freebsd-skq/sys/mips/include/regnum.h
2020-09-01 21:21:19 +00:00

212 lines
5.4 KiB
C

/* $OpenBSD: regnum.h,v 1.3 1999/01/27 04:46:06 imp Exp $ */
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* 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
* JNPR: regnum.h,v 1.6 2007/08/09 11:23:32 katta
* $FreeBSD$
*/
#ifndef _MACHINE_REGNUM_H_
#define _MACHINE_REGNUM_H_
#define NUMSAVEREGS 40
#define NUMFPREGS 34
/*
* Location of the saved registers relative to ZERO.
* This must match struct trapframe defined in frame.h exactly.
* This must also match regdef.h.
*/
#if defined(_KERNEL) || defined(_WANT_MIPS_REGNUM)
#define ZERO 0
#define AST 1
#define V0 2
#define V1 3
#define A0 4
#define A1 5
#define A2 6
#define A3 7
#if defined(__mips_n32) || defined(__mips_n64)
#define A4 8
#define A5 9
#define A6 10
#define A7 11
#define T0 12
#define T1 13
#define T2 14
#define T3 15
#else
#define T0 8
#define T1 9
#define T2 10
#define T3 11
#define T4 12
#define T5 13
#define T6 14
#define T7 15
#endif
#define S0 16
#define S1 17
#define S2 18
#define S3 19
#define S4 20
#define S5 21
#define S6 22
#define S7 23
#define T8 24
#define T9 25
#define K0 26
#define K1 27
#define GP 28
#define SP 29
#define S8 30
#define RA 31
#define SR 32
#define PS SR /* alias for SR */
#define MULLO 33
#define MULHI 34
#define BADVADDR 35
#define CAUSE 36
#define PC 37
/*
* IC is valid only on RM7K and RM9K processors. Access to this is
* controlled by IC_INT_REG which defined in kernel config
*/
#define IC 38
#define DUMMY 39 /* for 8 byte alignment */
/*
* Pseudo registers so we save a complete set of registers regardless of
* the ABI. See regdef.h for a more complete explanation.
*/
#if defined(__mips_n32) || defined(__mips_n64)
#define TA0 8
#define TA1 9
#define TA2 10
#define TA3 11
#else
#define TA0 12
#define TA1 13
#define TA2 14
#define TA3 15
#endif
/*
* Index of FP registers in 'struct frame', counting from the beginning
* of the frame (i.e., including the general registers).
*/
#define FPBASE NUMSAVEREGS
#define F0 (FPBASE+0)
#define F1 (FPBASE+1)
#define F2 (FPBASE+2)
#define F3 (FPBASE+3)
#define F4 (FPBASE+4)
#define F5 (FPBASE+5)
#define F6 (FPBASE+6)
#define F7 (FPBASE+7)
#define F8 (FPBASE+8)
#define F9 (FPBASE+9)
#define F10 (FPBASE+10)
#define F11 (FPBASE+11)
#define F12 (FPBASE+12)
#define F13 (FPBASE+13)
#define F14 (FPBASE+14)
#define F15 (FPBASE+15)
#define F16 (FPBASE+16)
#define F17 (FPBASE+17)
#define F18 (FPBASE+18)
#define F19 (FPBASE+19)
#define F20 (FPBASE+20)
#define F21 (FPBASE+21)
#define F22 (FPBASE+22)
#define F23 (FPBASE+23)
#define F24 (FPBASE+24)
#define F25 (FPBASE+25)
#define F26 (FPBASE+26)
#define F27 (FPBASE+27)
#define F28 (FPBASE+28)
#define F29 (FPBASE+29)
#define F30 (FPBASE+30)
#define F31 (FPBASE+31)
#define FSR (FPBASE+32)
#define FIR (FPBASE+33)
/*
* Index of FP registers in 'struct frame', relative to the base
* of the FP registers in frame (i.e., *not* including the general
* registers).
*/
#define F0_NUM (0)
#define F1_NUM (1)
#define F2_NUM (2)
#define F3_NUM (3)
#define F4_NUM (4)
#define F5_NUM (5)
#define F6_NUM (6)
#define F7_NUM (7)
#define F8_NUM (8)
#define F9_NUM (9)
#define F10_NUM (10)
#define F11_NUM (11)
#define F12_NUM (12)
#define F13_NUM (13)
#define F14_NUM (14)
#define F15_NUM (15)
#define F16_NUM (16)
#define F17_NUM (17)
#define F18_NUM (18)
#define F19_NUM (19)
#define F20_NUM (20)
#define F21_NUM (21)
#define F22_NUM (22)
#define F23_NUM (23)
#define F24_NUM (24)
#define F25_NUM (25)
#define F26_NUM (26)
#define F27_NUM (27)
#define F28_NUM (28)
#define F29_NUM (29)
#define F30_NUM (30)
#define F31_NUM (31)
#define FSR_NUM (32)
#define FIR_NUM (33)
#endif /* _KERNEL || _WANT_MIPS_REGNUM */
#endif /* !_MACHINE_REGNUM_H_ */