1/* { dg-do compile } */ 2/* { dg-options "-O2 -mmmx" } */ 3/* { dg-final { scan-assembler-not "paddb" } } */ 4 5typedef int v2si __attribute__ ((__vector_size__ (8))); 6typedef short v4hi __attribute__ ((__vector_size__ (8))); 7typedef char v8qi __attribute__ ((__vector_size__ (8))); 8 9int 10foo (unsigned int *a, unsigned int *b) 11{ 12 long long i, j, k; 13 14 i = (long long) __builtin_ia32_vec_init_v2si (*a, 0); 15 j = (long long) __builtin_ia32_vec_init_v2si (*b, 0); 16 i = (long long) __builtin_ia32_punpcklbw ((v8qi) i, (v8qi) 0ll); 17 j = (long long) __builtin_ia32_punpcklbw ((v8qi) j, (v8qi) 0ll); 18 k = (long long) __builtin_ia32_paddw ((v4hi) i, (v4hi) j); 19 return __builtin_ia32_vec_ext_v2si ((v2si) k, 0); 20} 21