Test byval with a 8 bit aligned struct
; RUN: llvm-as < %s | llc -march=x86-64 | grep rep.movsl | count 2
; RUN: llvm-as < %s | llc -march=x86 | grep rep.movsb	 | count 2

%struct.s = type { i8, i8, i8, i8, i8, i8 }


define void @g(i8 signext  %a1, i8 signext  %a2, i8 signext  %a3,
	 i8 signext  %a4, i8 signext  %a5, i8 signext  %a6) {
entry:
        %a = alloca %struct.s
        %tmp = getelementptr %struct.s* %a, i32 0, i32 0
        store i8 %a1, i8* %tmp, align 8
        %tmp2 = getelementptr %struct.s* %a, i32 0, i32 1
        store i8 %a2, i8* %tmp2, align 8
        %tmp4 = getelementptr %struct.s* %a, i32 0, i32 2
        store i8 %a3, i8* %tmp4, align 8
        %tmp6 = getelementptr %struct.s* %a, i32 0, i32 3
        store i8 %a4, i8* %tmp6, align 8
        %tmp8 = getelementptr %struct.s* %a, i32 0, i32 4
        store i8 %a5, i8* %tmp8, align 8
        %tmp10 = getelementptr %struct.s* %a, i32 0, i32 5
        store i8 %a6, i8* %tmp10, align 8
        call void @f( %struct.s* %a byval )
        call void @f( %struct.s* %a byval )
        ret void
}

declare void @f(%struct.s* byval)