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jeremybenn |
/* Target definitions for Darwin (Mac OS X) systems.
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Copyright (C) 2006, 2007, 2010 Free Software Foundation, Inc.
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Contributed by Apple Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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/* Prefer DWARF2. */
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#undef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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#define DARWIN_PREFER_DWARF
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/* Since DWARF2 is default, conditions for running dsymutil are different. */
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#undef LINK_COMMAND_SPEC
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#define LINK_COMMAND_SPEC "\
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%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
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%(linker) %l %X %{d} %{s} %{t} %{Z} \
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%{A} %{e*} %{m} %{r} %{x} \
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%{o*}%{!o:-o a.out} \
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%{!A:%{!nostdlib:%{!nostartfiles:%S}}} \
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%{L*} %(link_libgcc) %o %{fprofile-arcs|fprofile-generate*|coverage:-lgcov} \
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%{flto} %{fwhopr} \
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%{fopenmp|ftree-parallelize-loops=*: \
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%{static|static-libgcc|static-libstdc++|static-libgfortran: libgomp.a%s; : -lgomp } } \
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%{!nostdlib:%{!nodefaultlibs: %(link_ssp) %G %L }} \
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%{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} }}}}}}}\n\
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%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
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%{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \
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%{g*:%{!gstabs*:%{!g0: dsymutil %{o*:%*}%{!o:a.out}}}}}}}}}}}}"
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/* libSystem contains unwind information for signal frames. */
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#define DARWIN_LIBSYSTEM_HAS_UNWIND
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/* The linker can generate branch islands. */
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#define DARWIN_LINKER_GENERATES_ISLANDS 1
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#undef ASM_OUTPUT_ALIGNED_COMMON
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#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
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do { \
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unsigned HOST_WIDE_INT _new_size = (SIZE); \
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fprintf ((FILE), ".comm "); \
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assemble_name ((FILE), (NAME)); \
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if (_new_size == 0) _new_size = 1; \
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fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \
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_new_size, floor_log2 ((ALIGN) / BITS_PER_UNIT)); \
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} while (0)
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