1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s 3 4define void @foo(ptr %p) nounwind { 5; CHECK-LABEL: foo: 6; CHECK: # %bb.0: 7; CHECK-NEXT: movdqa (%rdi), %xmm0 8; CHECK-NEXT: movdqa 16(%rdi), %xmm1 9; CHECK-NEXT: pslld $16, %xmm1 10; CHECK-NEXT: psrad $16, %xmm1 11; CHECK-NEXT: pslld $16, %xmm0 12; CHECK-NEXT: psrad $16, %xmm0 13; CHECK-NEXT: packssdw %xmm1, %xmm0 14; CHECK-NEXT: movdqa %xmm0, (%rax) 15; CHECK-NEXT: retq 16 %t = load <8 x i32>, ptr %p 17 %cti69 = trunc <8 x i32> %t to <8 x i16> ; <<8 x i16>> [#uses=1] 18 store <8 x i16> %cti69, ptr undef 19 ret void 20} 21 22define void @bar(ptr %p) nounwind { 23; CHECK-LABEL: bar: 24; CHECK: # %bb.0: 25; CHECK-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7] 26; CHECK-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7] 27; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] 28; CHECK-NEXT: movq %xmm0, (%rax) 29; CHECK-NEXT: retq 30 %t = load <4 x i32>, ptr %p 31 %cti44 = trunc <4 x i32> %t to <4 x i16> ; <<4 x i16>> [#uses=1] 32 store <4 x i16> %cti44, ptr undef 33 ret void 34} 35