xref: /llvm-project/llvm/test/CodeGen/ARM/fast-isel-br-const.ll (revision 945a660cbc928a451b2a3114104c2b55e63c7bac)
1*945a660cSMehdi Amini; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
2*945a660cSMehdi Amini; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
3*945a660cSMehdi Amini; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
4d24e7e1dSChad Rosier
5d24e7e1dSChad Rosierdefine i32 @t1(i32 %a, i32 %b) nounwind uwtable ssp {
6d24e7e1dSChad Rosierentry:
7d24ab20eSStephen Lin; THUMB-LABEL: t1:
8d24ab20eSStephen Lin; ARM-LABEL: t1:
9e9abba71SEric Christopher  %x = add i32 %a, %b
10d24e7e1dSChad Rosier  br i1 1, label %if.then, label %if.else
11bd7c6e50SDerek Schuff; THUMB-NOT: b {{\.?}}LBB0_1
12bd7c6e50SDerek Schuff; ARM-NOT:  b {{\.?}}LBB0_1
13d24e7e1dSChad Rosier
14d24e7e1dSChad Rosierif.then:                                          ; preds = %entry
15d24e7e1dSChad Rosier  call void @foo1()
16d24e7e1dSChad Rosier  br label %if.end7
17d24e7e1dSChad Rosier
18d24e7e1dSChad Rosierif.else:                                          ; preds = %entry
19d24e7e1dSChad Rosier  br i1 0, label %if.then2, label %if.else3
20bd7c6e50SDerek Schuff; THUMB: b {{\.?}}LBB0_4
21bd7c6e50SDerek Schuff; ARM:  b {{\.?}}LBB0_4
22d24e7e1dSChad Rosier
23d24e7e1dSChad Rosierif.then2:                                         ; preds = %if.else
24d24e7e1dSChad Rosier  call void @foo2()
25d24e7e1dSChad Rosier  br label %if.end6
26d24e7e1dSChad Rosier
27d24e7e1dSChad Rosierif.else3:                                         ; preds = %if.else
28e9abba71SEric Christopher  %y = sub i32 %a, %b
29d24e7e1dSChad Rosier  br i1 1, label %if.then5, label %if.end
30bd7c6e50SDerek Schuff; THUMB-NOT: b {{\.?}}LBB0_5
31bd7c6e50SDerek Schuff; ARM-NOT:  b {{\.?}}LBB0_5
32d24e7e1dSChad Rosier
33d24e7e1dSChad Rosierif.then5:                                         ; preds = %if.else3
34d24e7e1dSChad Rosier  call void @foo1()
35d24e7e1dSChad Rosier  br label %if.end
36d24e7e1dSChad Rosier
37d24e7e1dSChad Rosierif.end:                                           ; preds = %if.then5, %if.else3
38d24e7e1dSChad Rosier  br label %if.end6
39d24e7e1dSChad Rosier
40d24e7e1dSChad Rosierif.end6:                                          ; preds = %if.end, %if.then2
41d24e7e1dSChad Rosier  br label %if.end7
42d24e7e1dSChad Rosier
43d24e7e1dSChad Rosierif.end7:                                          ; preds = %if.end6, %if.then
44d24e7e1dSChad Rosier  ret i32 0
45d24e7e1dSChad Rosier}
46d24e7e1dSChad Rosier
47d24e7e1dSChad Rosierdeclare void @foo1()
48d24e7e1dSChad Rosier
49d24e7e1dSChad Rosierdeclare void @foo2()
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