xref: /llvm-project/llvm/test/CodeGen/ARM/fast-isel-br-const.ll (revision 68132d80936c4a708cc12fdb08c0aba1e8ecd5b7)
1; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
2; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
3
4define i32 @t1(i32 %a, i32 %b) nounwind uwtable ssp {
5entry:
6; THUMB: t1:
7; ARM: t1:
8
9  br i1 1, label %if.then, label %if.else
10; THUMB-NOT: b LBB0_1
11; ARM-NOT:  b LBB0_1
12
13if.then:                                          ; preds = %entry
14  call void @foo1()
15  br label %if.end7
16
17if.else:                                          ; preds = %entry
18  br i1 0, label %if.then2, label %if.else3
19; THUMB: b LBB0_4
20; ARM:  b LBB0_4
21
22if.then2:                                         ; preds = %if.else
23  call void @foo2()
24  br label %if.end6
25
26if.else3:                                         ; preds = %if.else
27  br i1 1, label %if.then5, label %if.end
28; THUMB-NOT: b LBB0_5
29; ARM-NOT:  b LBB0_5
30
31if.then5:                                         ; preds = %if.else3
32  call void @foo1()
33  br label %if.end
34
35if.end:                                           ; preds = %if.then5, %if.else3
36  br label %if.end6
37
38if.end6:                                          ; preds = %if.end, %if.then2
39  br label %if.end7
40
41if.end7:                                          ; preds = %if.end6, %if.then
42  ret i32 0
43}
44
45declare void @foo1()
46
47declare void @foo2()
48