1*9880d681SAndroid Build Coastguard Worker; This is a basic sanity check for constant propagation. It tests the basic 2*9880d681SAndroid Build Coastguard Worker; arithmatic operations. 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -sccp -S | not grep mul 6*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -sccp -S | not grep umod 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i128 @test(i1 %B) { 9*9880d681SAndroid Build Coastguard Worker br i1 %B, label %BB1, label %BB2 10*9880d681SAndroid Build Coastguard WorkerBB1: 11*9880d681SAndroid Build Coastguard Worker %t1 = add i128 0, 1 12*9880d681SAndroid Build Coastguard Worker %t2 = sub i128 0, %t1 13*9880d681SAndroid Build Coastguard Worker %t3 = mul i128 %t2, -1 14*9880d681SAndroid Build Coastguard Worker br label %BB3 15*9880d681SAndroid Build Coastguard WorkerBB2: 16*9880d681SAndroid Build Coastguard Worker %f1 = udiv i128 -1, 1 17*9880d681SAndroid Build Coastguard Worker %f2 = add i128 %f1, 1 18*9880d681SAndroid Build Coastguard Worker %f3 = urem i128 %f2, 2121 19*9880d681SAndroid Build Coastguard Worker br label %BB3 20*9880d681SAndroid Build Coastguard WorkerBB3: 21*9880d681SAndroid Build Coastguard Worker %Ret = phi i128 [%t3, %BB1], [%f3, %BB2] 22*9880d681SAndroid Build Coastguard Worker ret i128 %Ret 23*9880d681SAndroid Build Coastguard Worker} 24