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/* $NetBSD: regnum.h,v 1.12 2020/07/26 08:08:41 simonb Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department and Ralph Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Utah Hdr: reg.h 1.1 90/07/09
*
* @(#)reg.h 8.2 (Berkeley) 1/11/94
*/
/*
* Location of the users' stored
* registers relative to ZERO.
* Usage is p->p_regs[XX].
*/
#define _R_ZERO 0 /* hardware zero */
#define _R_AST 1 /* caller-saved */
#define _R_V0 2 /* caller-saved */
#define _R_V1 3 /* caller-saved */
#define _R_A0 4 /* caller-saved */
#define _R_A1 5 /* caller-saved */
#define _R_A2 6 /* caller-saved */
#define _R_A3 7 /* caller-saved */
#if defined(__mips_n32) || defined(__mips_n64)
#define _R_A4 8 /* caller-saved */
#define _R_A5 9 /* caller-saved */
#define _R_A6 10 /* caller-saved */
#define _R_A7 11 /* caller-saved */
#define _R_T0 12 /* caller-saved */
#define _R_T1 13 /* caller-saved */
#define _R_T2 14 /* caller-saved */
#define _R_T3 15 /* caller-saved */
#else
#define _R_T0 8 /* caller-saved */
#define _R_T1 9 /* caller-saved */
#define _R_T2 10 /* caller-saved */
#define _R_T3 11 /* caller-saved */
#define _R_T4 12 /* caller-saved */
#define _R_T5 13 /* caller-saved */
#define _R_T6 14 /* caller-saved */
#define _R_T7 15 /* caller-saved */
#endif /* __mips_n32 || __mips_n64 */
#define _R_S0 16 /* CALLEE-saved */
#define _R_S1 17 /* CALLEE-saved */
#define _R_S2 18 /* CALLEE-saved */
#define _R_S3 19 /* CALLEE-saved */
#define _R_S4 20 /* CALLEE-saved */
#define _R_S5 21 /* CALLEE-saved */
#define _R_S6 22 /* CALLEE-saved */
#define _R_S7 23 /* CALLEE-saved */
#define _R_T8 24 /* caller-saved */
#define _R_T9 25 /* caller-saved */
#define _R_K0 26 /* kernel reserved */
#define _R_K1 27 /* kernel reserved */
#define _R_GP 28 /* CALLEE-saved */
#define _R_SP 29 /* CALLEE-saved */
#define _R_S8 30 /* CALLEE-saved */
#define _R_RA 31 /* caller-saved */
#define _R_SR 32
#define _R_PS _R_SR /* alias for SR */
/* See <mips/regdef.h> for an explanation. */
#if defined(__mips_n32) || defined(__mips_n64)
#define _R_TA0 8
#define _R_TA1 9
#define _R_TA2 10
#define _R_TA3 11
#else
#define _R_TA0 12
#define _R_TA1 13
#define _R_TA2 14
#define _R_TA3 15
#endif /* __mips_n32 || __mips_n64 */
#define _R_MULLO 33
#define _R_MULHI 34
#define _R_BADVADDR 35
#define _R_CAUSE 36
#define _R_PC 37
#define _FPBASE (_R_PC + 1)
#define _R_F0 (_FPBASE+0)
#define _R_F1 (_FPBASE+1)
#define _R_F2 (_FPBASE+2)
#define _R_F3 (_FPBASE+3)
#define _R_F4 (_FPBASE+4)
#define _R_F5 (_FPBASE+5)
#define _R_F6 (_FPBASE+6)
#define _R_F7 (_FPBASE+7)
#define _R_F8 (_FPBASE+8)
#define _R_F9 (_FPBASE+9)
#define _R_F10 (_FPBASE+10)
#define _R_F11 (_FPBASE+11)
#define _R_F12 (_FPBASE+12)
#define _R_F13 (_FPBASE+13)
#define _R_F14 (_FPBASE+14)
#define _R_F15 (_FPBASE+15)
#define _R_F16 (_FPBASE+16)
#define _R_F17 (_FPBASE+17)
#define _R_F18 (_FPBASE+18)
#define _R_F19 (_FPBASE+19)
#define _R_F20 (_FPBASE+20)
#define _R_F21 (_FPBASE+21)
#define _R_F22 (_FPBASE+22)
#define _R_F23 (_FPBASE+23)
#define _R_F24 (_FPBASE+24)
#define _R_F25 (_FPBASE+25)
#define _R_F26 (_FPBASE+26)
#define _R_F27 (_FPBASE+27)
#define _R_F28 (_FPBASE+28)
#define _R_F29 (_FPBASE+29)
#define _R_F30 (_FPBASE+30)
#define _R_F31 (_FPBASE+31)
#define _R_FSR (_FPBASE+32)
#define _R_DSPBASE (_R_FSR + 1)
#define _R_MULLO1 (_R_DSPBASE + 0)
#define _R_MULHI1 (_R_DSPBASE + 1)
#define _R_MULLO2 (_R_DSPBASE + 2)
#define _R_MULHI2 (_R_DSPBASE + 3)
#define _R_MULLO3 (_R_DSPBASE + 4)
#define _R_MULHI3 (_R_DSPBASE + 5)
#define _R_DSPCTL (_R_DSPBASE + 6)
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