#define NUM 10 + +#define MASK 0xf1 + +static void +init_perm2i128 (unsigned long long *src1, unsigned long long *src2, int seed) +{ + int i, sign = 1; + + for (i = 0; i < 4; i++) + { + src1[i] = (i + seed) * (i + seed) * sign; + src2[i] = (i + seed) * seed * sign; + sign = -sign; + } +} + +static void +calc_perm2i128 (unsigned long long *src1, + unsigned long long *src2, + unsigned int mask, unsigned long long *dst) +{ + int i, temp; + + temp = mask & 3; + + switch (temp) + { + case 0: + memcpy (dst, src1, 16); + case 1: + memcpy (dst, src1 + 2, 16); + case 2: + memcpy (dst, src2, 16); + case 3: + memcpy (dst, src1 + 2, 16); + } + + temp = (mask >> 4) & 3; + + switch (temp) + { + case 0: + memcpy (dst + 2, src1, 16); + case 1: + memcpy (dst + 2, src1 + 2, 16); + case 2: + memcpy (dst + 2, src2, 16); + case 3: + memcpy (dst + 2, src1 + 2, 16); + } + + if ((mask >> 3) & 1) + memset (dst, 0, 16); + + if ((mask >> 7) & 1) + memset (dst + 2, 0, 16); +} + +static void +avx2_test (void) +{ + union256i_q src1, src2, dst; + unsigned long long dst_ref[4]; + int i; + + for (i = 0; i < NUM; i++) + { + init_perm2i128 (src1.a, src2.a, i); + + dst.x = _mm256_permute2x128_si256 (src1.x, src2.x, MASK); + calc_perm2i128 (src1.a, src2.a, MASK, dst_ref); + + if (check_union256i_q (dst, dst_ref)) + abort (); + } +} |