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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) 2013-2017 Free Software Foundation, Inc.
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3, or (at your option)
11any later version.
12
13GCC is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along 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"
85

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