1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
3
4%struct.va_list = type { i8* }
5
6define i32 @test(i32 %X, ...) {
7  ; Initialize variable argument processing
8; CHECK-LABEL: test:
9; CHECK:         .cfi_startproc
10; CHECK-NEXT:  ; %bb.0:
11; CHECK-NEXT:    suba.l #8, %sp
12; CHECK-NEXT:    .cfi_def_cfa_offset -12
13; CHECK-NEXT:    lea (16,%sp), %a0
14; CHECK-NEXT:    move.l %a0, %d0
15; CHECK-NEXT:    add.l #4, %d0
16; CHECK-NEXT:    move.l %d0, (4,%sp)
17; CHECK-NEXT:    move.l %d0, (0,%sp)
18; CHECK-NEXT:    move.l (16,%sp), %d0
19; CHECK-NEXT:    adda.l #8, %sp
20; CHECK-NEXT:    rts
21  %ap = alloca %struct.va_list
22  %ap2 = bitcast %struct.va_list* %ap to i8*
23  call void @llvm.va_start(i8* %ap2)
24
25  ; Read a single integer argument
26  %tmp = va_arg i8* %ap2, i32
27
28  ; Demonstrate usage of llvm.va_copy and llvm.va_end
29  %aq = alloca i8*
30  %aq2 = bitcast i8** %aq to i8*
31  call void @llvm.va_copy(i8* %aq2, i8* %ap2)
32  call void @llvm.va_end(i8* %aq2)
33
34  ; Stop processing of arguments.
35  call void @llvm.va_end(i8* %ap2)
36  ret i32 %tmp
37}
38
39declare void @llvm.va_start(i8*)
40declare void @llvm.va_copy(i8*, i8*)
41declare void @llvm.va_end(i8*)
42