63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/****************************************************************************
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* arch/risc-v/include/setjmp.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_SETJUMP_H
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#define __ARCH_RISCV_INCLUDE_SETJUMP_H
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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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#include <nuttx/compiler.h>
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#include <stdint.h>
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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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uintptr_t regs[14];
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/* Float callee register : fs0-fs11 */
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#ifdef CONFIG_ARCH_QPFPU
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long double fregs[12];
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#elif defined(CONFIG_ARCH_DPFPU)
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double fregs[12];
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#elif defined(CONFIG_ARCH_FPU)
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float fregs[12];
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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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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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int setjmp(jmp_buf env);
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void longjmp(jmp_buf env, int val) noreturn_function;
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#endif
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