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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [arm/] [unknown-elf.h] - Blame information for rev 827

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1 38 julius
/* Definitions for non-Linux based ARM systems using ELF
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   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007
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   Free Software Foundation, Inc.
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   Contributed by Catherine Moore <clm@cygnus.com>
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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 it
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   under the terms of the GNU General Public License as published
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   by the Free Software Foundation; either version 3, or (at your
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   option) any later version.
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   GCC is distributed in the hope that it will be useful, but WITHOUT
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   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
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   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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/* elfos.h should have already been included.  Now just override
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   any conflicting definitions and add any extras.  */
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/* Run-time Target Specification.  */
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#ifndef TARGET_VERSION
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#define TARGET_VERSION  fputs (" (ARM/ELF)", stderr);
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#endif
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/* Default to using software floating point.  */
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#ifndef TARGET_DEFAULT
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#define TARGET_DEFAULT  (0)
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#endif
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/* Now we define the strings used to build the spec file.  */
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#undef  STARTFILE_SPEC
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#define STARTFILE_SPEC  " crti%O%s crtbegin%O%s crt0%O%s"
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#undef  ENDFILE_SPEC
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#define ENDFILE_SPEC    "crtend%O%s crtn%O%s"
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/* The __USES_INITFINI__ define is tested in newlib/libc/sys/arm/crt0.S
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   to see if it needs to invoked _init() and _fini().  */
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#undef  SUBTARGET_CPP_SPEC
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#define SUBTARGET_CPP_SPEC  "-D__USES_INITFINI__"
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#undef  PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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/* Return a nonzero value if DECL has a section attribute.  */
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#define IN_NAMED_SECTION(DECL)                                          \
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  ((TREE_CODE (DECL) == FUNCTION_DECL || TREE_CODE (DECL) == VAR_DECL)  \
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   && DECL_SECTION_NAME (DECL) != NULL_TREE)
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#undef  ASM_OUTPUT_ALIGNED_BSS
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#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN)           \
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  do                                                                    \
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    {                                                                   \
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      if (IN_NAMED_SECTION (DECL))                                      \
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        switch_to_section (get_named_section (DECL, NULL, 0));           \
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      else                                                              \
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        switch_to_section (bss_section);                                \
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                                                                        \
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      ASM_OUTPUT_ALIGN (FILE, floor_log2 (ALIGN / BITS_PER_UNIT));      \
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                                                                        \
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      last_assemble_variable_decl = DECL;                               \
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      ASM_DECLARE_OBJECT_NAME (FILE, NAME, DECL);                       \
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      ASM_OUTPUT_SKIP (FILE, SIZE ? (int)(SIZE) : 1);                   \
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    }                                                                   \
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  while (0)
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#undef  ASM_OUTPUT_ALIGNED_DECL_LOCAL
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#define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN)    \
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  do                                                                    \
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    {                                                                   \
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      if ((DECL) != NULL && IN_NAMED_SECTION (DECL))                    \
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        switch_to_section (get_named_section (DECL, NULL, 0));           \
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      else                                                              \
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        switch_to_section (bss_section);                                \
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                                                                        \
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      ASM_OUTPUT_ALIGN (FILE, floor_log2 (ALIGN / BITS_PER_UNIT));      \
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      ASM_OUTPUT_LABEL (FILE, NAME);                                    \
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      fprintf (FILE, "\t.space\t%d\n", SIZE ? (int)(SIZE) : 1);         \
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    }                                                                   \
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  while (0)
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#ifndef SUBTARGET_CPU_DEFAULT
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#define SUBTARGET_CPU_DEFAULT           TARGET_CPU_arm7tdmi
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#endif
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/* The libgcc udivmod functions may throw exceptions.  If newlib is
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   configured to support long longs in I/O, then printf will depend on
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   udivmoddi4, which will depend on the exception unwind routines,
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   which will depend on abort, which is defined in libc.  */
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#undef LINK_GCC_C_SEQUENCE_SPEC
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#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L --end-group"

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