* *
* C Implementation File *
* *
- * Copyright (C) 1992-2008, Free Software Foundation, Inc. *
+ * Copyright (C) 1992-2009, Free Software Foundation, Inc. *
* *
* GNAT is free software; you can redistribute it and/or modify it under *
* terms of the GNU General Public License as published by the Free Soft- *
- * ware Foundation; either version 2, or (at your option) any later ver- *
+ * ware Foundation; either version 3, or (at your option) any later ver- *
* sion. GNAT is distributed in the hope that it will be useful, but WITH- *
* OUT 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 distributed with GNAT; see file COPYING. If not, write *
- * to the Free Software Foundation, 51 Franklin Street, Fifth Floor, *
- * Boston, MA 02110-1301, USA. *
+ * or FITNESS FOR A PARTICULAR PURPOSE. *
* *
- * As a special exception, if you link this file with other files to *
- * produce an executable, this file does not by itself cause the resulting *
- * executable to be covered by the GNU General Public License. This except- *
- * ion does not however invalidate any other reasons why the executable *
- * file might be covered by the GNU Public License. *
+ * As a special exception under Section 7 of GPL version 3, you are granted *
+ * additional permissions described in the GCC Runtime Library Exception, *
+ * version 3.1, as published by the Free Software Foundation. *
+ * *
+ * You should have received a copy of the GNU General Public License and *
+ * a copy of the GCC Runtime Library Exception along with this program; *
+ * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see *
+ * <http://www.gnu.org/licenses/>. *
* *
* GNAT was originally developed by the GNAT team at New York University. *
* Extensive contributions were provided by Ada Core Technologies Inc. *
#include "adaint.h"
#include "raise.h"
+#ifdef __APPLE__
+/* On MacOS X, versions older than 10.5 don't export _Unwind_GetIPInfo. */
+#undef HAVE_GETIPINFO
+#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050
+#define HAVE_GETIPINFO 1
+#endif
+#endif
+
/* The names of a couple of "standard" routines for unwinding/propagation
actually vary depending on the underlying GCC scheme for exception handling
(SJLJ or DWARF). We need a consistently named interface to import from
static void
db_region_for (region_descriptor *region, _Unwind_Context *uw_context)
{
- _Unwind_Ptr ip = _Unwind_GetIP (uw_context) - 1;
+ int ip_before_insn = 0;
+#ifdef HAVE_GETIPINFO
+ _Unwind_Ptr ip = _Unwind_GetIPInfo (uw_context, &ip_before_insn);
+#else
+ _Unwind_Ptr ip = _Unwind_GetIP (uw_context);
+#endif
+ if (!ip_before_insn)
+ ip--;
if (! (db_accepted_codes () & DB_REGIONS))
return;
static void
db_action_for (action_descriptor *action, _Unwind_Context *uw_context)
{
- _Unwind_Ptr ip = _Unwind_GetIP (uw_context) - 1;
+ int ip_before_insn = 0;
+#ifdef HAVE_GETIPINFO
+ _Unwind_Ptr ip = _Unwind_GetIPInfo (uw_context, &ip_before_insn);
+#else
+ _Unwind_Ptr ip = _Unwind_GetIP (uw_context);
+#endif
+ if (!ip_before_insn)
+ ip--;
db (DB_ACTIONS, "For ip @ 0x%08x => ", ip);
There are two variants of this routine, depending on the underlying
mechanism (DWARF/SJLJ), which account for differences in the tables. */
-#ifdef __APPLE__
-/* On MacOS X, versions older than 10.5 don't export _Unwind_GetIPInfo. */
-#undef HAVE_GETIPINFO
-#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050
-#define HAVE_GETIPINFO 1
-#endif
-#endif
-
#ifdef __USING_SJLJ_EXCEPTIONS__
#define __builtin_eh_return_data_regno(x) x