1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mcpu=a2 -disable-lsr < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Workertarget datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64" 3*9880d681SAndroid Build Coastguard Workertarget triple = "powerpc64-unknown-linux-gnu" 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdefine i32 @test1(i64 %add, i64* %ptr) nounwind { 6*9880d681SAndroid Build Coastguard Workerentry: 7*9880d681SAndroid Build Coastguard Worker %p1 = getelementptr i64, i64* %ptr, i64 144115188075855 8*9880d681SAndroid Build Coastguard Worker br label %for.cond2.preheader 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerfor.cond2.preheader: 11*9880d681SAndroid Build Coastguard Worker %nl.018 = phi i32 [ 0, %entry ], [ %inc9, %for.end ] 12*9880d681SAndroid Build Coastguard Worker br label %for.body4 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerfor.body4: 15*9880d681SAndroid Build Coastguard Worker %lsr.iv = phi i32 [ %lsr.iv.next, %for.body4 ], [ 16000, %for.cond2.preheader ] 16*9880d681SAndroid Build Coastguard Worker %i0 = phi i64* [ %p1, %for.cond2.preheader ], [ %i6, %for.body4 ] 17*9880d681SAndroid Build Coastguard Worker %i6 = getelementptr i64, i64* %i0, i64 400000 18*9880d681SAndroid Build Coastguard Worker %i7 = getelementptr i64, i64* %i6, i64 300000 19*9880d681SAndroid Build Coastguard Worker %i8 = getelementptr i64, i64* %i6, i64 200000 20*9880d681SAndroid Build Coastguard Worker %i9 = getelementptr i64, i64* %i6, i64 100000 21*9880d681SAndroid Build Coastguard Worker store i64 %add, i64* %i6, align 32 22*9880d681SAndroid Build Coastguard Worker store i64 %add, i64* %i7, align 32 23*9880d681SAndroid Build Coastguard Worker store i64 %add, i64* %i8, align 32 24*9880d681SAndroid Build Coastguard Worker store i64 %add, i64* %i9, align 32 25*9880d681SAndroid Build Coastguard Worker %lsr.iv.next = add i32 %lsr.iv, -16 26*9880d681SAndroid Build Coastguard Worker %exitcond.15 = icmp eq i32 %lsr.iv.next, 0 27*9880d681SAndroid Build Coastguard Worker br i1 %exitcond.15, label %for.end, label %for.body4 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker; Make sure that we generate the most compact form of this loop with no 30*9880d681SAndroid Build Coastguard Worker; unnecessary moves 31*9880d681SAndroid Build Coastguard Worker; CHECK: @test1 32*9880d681SAndroid Build Coastguard Worker; CHECK: mtctr 33*9880d681SAndroid Build Coastguard Worker; CHECK: stdux 34*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: stdx 35*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: stdx 36*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: stdx 37*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: bdnz 38*9880d681SAndroid Build Coastguard Worker 39*9880d681SAndroid Build Coastguard Workerfor.end: 40*9880d681SAndroid Build Coastguard Worker %inc9 = add nsw i32 %nl.018, 1 41*9880d681SAndroid Build Coastguard Worker %exitcond = icmp eq i32 %inc9, 400000 42*9880d681SAndroid Build Coastguard Worker br i1 %exitcond, label %for.end10, label %for.cond2.preheader 43*9880d681SAndroid Build Coastguard Worker 44*9880d681SAndroid Build Coastguard Workerfor.end10: 45*9880d681SAndroid Build Coastguard Worker ret i32 0 46*9880d681SAndroid Build Coastguard Worker} 47*9880d681SAndroid Build Coastguard Worker 48