1; RUN: llc < %s -relocation-model=pic -mtriple=armv6-apple-darwin | FileCheck %s -check-prefix=ARM
2; RUN: llc < %s -relocation-model=pic -mtriple=thumbv6-apple-darwin | FileCheck %s -check-prefix=THUMB
3; RUN: llc < %s -relocation-model=static -mtriple=thumbv7-apple-darwin | FileCheck %s -check-prefix=THUMB2
4
5@nextaddr = global i8* null                       ; <i8**> [#uses=2]
6@C.0.2070 = private constant [5 x i8*] [i8* blockaddress(@foo, %L1), i8* blockaddress(@foo, %L2), i8* blockaddress(@foo, %L3), i8* blockaddress(@foo, %L4), i8* blockaddress(@foo, %L5)] ; <[5 x i8*]*> [#uses=1]
7
8define internal i32 @foo(i32 %i) nounwind {
9; ARM: foo:
10; THUMB: foo:
11; THUMB2: foo:
12entry:
13  %0 = load i8** @nextaddr, align 4               ; <i8*> [#uses=2]
14  %1 = icmp eq i8* %0, null                       ; <i1> [#uses=1]
15; indirect branch gets duplicated here
16; ARM: bx
17; THUMB: mov pc,
18; THUMB2: mov pc,
19  br i1 %1, label %bb3, label %bb2
20
21bb2:                                              ; preds = %entry, %bb3
22  %gotovar.4.0 = phi i8* [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <i8*> [#uses=1]
23; ARM: bx
24; THUMB: mov pc,
25  indirectbr i8* %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
26
27bb3:                                              ; preds = %entry
28  %2 = getelementptr inbounds [5 x i8*]* @C.0.2070, i32 0, i32 %i ; <i8**> [#uses=1]
29  %gotovar.4.0.pre = load i8** %2, align 4        ; <i8*> [#uses=1]
30  br label %bb2
31
32L5:                                               ; preds = %bb2
33  br label %L4
34
35L4:                                               ; preds = %L5, %bb2
36  %res.0 = phi i32 [ 385, %L5 ], [ 35, %bb2 ]     ; <i32> [#uses=1]
37  br label %L3
38
39L3:                                               ; preds = %L4, %bb2
40  %res.1 = phi i32 [ %res.0, %L4 ], [ 5, %bb2 ]   ; <i32> [#uses=1]
41  br label %L2
42
43L2:                                               ; preds = %L3, %bb2
44; THUMB: muls
45  %res.2 = phi i32 [ %res.1, %L3 ], [ 1, %bb2 ]   ; <i32> [#uses=1]
46  %phitmp = mul i32 %res.2, 6                     ; <i32> [#uses=1]
47  br label %L1
48
49L1:                                               ; preds = %L2, %bb2
50  %res.3 = phi i32 [ %phitmp, %L2 ], [ 2, %bb2 ]  ; <i32> [#uses=1]
51; ARM: ldr [[R1:r[0-9]+]], LCPI
52; ARM: add [[R1b:r[0-9]+]], pc, [[R1]]
53; ARM: str [[R1b]]
54; THUMB: ldr.n
55; THUMB: add
56; THUMB: ldr.n [[R2:r[0-9]+]], LCPI
57; THUMB: add [[R2]], pc
58; THUMB: str [[R2]]
59; THUMB2: ldr.n [[R2:r[0-9]+]], LCPI
60; THUMB2-NEXT: str{{(.w)?}} [[R2]]
61  store i8* blockaddress(@foo, %L5), i8** @nextaddr, align 4
62  ret i32 %res.3
63}
64; ARM: .long Ltmp0-(LPC{{.*}}+8)
65; THUMB: .long Ltmp0-(LPC{{.*}}+4)
66; THUMB2: .long Ltmp0
67