xref: /aosp_15_r20/external/llvm/test/Transforms/GVN/rle-semidominated.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -S | grep "DEAD = phi i32 "
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @main(i32* %p, i32 %x, i32 %y) {
4*9880d681SAndroid Build Coastguard Workerblock1:
5*9880d681SAndroid Build Coastguard Worker  %z = load i32, i32* %p
6*9880d681SAndroid Build Coastguard Worker  %cmp = icmp eq i32 %x, %y
7*9880d681SAndroid Build Coastguard Worker	br i1 %cmp, label %block2, label %block3
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerblock2:
10*9880d681SAndroid Build Coastguard Worker br label %block4
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Workerblock3:
13*9880d681SAndroid Build Coastguard Worker  %b = bitcast i32 0 to i32
14*9880d681SAndroid Build Coastguard Worker  store i32 %b, i32* %p
15*9880d681SAndroid Build Coastguard Worker  br label %block4
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerblock4:
18*9880d681SAndroid Build Coastguard Worker  %DEAD = load i32, i32* %p
19*9880d681SAndroid Build Coastguard Worker  ret i32 %DEAD
20*9880d681SAndroid Build Coastguard Worker}
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