xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb2/thumb2-ifcvt3.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=thumbv7-apple-darwin -arm-atomic-cfg-tidy=0 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=thumbv7-apple-darwin -arm-atomic-cfg-tidy=0 -arm-default-it | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=thumbv8-apple-darwin -arm-atomic-cfg-tidy=0 -arm-no-restrict-it | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; There shouldn't be a unconditional branch at end of bb52.
6*9880d681SAndroid Build Coastguard Worker; rdar://7184787
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker@posed = external global i64                      ; <i64*> [#uses=1]
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i1 @ab_bb52(i64 %.reload78, i64* %.out, i64* %.out1) nounwind {
11*9880d681SAndroid Build Coastguard WorkernewFuncRoot:
12*9880d681SAndroid Build Coastguard Worker  br label %bb52
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerbb52.bb55_crit_edge.exitStub:                     ; preds = %bb52
15*9880d681SAndroid Build Coastguard Worker  store i64 %0, i64* %.out
16*9880d681SAndroid Build Coastguard Worker  store i64 %2, i64* %.out1
17*9880d681SAndroid Build Coastguard Worker  ret i1 true
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerbb52.bb53_crit_edge.exitStub:                     ; preds = %bb52
20*9880d681SAndroid Build Coastguard Worker  store i64 %0, i64* %.out
21*9880d681SAndroid Build Coastguard Worker  store i64 %2, i64* %.out1
22*9880d681SAndroid Build Coastguard Worker  ret i1 false
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerbb52:                                             ; preds = %newFuncRoot
25*9880d681SAndroid Build Coastguard Worker; CHECK: movne
26*9880d681SAndroid Build Coastguard Worker; CHECK: moveq
27*9880d681SAndroid Build Coastguard Worker; CHECK: pop
28*9880d681SAndroid Build Coastguard Worker  %0 = load i64, i64* @posed, align 4                  ; <i64> [#uses=3]
29*9880d681SAndroid Build Coastguard Worker  %1 = sub i64 %0, %.reload78                     ; <i64> [#uses=1]
30*9880d681SAndroid Build Coastguard Worker  %2 = ashr i64 %1, 1                             ; <i64> [#uses=3]
31*9880d681SAndroid Build Coastguard Worker  %3 = icmp eq i64 %2, 0                          ; <i1> [#uses=1]
32*9880d681SAndroid Build Coastguard Worker  br i1 %3, label %bb52.bb55_crit_edge.exitStub, label %bb52.bb53_crit_edge.exitStub
33*9880d681SAndroid Build Coastguard Worker}
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