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/*
* Mach Operating System
* Copyright (c) 1993-1992 Carnegie Mellon University
* Copyright (c) 1991 OMRON Corporation
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON AND OMRON ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON AND OMRON DISCLAIM ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* HISTORY
* $Log: asm.h,v $
* Revision 1.1 1995/10/18 10:54:22 deraadt
* Initial revision
*
* Revision 2.3 93/01/26 18:05:05 danner
* Added #ifndef file wrapper.
* [93/01/24 jfriedl]
*
* Revision 2.2 92/08/03 17:46:50 jfriedl
* Brought to m88k directory.
* [92/07/24 jfriedl]
*
* Revision 2.1.1.1 92/05/27 15:24:16 danner
* Move FLUSH_PIPELINE, REG_OFF definitions here.
* [92/05/17 danner]
*
* Revision 2.3 92/02/18 18:00:24 elf
* Typo correction (from Torbjorn Granlund <tege@sics.se>).
* [92/02/06 danner]
*
* moved RTE definition here
* [92/02/02 danner]
*
* Revision 2.2 91/07/09 23:16:20 danner
* Initial 3.0 Checkin
* [91/06/26 11:57:57 danner]
*
* Revision 2.2 91/04/05 13:55:26 mbj
* Initial code from the Omron 1.10 kernel release corresponding to X130.
* The Copyright has been adjusted to correspond to the understanding
* between CMU and the Omron Corporation.
* [91/04/04 rvb]
*
* Corrected ENTRY Macro to use NEWLINE instead of \\ Hack
* [91/03/07 danner]
*
*/
/*
* File: m88k/asm.h
*
* This header file is intended to hold definitions useful for M88K
* assembly routines.
*
*/
#ifndef __M88K_ASM_H__
#define __M88K_ASM_H__
#ifndef prepend_underbar
# ifdef __STDC__
# define prepend_underbar(NAME) _##NAME
# else
# define prepend_underbar(NAME) _/**/NAME
# endif
#endif
#define ENTRY(NAME) \
align 4 NEWLINE prepend_underbar(NAME): NEWLINE global prepend_underbar(NAME)
#define RTE NOP NEWLINE rte
#define PID cr0
#define PSR cr1
#define EPSR cr2
#define SSBR cr3
#define SXIP cr4
#define SNIP cr5
#define SFIP cr6
#define VBR cr7
#define DMT0 cr8
#define DMD0 cr9
#define DMA0 cr10
#define DMT1 cr11
#define DMD1 cr12
#define DMA1 cr13
#define DMT2 cr14
#define DMD2 cr15
#define DMA2 cr16
#define SR0 cr17
#define SR1 cr18
#define SR2 cr19
#define SR3 cr20
#define FPECR fcr0
#define FPHS1 fcr1
#define FPLS1 fcr2
#define FPHS2 fcr3
#define FPLS2 fcr4
#define FPPT fcr5
#define FPRH fcr6
#define FPRL fcr7
#define FPIT fcr8
#define FPSR fcr62
#define FPCR fcr63
/*
* At various times, there is the need to clear the pipeline (i.e.
* synchronize). A "tcnd ne0, r0, foo" will do that (because a trap
* instruction always synchronizes, and this particular instruction
* will never actually take the trap).
*/
#define FLUSH_PIPELINE tcnd ne0, r0, 0
#define NOP or r0, r0, r0
/* REGister OFFset into the E.F. (exception frame) */
#define REG_OFF(reg_num) ((reg_num) * 4) /* (num * sizeof(register int)) */
#define GENREG_OFF(num) (REG_OFF(EF_R0 + (num))) /* GENeral REGister OFFset */
#if !defined(LABEL)
#define LABEL(name) name: global name NEWLINE
#define _LABEL(name) name: NEWLINE
#endif /* LABEL */
#endif /* __M88K_ASM_H__ */
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