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Add ELF crap.

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This commit is contained in:
christos 1999-01-11 11:02:16 +00:00
parent f9cf96d39c
commit e293d1bc34
1 changed files with 47 additions and 15 deletions
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62
sys/arch/i386/include/cdefs.h
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@ -1,4 +1,4 @@
/* $NetBSD: cdefs.h,v 1.4 1997/11/04 23:09:46 thorpej Exp $ */
/* $NetBSD: cdefs.h,v 1.5 1999/01/11 11:02:16 christos Exp $ */
/*
* Written by J.T. Conklin <jtc@wimsey.com> 01/17/95.
@ -8,30 +8,62 @@
#ifndef _MACHINE_CDEFS_H_
#define _MACHINE_CDEFS_H_
#define _C_LABEL(x) __CONCAT(_,x)
#ifdef __GNUC__
#define __RENAME(x) __asm__(___STRING(_C_LABEL(x)))
#ifdef __ELF__
# define _C_LABEL(x) x
#else
# define _C_LABEL(x) __CONCAT(_,x)
#endif
#ifdef __GNUC__
#ifdef __STDC__
#define __indr_reference(sym,alias) \
# define __RENAME(x) __asm__(___STRING(_C_LABEL(x)))
#endif
#ifdef __ELF__
# define __DO_NOT_DO_WEAK__ /* NO WEAK SYMS IN LIBC YET */
# ifndef __DO_NOT_DO_WEAK__
# define __indr_reference(sym,alias) /* nada, since we do weak refs */
# endif /* !__DO_NOT_DO_WEAK__ */
# ifdef __STDC__
# ifndef __DO_NOT_DO_WEAK__
# define __weak_alias(alias,sym) \
__asm__(".weak " #alias " ; " #alias " = " #sym);
# endif /* !__DO_NOT_DO_WEAK__ */
# define __warn_references(sym,msg) \
__asm__(".section .gnu.warning." #sym " ; .ascii \"" msg "\" ; .text");
# else /* !__STDC__ */
# ifndef __DO_NOT_DO_WEAK__
# define __weak_alias(alias,sym) \
__asm__(".weak alias ; alias = sym");
# endif /* !__DO_NOT_DO_WEAK__ */
# define __warn_references(sym,msg) \
__asm__(".section .gnu.warning.sym ; .ascii msg ; .text");
# endif /* __STDC__ */
#else /* !__ELF__ */
# ifdef __GNUC__
# ifdef __STDC__
# define __indr_reference(sym,alias) \
__asm__(".stabs \"_" #alias "\",11,0,0,0"); \
__asm__(".stabs \"_" #sym "\",1,0,0,0");
#define __warn_references(sym,msg) \
# define __warn_references(sym,msg) \
__asm__(".stabs \"" msg "\",30,0,0,0"); \
__asm__(".stabs \"_" #sym "\",1,0,0,0");
#else /* __STDC__ */
#define __indr_reference(sym,alias) \
# else /* __STDC__ */
# define __indr_reference(sym,alias) \
__asm__(".stabs \"_/**/alias\",11,0,0,0"); \
__asm__(".stabs \"_/**/sym\",1,0,0,0");
#define __warn_references(sym,msg) \
# define __warn_references(sym,msg) \
__asm__(".stabs msg,30,0,0,0"); \
__asm__(".stabs \"_/**/sym\",1,0,0,0");
#endif /* __STDC__ */
#else /* __GNUC__ */
#define __warn_references(sym,msg)
#endif /* __GNUC__ */
# endif /* __STDC__ */
# else /* __GNUC__ */
# define __warn_references(sym,msg)
# endif /* __GNUC__ */
#endif /* __ELF__ */
#endif /* !_MACHINE_CDEFS_H_ */