internalfunc.ll
1.74 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
; RUN: llc < %s -march=mipsel -relocation-model=pic | FileCheck %s
@caller.sf1 = internal unnamed_addr global void (...)* null, align 4
@gf1 = external global void (...)*
@.str = private unnamed_addr constant [3 x i8] c"f2\00"
define i32 @main(i32 %argc, i8** nocapture %argv) nounwind {
entry:
; CHECK: lw $[[R0:[0-9]+]], %got(f2)
; CHECK: addiu $25, $[[R0]], %lo(f2)
tail call fastcc void @f2()
ret i32 0
}
define void @caller(i32 %a0, i32 %a1) nounwind {
entry:
; CHECK: lw $[[R1:[0-9]+]], %got(caller.sf1)
; CHECK: lw $25, %lo(caller.sf1)($[[R1]])
%tobool = icmp eq i32 %a1, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%tmp1 = load void (...)*, void (...)** @caller.sf1, align 4
tail call void (...) %tmp1() nounwind
br label %if.end
if.end: ; preds = %entry, %if.then
; CHECK: lw $[[R2:[0-9]+]], %got(sf2)
; CHECK: addiu ${{[0-9]+}}, $[[R2]], %lo(sf2)
; CHECK: lw $[[R3:[0-9]+]], %got(caller.sf1)
; CHECK: sw ${{[0-9]+}}, %lo(caller.sf1)($[[R3]])
%tobool3 = icmp ne i32 %a0, 0
%tmp4 = load void (...)*, void (...)** @gf1, align 4
%cond = select i1 %tobool3, void (...)* %tmp4, void (...)* bitcast (void ()* @sf2 to void (...)*)
store void (...)* %cond, void (...)** @caller.sf1, align 4
ret void
}
define internal void @sf2() nounwind {
entry:
%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0)) nounwind
ret void
}
declare i32 @printf(i8* nocapture, ...) nounwind
define internal fastcc void @f2() nounwind noinline {
entry:
%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0)) nounwind
ret void
}