xref: /llvm-project/llvm/test/CodeGen/ARM/fast-isel-br-const.ll (revision e9abba71fe084db1699dceabd4d2ae1b75af61c9)
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  %x = add i32 %a, %b
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  %y = sub i32 %a, %b
28  br i1 1, label %if.then5, label %if.end
29; THUMB-NOT: b LBB0_5
30; ARM-NOT:  b LBB0_5
31
32if.then5:                                         ; preds = %if.else3
33  call void @foo1()
34  br label %if.end
35
36if.end:                                           ; preds = %if.then5, %if.else3
37  br label %if.end6
38
39if.end6:                                          ; preds = %if.end, %if.then2
40  br label %if.end7
41
42if.end7:                                          ; preds = %if.end6, %if.then
43  ret i32 0
44}
45
46declare void @foo1()
47
48declare void @foo2()
49