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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c new file mode 100644 index 000000000..c0e1d71ea --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpblendvb-2.c @@ -0,0 +1,56 @@ +/* { dg-do run } */ +/* { dg-options "-mavx2 -O2" } */ +/* { dg-require-effective-target avx2 } */ + +#include "avx2-check.h" +#include <string.h> + +#define NUM 20 + +static void +init_pblendb (char *src1, char *src2, char *mask, int seed) +{ + int i, sign = 1; + + for (i = 0; i < 32; i++) + { + src1[i] = (i + seed) * (i + seed) * sign; + src2[i] = (i + seed + 20) * sign; + sign = -sign; + + if (sign > 0) + mask[i] = 1 << 7; + else + mask[i] = 0; + } +} + +static void +calc_pblendb (char *src1, char *src2, char *mask, char *dst) +{ + int i; + + memcpy (dst, src1, 32); + for (i = 0; i < 32; i++) + if (mask[i] & (1 << 7)) + dst[i] = src2[i]; +} + +static void +avx2_test (void) +{ + union256i_b src1, src2, mask, dst; + char dst_ref[32]; + int i; + + for (i = 0; i < NUM; i++) + { + init_pblendb (src1.a, src2.a, mask.a, i); + + dst.x = _mm256_blendv_epi8 (src1.x, src2.x, mask.x); + calc_pblendb (src1.a, src2.a, mask.a, dst_ref); + + if (check_union256i_b (dst, dst_ref)) + abort (); + } +} |