nuttx/arch/xtensa/include/setjmp.h

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/****************************************************************************
* arch/xtensa/include/setjmp.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_XTENSA_INCLUDE_SETJUMP_H
#define __ARCH_XTENSA_INCLUDE_SETJUMP_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <arch/chip/core-isa.h>
/****************************************************************************
* Public Types
****************************************************************************/
struct setjmp_buf_s
{
#if XCHAL_HAVE_WINDOWED && !__XTENSA_CALL0_ABI__
unsigned regs[12];
unsigned save[4];
void *return_address;
#else
unsigned a0;
unsigned a1;
unsigned a12;
unsigned a13;
unsigned a14;
unsigned a15;
#endif
};
/* Traditional typedef for setjmp_buf */
typedef struct setjmp_buf_s jmp_buf[1];
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
int setjmp(jmp_buf env);
void longjmp(jmp_buf env, int val) noreturn_function;
#endif