diff options
| author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
|---|---|---|
| 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/pr21101.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/pr21101.c')
| -rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.target/i386/pr21101.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr21101.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr21101.c new file mode 100644 index 000000000..104b08cd2 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr21101.c @@ -0,0 +1,32 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -funroll-loops -march=nocona" } */ + +#include <mmintrin.h> + +int W; +void f() +{ + int j; + int B, C; + unsigned char* S; + __m64 *T = (__m64 *) &W; + + for (j = 0; j < 16; j++, T++) + { + T[0] = T[1] = _mm_set1_pi8(*S); + S += W; + } + + C = 3 * B; + + __m64 E = _mm_set_pi16(3 * B, 3 * B, 3 * B, 5 * B); + __m64 G = _mm_set1_pi16(3 * B); + + for (j = 0; j < 16; j++) + { + __m64 R = _mm_set1_pi16(B + j * C); + R = _m_paddw(R, E); + R = _m_paddw(R, G); + T[0] = _mm_srai_pi16(R, 3); + } +} |