; RUN: llvm-as < %s | llc -march=x86-64 | grep rep.movsq | count 2 ; RUN: llvm-as < %s | llc -march=x86 | grep rep.movsl | count 2 %struct.s = type { i64, i64, i64 } define void @g(i64 %a, i64 %b, i64 %c) { entry: %d = alloca %struct.s, align 16 %tmp = getelementptr %struct.s* %d, i32 0, i32 0 store i64 %a, i64* %tmp, align 16 %tmp2 = getelementptr %struct.s* %d, i32 0, i32 1 store i64 %b, i64* %tmp2, align 16 %tmp4 = getelementptr %struct.s* %d, i32 0, i32 2 store i64 %c, i64* %tmp4, align 16 call void @f( %struct.s* %d byval) call void @f( %struct.s* %d byval) ret void } declare void @f(%struct.s* byval)