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/* Assembler macros for SH.
Copyright (C) 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define __need_uClibc_config_h 1
#include <bits/uClibc_config.h>
/* Define a macro we can use to construct the asm name for a C symbol. */
#ifdef NO_UNDERSCORES
#ifdef __STDC__
#define C_LABEL(name) name##:
#else
#define C_LABEL(name) name/**/:
#endif
#else
#ifdef __STDC__
#define C_LABEL(name) _##name##:
#else
#define C_LABEL(name) _/**/name/**/:
#endif
#endif
/* Mark the end of function named SYM. This is used on some platforms
to generate correct debugging information. */
#ifndef END
#define END(sym)
#endif
#ifndef ASM_GLOBAL_DIRECTIVE
#define ASM_GLOBAL_DIRECTIVE .global
#endif
#ifndef C_SYMBOL_NAME
#define C_SYMBOL_NAME(name) name
#endif
#ifdef __ASSEMBLER__
/* Syntactic details of assembler. */
#ifdef HAVE_ELF
#define ALIGNARG(log2) log2
/* For ELF we need the `.type' directive to make shared libs work right. */
#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,@##typearg;
#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
#ifdef SHARED
#define PLTJMP(_x) _x##@PLT
#else
#define PLTJMP(_x) _x
#endif
#else
#define ALIGNARG(log2) log2
#define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */
#define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */
#define C_SYMBOL_NAME(name) name /* Nothing is specified. */
#define PLTJMP(_x) _x
#endif
/* Define an entry point visible from C. */
#define ENTRY(name) \
ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \
ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function) \
.align ALIGNARG(5); \
C_LABEL(name) \
CALL_MCOUNT
#undef END
#define END(name) \
ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(name))
/* If compiled for profiling, call `mcount' at the start of each function. */
#ifdef PROF
#define CALL_MCOUNT /* NOTYET */
#else
#define CALL_MCOUNT /* Do nothing. */
#endif
#ifdef NO_UNDERSCORES
/* Since C identifiers are not normally prefixed with an underscore
on this system, the asm identifier `syscall_error' intrudes on the
C name space. Make sure we use an innocuous name. */
#define syscall_error __syscall_error
#define mcount _mcount
#endif
#endif /* __ASSEMBLER__ */
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