70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/* $NetBSD: cdefs.h,v 1.5 1999/01/11 11:02:16 christos Exp $ */
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/*
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* Written by J.T. Conklin <jtc@wimsey.com> 01/17/95.
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* Public domain.
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*/
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#ifndef _MACHINE_CDEFS_H_
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#define _MACHINE_CDEFS_H_
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#ifdef __ELF__
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# define _C_LABEL(x) x
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#else
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# define _C_LABEL(x) __CONCAT(_,x)
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#endif
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#ifdef __GNUC__
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# define __RENAME(x) __asm__(___STRING(_C_LABEL(x)))
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#endif
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#ifdef __ELF__
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# define __DO_NOT_DO_WEAK__ /* NO WEAK SYMS IN LIBC YET */
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# ifndef __DO_NOT_DO_WEAK__
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# define __indr_reference(sym,alias) /* nada, since we do weak refs */
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# endif /* !__DO_NOT_DO_WEAK__ */
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# ifdef __STDC__
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# ifndef __DO_NOT_DO_WEAK__
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# define __weak_alias(alias,sym) \
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__asm__(".weak " #alias " ; " #alias " = " #sym);
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# endif /* !__DO_NOT_DO_WEAK__ */
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# define __warn_references(sym,msg) \
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__asm__(".section .gnu.warning." #sym " ; .ascii \"" msg "\" ; .text");
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# else /* !__STDC__ */
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# ifndef __DO_NOT_DO_WEAK__
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# define __weak_alias(alias,sym) \
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__asm__(".weak alias ; alias = sym");
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# endif /* !__DO_NOT_DO_WEAK__ */
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# define __warn_references(sym,msg) \
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__asm__(".section .gnu.warning.sym ; .ascii msg ; .text");
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# endif /* __STDC__ */
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#else /* !__ELF__ */
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# ifdef __GNUC__
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# ifdef __STDC__
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# define __indr_reference(sym,alias) \
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__asm__(".stabs \"_" #alias "\",11,0,0,0"); \
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__asm__(".stabs \"_" #sym "\",1,0,0,0");
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# define __warn_references(sym,msg) \
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__asm__(".stabs \"" msg "\",30,0,0,0"); \
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__asm__(".stabs \"_" #sym "\",1,0,0,0");
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# else /* __STDC__ */
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# define __indr_reference(sym,alias) \
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__asm__(".stabs \"_/**/alias\",11,0,0,0"); \
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__asm__(".stabs \"_/**/sym\",1,0,0,0");
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# define __warn_references(sym,msg) \
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__asm__(".stabs msg,30,0,0,0"); \
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__asm__(".stabs \"_/**/sym\",1,0,0,0");
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# endif /* __STDC__ */
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# else /* __GNUC__ */
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# define __warn_references(sym,msg)
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# endif /* __GNUC__ */
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#endif /* __ELF__ */
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#endif /* !_MACHINE_CDEFS_H_ */
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