xref: /aosp_15_r20/external/llvm/test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -loop-unroll -unroll-count=3 -S | grep bb72.2
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32 %trips) {
4*9880d681SAndroid Build Coastguard Workerentry:
5*9880d681SAndroid Build Coastguard Worker	br label %cond_true.outer
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workercond_true.outer:
8*9880d681SAndroid Build Coastguard Worker	%indvar1.ph = phi i32 [ 0, %entry ], [ %indvar.next2, %bb72 ]
9*9880d681SAndroid Build Coastguard Worker	br label %bb72
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerbb72:
12*9880d681SAndroid Build Coastguard Worker	%indvar.next2 = add i32 %indvar1.ph, 1
13*9880d681SAndroid Build Coastguard Worker	%exitcond3 = icmp eq i32 %indvar.next2, %trips
14*9880d681SAndroid Build Coastguard Worker	br i1 %exitcond3, label %cond_true138, label %cond_true.outer
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workercond_true138:
17*9880d681SAndroid Build Coastguard Worker	ret void
18*9880d681SAndroid Build Coastguard Worker}
19