| /* Target definitions for Darwin (Mac OS X) systems. |
| Copyright (C) 2006, 2007 Free Software Foundation, Inc. |
| Contributed by Apple 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/>. */ |
| |
| /* Prefer DWARF2. */ |
| #undef PREFERRED_DEBUGGING_TYPE |
| #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG |
| #define DARWIN_PREFER_DWARF |
| |
| /* Since DWARF2 is default, conditions for running dsymutil are different. */ |
| #undef LINK_COMMAND_SPEC |
| #define LINK_COMMAND_SPEC "\ |
| %{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\ |
| %(linker) %l %X %{d} %{s} %{t} %{Z} \ |
| %{A} %{e*} %{m} %{r} %{x} \ |
| %{o*}%{!o:-o a.out} \ |
| %{!A:%{!nostdlib:%{!nostartfiles:%S}}} \ |
| %{L*} %{fopenmp:%:include(libgomp.spec)%(link_gomp)} \ |
| %(link_libgcc) %o %{fprofile-arcs|fprofile-generate|coverage:-lgcov} \ |
| %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %G %L}} \ |
| %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} }}}}}}}\n\ |
| %{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\ |
| %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \ |
| %{g*:%{!gstabs*:%{!g0: dsymutil %{o*:%*}%{!o:a.out}}}}}}}}}}}}" |
| |
| /* libSystem contains unwind information for signal frames. */ |
| #define DARWIN_LIBSYSTEM_HAS_UNWIND |
| |
| /* The linker can generate branch islands. */ |
| #define DARWIN_LINKER_GENERATES_ISLANDS 1 |
| |
| #undef ASM_OUTPUT_ALIGNED_COMMON |
| #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ |
| do { \ |
| unsigned HOST_WIDE_INT _new_size = (SIZE); \ |
| fprintf ((FILE), ".comm "); \ |
| assemble_name ((FILE), (NAME)); \ |
| if (_new_size == 0) _new_size = 1; \ |
| fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ |
| _new_size, floor_log2 ((ALIGN) / BITS_PER_UNIT)); \ |
| } while (0) |
