1; RUN: llc < %s -march=avr | FileCheck %s
2
3; CHECK-LABEL: ret_void_args_i64_i64_i32
4define void @ret_void_args_i64_i64_i32(i64 %a, i64 %b, i32 %c) {
5  ; We're goign to clobber PTRREG Y
6  ; CHECK:      push    r28
7  ; CHECK-NEXT: push    r29
8
9  ; Load the stack pointer into Y.
10  ; CHECK-NEXT: in      r28, 61
11  ; CHECK-NEXT: in      r29, 62
12
13  ; Load the top two bytes from the 32-bit int.
14  ; CHECK-NEXT: ldd     r24, Y+7
15  ; CHECK-NEXT: ldd     r25, Y+8
16  ; Store the top two bytes of the 32-bit int to memory.
17  ; CHECK-NEXT: sts     7, r25
18  ; CHECK-NEXT: sts     6, r24
19
20  ; Load the bottom two bytes from the 32-bit int.
21  ; CHECK-NEXT: ldd     r24, Y+5
22  ; CHECK-NEXT: ldd     r25, Y+6
23  ; Store the bottom two bytes of the 32-bit int to memory.
24  ; CHECK-NEXT: sts     5, r25
25  ; CHECK-NEXT: sts     4, r24
26
27  ; Restore PTRREG Y
28  ; CHECK-NEXT: pop     r29
29  ; CHECK-NEXT: pop     r28
30  store volatile i32 %c, i32* inttoptr (i64 4 to i32*)
31  ret void
32}
33