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julius |
/* Definitions of target machine for gcc for Renesas / SuperH SH using ELF.
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Copyright (C) 1996, 1997, 2000, 2001, 2002, 2004, 2005, 2007
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Free Software Foundation, Inc.
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Contributed by Ian Lance Taylor <ian@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
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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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/* Let sh.c know this is ELF. */
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#undef TARGET_ELF
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#define TARGET_ELF 1
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/* Generate DWARF2 debugging information and make it the default */
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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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/* use a more compact format for line information */
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#define DWARF2_ASM_LINE_DEBUG_INFO 1
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/* WCHAR_TYPE / WCHAR_TYPE_SIZE are defined to long int / BITS_PER_WORD in
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svr4.h, but these work out as 64 bit for shmedia64. */
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#undef WCHAR_TYPE
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/* #define WCHAR_TYPE (TARGET_SH5 ? "int" : "long int") */
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#define WCHAR_TYPE SH_ELF_WCHAR_TYPE
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 32
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/* The prefix to add to user-visible assembler symbols. */
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#undef LOCAL_LABEL_PREFIX
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#define LOCAL_LABEL_PREFIX "."
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#undef SIZE_TYPE
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#define SIZE_TYPE (TARGET_SH5 ? "long unsigned int" : "unsigned int")
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE (TARGET_SH5 ? "long int" : "int")
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/* Pass -ml and -mrelax to the assembler and linker. */
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#undef ASM_SPEC
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#define ASM_SPEC SH_ASM_SPEC
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#undef LINK_SPEC
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#define LINK_SPEC SH_LINK_SPEC
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#undef LINK_EMUL_PREFIX
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#if TARGET_ENDIAN_DEFAULT == MASK_LITTLE_ENDIAN
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#define LINK_EMUL_PREFIX "sh%{!mb:l}elf"
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#else
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#define LINK_EMUL_PREFIX "sh%{ml:l}elf"
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#endif
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/* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it
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again. */
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#define DBX_REGISTER_NUMBER(REGNO) SH_DBX_REGISTER_NUMBER (REGNO)
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#undef ASM_GENERATE_INTERNAL_LABEL
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#define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \
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sprintf ((STRING), "*%s%s%ld", LOCAL_LABEL_PREFIX, (PREFIX), (long)(NUM))
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#define DBX_LINES_FUNCTION_RELATIVE 1
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#define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC \
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"%{!shared: crt1.o%s} crti.o%s \
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%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC \
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"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
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/* ASM_OUTPUT_CASE_LABEL is defined in elfos.h. With it,
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a redundant .align was generated. */
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#undef ASM_OUTPUT_CASE_LABEL
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