gcc/config/i386/cygwin-w64.h

   1 /* Operating system specific defines to be used when targeting GCC for
   2    hosting on Windows 32/64 via Cygwin runtime, using GNU tools and
   3    the Windows API Library.
   4    Copyright (C) 2013-2015 Free Software Foundation, Inc.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 3, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.  */
  21
  22 /* Enable multilib.  */
  23
  24 #undef ASM_SPEC
  25 #define ASM_SPEC "%{m32:--32} %{m64:--64}"
  26
  27 /* To implement C++ function replacement we always wrap the cxx
  28    malloc-like operators.  See N2800 #17.6.4.6 [replacement.functions] */
  29 #undef CXX_WRAP_SPEC_LIST
  30 #define CXX_WRAP_SPEC_LIST " \
  31   --wrap _Znwm \
  32   --wrap _Znam \
  33   --wrap _ZdlPv \
  34   --wrap _ZdaPv \
  35   --wrap _ZnwmRKSt9nothrow_t \
  36   --wrap _ZnamRKSt9nothrow_t \
  37   --wrap _ZdlPvRKSt9nothrow_t \
  38   --wrap _ZdaPvRKSt9nothrow_t \
  39 "
  40
  41 #undef SPEC_32
  42 #undef SPEC_64
  43 #define SPEC_32 "m32"
  44 #define SPEC_64 "!m32"
  45
  46 #undef SUB_LINK_ENTRY32
  47 #undef SUB_LINK_ENTRY64
  48 #define SUB_LINK_ENTRY32 "-e __cygwin_dll_entry@12"
  49 #define SUB_LINK_ENTRY64 "-e _cygwin_dll_entry"
  50
  51 #undef SUB_LINK_SPEC
  52 #undef SUB_LINK_ENTRY
  53 #define SUB_LINK_SPEC "%{" SPEC_64 ":-m i386pep} %{" SPEC_32 ":-m i386pe}"
  54 #define SUB_LINK_ENTRY "%{" SPEC_64 ":" SUB_LINK_ENTRY64 "} %{" SPEC_32 ":" SUB_LINK_ENTRY32 "}"
  55
  56 #undef MULTILIB_DEFAULTS
  57 #define MULTILIB_DEFAULTS { "m64" }
  58
  59 #undef LINK_SPEC
  60 #define LINK_SPEC SUB_LINK_SPEC "\
  61   %{mwindows:--subsystem windows} \
  62   %{mconsole:--subsystem console} \
  63   " CXX_WRAP_SPEC " \
  64   %{shared: %{mdll: %eshared and mdll are not compatible}} \
  65   %{shared: --shared} %{mdll:--dll} \
  66   %{static:-Bstatic} %{!static:-Bdynamic} \
  67   %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \
  68   %(shared_libgcc_undefs) \
  69   --dll-search-prefix=cyg \
  70   %{!shared: %{!mdll: %{" SPEC_32 ":--large-address-aware} --tsaware}}"
  71
  72 /* Cygwin64 will have a 64-bit long type. */
  73 #undef LONG_TYPE_SIZE
  74 #undef LONG_TYPE_SIZE
  75 #define LONG_TYPE_SIZE (TARGET_64BIT ? 64 : 32)
  76
  77 /* Override default "long long unsigned int" from cygming.h. */
  78 #undef SIZE_TYPE
  79 #define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
  80 #undef PTRDIFF_TYPE
  81 #define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
  82
  83 #undef LIBGCC_SONAME
  84 #define LIBGCC_SONAME "cyggcc_s-seh-1.dll"