1 /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
2 /* { dg-options "-msse4" } */
6 foo (const unsigned char *s1, const unsigned char *s2,
7 int bmsk, __m128i frag2)
10 char *p1 = (char *) s1;
11 char *p2 = (char *) s2;
12 __m128i frag1, fruc, mask;
14 if( !p2[0]) return (char *) s1;
15 if( !p1[0] ) return NULL;
16 if( p2[1]) frag2 = load (p2);
18 fruc = _mm_loadu_si128 ((__m128i *) s1);
19 mask = _mm_cmpistrm(fruc, frag2, 0x44);
20 frag2 = _mm_blendv_epi8(frag2, mask, mask);
21 frag1 = _mm_blendv_epi8(frag1, mask, mask);
22 cmp_c = _mm_cmpistrc(frag2, frag1, 0x0c);
23 cmp_s = _mm_cmpistrs(frag2, frag1, 0x0c);
25 __asm("bsfl %[bmsk], %[len]" : [len] "=r" (len) : [bmsk] "r" (bmsk) );