xref: /llvm-project/llvm/test/CodeGen/X86/pr22774.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=x86_64-pc-linux-gnu -mattr=+avx < %s | FileCheck %s
3
4@in = dso_local global <4 x i64> <i64 -1, i64 -1, i64 -1, i64 -1>, align 32
5@out = dso_local global <2 x i64> zeroinitializer, align 16
6
7define dso_local i32 @_Z3foov() {
8; CHECK-LABEL: _Z3foov:
9; CHECK:       # %bb.0: # %entry
10; CHECK-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
11; CHECK-NEXT:    vmovaps %xmm0, out(%rip)
12; CHECK-NEXT:    xorl %eax, %eax
13; CHECK-NEXT:    retq
14entry:
15  %0 = load <4 x i64>, ptr @in, align 32
16  %vecext = extractelement <4 x i64> %0, i32 0
17  %vecinit = insertelement <2 x i64> undef, i64 %vecext, i32 0
18  %vecinit1 = insertelement <2 x i64> %vecinit, i64 0, i32 1
19  store <2 x i64> %vecinit1, ptr @out, align 16
20  ret i32 0
21}
22