nuttx/arch/arm/include/stdarg.h
guoshichao 0cf0bece2e arch/strarg: provide the stdarg implementation for greenhills compiler
the greenhills compiler provide its own implementation of va_start,
va_end, va_arg, va_copy. so if we are build vela with greenhills
compiler, we should using the stdarg implementation provided by
greenhills, not our own

Signed-off-by: guoshichao <guoshichao@xiaomi.com>
2024-08-19 10:37:54 +08:00

52 lines
1.9 KiB
C

/****************************************************************************
* arch/arm/include/stdarg.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __ARCH_ARM_INCLUDE_STDARG_H
#define __ARCH_ARM_INCLUDE_STDARG_H
/****************************************************************************
* Included Files
****************************************************************************/
#ifdef __ghs__
# include <ansi/stdarg.h>
#else
/****************************************************************************
* Pre-processor Prototypes
****************************************************************************/
/* This should work with any modern gcc (newer than 3.4 or so) */
#define va_start(v,l) __builtin_va_start(v,l)
#define va_end(v) __builtin_va_end(v)
#define va_arg(v,l) __builtin_va_arg(v,l)
#define va_copy(d,s) __builtin_va_copy(d,s)
/****************************************************************************
* Public Types
****************************************************************************/
typedef __builtin_va_list va_list;
#endif
#endif /* __ARCH_ARM_INCLUDE_STDARG_H */