/* except-gcc.h -*-C++-*- * ************************************************************************* * * Copyright (C) 2009-2016, Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * ********************************************************************* * * PLEASE NOTE: This file is a downstream copy of a file mainitained in * a repository at cilkplus.org. Changes made to this file that are not * submitted through the contribution process detailed at * http://www.cilkplus.org/submit-cilk-contribution will be lost the next * time that a new version is released. Changes only submitted to the * GNU compiler collection or posted to the git repository at * https://bitbucket.org/intelcilkruntime/intel-cilk-runtime.git are * not tracked. * * We welcome your contributions to this open source project. Thank you * for your assistance in helping us improve Cilk Plus. **************************************************************************/ /** * @file except-gcc.h * * @brief ABI for gcc exception handling. * * @par Origin * The code below is generally copied from the Intel Itanium ABI (Intel * download 245370). */ #ifndef INCLUDED_EXCEPT_GCC_DOT_H #define INCLUDED_EXCEPT_GCC_DOT_H #ifndef __cplusplus # error except-gcc.h should be used in C++ code only. #endif #include #include #include struct __cxa_exception; __CILKRTS_BEGIN_EXTERN_C /** Unwind reason code (Itanium ABI 6.1.2.1) */ typedef enum _Unwind_Reason_Code { _URC_NO_REASON = 0, _URC_FOREIGN_EXCEPTION_CAUGHT = 1, _URC_FATAL_PHASE2_ERROR = 2, _URC_FATAL_PHASE1_ERROR = 3, _URC_NORMAL_STOP = 4, _URC_END_OF_STACK = 5, _URC_HANDLER_FOUND = 6, _URC_INSTALL_CONTEXT = 7, _URC_CONTINUE_UNWIND = 8 } _Unwind_Reason_Code; typedef struct _Unwind_Exception _Unwind_Exception; /** Exception cleanup function pointer (Itanium ABI 6.1.2.2) */ typedef void (*_Unwind_Exception_Cleanup_Fn)(_Unwind_Reason_Code reason, _Unwind_Exception *exc); /** * @brief Exception undwinding information * * This is copied from the Intel Itanium ABI except that the * private fields are declared unsigned long for binary * compatibility with gcc/g++ on 32 bit machines. */ struct _Unwind_Exception { uint64_t exception_class; _Unwind_Exception_Cleanup_Fn exception_cleanup; unsigned long private_1; unsigned long private_2; }; /** Throw or rethrow an exception */ _Unwind_Reason_Code _Unwind_RaiseException(_Unwind_Exception *exception_object); /** Resume an exception other than by rethrowing it. */ void _Unwind_Resume(_Unwind_Exception *exception_object); /** Delete an exception object */ void _Unwind_DeleteException(_Unwind_Exception *exception_object); /** * C++ exception ABI. * The following declarations are from * * http://www.codesourcery.com/public/cxx-abi/abi-eh.html#cxx-abi */ struct __cxa_exception { std::type_info * exceptionType; void (*exceptionDestructor)(void *); std::unexpected_handler unexpectedHandler; std::terminate_handler terminateHandler; __cxa_exception * nextException; int handlerCount; int handlerSwitchValue; const char * actionRecord; const char * languageSpecificData; void * catchTemp; void * adjustedPtr; _Unwind_Exception unwindHeader; }; static inline __cxa_exception *to_cxx(_Unwind_Exception *e) { return ((__cxa_exception *)(e+1)) - 1; } typedef struct __cxa_eh_globals { __cxa_exception *caughtExceptions; unsigned int uncaughtExceptions; } __cxa_eh_globals; __cxa_eh_globals*__cxa_get_globals(void) throw(); __CILKRTS_END_EXTERN_C #endif // ! defined(INCLUDED_EXCEPT_GCC_DOT_H)