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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 -post-RA-scheduler=true | FileCheck %s
3
4; Widen a v3i16 to v8i16 to do a vector add
5
6@.str = internal constant [4 x i8] c"%d \00"
7@.str1 = internal constant [2 x i8] c"\0A\00"
8
9define void @update(<3 x i16>* %dst, <3 x i16>* %src, i32 %n) nounwind {
10; CHECK-LABEL: update:
11; CHECK:       # %bb.0: # %entry
12; CHECK-NEXT:    pushl %ebp
13; CHECK-NEXT:    movl %esp, %ebp
14; CHECK-NEXT:    andl $-8, %esp
15; CHECK-NEXT:    subl $40, %esp
16; CHECK-NEXT:    movl {{\.LCPI.*}}, %eax
17; CHECK-NEXT:    movdqa {{.*#+}} xmm1 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
18; CHECK-NEXT:    pcmpeqd %xmm0, %xmm0
19; CHECK-NEXT:    movw $1, {{[0-9]+}}(%esp)
20; CHECK-NEXT:    movl $0, {{[0-9]+}}(%esp)
21; CHECK-NEXT:    movl %eax, {{[0-9]+}}(%esp)
22; CHECK-NEXT:    jmp .LBB0_1
23; CHECK-NEXT:    .p2align 4, 0x90
24; CHECK-NEXT:  .LBB0_2: # %forbody
25; CHECK-NEXT:    # in Loop: Header=BB0_1 Depth=1
26; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
27; CHECK-NEXT:    movl 12(%ebp), %edx
28; CHECK-NEXT:    movl 8(%ebp), %ecx
29; CHECK-NEXT:    movd {{.*#+}} xmm2 = mem[0],zero,zero,zero
30; CHECK-NEXT:    pmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
31; CHECK-NEXT:    pinsrd $2, 4(%edx,%eax,8), %xmm2
32; CHECK-NEXT:    psubd %xmm0, %xmm2
33; CHECK-NEXT:    pextrw $4, %xmm2, 4(%ecx,%eax,8)
34; CHECK-NEXT:    pshufb %xmm1, %xmm2
35; CHECK-NEXT:    movd %xmm2, (%ecx,%eax,8)
36; CHECK-NEXT:    incl {{[0-9]+}}(%esp)
37; CHECK-NEXT:  .LBB0_1: # %forcond
38; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
39; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
40; CHECK-NEXT:    cmpl 16(%ebp), %eax
41; CHECK-NEXT:    jl .LBB0_2
42; CHECK-NEXT:  # %bb.3: # %afterfor
43; CHECK-NEXT:    movl %ebp, %esp
44; CHECK-NEXT:    popl %ebp
45; CHECK-NEXT:    retl
46entry:
47	%dst.addr = alloca <3 x i16>*
48	%src.addr = alloca <3 x i16>*
49	%n.addr = alloca i32
50	%v = alloca <3 x i16>, align 8
51	%i = alloca i32, align 4
52	store <3 x i16>* %dst, <3 x i16>** %dst.addr
53	store <3 x i16>* %src, <3 x i16>** %src.addr
54	store i32 %n, i32* %n.addr
55	store <3 x i16> < i16 1, i16 1, i16 1 >, <3 x i16>* %v
56	store i32 0, i32* %i
57	br label %forcond
58
59forcond:
60	%tmp = load i32, i32* %i
61	%tmp1 = load i32, i32* %n.addr
62	%cmp = icmp slt i32 %tmp, %tmp1
63	br i1 %cmp, label %forbody, label %afterfor
64
65forbody:
66	%tmp2 = load i32, i32* %i
67	%tmp3 = load <3 x i16>*, <3 x i16>** %dst.addr
68	%arrayidx = getelementptr <3 x i16>, <3 x i16>* %tmp3, i32 %tmp2
69	%tmp4 = load i32, i32* %i
70	%tmp5 = load <3 x i16>*, <3 x i16>** %src.addr
71	%arrayidx6 = getelementptr <3 x i16>, <3 x i16>* %tmp5, i32 %tmp4
72	%tmp7 = load <3 x i16>, <3 x i16>* %arrayidx6
73	%add = add <3 x i16> %tmp7, < i16 1, i16 1, i16 1 >
74	store <3 x i16> %add, <3 x i16>* %arrayidx
75	br label %forinc
76
77forinc:
78	%tmp8 = load i32, i32* %i
79	%inc = add i32 %tmp8, 1
80	store i32 %inc, i32* %i
81	br label %forcond
82
83afterfor:
84	ret void
85}
86
87