gcc/config/mcore/mcore-pe.h

   1 /* Definitions of target machine for GNU compiler, for MCore using COFF/PE.
   2    Copyright (C) 1994, 1999, 2000, 2002, 2003, 2004
   3    Free Software Foundation, Inc.
   4    Contributed by Michael Tiemann (tiemann@cygnus.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, 51 Franklin Street, Fifth Floor,
  21 Boston, MA 02110-1301, USA.  */
  22
  23 /* Run-time Target Specification.  */
  24 #define TARGET_VERSION fputs (" (MCORE/pe)", stderr)
  25
  26 #define TARGET_OS_CPP_BUILTINS()                                \
  27   do                                                            \
  28     {                                                           \
  29       builtin_define ("__pe__");                                \
  30     }                                                           \
  31   while (0)
  32
  33 /* The MCore ABI says that bitfields are unsigned by default.  */
  34 /* The EPOC C++ environment does not support exceptions.  */
  35 #undef CC1_SPEC
  36 #define CC1_SPEC "-funsigned-bitfields %{!DIN_GCC:-fno-rtti} %{!DIN_GCC:-fno-exceptions}"
  37
  38 #undef  SDB_DEBUGGING_INFO
  39 #define DBX_DEBUGGING_INFO 1
  40
  41 /* Computed in toplev.c.  */
  42 #undef  PREFERRED_DEBUGGING_TYPE
  43
  44 #define READONLY_DATA_SECTION_ASM_OP    "\t.section .rdata"
  45
  46 #define MCORE_EXPORT_NAME(STREAM, NAME)                 \
  47   do                                                    \
  48     {                                                   \
  49       fprintf (STREAM, "\t.section .drectve\n");        \
  50       fprintf (STREAM, "\t.ascii \" -export:%s\"\n",    \
  51                (* targetm.strip_name_encoding) (NAME)); \
  52       in_section = NULL;                                \
  53     }                                                   \
  54   while (0);
  55
  56 /* Output the label for an initialized variable.  */
  57 #undef  ASM_DECLARE_OBJECT_NAME
  58 #define ASM_DECLARE_OBJECT_NAME(STREAM, NAME, DECL)             \
  59   do                                                            \
  60     {                                                           \
  61       if (mcore_dllexport_name_p (NAME))                        \
  62         {                                                       \
  63           section *save_section = in_section;                   \
  64           MCORE_EXPORT_NAME (STREAM, NAME);                     \
  65           switch_to_section (save_section);                     \
  66         }                                                       \
  67       ASM_OUTPUT_LABEL ((STREAM), (NAME));                      \
  68     }                                                           \
  69   while (0)
  70
  71 /* Output a function label definition.  */
  72 #define ASM_DECLARE_FUNCTION_NAME(STREAM, NAME, DECL)           \
  73   do                                                            \
  74     {                                                           \
  75       if (mcore_dllexport_name_p (NAME))                        \
  76         {                                                       \
  77           MCORE_EXPORT_NAME (STREAM, NAME);                     \
  78           switch_to_section (function_section (DECL));          \
  79         }                                                       \
  80       ASM_OUTPUT_LABEL ((STREAM), (NAME));                      \
  81     }                                                           \
  82   while (0);
  83
  84 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
  85
  86 #define DBX_LINES_FUNCTION_RELATIVE 1
  87
  88 #define STARTFILE_SPEC "crt0.o%s"
  89 #define ENDFILE_SPEC  "%{!mno-lsim:-lsim}"
  90
  91 /* __CTOR_LIST__ and __DTOR_LIST__ must be defined by the linker script.  */
  92 #define CTOR_LISTS_DEFINED_EXTERNALLY
  93
  94 #undef DO_GLOBAL_CTORS_BODY
  95 #undef DO_GLOBAL_DTORS_BODY
  96 #undef INIT_SECTION_ASM_OP
  97 #undef DTORS_SECTION_ASM_OP
  98
  99 #define SUPPORTS_ONE_ONLY 1
 100
 101 /* Switch into a generic section.  */
 102 #undef TARGET_ASM_NAMED_SECTION
 103 #define TARGET_ASM_NAMED_SECTION  default_pe_asm_named_section