From 45a454beec9788740306b20835c4d0ffe8a90f22 Mon Sep 17 00:00:00 2001 From: James Le Cuirot Date: Thu, 15 Aug 2019 22:47:30 +0100 Subject: [PATCH] tweak: removed unused 'misc/unwind-generic.h' header file. --- misc/unwind-generic.h | 241 ------------------------------------------ util/mirror-tarballs | 3 - 2 files changed, 244 deletions(-) delete mode 100644 misc/unwind-generic.h diff --git a/misc/unwind-generic.h b/misc/unwind-generic.h deleted file mode 100644 index 3f4c065..0000000 --- a/misc/unwind-generic.h +++ /dev/null @@ -1,241 +0,0 @@ -/* Exception handling and frame unwind runtime interface routines. - Copyright (C) 2001, 2003, 2004, 2006 Free Software Foundation, Inc. - - This file is part of GCC. - - GCC is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - GCC is distributed in the hope that it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public - License for more details. - - You should have received a copy of the GNU General Public License - along with GCC; see the file COPYING. If not, write to the Free - Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA - 02110-1301, USA. */ - -/* As a special exception, if you include this header file into source - files compiled by GCC, this header file does not by itself cause - the resulting executable to be covered by the GNU General Public - License. This exception does not however invalidate any other - reasons why the executable file might be covered by the GNU General - Public License. */ - -/* This is derived from the C++ ABI for IA-64. Where we diverge - for cross-architecture compatibility are noted with "@@@". */ - -#ifndef _UNWIND_H -#define _UNWIND_H - -#ifndef HIDE_EXPORTS -#pragma GCC visibility push(default) -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -/* Level 1: Base ABI */ - -/* @@@ The IA-64 ABI uses uint64 throughout. Most places this is - inefficient for 32-bit and smaller machines. */ -typedef unsigned _Unwind_Word __attribute__((__mode__(__word__))); -typedef signed _Unwind_Sword __attribute__((__mode__(__word__))); -#if defined(__ia64__) && defined(__hpux__) -typedef unsigned _Unwind_Ptr __attribute__((__mode__(__word__))); -#else -typedef unsigned _Unwind_Ptr __attribute__((__mode__(__pointer__))); -#endif -typedef unsigned _Unwind_Internal_Ptr __attribute__((__mode__(__pointer__))); - -/* @@@ The IA-64 ABI uses a 64-bit word to identify the producer and - consumer of an exception. We'll go along with this for now even on - 32-bit machines. We'll need to provide some other option for - 16-bit machines and for machines with > 8 bits per byte. */ -typedef unsigned _Unwind_Exception_Class __attribute__((__mode__(__DI__))); - -/* The unwind interface uses reason codes in several contexts to - identify the reasons for failures or other actions. */ -typedef enum -{ - _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; - - -/* The unwind interface uses a pointer to an exception header object - as its representation of an exception being thrown. In general, the - full representation of an exception object is language- and - implementation-specific, but it will be prefixed by a header - understood by the unwind interface. */ - -struct _Unwind_Exception; - -typedef void (*_Unwind_Exception_Cleanup_Fn) (_Unwind_Reason_Code, - struct _Unwind_Exception *); - -struct _Unwind_Exception -{ - _Unwind_Exception_Class exception_class; - _Unwind_Exception_Cleanup_Fn exception_cleanup; - _Unwind_Word private_1; - _Unwind_Word private_2; - - /* @@@ The IA-64 ABI says that this structure must be double-word aligned. - Taking that literally does not make much sense generically. Instead we - provide the maximum alignment required by any type for the machine. */ -} __attribute__((__aligned__)); - - -/* The ACTIONS argument to the personality routine is a bitwise OR of one - or more of the following constants. */ -typedef int _Unwind_Action; - -#define _UA_SEARCH_PHASE 1 -#define _UA_CLEANUP_PHASE 2 -#define _UA_HANDLER_FRAME 4 -#define _UA_FORCE_UNWIND 8 -#define _UA_END_OF_STACK 16 - -/* This is an opaque type used to refer to a system-specific data - structure used by the system unwinder. This context is created and - destroyed by the system, and passed to the personality routine - during unwinding. */ -struct _Unwind_Context; - -/* Raise an exception, passing along the given exception object. */ -extern _Unwind_Reason_Code _Unwind_RaiseException (struct _Unwind_Exception *); - -/* Raise an exception for forced unwinding. */ - -typedef _Unwind_Reason_Code (*_Unwind_Stop_Fn) - (int, _Unwind_Action, _Unwind_Exception_Class, - struct _Unwind_Exception *, struct _Unwind_Context *, void *); - -extern _Unwind_Reason_Code _Unwind_ForcedUnwind (struct _Unwind_Exception *, - _Unwind_Stop_Fn, - void *); - -/* Helper to invoke the exception_cleanup routine. */ -extern void _Unwind_DeleteException (struct _Unwind_Exception *); - -/* Resume propagation of an existing exception. This is used after - e.g. executing cleanup code, and not to implement rethrowing. */ -extern void _Unwind_Resume (struct _Unwind_Exception *); - -/* @@@ Resume propagation of an FORCE_UNWIND exception, or to rethrow - a normal exception that was handled. */ -extern _Unwind_Reason_Code _Unwind_Resume_or_Rethrow (struct _Unwind_Exception *); - -/* @@@ Use unwind data to perform a stack backtrace. The trace callback - is called for every stack frame in the call chain, but no cleanup - actions are performed. */ -typedef _Unwind_Reason_Code (*_Unwind_Trace_Fn) - (struct _Unwind_Context *, void *); - -extern _Unwind_Reason_Code _Unwind_Backtrace (_Unwind_Trace_Fn, void *); - -/* These functions are used for communicating information about the unwind - context (i.e. the unwind descriptors and the user register state) between - the unwind library and the personality routine and landing pad. Only - selected registers maybe manipulated. */ - -extern _Unwind_Word _Unwind_GetGR (struct _Unwind_Context *, int); -extern void _Unwind_SetGR (struct _Unwind_Context *, int, _Unwind_Word); - -extern _Unwind_Ptr _Unwind_GetIP (struct _Unwind_Context *); -extern _Unwind_Ptr _Unwind_GetIPInfo (struct _Unwind_Context *, int *); -extern void _Unwind_SetIP (struct _Unwind_Context *, _Unwind_Ptr); - -/* @@@ Retrieve the CFA of the given context. */ -extern _Unwind_Word _Unwind_GetCFA (struct _Unwind_Context *); - -extern void *_Unwind_GetLanguageSpecificData (struct _Unwind_Context *); - -extern _Unwind_Ptr _Unwind_GetRegionStart (struct _Unwind_Context *); - - -/* The personality routine is the function in the C++ (or other language) - runtime library which serves as an interface between the system unwind - library and language-specific exception handling semantics. It is - specific to the code fragment described by an unwind info block, and - it is always referenced via the pointer in the unwind info block, and - hence it has no ABI-specified name. - - Note that this implies that two different C++ implementations can - use different names, and have different contents in the language - specific data area. Moreover, that the language specific data - area contains no version info because name of the function invoked - provides more effective versioning by detecting at link time the - lack of code to handle the different data format. */ - -typedef _Unwind_Reason_Code (*_Unwind_Personality_Fn) - (int, _Unwind_Action, _Unwind_Exception_Class, - struct _Unwind_Exception *, struct _Unwind_Context *); - -/* @@@ The following alternate entry points are for setjmp/longjmp - based unwinding. */ - -struct SjLj_Function_Context; -extern void _Unwind_SjLj_Register (struct SjLj_Function_Context *); -extern void _Unwind_SjLj_Unregister (struct SjLj_Function_Context *); - -extern _Unwind_Reason_Code _Unwind_SjLj_RaiseException - (struct _Unwind_Exception *); -extern _Unwind_Reason_Code _Unwind_SjLj_ForcedUnwind - (struct _Unwind_Exception *, _Unwind_Stop_Fn, void *); -extern void _Unwind_SjLj_Resume (struct _Unwind_Exception *); -extern _Unwind_Reason_Code _Unwind_SjLj_Resume_or_Rethrow (struct _Unwind_Exception *); - -/* @@@ The following provide access to the base addresses for text - and data-relative addressing in the LDSA. In order to stay link - compatible with the standard ABI for IA-64, we inline these. */ - -#ifdef __ia64__ -#include - -static inline _Unwind_Ptr -_Unwind_GetDataRelBase (struct _Unwind_Context *_C) -{ - /* The GP is stored in R1. */ - return _Unwind_GetGR (_C, 1); -} - -static inline _Unwind_Ptr -_Unwind_GetTextRelBase (struct _Unwind_Context *_C __attribute__ ((__unused__))) -{ - abort (); - return 0; -} - -/* @@@ Retrieve the Backing Store Pointer of the given context. */ -extern _Unwind_Word _Unwind_GetBSP (struct _Unwind_Context *); -#else -extern _Unwind_Ptr _Unwind_GetDataRelBase (struct _Unwind_Context *); -extern _Unwind_Ptr _Unwind_GetTextRelBase (struct _Unwind_Context *); -#endif - -/* @@@ Given an address, return the entry point of the function that - contains it. */ -extern void * _Unwind_FindEnclosingFunction (void *pc); - -#ifdef __cplusplus -} -#endif - -#ifndef HIDE_EXPORTS -#pragma GCC visibility pop -#endif - -#endif /* unwind.h */ diff --git a/util/mirror-tarballs b/util/mirror-tarballs index f160b0d..32db0b9 100755 --- a/util/mirror-tarballs +++ b/util/mirror-tarballs @@ -729,9 +729,6 @@ cd .. || exit 1 #patch -p1 < beta11_hotfix1.patch || exit 1 #rm beta11_hotfix1.patch || exit 1 -#cp $root/misc/unwind-generic.h ./unwind.h || exit 1 -#cd .. - ################################# ver=2.1.0.7