Mercurial > hg > CbC > CbC_gcc
diff libgcc/unwind.inc @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
line wrap: on
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--- a/libgcc/unwind.inc Fri Oct 27 22:46:09 2017 +0900 +++ b/libgcc/unwind.inc Thu Oct 25 07:37:49 2018 +0900 @@ -1,5 +1,5 @@ /* Exception handling and frame unwind runtime interface routines. -*- C -*- - Copyright (C) 2001-2017 Free Software Foundation, Inc. + Copyright (C) 2001-2018 Free Software Foundation, Inc. This file is part of GCC. @@ -36,9 +36,11 @@ static _Unwind_Reason_Code _Unwind_RaiseException_Phase2(struct _Unwind_Exception *exc, - struct _Unwind_Context *context) + struct _Unwind_Context *context, + unsigned long *frames_p) { _Unwind_Reason_Code code; + unsigned long frames = 1; while (1) { @@ -71,8 +73,10 @@ gcc_assert (!match_handler); uw_update_context (context, &fs); + _Unwind_Frames_Increment (context, frames); } + *frames_p = frames; return code; } @@ -83,6 +87,7 @@ { struct _Unwind_Context this_context, cur_context; _Unwind_Reason_Code code; + unsigned long frames; /* Set up this_context to describe the current stack frame. */ uw_init_context (&this_context); @@ -128,11 +133,11 @@ exc->private_2 = uw_identify_context (&cur_context); cur_context = this_context; - code = _Unwind_RaiseException_Phase2 (exc, &cur_context); + code = _Unwind_RaiseException_Phase2 (exc, &cur_context, &frames); if (code != _URC_INSTALL_CONTEXT) return code; - uw_install_context (&this_context, &cur_context); + uw_install_context (&this_context, &cur_context, frames); } @@ -140,11 +145,13 @@ static _Unwind_Reason_Code _Unwind_ForcedUnwind_Phase2 (struct _Unwind_Exception *exc, - struct _Unwind_Context *context) + struct _Unwind_Context *context, + unsigned long *frames_p) { _Unwind_Stop_Fn stop = (_Unwind_Stop_Fn) (_Unwind_Ptr) exc->private_1; void *stop_argument = (void *) (_Unwind_Ptr) exc->private_2; _Unwind_Reason_Code code, stop_code; + unsigned long frames = 1; while (1) { @@ -183,8 +190,10 @@ /* Update cur_context to describe the same frame as fs, and discard the previous context if necessary. */ uw_advance_context (context, &fs); + _Unwind_Frames_Increment (context, frames); } + *frames_p = frames; return code; } @@ -197,6 +206,7 @@ { struct _Unwind_Context this_context, cur_context; _Unwind_Reason_Code code; + unsigned long frames; uw_init_context (&this_context); cur_context = this_context; @@ -204,11 +214,11 @@ exc->private_1 = (_Unwind_Ptr) stop; exc->private_2 = (_Unwind_Ptr) stop_argument; - code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context); + code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context, &frames); if (code != _URC_INSTALL_CONTEXT) return code; - uw_install_context (&this_context, &cur_context); + uw_install_context (&this_context, &cur_context, frames); } @@ -220,6 +230,7 @@ { struct _Unwind_Context this_context, cur_context; _Unwind_Reason_Code code; + unsigned long frames; uw_init_context (&this_context); cur_context = this_context; @@ -227,13 +238,13 @@ /* Choose between continuing to process _Unwind_RaiseException or _Unwind_ForcedUnwind. */ if (exc->private_1 == 0) - code = _Unwind_RaiseException_Phase2 (exc, &cur_context); + code = _Unwind_RaiseException_Phase2 (exc, &cur_context, &frames); else - code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context); + code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context, &frames); gcc_assert (code == _URC_INSTALL_CONTEXT); - uw_install_context (&this_context, &cur_context); + uw_install_context (&this_context, &cur_context, frames); } @@ -245,6 +256,7 @@ { struct _Unwind_Context this_context, cur_context; _Unwind_Reason_Code code; + unsigned long frames; /* Choose between continuing to process _Unwind_RaiseException or _Unwind_ForcedUnwind. */ @@ -254,11 +266,11 @@ uw_init_context (&this_context); cur_context = this_context; - code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context); + code = _Unwind_ForcedUnwind_Phase2 (exc, &cur_context, &frames); gcc_assert (code == _URC_INSTALL_CONTEXT); - uw_install_context (&this_context, &cur_context); + uw_install_context (&this_context, &cur_context, frames); }