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/* asm.h -- macros for m68k asm
*
* Copyright (c) 1995, 1996 Cygnus Support
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#if 0
/*
* XXX __USER_LABEL_PREFIX__ and __REGISTER_PREFIX__ do not work on gcc 2.7.0-3
* XXX The following ifdef magic fixes the problem but results in a warning
* XXX when compiling assembly code.
*/
#ifndef __USER_LABEL_PREFIX__
/* #define __USER_LABEL_PREFIX__ "" /* no underscore for coff */
#define __USER_LABEL_PREFIX__ _ /* leading underscore for aout */
#endif
#ifndef __REGISTER_PREFIX__
#define __REGISTER_PREFIX__ /* never has anything prefixed */
#endif
#endif
/*
* some assemblers choke on '#' as an immediate value. As gcc can also
* use '&', use that in those cases.
*/
#ifndef __IMMEDIATE_PREFIX__
#define __IMMEDIATE_PREFIX__ #
#endif
/* ANSI concatenation macros. */
#define CONCAT1(a, b) CONCAT2(a, b)
#define CONCAT2(a, b) a ## b
/* use the right prefix for global labels. */
#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__,x)
/* use the right prefix for registers. */
#define REG(x) CONCAT1 (__REGISTER_PREFIX__,x)
/* use the right prefix for immediate values. */
#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__,x)
/* use the right prefix for register names */
#define d0 REG (d0)
#define d1 REG (d1)
#define d2 REG (d2)
#define d3 REG (d3)
#define d4 REG (d4)
#define d5 REG (d5)
#define d6 REG (d6)
#define d7 REG (d7)
#define a0 REG (a0)
#define a1 REG (a1)
#define a2 REG (a2)
#define a3 REG (a3)
#define a4 REG (a4)
#define a5 REG (a5)
#define a6 REG (a6)
#define a7 REG (a7)
#define fp REG (fp)
#define fp0 REG (fp0)
#define fp1 REG (fp1)
#define fp2 REG (fp2)
#define fp3 REG (fp3)
#define fp4 REG (fp4)
#define fp5 REG (fp5)
#define fp6 REG (fp6)
#define fp7 REG (fp7)
#define sp REG (sp)
#define usp REG (usp)
#define vbr REG (vbr)
#define sr REG (sr)
#define fpcr REG (fpcr)
#define fpsr REG (fpsr)
#define fpi REG (fpi)
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