gcc/config/darwin9.h

   1 /* Target definitions for Darwin (Mac OS X) systems.
   2    Copyright (C) 2006, 2007, 2010 Free Software Foundation, Inc.
   3    Contributed by Apple Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 /* Prefer DWARF2.  */
  22 #undef PREFERRED_DEBUGGING_TYPE
  23 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
  24 #define DARWIN_PREFER_DWARF
  25
  26 /* Since DWARF2 is default, conditions for running dsymutil are different.  */
  27 #undef DSYMUTIL_SPEC
  28 #define DSYMUTIL_SPEC \
  29    "%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
  30     %{v} \
  31     %{g*:%{!gstabs*:%{!g0: -idsym}}}\
  32     %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm|.s|.f|.f90|.f95|.f03|.f77|.for|.F|.F90|.F95|.F03: \
  33     %{g*:%{!gstabs*:%{!g0: -dsym}}}}}}}}}}}"
  34
  35 /* Tell collect2 to run dsymutil for us as necessary.  */
  36 #define COLLECT_RUN_DSYMUTIL 1
  37
  38 /* libSystem contains unwind information for signal frames.  */
  39 #define DARWIN_LIBSYSTEM_HAS_UNWIND
  40
  41 #undef  ASM_OUTPUT_ALIGNED_COMMON
  42 #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)              \
  43   do {                                                                  \
  44     unsigned HOST_WIDE_INT _new_size = (SIZE);                          \
  45     fprintf ((FILE), "\t.comm ");                                               \
  46     assemble_name ((FILE), (NAME));                                     \
  47     if (_new_size == 0) _new_size = 1;                                  \
  48     fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n",            \
  49              _new_size, floor_log2 ((ALIGN) / BITS_PER_UNIT));          \
  50   } while (0)