1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=i686-unknown -mcpu=penryn | FileCheck %s
4 ; Shows a dag combine bug that will generate an illegal build vector
5 ; with v2i64 build_vector i32, i32.
7 define void @test(ptr %dst, <4 x double> %src) nounwind {
9 ; CHECK: # %bb.0: # %entry
10 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
11 ; CHECK-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
12 ; CHECK-NEXT: movaps %xmm0, (%eax)
15 %tmp7.i = shufflevector <4 x double> %src, <4 x double> undef, <2 x i32> <i32 0, i32 2>
16 store <2 x double> %tmp7.i, ptr %dst
20 define void @test2(ptr %src, ptr %dest) nounwind {
22 ; CHECK: # %bb.0: # %entry
23 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
24 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
25 ; CHECK-NEXT: pmovzxwd {{.*#+}} xmm0 = mem[0],zero,mem[1],zero,mem[2],zero,mem[3],zero
26 ; CHECK-NEXT: movdqa %xmm0, (%eax)
29 %tmp1 = load <4 x i16>, ptr %src
30 %tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
31 %0 = tail call <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16> %tmp3)
32 store <4 x i32> %0, ptr %dest
36 declare <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16>) nounwind readnone