134 lines
3.6 KiB
C++
134 lines
3.6 KiB
C++
/*
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*
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* libcontext - a slightly more portable version of boost::context
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*
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* Copyright Martin Husemann 2013.
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* Copyright Oliver Kowalke 2009.
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* Copyright Sergue E. Leontiev 2013.
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* Copyright Thomas Sailer 2013.
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* Minor modifications by Tomasz Wlostowski 2016.
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*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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*/
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#ifndef __LIBCONTEXT_H
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#define __LIBCONTEXT_H
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#include <cstddef>
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#include <cstdint>
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#include <cstdio>
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#if defined(__GNUC__) || defined(__APPLE__) || defined(__FreeBSD__)
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#undef LIBCONTEXT_HAS_OWN_STACK
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#define LIBCONTEXT_COMPILER_gcc
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#if defined(__linux__) || defined(__FreeBSD__)
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#if defined(__x86_64__) || defined(__amd64__)
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#define LIBCONTEXT_PLATFORM_linux_x86_64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif __i386__
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#define LIBCONTEXT_PLATFORM_linux_i386
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#define LIBCONTEXT_CALL_CONVENTION
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#elif __arm__
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#define LIBCONTEXT_PLATFORM_linux_arm32
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#define LIBCONTEXT_CALL_CONVENTION
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#elif __aarch64__
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#define LIBCONTEXT_PLATFORM_linux_arm64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif (__loongarch__ && _LOONGARCH_SIM == _ABILP64)
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#define LIBCONTEXT_PLATFORM_linux_loong64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif (__mips__ && _MIPS_SIM == _ABI64)
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#define LIBCONTEXT_PLATFORM_linux_mips_n64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif __powerpc__
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#ifdef _ARCH_PPC64
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#define LIBCONTEXT_PLATFORM_linux_ppc64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif defined _ARCH_PPC
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#define LIBCONTEXT_PLATFORM_linux_ppc32
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#define LIBCONTEXT_CALL_CONVENTION
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#endif
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#elif defined(__riscv)
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#if __riscv_xlen == 64
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#define LIBCONTEXT_PLATFORM_linux_riscv64
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#define LIBCONTEXT_CALL_CONVENTION
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#endif
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#endif
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#elif defined(__MINGW32__) || defined(__MINGW64__)
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#if defined(__x86_64__)
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#define LIBCONTEXT_COMPILER_gcc
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#define LIBCONTEXT_PLATFORM_windows_x86_64
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#define LIBCONTEXT_CALL_CONVENTION
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#endif
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#if defined(__i386__)
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#define LIBCONTEXT_COMPILER_gcc
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#define LIBCONTEXT_PLATFORM_windows_i386
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#define LIBCONTEXT_CALL_CONVENTION __cdecl
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#endif
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#elif defined(__APPLE__) && defined(__MACH__)
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#if defined(__i386__)
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#define LIBCONTEXT_PLATFORM_apple_i386
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#define LIBCONTEXT_CALL_CONVENTION
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#elif defined(__x86_64__)
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#define LIBCONTEXT_PLATFORM_apple_x86_64
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#define LIBCONTEXT_CALL_CONVENTION
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#elif __aarch64__
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#define LIBCONTEXT_PLATFORM_apple_arm64
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#define LIBCONTEXT_CALL_CONVENTION
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#endif
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#endif
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#elif defined (_MSC_VER )
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#if defined( LIBCONTEXT_USE_WINFIBER )
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#define LIBCONTEXT_HAS_OWN_STACK
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#endif
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#define LIBCONTEXT_CALL_CONVENTION __cdecl
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#if defined(_WIN64)
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#define LIBCONTEXT_PLATFORM_msvc_x86_64
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#elif defined(_WIN32)
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#define LIBCONTEXT_PLATFORM_msvc_i386
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#endif
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#endif
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#ifdef __cplusplus
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namespace libcontext {
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#endif
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#if defined(_WIN32_WCE)
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typedef int intptr_t;
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#endif
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typedef void* fcontext_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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void LIBCONTEXT_CALL_CONVENTION release_fcontext( fcontext_t ctx );
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intptr_t LIBCONTEXT_CALL_CONVENTION jump_fcontext( fcontext_t* ofc, fcontext_t nfc,
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intptr_t vp, bool preserve_fpu = true );
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fcontext_t LIBCONTEXT_CALL_CONVENTION make_fcontext( void* sp, size_t size,
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void (* fn)( intptr_t ) );
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#ifdef __cplusplus
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} // namespace
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#endif
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif
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