blob: 0fde2bafea5c4629edad7e0325451ae800528bf9 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
%struct.va_list = type { i8* }
; CHECK-LABEL test:
define i32 @test(i32 %X, ...) {
; Initialize variable argument processing
; CHECK-LABEL: test:
; CHECK: .cfi_startproc
; CHECK-NEXT: ; %bb.0:
; CHECK-NEXT: suba.l #8, %sp
; CHECK-NEXT: .cfi_def_cfa_offset -12
; CHECK-NEXT: lea (16,%sp), %a0
; CHECK-NEXT: move.l %a0, %d0
; CHECK-NEXT: add.l #4, %d0
; CHECK-NEXT: move.l %d0, (4,%sp)
; CHECK-NEXT: move.l %d0, (0,%sp)
; CHECK-NEXT: move.l (16,%sp), %d0
; CHECK-NEXT: adda.l #8, %sp
; CHECK-NEXT: rts
%ap = alloca %struct.va_list
%ap2 = bitcast %struct.va_list* %ap to i8*
call void @llvm.va_start(i8* %ap2)
; Read a single integer argument
%tmp = va_arg i8* %ap2, i32
; Demonstrate usage of llvm.va_copy and llvm.va_end
%aq = alloca i8*
%aq2 = bitcast i8** %aq to i8*
call void @llvm.va_copy(i8* %aq2, i8* %ap2)
call void @llvm.va_end(i8* %aq2)
; Stop processing of arguments.
call void @llvm.va_end(i8* %ap2)
ret i32 %tmp
}
declare void @llvm.va_start(i8*)
declare void @llvm.va_copy(i8*, i8*)
declare void @llvm.va_end(i8*)