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1 /* Operating system specific defines to be used when targeting GCC for
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2 Interix
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3 Copyright (C) 1994, 1995, 1999, 2002, 2004, 2007
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4 Free Software Foundation, Inc.
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5 Donn Terry, Softway Systems, Inc. (donn@softway.com)
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6 Modified from code
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7 Contributed by Douglas B. Rupp (drupp@cs.washington.edu).
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8
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9 This file is part of GCC.
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10
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11 GCC is free software; you can redistribute it and/or modify
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12 it under the terms of the GNU General Public License as published by
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13 the Free Software Foundation; either version 3, or (at your option)
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14 any later version.
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15
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16 GCC is distributed in the hope that it will be useful,
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17 but WITHOUT ANY WARRANTY; without even the implied warranty of
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18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 GNU General Public License for more details.
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20
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21 You should have received a copy of the GNU General Public License
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22 along with GCC; see the file COPYING3. If not see
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23 <http://www.gnu.org/licenses/>. */
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24
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25 /* POSIX/Uni-thread only for now. Look at the winnt version
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26 for windows/multi thread */
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27
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28 /* We need multiple -lc -lcpsx because they mutually refer;
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29 that should go away someday */
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30
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31 #undef LIB_SPEC
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32 #define LIB_SPEC "\
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33 %{!shared:%{!dynamic:-lc -lcpsx -lc -lcpsx %$INTERIX_ROOT/usr/lib/psxdll.a \
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34 %$INTERIX_ROOT/usr/lib/psxdll2.a \
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35 }} \
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36 %{!G:%{!dynamic:-lc -lcpsx -lc -lcpsx %$INTERIX_ROOT/usr/lib/psxdll.a \
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37 %$INTERIX_ROOT/usr/lib/psxdll2.a \
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38 }} \
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39 %{dynamic:-lc %$INTERIX_ROOT/usr/lib/psxdll.a \
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40 %$INTERIX_ROOT/usr/lib/psxdll2.a \
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41 } \
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42 %{v}"
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43
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44 #undef LINK_SPEC
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45 #define LINK_SPEC "%{!shared:-stack 0x400000,0x10000} \
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46 -subsystem posix \
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47 %{g} \
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48 %{dynamic:-Bdynamic} \
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49 %{static:-Bstatic} \
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50 %{shared:--shared -Bdynamic} \
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51 %{G:--shared -Bdynamic} \
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52 %{symbolic:--shared -Bsymbolic -Bdynamic} \
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53 %{soname*:--soname %*} \
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54 %{rpath*:--rpath %*} \
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55 "
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56
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57 #undef STARTFILE_SPEC
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58 #define STARTFILE_SPEC \
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59 "%{!shared:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}}} %{shared:crti%O%s}"
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60
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61 #undef WORD_SWITCH_TAKES_ARG
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62 #define WORD_SWITCH_TAKES_ARG(STR) \
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63 ((DEFAULT_WORD_SWITCH_TAKES_ARG (STR) \
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64 || !strcmp(STR, "rpath")) \
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65 && strcmp (STR, "Tdata") && strcmp (STR, "Ttext") \
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66 && strcmp (STR, "Tbss"))
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67
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68
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69 #define STDC_0_IN_SYSTEM_HEADERS 1
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70
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71 #define HANDLE_SYSV_PRAGMA 1
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72 #undef HANDLE_PRAGMA_WEAK /* until the link format can handle it */
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73
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74 /* Names to predefine in the preprocessor for this target machine. */
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75
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76 #define DBX_DEBUGGING_INFO 1
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77 #define SDB_DEBUGGING_INFO 1
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78 #undef PREFERRED_DEBUGGING_TYPE
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79 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
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80
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81
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82 /* TARGET_DEFAULT from configure */
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83
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84 #undef WCHAR_TYPE
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85 #undef WCHAR_TYPE_SIZE
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86 #define WCHAR_TYPE "short unsigned int"
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87 #define WCHAR_TYPE_SIZE 16
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88
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89 /* Our strategy for finding global constructors is a bit different, although
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90 not a lot. */
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91 #define DO_GLOBAL_CTORS_BODY \
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92 do { \
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93 int i; \
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94 unsigned long nptrs; \
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95 func_ptr *p; \
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96 asm( \
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97 " .section .ctor_head, \"rw\"\n" \
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98 "1:\n" \
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99 " .text \n" \
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100 ASM_LOAD_ADDR(1b,%0) \
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101 : "=r" (p) : : "cc"); \
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102 for (nptrs = 0; p[nptrs] != 0; nptrs++); \
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103 for (i = nptrs-1; i >= 0; i--) \
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104 p[i] (); \
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105 } while (0)
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106
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107 #define DO_GLOBAL_DTORS_BODY \
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108 do { \
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109 func_ptr *p; \
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110 asm( \
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111 " .section .dtor_head, \"rw\"\n" \
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112 "1:\n" \
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113 " .text \n" \
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114 ASM_LOAD_ADDR(1b,%0) \
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115 : "=r" (p) : : "cc"); \
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116 while (*p) \
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117 { \
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118 p++; \
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119 (*(p-1)) (); \
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120 } \
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121 } while (0)
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