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author | Dan Albert <danalbert@google.com> | 2016-02-24 13:48:45 -0800 |
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committer | Dan Albert <danalbert@google.com> | 2016-02-24 13:51:18 -0800 |
commit | b9de1157289455b0ca26daff519d4a0ddcd1fa13 (patch) | |
tree | 4c56cc0a34b91f17033a40a455f26652304f7b8d /gcc-4.8.3/gcc/common/common-targhooks.c | |
parent | 098157a754787181cfa10e71325832448ddcea98 (diff) | |
download | toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.tar.gz toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.tar.bz2 toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.zip |
Update 4.8.1 to 4.8.3.
My previous drop was the wrong version. The platform mingw is
currently using 4.8.3, not 4.8.1 (not sure how I got that wrong).
From ftp://ftp.gnu.org/gnu/gcc/gcc-4.8.3/gcc-4.8.3.tar.bz2.
Bug: http://b/26523949
Change-Id: Id85f1bdcbbaf78c7d0b5a69e74c798a08f341c35
Diffstat (limited to 'gcc-4.8.3/gcc/common/common-targhooks.c')
-rw-r--r-- | gcc-4.8.3/gcc/common/common-targhooks.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/common/common-targhooks.c b/gcc-4.8.3/gcc/common/common-targhooks.c new file mode 100644 index 000000000..40dc144da --- /dev/null +++ b/gcc-4.8.3/gcc/common/common-targhooks.c @@ -0,0 +1,84 @@ +/* Default common target hook functions. + Copyright (C) 2003-2013 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 3, 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 COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + +#include "config.h" +#include "system.h" +#include "coretypes.h" +#include "input.h" +#include "tm.h" +#include "common/common-target.h" +#include "common/common-targhooks.h" + +/* Determine the exception handling mechanism for the target. */ + +enum unwind_info_type +default_except_unwind_info (struct gcc_options *opts ATTRIBUTE_UNUSED) +{ + /* Obey the configure switch to turn on sjlj exceptions. */ +#ifdef CONFIG_SJLJ_EXCEPTIONS + if (CONFIG_SJLJ_EXCEPTIONS) + return UI_SJLJ; +#endif + + /* ??? Change all users to the hook, then poison this. */ +#ifdef DWARF2_UNWIND_INFO + if (DWARF2_UNWIND_INFO) + return UI_DWARF2; +#endif + + return UI_SJLJ; +} + +/* To be used by targets that force dwarf2 unwind enabled. */ + +enum unwind_info_type +dwarf2_except_unwind_info (struct gcc_options *opts ATTRIBUTE_UNUSED) +{ + /* Obey the configure switch to turn on sjlj exceptions. */ +#ifdef CONFIG_SJLJ_EXCEPTIONS + if (CONFIG_SJLJ_EXCEPTIONS) + return UI_SJLJ; +#endif + + return UI_DWARF2; +} + +/* To be used by targets that force sjlj unwind enabled. */ + +enum unwind_info_type +sjlj_except_unwind_info (struct gcc_options *opts ATTRIBUTE_UNUSED) +{ + return UI_SJLJ; +} + +/* Default version of TARGET_HANDLE_OPTION. */ + +bool +default_target_handle_option (struct gcc_options *opts ATTRIBUTE_UNUSED, + struct gcc_options *opts_set ATTRIBUTE_UNUSED, + const struct cl_decoded_option *decoded ATTRIBUTE_UNUSED, + location_t loc ATTRIBUTE_UNUSED) +{ + return true; +} + +const struct default_options empty_optimization_table[] = + { + { OPT_LEVELS_NONE, 0, NULL, 0 } + }; |