6576306bca
All modern desgin support stack pointer and it's also an important information, so let's standardize this interface. Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
/****************************************************************************
|
|
* arch/sim/include/arch.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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/* This file should never be included directly but, rather,
|
|
* only indirectly through nuttx/arch.h
|
|
*/
|
|
|
|
#ifndef __ARCH_SIM_INCLUDE_ARCH_H
|
|
#define __ARCH_SIM_INCLUDE_ARCH_H
|
|
|
|
/****************************************************************************
|
|
* Inline functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: up_getsp
|
|
****************************************************************************/
|
|
|
|
static inline uintptr_t up_getsp(void)
|
|
{
|
|
return (uintptr_t)__builtin_frame_address(0);
|
|
}
|
|
|
|
#endif /* __ARCH_SIM_INCLUDE_ARCH_H */
|