1// REQUIRES: x86-registered-target 2// RUN: %clang_cc1 %s -triple=i686-apple-darwin -target-feature +ssse3 -O1 -S -o - | FileCheck %s 3 4#define _mm_alignr_epi8(a, b, n) (__builtin_ia32_palignr128((a), (b), (n))) 5typedef __attribute__((vector_size(16))) int int4; 6 7// CHECK: palignr $15, %xmm1, %xmm0 8int4 align1(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 15); } 9// CHECK: ret 10// CHECK: ret 11// CHECK-NOT: palignr 12int4 align2(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 16); } 13// CHECK: psrldq $1, %xmm0 14int4 align3(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 17); } 15// CHECK: xor 16int4 align4(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 32); } 17 18#define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n))) 19typedef __attribute__((vector_size(8))) int int2; 20 21// CHECK: palignr 22int2 align5(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 8); } 23 24// CHECK: palignr 25int2 align6(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 9); } 26 27// CHECK: palignr 28int2 align7(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 16); } 29 30// CHECK: palignr 31int2 align8(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 7); } 32