xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/fast-isel-br-const.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; 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*9880d681SAndroid Build Coastguard Worker; 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*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @t1(i32 %a, i32 %b) nounwind uwtable ssp {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker; THUMB-LABEL: t1:
8*9880d681SAndroid Build Coastguard Worker; ARM-LABEL: t1:
9*9880d681SAndroid Build Coastguard Worker  %x = add i32 %a, %b
10*9880d681SAndroid Build Coastguard Worker  br i1 1, label %if.then, label %if.else
11*9880d681SAndroid Build Coastguard Worker; THUMB-NOT: b {{\.?}}LBB0_1
12*9880d681SAndroid Build Coastguard Worker; ARM-NOT:  b {{\.?}}LBB0_1
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerif.then:                                          ; preds = %entry
15*9880d681SAndroid Build Coastguard Worker  call void @foo1()
16*9880d681SAndroid Build Coastguard Worker  br label %if.end7
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Workerif.else:                                          ; preds = %entry
19*9880d681SAndroid Build Coastguard Worker  br i1 0, label %if.then2, label %if.else3
20*9880d681SAndroid Build Coastguard Worker; THUMB: b {{\.?}}LBB0_4
21*9880d681SAndroid Build Coastguard Worker; ARM:  b {{\.?}}LBB0_4
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerif.then2:                                         ; preds = %if.else
24*9880d681SAndroid Build Coastguard Worker  call void @foo2()
25*9880d681SAndroid Build Coastguard Worker  br label %if.end6
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerif.else3:                                         ; preds = %if.else
28*9880d681SAndroid Build Coastguard Worker  %y = sub i32 %a, %b
29*9880d681SAndroid Build Coastguard Worker  br i1 1, label %if.then5, label %if.end
30*9880d681SAndroid Build Coastguard Worker; THUMB-NOT: b {{\.?}}LBB0_5
31*9880d681SAndroid Build Coastguard Worker; ARM-NOT:  b {{\.?}}LBB0_5
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Workerif.then5:                                         ; preds = %if.else3
34*9880d681SAndroid Build Coastguard Worker  call void @foo1()
35*9880d681SAndroid Build Coastguard Worker  br label %if.end
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Workerif.end:                                           ; preds = %if.then5, %if.else3
38*9880d681SAndroid Build Coastguard Worker  br label %if.end6
39*9880d681SAndroid Build Coastguard Worker
40*9880d681SAndroid Build Coastguard Workerif.end6:                                          ; preds = %if.end, %if.then2
41*9880d681SAndroid Build Coastguard Worker  br label %if.end7
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workerif.end7:                                          ; preds = %if.end6, %if.then
44*9880d681SAndroid Build Coastguard Worker  ret i32 0
45*9880d681SAndroid Build Coastguard Worker}
46*9880d681SAndroid Build Coastguard Worker
47*9880d681SAndroid Build Coastguard Workerdeclare void @foo1()
48*9880d681SAndroid Build Coastguard Worker
49*9880d681SAndroid Build Coastguard Workerdeclare void @foo2()
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