1*9880d681SAndroid Build Coastguard Worker; Tests to make sure bit counts of constants are folded 2*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | grep "ret i32 19" 3*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | \ 4*9880d681SAndroid Build Coastguard Worker; RUN: grep -v declare | not grep llvm.ct 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Workerdeclare i31 @llvm.ctpop.i31(i31 %val) 7*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.cttz.i32(i32 %val, i1) 8*9880d681SAndroid Build Coastguard Workerdeclare i33 @llvm.ctlz.i33(i33 %val, i1) 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i32 %A) { 11*9880d681SAndroid Build Coastguard Worker %c1 = call i31 @llvm.ctpop.i31(i31 12415124) 12*9880d681SAndroid Build Coastguard Worker %c2 = call i32 @llvm.cttz.i32(i32 87359874, i1 true) 13*9880d681SAndroid Build Coastguard Worker %c3 = call i33 @llvm.ctlz.i33(i33 87359874, i1 true) 14*9880d681SAndroid Build Coastguard Worker %t1 = zext i31 %c1 to i32 15*9880d681SAndroid Build Coastguard Worker %t3 = trunc i33 %c3 to i32 16*9880d681SAndroid Build Coastguard Worker %r1 = add i32 %t1, %c2 17*9880d681SAndroid Build Coastguard Worker %r2 = add i32 %r1, %t3 18*9880d681SAndroid Build Coastguard Worker ret i32 %r2 19*9880d681SAndroid Build Coastguard Worker} 20