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/* Definitions of target machine for gcc for Hitachi Super-H using ELF.
Copyright (C) 1996 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. */
/* Mostly like the regular SH configuration. */
#include "sh/sh.h"
/* No SDB debugging info. */
#undef SDB_DEBUGGING_INFO
/* Undefine some macros defined in both sh.h and svr4.h. */
#undef IDENT_ASM_OP
#undef ASM_FILE_END
#undef ASM_OUTPUT_SOURCE_LINE
#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END
#undef CTORS_SECTION_ASM_OP
#undef DTORS_SECTION_ASM_OP
#undef ASM_OUTPUT_SECTION_NAME
#undef ASM_OUTPUT_CONSTRUCTOR
#undef ASM_OUTPUT_DESTRUCTOR
#undef ASM_DECLARE_FUNCTION_NAME
#undef PREFERRED_DEBUGGING_TYPE
/* Be ELF-like. */
#include "svr4.h"
/* The prefix to add to user-visible assembler symbols.
Note that svr4.h redefined it from the original value (that we want)
in sh.h */
#undef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX "_"
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
#undef ASM_FILE_START
#define ASM_FILE_START(FILE) do { \
output_file_directive ((FILE), main_input_filename); \
if (TARGET_LITTLE_ENDIAN) \
fprintf ((FILE), "\t.little\n"); \
} while (0)
/* Let code know that this is ELF. */
#define CPP_PREDEFINES "-D__sh__ -D__ELF__ -Acpu(sh) -Amachine(sh)"
/* Pass -ml and -mrelax to the assembler and linker. */
#undef ASM_SPEC
#define ASM_SPEC "%{ml:-little} %{mrelax:-relax}"
#undef LINK_SPEC
#define LINK_SPEC "%{ml:-m shlelf} %{mrelax:-relax}"
/* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it
again. */
#define DBX_REGISTER_NUMBER(REGNO) \
(((REGNO) >= 22 && (REGNO) <= 39) ? ((REGNO) + 1) : (REGNO))
/* SH ELF, unlike most ELF implementations, uses underscores before
symbol names. */
#undef ASM_OUTPUT_LABELREF
#define ASM_OUTPUT_LABELREF(STREAM,NAME) \
asm_fprintf (STREAM, "%U%s", NAME)
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \
sprintf ((STRING), "*%s%s%d", LOCAL_LABEL_PREFIX, (PREFIX), (NUM))
#undef ASM_OUTPUT_INTERNAL_LABEL
#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
asm_fprintf ((FILE), "%L%s%d:\n", (PREFIX), (NUM))
#undef ASM_OUTPUT_SOURCE_LINE
#define ASM_OUTPUT_SOURCE_LINE(file, line) \
do \
{ \
static int sym_lineno = 1; \
asm_fprintf ((file), ".stabn 68,0,%d,%LLM%d-", \
(line), sym_lineno); \
assemble_name ((file), \
XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0));\
asm_fprintf ((file), "\n%LLM%d:\n", sym_lineno); \
sym_lineno += 1; \
} \
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)
/* Arrange to call __main, rather than using crtbegin.o and crtend.o
and relying on .init and .fini being executed at appropriate times. */
#undef INIT_SECTION_ASM_OP
#undef FINI_SECTION_ASM_OP
#undef STARTFILE_SPEC
#undef ENDFILE_SPEC
/* HANDLE_SYSV_PRAGMA (defined by svr4.h) takes precedence over HANDLE_PRAGMA.
We want to use the HANDLE_PRAGMA from sh.h. */
#undef HANDLE_SYSV_PRAGMA
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