99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
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/****************************************************************************
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* arch/arm/include/setjmp.h
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*
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* Copyright (C) 2019 Gregory Nutt. All rights reserved.
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* Author: David S. Alessio <David@DSA.Consulting>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __ARCH_ARM_INCLUDE_SETJUMP_H
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#define __ARCH_ARM_INCLUDE_SETJUMP_H 1
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifdef CONFIG_ARCH_ARMV7M
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct setjmp_buf_s
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{
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/* Note: core registers r0-r3 are caller-saved */
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unsigned r4;
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unsigned r5;
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unsigned r6;
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unsigned r7;
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unsigned r8;
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unsigned r9;
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unsigned r10;
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unsigned r11;
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unsigned ip; /* this is really sp */
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unsigned lr;
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#ifdef CONFIG_ARCH_FPU
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/* note: FPU registers s0-s15 are caller-saved */
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float s16;
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float s17;
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float s18;
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float s19;
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float s20;
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float s21;
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float s22;
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float s23;
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float s24;
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float s25;
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float s26;
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float s27;
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float s28;
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float s29;
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float s30;
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float s31;
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unsigned fpscr;
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#endif
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};
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/* Traditional typedef for setjmp_buf */
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typedef struct setjmp_buf_s jmp_buf[1];
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#else
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# error "setjmp() not compiled!"
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#endif /* CONFIG_ARCH_ARMV7M */
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#endif /* __ARCH_ARM_INCLUDE_SETJUMP_H */
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