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/* Definitions of target machine for gcc for Renesas / SuperH SH using ELF.
Copyright (C) 1996, 1997, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Ian Lance Taylor <ian@cygnus.com>.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Let sh.c know this is ELF. */
#undef TARGET_ELF
#define TARGET_ELF 1
/* Generate DWARF2 debugging information and make it the default */
#define DWARF2_DEBUGGING_INFO 1
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
/* use a more compact format for line information */
#define DWARF2_ASM_LINE_DEBUG_INFO 1
/* WCHAR_TYPE / WCHAR_TYPE_SIZE are defined to long int / BITS_PER_WORD in
svr4.h, but these work out as 64 bit for shmedia64. */
#undef WCHAR_TYPE
/* #define WCHAR_TYPE (TARGET_SH5 ? "int" : "long int") */
#define WCHAR_TYPE SH_ELF_WCHAR_TYPE
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
/* The prefix to add to user-visible assembler symbols. */
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
#undef SIZE_TYPE
#define SIZE_TYPE (TARGET_SH5 ? "long unsigned int" : "unsigned int")
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE (TARGET_SH5 ? "long int" : "int")
/* Pass -ml and -mrelax to the assembler and linker. */
#undef ASM_SPEC
#define ASM_SPEC SH_ASM_SPEC
#undef SUBTARGET_ASM_ISA_SPEC
#define SUBTARGET_ASM_ISA_SPEC "\
%{m5-compact:--isa=SHcompact} %{m5-compact-nofpu:--isa=SHcompact} \
%{m5-32media:--isa=SHmedia --abi=32} %{m5-32media-nofpu:--isa=SHmedia --abi=32} \
%{m5-64media:--isa=SHmedia --abi=64} %{m5-64media-nofpu:--isa=SHmedia --abi=64}"
#undef LINK_SPEC
#define LINK_SPEC SH_LINK_SPEC
#undef LINK_EMUL_PREFIX
#if TARGET_ENDIAN_DEFAULT == LITTLE_ENDIAN_BIT
#define LINK_EMUL_PREFIX "sh%{!mb:l}elf"
#else
#define LINK_EMUL_PREFIX "sh%{ml:l}elf"
#endif
/* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it
again. */
#define DBX_REGISTER_NUMBER(REGNO) SH_DBX_REGISTER_NUMBER (REGNO)
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \
sprintf ((STRING), "*%s%s%ld", LOCAL_LABEL_PREFIX, (PREFIX), (long)(NUM))
#undef ASM_OUTPUT_SOURCE_LINE
#define ASM_OUTPUT_SOURCE_LINE(file, line, counter) \
do \
{ \
asm_fprintf ((file), ".stabn 68,0,%d,%LLM%d-", \
(line), (counter)); \
assemble_name ((file), \
XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0));\
asm_fprintf ((file), "\n%LLM%d:\n", (counter)); \
} \
while (0)
#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END
#define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \
do { \
text_section (); \
fprintf ((FILE), "\t.stabs \"\",%d,0,0,Letext\nLetext:\n", N_SO); \
} while (0)
#undef STARTFILE_SPEC
#define STARTFILE_SPEC \
"%{!shared: crt1.o%s} crti.o%s \
%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
/* ASM_OUTPUT_CASE_LABEL is defined in elfos.h. With it,
a redundant .align was generated. */
#undef ASM_OUTPUT_CASE_LABEL
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