gcc/config/mn10300/linux.h

   1 /* Definitions of taret machine for GNU compiler.
   2    Matsushita AM33/2.0
   3    Copyright 2001, 2002 Free Software Foundation, Inc.
   4    Contributed by Alexandre Oliva <aoliva@redhat.com>
   5
   6    This file is part of GNU CC.
   7
   8    GNU CC 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 2, or (at your option)
  11    any later version.
  12
  13    GNU CC 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 GNU CC; see the file COPYING.  If not, write to
  20    the Free Software Foundation, 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.  */
  22
  23 #undef  PREFERRED_DEBUGGING_TYPE
  24 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
  25
  26 #define TARGET_OS_CPP_BUILTINS()                \
  27     do                                          \
  28       {                                         \
  29         builtin_define_std ("unix");            \
  30         builtin_define_std ("linux");           \
  31         builtin_define ("__gnu_linux__");       \
  32         builtin_assert ("system=unix");         \
  33         builtin_assert ("system=posix");        \
  34       }                                         \
  35     while (0)
  36
  37 #undef  CPP_SPEC
  38 #define CPP_SPEC "%{mam33:-D__AM33__} %{!mam33:-D__AM33__=2 -D__AM33_2__} \
  39   %{posix:-D_POSIX_SOURCE} \
  40   %{pthread:-D_REENTRANT -D_PTHREADS}"
  41
  42 #undef  ASM_SPEC
  43 #define ASM_SPEC "%{Wa,*:%*}"
  44
  45 #undef  LINK_SPEC
  46 #define LINK_SPEC "%{mrelax:--relax} %{shared:-shared} \
  47    %{!static: \
  48      %{rdynamic:-export-dynamic} \
  49      %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
  50    %{static:-static}"
  51
  52 #undef  LIB_SPEC
  53 #define LIB_SPEC \
  54   "%{shared: -lc} \
  55    %{!static:-rpath-link %R/lib:%R/usr/lib} \
  56    %{!shared: %{pthread:-lpthread} \
  57      %{profile:-lc_p} %{!profile: -lc}}"
  58
  59 #undef  STARTFILE_SPEC
  60 #define STARTFILE_SPEC \
  61   "%{!shared: \
  62      %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
  63                        %{!p:%{profile:gcrt1.o%s} \
  64                          %{!profile:crt1.o%s}}}} \
  65    crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
  66
  67 #undef  TARGET_SWITCHES
  68 #define TARGET_SWITCHES \
  69   {{ "am33",            -0x4,   N_("Target the AM33 processor") }, \
  70    { "am33-2",          6,      N_("Target the AM33/2.0 processor") }, \
  71    { "relax",           0,      N_("Enable linker relaxations") }, \
  72    { "", TARGET_DEFAULT, NULL }}
  73
  74 #undef  TARGET_DEFAULT
  75 #define TARGET_DEFAULT 6
  76
  77 #undef  TARGET_VERSION
  78 #define TARGET_VERSION fprintf (stderr, " (AM33/2.0 GNU/Linux)");
  79
  80 #define DBX_REGISTER_NUMBER(REGNO) (REGNO)
  81
  82 extern int mn10300_protect_label;
  83
  84 #undef  PRINT_OPERAND
  85 #define PRINT_OPERAND(FILE, X, CODE)            \
  86   do                                            \
  87     {                                           \
  88       mn10300_protect_label = 1;                \
  89       print_operand ((FILE), (X), (CODE));      \
  90       mn10300_protect_label = 0;                \
  91     }                                           \
  92   while (0)
  93
  94 #undef  PRINT_OPERAND_ADDRESS
  95 #define PRINT_OPERAND_ADDRESS(FILE, X)          \
  96   do                                            \
  97     {                                           \
  98       mn10300_protect_label = 1;                \
  99       print_operand_address ((FILE), (X));      \
 100       mn10300_protect_label = 0;                \
 101     }                                           \
 102    while (0)
 103
 104 #undef  ASM_OUTPUT_LABELREF
 105 #define ASM_OUTPUT_LABELREF(FILE, NAME)         \
 106   do                                            \
 107     {                                           \
 108       const char * real_name;                   \
 109                                                 \
 110       real_name = (*targetm.strip_name_encoding) (NAME);        \
 111       if (mn10300_protect_label)                \
 112         asm_fprintf (FILE, "+");                \
 113       asm_fprintf (FILE, "%U%s", real_name);    \
 114     }                                           \
 115   while (0)
 116