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66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
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/* Copyright 2015-2016 Samsung Electronics Co., Ltd.
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* Copyright 2016 University of Szeged.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef JERRY_LIBC_SETJMP_H
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#define JERRY_LIBC_SETJMP_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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/**
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* Storage for context, used for nonlocal goto
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*
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* x86_64 (8 * 8 + 2 bytes):
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* 0x00 - %rsp
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* 0x08 - return address
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* 0x10 - %rbp
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* 0x18 - %rbx
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* 0x20 - %r12
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* 0x28 - %r13
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* 0x30 - %r14
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* 0x38 - %r15
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* 0x40 - x87 control word
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*
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* x86_32 (6 * 4 + 2 bytes):
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* - %ebx
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* - %esp
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* - %ebp
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* - %esi
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* - %edi
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* - return address (to jump to upon longjmp)
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* - x87 control word
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*
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* ARMv7 (10 * 4 + 16 * 4 bytes):
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* - r4 - r11, sp, lr
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* - s16 - s31 (if hardfp enabled)
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*
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* See also:
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* setjmp, longjmp
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*/
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typedef uint64_t jmp_buf[14];
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int setjmp (jmp_buf env);
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void longjmp (jmp_buf env, int val);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* !JERRY_LIBC_SETJMP_H */
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