Mercurial > hg > CbC > CbC_gcc

annotate gcc/config/i386/openbsdelf.h @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
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1 /* Configuration for an OpenBSD i386 target.
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3 Copyright (C) 2005-2018 Free Software Foundation, Inc.
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #define TARGET_OS_CPP_BUILTINS() \
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22 do \
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23 { \
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24 OPENBSD_OS_CPP_BUILTINS(); \
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25 } \
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26 while (0)
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27
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28 #undef DBX_REGISTER_NUMBER
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29 #define DBX_REGISTER_NUMBER(n) \
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30 (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
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31
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32 /* This must agree with <machine/_types.h>. */
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33 #undef SIZE_TYPE
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34 #define SIZE_TYPE "long unsigned int"
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36 #undef PTRDIFF_TYPE
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37 #define PTRDIFF_TYPE "long int"
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39 #undef WCHAR_TYPE
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40 #define WCHAR_TYPE "int"
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41
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42 #undef WCHAR_TYPE_SIZE
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43 #define WCHAR_TYPE_SIZE 32
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45 #undef WINT_TYPE
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46 #define WINT_TYPE "int"
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47
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48 /* Don't default to pcc-struct-return, because gcc is the only compiler, and
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49 we want to retain compatibility with older gcc versions. */
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50
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51 #undef DEFAULT_PCC_STRUCT_RETURN
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52 #define DEFAULT_PCC_STRUCT_RETURN 0
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53
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54 /* Override the default comment-starter of "/". */
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55 #undef ASM_COMMENT_START
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56 #define ASM_COMMENT_START "#"
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58 #undef ASM_APP_ON
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59 #define ASM_APP_ON "#APP\n"
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61 #undef ASM_APP_OFF
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62 #define ASM_APP_OFF "#NO_APP\n"
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63
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64 /* A C statement to output to the stdio stream FILE an assembler
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65 command to advance the location counter to a multiple of 1<<LOG
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66 bytes if it is within MAX_SKIP bytes. */
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68 #define SUBALIGN_LOG 3
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70 #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
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71 #define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
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72 do { \
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73 if ((LOG) != 0) { \
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74 if ((MAX_SKIP) == 0 || (MAX_SKIP) >= (1 << (LOG)) - 1) \
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75 fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
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76 else \
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77 fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
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78 } \
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79 } while (0)
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80 #endif
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81
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82 /* OpenBSD's profiler recovers all information from the stack pointer.
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83 The icky part is not here, but in <machine/profile.h>. */
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84 #undef FUNCTION_PROFILER
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85 #define FUNCTION_PROFILER(FILE, LABELNO) \
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86 fputs (flag_pic ? "\tcall __mcount@PLT\n": "\tcall __mcount\n", FILE);
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87
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88 #undef LINK_SPEC
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89 #define LINK_SPEC \
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90 "%{!shared:%{!nostdlib:%{!r:%{!e*:-e __start}}}} \
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91 %{shared:-shared} %{R*} \
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92 %{static:-Bstatic} \
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93 %{!static:-Bdynamic} \
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94 %{assert*} \
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95 -dynamic-linker /usr/libexec/ld.so"
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97 #undef STARTFILE_SPEC
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98 #define STARTFILE_SPEC "\
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99 %{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} %{!p:crt0%O%s}} \
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100 crtbegin%O%s} %{shared:crtbeginS%O%s}"
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101
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102 #undef ENDFILE_SPEC
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103 #define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
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104
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105 #define OBSD_HAS_CORRECT_SPECS
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106
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107 #define HAVE_ENABLE_EXECUTE_STACK