1/* Definitions for Intel x86 running Haiku
2   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004
3   Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12GCC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING.  If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA.  */
21
22
23#undef ASM_COMMENT_START
24#define ASM_COMMENT_START " #"
25
26/* The SVR4 ABI for the i386 says that records and unions are returned
27   in memory.  */
28#undef DEFAULT_PCC_STRUCT_RETURN
29#define DEFAULT_PCC_STRUCT_RETURN 1
30
31#undef DBX_REGISTER_NUMBER
32#define DBX_REGISTER_NUMBER(n) \
33  (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
34
35#define TARGET_OS_CPP_BUILTINS()					\
36  do									\
37    {									\
38	builtin_define ("__HAIKU__");					\
39	builtin_define ("__INTEL__");					\
40	builtin_define ("_X86_");					\
41	builtin_define ("__stdcall=__attribute__((__stdcall__))");	\
42	builtin_define ("__cdecl=__attribute__((__cdecl__))");		\
43    builtin_define ("__STDC_ISO_10646__=201103L"); \
44	builtin_assert ("system=haiku");					\
45    }									\
46  while (0)
47
48/* Provide a LINK_SPEC appropriate for Haiku.  Here we provide support
49   for the special GCC options -static and -shared, which allow us to
50   link things in one of these three modes by applying the appropriate
51   combinations of options at link-time.  */
52
53/* If ELF is the default format, we should not use /lib/elf.  */
54
55#undef	LINK_SPEC
56#define LINK_SPEC "-m elf_i386_haiku %{!r:-shared} %{nostart:-e 0} %{shared:-e 0} %{!shared: %{!nostart: -no-undefined}}"
57
58/* A C statement (sans semicolon) to output to the stdio stream
59   FILE the assembler definition of uninitialized global DECL named
60   NAME whose size is SIZE bytes and alignment is ALIGN bytes.
61   Try to use asm_output_aligned_bss to implement this macro.  */
62
63#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
64  asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
65
66/* A C statement to output to the stdio stream FILE an assembler
67   command to advance the location counter to a multiple of 1<<LOG
68   bytes if it is within MAX_SKIP bytes.
69
70   This is used to align code labels according to Intel recommendations.  */
71
72#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
73#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
74  if ((LOG)!=0) \
75    if ((MAX_SKIP)==0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
76    else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP))
77#endif
78