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gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / 46d061dd28ff63dc5f1bc7a03f88efcb691a9ec9 / . / test / CodeGen / X86 / pic.ll
blob: 97e37061b1e0275cc561fe7ee11fbdcd885754a2 [file] [log] [blame]
Chris Lattner46d061d2009-09-03 06:29:23 +0000[diff] [blame^]1; RUN: llc < %s -mtriple=i686-pc-linux-gnu -relocation-model=pic | FileCheck %s -check-prefix=LINUX
Anton Korobeynikov7f705592007-01-12 19:20:47 +0000[diff] [blame]2
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]3@ptr = external global i32*
4@dst = external global i32
5@src = external global i32
Anton Korobeynikov7f705592007-01-12 19:20:47 +0000[diff] [blame]6
Chris Lattner46d061d2009-09-03 06:29:23 +0000[diff] [blame^]7define void @test1() nounwind {
Anton Korobeynikov7f705592007-01-12 19:20:47 +0000[diff] [blame]8entry:
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]9 store i32* @dst, i32** @ptr
10 %tmp.s = load i32* @src
11 store i32 %tmp.s, i32* @dst
Anton Korobeynikov7f705592007-01-12 19:20:47 +0000[diff] [blame]12 ret void
Chris Lattner46d061d2009-09-03 06:29:23 +0000[diff] [blame^]13
14; LINUX: test1:
15; LINUX: .LBB1_0:
16; LINUX: call .Lllvm$1.$piclabel
17; LINUX-NEXT: .Lllvm$1.$piclabel:
18; LINUX-NEXT: popl
19; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$1.$piclabel],
20; LINUX: movl dst@GOT(%eax),
21; LINUX: movl ptr@GOT(%eax),
22; LINUX: movl src@GOT(%eax),
23; LINUX: ret
24}
25
26@ptr2 = global i32* null
27@dst2 = global i32 0
28@src2 = global i32 0
29
30define void @test2() nounwind {
31entry:
32 store i32* @dst2, i32** @ptr2
33 %tmp.s = load i32* @src2
34 store i32 %tmp.s, i32* @dst2
35 ret void
36
37; LINUX: test2:
38; LINUX: call .Lllvm$2.$piclabel
39; LINUX-NEXT: .Lllvm$2.$piclabel:
40; LINUX-NEXT: popl
41; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$2.$piclabel], %eax
42; LINUX: movl dst2@GOT(%eax),
43; LINUX: movl ptr2@GOT(%eax),
44; LINUX: movl src2@GOT(%eax),
45; LINUX: ret
46
47}
48
49declare i8* @malloc(i32)
50
51define void @test3() nounwind {
52entry:
53 %ptr = call i8* @malloc(i32 40)
54 ret void
55; LINUX: test3:
56; LINUX: pushl %ebx
57; LINUX-NEXT: subl $8, %esp
58; LINUX-NEXT: call .Lllvm$3.$piclabel
59; LINUX-NEXT: .Lllvm$3.$piclabel:
60; LINUX-NEXT: popl %ebx
61; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$3.$piclabel], %ebx
62; LINUX: movl $40, (%esp)
63; LINUX: call malloc@PLT
64; LINUX: addl $8, %esp
65; LINUX: popl %ebx
66; LINUX: ret
67}
68
69@pfoo = external global void(...)*
70
71define void @test4() nounwind {
72entry:
73 %tmp = call void(...)*(...)* @afoo()
74 store void(...)* %tmp, void(...)** @pfoo
75 %tmp1 = load void(...)** @pfoo
76 call void(...)* %tmp1()
77 ret void
78; LINUX: test4:
79; LINUX: call .Lllvm$4.$piclabel
80; LINUX-NEXT: .Lllvm$4.$piclabel:
81; LINUX: popl
82; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$4.$piclabel],
83; LINUX: movl pfoo@GOT(%esi),
84; LINUX: call afoo@PLT
85; LINUX: call *
86}
87
88declare void(...)* @afoo(...)
89
90define void @test5() nounwind {
91entry:
92 call void(...)* @foo()
93 ret void
94; LINUX: test5:
95; LINUX: call .Lllvm$5.$piclabel
96; LINUX: popl %ebx
97; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$5.$piclabel], %ebx
98; LINUX: call foo@PLT
99}
100
101declare void @foo(...)
102
103
104@ptr6 = internal global i32* null
105@dst6 = internal global i32 0
106@src6 = internal global i32 0
107
108define void @test6() nounwind {
109entry:
110 store i32* @dst6, i32** @ptr6
111 %tmp.s = load i32* @src6
112 store i32 %tmp.s, i32* @dst6
113 ret void
114
115; LINUX: test6:
116; LINUX: call .Lllvm$6.$piclabel
117; LINUX-NEXT: .Lllvm$6.$piclabel:
118; LINUX-NEXT: popl %eax
119; LINUX: addl $_GLOBAL_OFFSET_TABLE_ + [.-.Lllvm$6.$piclabel], %eax
120; LINUX: leal dst6@GOTOFF(%eax), %ecx
121; LINUX: movl %ecx, ptr6@GOTOFF(%eax)
122; LINUX: movl src6@GOTOFF(%eax), %ecx
123; LINUX: movl %ecx, dst6@GOTOFF(%eax)
124; LINUX: ret
Anton Korobeynikov7f705592007-01-12 19:20:47 +0000[diff] [blame]125}
126