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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s -check-prefix=X64
3; RUN: llc < %s -mtriple=i686-unknown   | FileCheck %s -check-prefix=X86
4
5%struct.SA = type { i32 , i32 , i32 , i32 , i32};
6
7define void @foo(%struct.SA* nocapture %ctx, i32 %n) local_unnamed_addr #0 {
8; X64-LABEL: foo:
9; X64:       # %bb.0: # %entry
10; X64-NEXT:    movl 16(%rdi), %eax
11; X64-NEXT:    movl (%rdi), %ecx
12; X64-NEXT:    addl %eax, %ecx
13; X64-NEXT:    addl %eax, %ecx
14; X64-NEXT:    addl %eax, %ecx
15; X64-NEXT:    leal (%rcx,%rax), %edx
16; X64-NEXT:    leal 1(%rax,%rcx), %ecx
17; X64-NEXT:    movl %ecx, 12(%rdi)
18; X64-NEXT:    leal 1(%rax,%rdx), %eax
19; X64-NEXT:    movl %eax, 16(%rdi)
20; X64-NEXT:    retq
21;
22; X86-LABEL: foo:
23; X86:       # %bb.0: # %entry
24; X86-NEXT:    pushl %esi
25; X86-NEXT:    .cfi_def_cfa_offset 8
26; X86-NEXT:    .cfi_offset %esi, -8
27; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
28; X86-NEXT:    movl 16(%eax), %ecx
29; X86-NEXT:    movl (%eax), %edx
30; X86-NEXT:    addl %ecx, %edx
31; X86-NEXT:    addl %ecx, %edx
32; X86-NEXT:    addl %ecx, %edx
33; X86-NEXT:    leal 1(%ecx,%edx), %esi
34; X86-NEXT:    addl %ecx, %edx
35; X86-NEXT:    movl %esi, 12(%eax)
36; X86-NEXT:    leal 1(%ecx,%edx), %ecx
37; X86-NEXT:    movl %ecx, 16(%eax)
38; X86-NEXT:    popl %esi
39; X86-NEXT:    .cfi_def_cfa_offset 4
40; X86-NEXT:    retl
41 entry:
42   %h0 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 0
43   %0 = load i32, i32* %h0, align 8
44   %h3 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 3
45   %h4 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 4
46   %1 = load i32, i32* %h4, align 8
47   %add  = add i32 %0  , 1
48   %add1 = add i32 %add, %1
49   %add2 = add i32 %add1, %1
50   %add3 = add i32 %add2, %1
51   %add4 = add i32 %add3, %1
52   store i32 %add4, i32* %h3, align 4
53   %add29 = add i32 %add4, %1
54   store i32 %add29, i32* %h4, align 8
55   ret void
56}
57
58
59
60define void @foo_loop(%struct.SA* nocapture %ctx, i32 %n) local_unnamed_addr #0 {
61; X64-LABEL: foo_loop:
62; X64:       # %bb.0: # %entry
63; X64-NEXT:    .p2align 4, 0x90
64; X64-NEXT:  .LBB1_1: # %loop
65; X64-NEXT:    # =>This Inner Loop Header: Depth=1
66; X64-NEXT:    movl (%rdi), %ecx
67; X64-NEXT:    movl 16(%rdi), %eax
68; X64-NEXT:    leal 1(%rcx,%rax), %edx
69; X64-NEXT:    movl %edx, 12(%rdi)
70; X64-NEXT:    decl %esi
71; X64-NEXT:    jne .LBB1_1
72; X64-NEXT:  # %bb.2: # %exit
73; X64-NEXT:    addl %eax, %ecx
74; X64-NEXT:    leal 1(%rax,%rcx), %ecx
75; X64-NEXT:    addl %eax, %ecx
76; X64-NEXT:    addl %eax, %ecx
77; X64-NEXT:    addl %eax, %ecx
78; X64-NEXT:    addl %eax, %ecx
79; X64-NEXT:    addl %eax, %ecx
80; X64-NEXT:    addl %eax, %ecx
81; X64-NEXT:    movl %ecx, 16(%rdi)
82; X64-NEXT:    retq
83;
84; X86-LABEL: foo_loop:
85; X86:       # %bb.0: # %entry
86; X86-NEXT:    pushl %edi
87; X86-NEXT:    .cfi_def_cfa_offset 8
88; X86-NEXT:    pushl %esi
89; X86-NEXT:    .cfi_def_cfa_offset 12
90; X86-NEXT:    .cfi_offset %esi, -12
91; X86-NEXT:    .cfi_offset %edi, -8
92; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
93; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
94; X86-NEXT:    .p2align 4, 0x90
95; X86-NEXT:  .LBB1_1: # %loop
96; X86-NEXT:    # =>This Inner Loop Header: Depth=1
97; X86-NEXT:    movl (%eax), %esi
98; X86-NEXT:    movl 16(%eax), %ecx
99; X86-NEXT:    leal 1(%esi,%ecx), %edi
100; X86-NEXT:    movl %edi, 12(%eax)
101; X86-NEXT:    decl %edx
102; X86-NEXT:    jne .LBB1_1
103; X86-NEXT:  # %bb.2: # %exit
104; X86-NEXT:    addl %ecx, %esi
105; X86-NEXT:    leal 1(%ecx,%esi), %edx
106; X86-NEXT:    addl %ecx, %edx
107; X86-NEXT:    addl %ecx, %edx
108; X86-NEXT:    addl %ecx, %edx
109; X86-NEXT:    addl %ecx, %edx
110; X86-NEXT:    addl %ecx, %edx
111; X86-NEXT:    addl %ecx, %edx
112; X86-NEXT:    movl %edx, 16(%eax)
113; X86-NEXT:    popl %esi
114; X86-NEXT:    .cfi_def_cfa_offset 8
115; X86-NEXT:    popl %edi
116; X86-NEXT:    .cfi_def_cfa_offset 4
117; X86-NEXT:    retl
118 entry:
119   br label %loop
120
121 loop:
122   %iter = phi i32 [%n ,%entry ] ,[ %iter.ctr ,%loop]
123   %h0 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 0
124   %0 = load i32, i32* %h0, align 8
125   %h3 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 3
126   %h4 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 4
127   %1 = load i32, i32* %h4, align 8
128   %add = add i32 %0, 1
129   %add4 = add i32 %add, %1
130   store i32 %add4, i32* %h3, align 4
131   %add291 = add i32 %add4, %1
132   %add292 = add i32 %add291, %1
133   %add293 = add i32 %add292, %1
134   %add294 = add i32 %add293, %1
135   %add295 = add i32 %add294, %1
136   %add296 = add i32 %add295, %1
137   %add29 = add i32 %add296, %1
138   %iter.ctr = sub i32 %iter , 1
139   %res = icmp ne i32 %iter.ctr , 0
140   br i1 %res , label %loop , label %exit
141
142 exit:
143   store i32 %add29, i32* %h4, align 8
144   ret void
145}
146