1; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=nehalem < %s | FileCheck %s 2 3@a = common global [3 x i64] zeroinitializer, align 16 4 5define i32 @main() nounwind ssp { 6; CHECK: movups 7entry: 8 %retval = alloca i32, align 4 9 store i32 0, ptr %retval 10 call void @llvm.memset.p0.i64(ptr getelementptr inbounds ([3 x i64], ptr @a, i32 0, i64 1), i8 0, i64 16, i1 false) 11 %0 = load i32, ptr %retval 12 ret i32 %0 13} 14 15declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) nounwind 16