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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [mcore/] [mcore-elf.h] - Blame information for rev 825

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1 38 julius
/* Definitions of MCore target.
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   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2007
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   Free Software Foundation, Inc.
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   Contributed by Cygnus Solutions.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#ifndef __MCORE_ELF_H__
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#define __MCORE_ELF_H__
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/* Run-time Target Specification.  */
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#define TARGET_VERSION fputs (" (Motorola MCORE/elf)", stderr)
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/* Use DWARF2 debugging info.  */
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#define DWARF2_DEBUGGING_INFO 1
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#undef  PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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#define MCORE_EXPORT_NAME(STREAM, NAME)                 \
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  do                                                    \
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    {                                                   \
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      fprintf (STREAM, "\t.section .exports\n");        \
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      fprintf (STREAM, "\t.ascii \" -export:%s\"\n",    \
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               (* targetm.strip_name_encoding) (NAME)); \
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      in_section = NULL;                                \
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    }                                                   \
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  while (0);
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/* Write the extra assembler code needed to declare a function properly.
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   Some svr4 assemblers need to also have something extra said about the
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   function's return value.  We allow for that here.  */
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#undef  ASM_DECLARE_FUNCTION_NAME
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#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL)             \
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  do                                                            \
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    {                                                           \
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      if (mcore_dllexport_name_p (NAME))                        \
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        {                                                       \
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          MCORE_EXPORT_NAME (FILE, NAME);                       \
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          switch_to_section (function_section (DECL));          \
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        }                                                       \
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      ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function");       \
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      ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL));            \
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      ASM_OUTPUT_LABEL (FILE, NAME);                            \
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    }                                                           \
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  while (0)
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/* Write the extra assembler code needed to declare an object properly.  */
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#undef  ASM_DECLARE_OBJECT_NAME
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#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL)               \
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  do                                                            \
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    {                                                           \
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      HOST_WIDE_INT size;                                       \
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      if (mcore_dllexport_name_p (NAME))                        \
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        {                                                       \
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          section *save_section = in_section;                   \
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          MCORE_EXPORT_NAME (FILE, NAME);                       \
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          switch_to_section (save_section);                     \
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        }                                                       \
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      ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object");         \
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      size_directive_output = 0;                         \
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      if (!flag_inhibit_size_directive && DECL_SIZE (DECL))     \
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        {                                                       \
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          size_directive_output = 1;                            \
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          size = int_size_in_bytes (TREE_TYPE (DECL));          \
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          ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size);         \
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        }                                                       \
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      ASM_OUTPUT_LABEL(FILE, NAME);                             \
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    }                                                           \
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  while (0)
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/* Output the size directive for a decl in rest_of_decl_compilation
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   in the case where we did not do so before the initializer.
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   Once we find the error_mark_node, we know that the value of
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   size_directive_output was set
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   by ASM_DECLARE_OBJECT_NAME when it was run for the same decl.  */
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#undef  ASM_FINISH_DECLARE_OBJECT
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#define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END)         \
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  do                                                                     \
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    {                                                                    \
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      const char * name = XSTR (XEXP (DECL_RTL (DECL), 0), 0);           \
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      HOST_WIDE_INT size;                                                \
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      if (!flag_inhibit_size_directive && DECL_SIZE (DECL)               \
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          && ! AT_END && TOP_LEVEL                                       \
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          && DECL_INITIAL (DECL) == error_mark_node                      \
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          && !size_directive_output)                                     \
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        {                                                                \
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          size_directive_output = 1;                                     \
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          size = int_size_in_bytes (TREE_TYPE (DECL));                   \
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          ASM_OUTPUT_SIZE_DIRECTIVE (FILE, name, size);                  \
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        }                                                                \
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    }                                                                    \
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  while (0)
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#undef  STARTFILE_SPEC
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#define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
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/* Include the OS stub library, so that the code can be simulated.
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   This is not the right way to do this.  Ideally this kind of thing
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   should be done in the linker script - but I have not worked out how
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   to specify the location of a linker script in a gcc command line yet.  */
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#undef  ENDFILE_SPEC
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#define ENDFILE_SPEC  "%{!mno-lsim:-lsim} crtend.o%s crtn.o%s"
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/* The subroutine calls in the .init and .fini sections create literal
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   pools which must be jumped around....  */
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#define FORCE_CODE_SECTION_ALIGN        asm ("br 1f ; .literals ; 1:");
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#undef  CTORS_SECTION_ASM_OP
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#define CTORS_SECTION_ASM_OP    "\t.section\t.ctors,\"aw\""
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#undef  DTORS_SECTION_ASM_OP
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#define DTORS_SECTION_ASM_OP    "\t.section\t.dtors,\"aw\""
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#endif /* __MCORE_ELF_H__ */

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