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| ; RUN: llc < %s -march=avr | FileCheck %s
; CHECK-LABEL: ret_void_args_i64_i64_i32
define void @ret_void_args_i64_i64_i32(i64 %a, i64 %b, i32 %c) {
; We're goign to clobber PTRREG Y
; CHECK: push r28
; CHECK-NEXT: push r29
; Load the stack pointer into Y.
; CHECK-NEXT: in r28, 61
; CHECK-NEXT: in r29, 62
; Load the top two bytes from the 32-bit int.
; CHECK-NEXT: ldd r24, Y+5
; CHECK-NEXT: ldd r25, Y+6
; Store the top two bytes of the 32-bit int to memory.
; CHECK-NEXT: sts 7, r25
; CHECK-NEXT: sts 6, r24
; Load the bottom two bytes from the 32-bit int.
; CHECK-NEXT: ldd r24, Y+3
; CHECK-NEXT: ldd r25, Y+4
; Store the bottom two bytes of the 32-bit int to memory.
; CHECK-NEXT: sts 5, r25
; CHECK-NEXT: sts 4, r24
; Restore PTRREG Y
; CHECK-NEXT: pop r29
; CHECK-NEXT: pop r28
store volatile i32 %c, i32* inttoptr (i64 4 to i32*)
ret void
}
|