gcc/config/mn10300/linux.h

   1 /* Definitions of taret machine for GNU compiler.
   2    Matsushita AM33/2.0
   3    Copyright 2001, 2002, 2005 Free Software Foundation, Inc.
   4    Contributed by Alexandre Oliva <aoliva@redhat.com>
   5
   6    This file is part of GCC.
   7
   8    GCC 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    GCC 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 GCC; 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() LINUX_TARGET_OS_CPP_BUILTINS()
  27
  28 #undef  CPP_SPEC
  29 #define CPP_SPEC "%{mam33:-D__AM33__} %{!mam33:-D__AM33__=2 -D__AM33_2__} \
  30   %{posix:-D_POSIX_SOURCE} \
  31   %{pthread:-D_REENTRANT -D_PTHREADS}"
  32
  33 #undef  ASM_SPEC
  34 #define ASM_SPEC "%{Wa,*:%*}"
  35
  36 #undef  LINK_SPEC
  37 #define LINK_SPEC "%{mrelax:--relax} %{shared:-shared} \
  38    %{!static: \
  39      %{rdynamic:-export-dynamic} \
  40      %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
  41    %{static:-static}"
  42
  43 #undef  LIB_SPEC
  44 #define LIB_SPEC \
  45   "%{shared: -lc} \
  46    %{!shared: %{pthread:-lpthread} \
  47      %{profile:-lc_p} %{!profile: -lc}}"
  48
  49 #undef  STARTFILE_SPEC
  50 #define STARTFILE_SPEC \
  51   "%{!shared: \
  52      %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
  53                        %{!p:%{profile:gcrt1.o%s} \
  54                          %{!profile:crt1.o%s}}}} \
  55    crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
  56
  57 #undef  TARGET_SWITCHES
  58 #define TARGET_SWITCHES \
  59   {{ "am33",            -0x4,   N_("Target the AM33 processor") }, \
  60    { "am33-2",          6,      N_("Target the AM33/2.0 processor") }, \
  61    { "relax",           0,      N_("Enable linker relaxations") }, \
  62    { "", TARGET_DEFAULT, NULL }}
  63
  64 #undef  TARGET_DEFAULT
  65 #define TARGET_DEFAULT 6
  66
  67 #undef  TARGET_VERSION
  68 #define TARGET_VERSION fprintf (stderr, " (AM33/2.0 GNU/Linux)");
  69
  70 #define DBX_REGISTER_NUMBER(REGNO) (REGNO)
  71
  72 extern int mn10300_protect_label;
  73
  74 #undef  PRINT_OPERAND
  75 #define PRINT_OPERAND(FILE, X, CODE)            \
  76   do                                            \
  77     {                                           \
  78       mn10300_protect_label = 1;                \
  79       print_operand ((FILE), (X), (CODE));      \
  80       mn10300_protect_label = 0;                \
  81     }                                           \
  82   while (0)
  83
  84 #undef  PRINT_OPERAND_ADDRESS
  85 #define PRINT_OPERAND_ADDRESS(FILE, X)          \
  86   do                                            \
  87     {                                           \
  88       mn10300_protect_label = 1;                \
  89       print_operand_address ((FILE), (X));      \
  90       mn10300_protect_label = 0;                \
  91     }                                           \
  92    while (0)
  93
  94 #undef  ASM_OUTPUT_LABELREF
  95 #define ASM_OUTPUT_LABELREF(FILE, NAME)         \
  96   do                                            \
  97     {                                           \
  98       const char * real_name;                   \
  99                                                 \
 100       real_name = (*targetm.strip_name_encoding) (NAME);        \
 101       if (mn10300_protect_label)                \
 102         asm_fprintf (FILE, "+");                \
 103       asm_fprintf (FILE, "%U%s", real_name);    \
 104     }                                           \
 105   while (0)
 106