1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -memcpyopt -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-i128:128-n32:64-S128" 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo( 6*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: store 7*9880d681SAndroid Build Coastguard Worker; CHECK: call void @llvm.memset.p0i8.i64(i8* %2, i8 0, i64 8, i32 2, i1 false) 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerdefine void @foo(i64* nocapture %P) { 10*9880d681SAndroid Build Coastguard Workerentry: 11*9880d681SAndroid Build Coastguard Worker %0 = bitcast i64* %P to i16* 12*9880d681SAndroid Build Coastguard Worker %arrayidx = getelementptr inbounds i16, i16* %0, i64 1 13*9880d681SAndroid Build Coastguard Worker %1 = bitcast i16* %arrayidx to i32* 14*9880d681SAndroid Build Coastguard Worker %arrayidx1 = getelementptr inbounds i16, i16* %0, i64 3 15*9880d681SAndroid Build Coastguard Worker store i16 0, i16* %0, align 2 16*9880d681SAndroid Build Coastguard Worker store i32 0, i32* %1, align 4 17*9880d681SAndroid Build Coastguard Worker store i16 0, i16* %arrayidx1, align 2 18*9880d681SAndroid Build Coastguard Worker ret void 19*9880d681SAndroid Build Coastguard Worker} 20*9880d681SAndroid Build Coastguard Worker 21