diff options
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/pr23376.c')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.target/i386/pr23376.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr23376.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr23376.c new file mode 100644 index 000000000..0dee77f6b --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr23376.c @@ -0,0 +1,21 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -mmmx -funroll-loops -fvariable-expansion-in-unroller" } */ + +typedef int __m64 __attribute__ ((__vector_size__ (8))); +typedef int __v2si __attribute__ ((__vector_size__ (8))); + +static __inline __m64 __attribute__((__always_inline__)) +_mm_add_pi32 (__m64 __m1, __m64 __m2) +{ + return (__m64) __builtin_ia32_paddd ((__v2si)__m1, (__v2si)__m2); +} + +__m64 +simple_block_diff_up_mmx_4 (const int width, __m64 ref1) +{ + __m64 sum; + int count = width >>1; + while (count--) + sum = _mm_add_pi32 (sum, ref1); + return sum; +} |