1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s 3 4 define void @foo(<8 x i32>* %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>, <8 x i32>* %p 17 %cti69 = trunc <8 x i32> %t to <8 x i16> ; <<8 x i16>> [#uses=1] 18 store <8 x i16> %cti69, <8 x i16>* undef 19 ret void 20 } 21 22 define void @bar(<4 x i32>* %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>, <4 x i32>* %p 31 %cti44 = trunc <4 x i32> %t to <4 x i16> ; <<4 x i16>> [#uses=1] 32 store <4 x i16> %cti44, <4 x i16>* undef 33 ret void 34 } 35
