1 ; RUN: llc < %s -mattr=+avx -mtriple=i686-pc-win32 | FileCheck %s 2 3 define void @endless_loop() { 4 ; CHECK-LABEL: endless_loop: 5 ; CHECK-NEXT: # BB#0: 6 ; CHECK-NEXT: vmovaps (%eax), %ymm0 7 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0 8 ; CHECK-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] 9 ; CHECK-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,1] 10 ; CHECK-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1 11 ; CHECK-NEXT: vxorps %ymm2, %ymm2, %ymm2 12 ; CHECK-NEXT: vblendps {{.*#+}} ymm1 = ymm2[0,1,2,3,4,5,6],ymm1[7] 13 ; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm2[1,2,3,4,5,6,7] 14 ; CHECK-NEXT: vmovaps %ymm0, (%eax) 15 ; CHECK-NEXT: vmovaps %ymm1, (%eax) 16 ; CHECK-NEXT: vzeroupper 17 ; CHECK-NEXT: retl 18 entry: 19 %0 = load <8 x i32>, <8 x i32> addrspace(1)* undef, align 32 20 %1 = shufflevector <8 x i32> %0, <8 x i32> undef, <16 x i32> <i32 4, i32 4, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef> 21 %2 = shufflevector <16 x i32> <i32 undef, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 undef>, <16 x i32> %1, <16 x i32> <i32 16, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 17> 22 store <16 x i32> %2, <16 x i32> addrspace(1)* undef, align 64 23 ret void 24 } 25
