1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s
3
4; Check that a <4 x float> compare is generated and that we are
5; not stuck in an endless loop.
6
7define void @cmp_2_floats() {
8; CHECK-LABEL: cmp_2_floats:
9; CHECK:       # BB#0: # %entry
10; CHECK-NEXT:    cmpordps %xmm0, %xmm0
11; CHECK-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
12; CHECK-NEXT:    psllq $32, %xmm0
13; CHECK-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
14; CHECK-NEXT:    psrad $31, %xmm0
15; CHECK-NEXT:    pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3],xmm1[4,5],xmm0[6,7]
16; CHECK-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
17; CHECK-NEXT:    pslld $31, %xmm0
18; CHECK-NEXT:    blendvps %xmm0, %xmm0
19; CHECK-NEXT:    movlps %xmm0, (%rax)
20; CHECK-NEXT:    retq
21entry:
22  %0 = fcmp oeq <2 x float> undef, undef
23  %1 = select <2 x i1> %0, <2 x float> undef, <2 x float> undef
24  store <2 x float> %1, <2 x float>* undef
25  ret void
26}
27
28define void @cmp_2_doubles() {
29; CHECK-LABEL: cmp_2_doubles:
30; CHECK:       # BB#0: # %entry
31; CHECK-NEXT:    cmpordpd %xmm0, %xmm0
32; CHECK-NEXT:    blendvpd %xmm0, %xmm0
33; CHECK-NEXT:    movapd %xmm0, (%rax)
34; CHECK-NEXT:    retq
35entry:
36  %0 = fcmp oeq <2 x double> undef, undef
37  %1 = select <2 x i1> %0, <2 x double> undef, <2 x double> undef
38  store <2 x double> %1, <2 x double>* undef
39  ret void
40}
41
42define void @mp_11193(<8 x float> * nocapture %aFOO, <8 x float>* nocapture %RET) nounwind {
43; CHECK-LABEL: mp_11193:
44; CHECK:       # BB#0: # %allocas
45; CHECK-NEXT:    movl $-1082130432, (%rsi) # imm = 0xBF800000
46; CHECK-NEXT:    retq
47allocas:
48  %bincmp = fcmp olt <8 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00> , <float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00>
49  %t = extractelement <8 x i1> %bincmp, i32 0
50  %ft = sitofp i1 %t to float
51  %pp = bitcast <8 x float>* %RET to float*
52  store float %ft, float* %pp
53  ret void
54}
55
56