1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -S -loop-unroll -pass-remarks=loop-unroll -unroll-count=16 2>&1 | FileCheck -check-prefix=COMPLETE-UNROLL %s 2*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -S -loop-unroll -pass-remarks=loop-unroll -unroll-count=4 2>&1 | FileCheck -check-prefix=PARTIAL-UNROLL %s 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; COMPLETE-UNROLL: remark: {{.*}}: completely unrolled loop with 16 iterations 5*9880d681SAndroid Build Coastguard Worker; PARTIAL-UNROLL: remark: {{.*}}: unrolled loop by a factor of 4 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Workerdefine i32 @sum() { 8*9880d681SAndroid Build Coastguard Workerentry: 9*9880d681SAndroid Build Coastguard Worker br label %for.body 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Workerfor.body: ; preds = %for.body, %entry 12*9880d681SAndroid Build Coastguard Worker %s.06 = phi i32 [ 0, %entry ], [ %add1, %for.body ] 13*9880d681SAndroid Build Coastguard Worker %i.05 = phi i32 [ 0, %entry ], [ %inc, %for.body ] 14*9880d681SAndroid Build Coastguard Worker %add = add nsw i32 %i.05, 4 15*9880d681SAndroid Build Coastguard Worker %call = tail call i32 @baz(i32 %add) #2 16*9880d681SAndroid Build Coastguard Worker %add1 = add nsw i32 %call, %s.06 17*9880d681SAndroid Build Coastguard Worker %inc = add nsw i32 %i.05, 1 18*9880d681SAndroid Build Coastguard Worker %exitcond = icmp eq i32 %inc, 16 19*9880d681SAndroid Build Coastguard Worker br i1 %exitcond, label %for.end, label %for.body 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Workerfor.end: ; preds = %for.body 22*9880d681SAndroid Build Coastguard Worker ret i32 %add1 23*9880d681SAndroid Build Coastguard Worker} 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Workerdeclare i32 @baz(i32) 26