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/* $OpenBSD: regnum.h,v 1.3 1999/01/27 04:46:06 imp 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. * 4. 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: release/9.1.0/sys/mips/include/regnum.h 211862 2010-08-27 07:45:50Z jchandra $ */ #ifndef _MACHINE_REGNUM_H_ #define _MACHINE_REGNUM_H_ /* This must match the numbers * in pcb.h and is used by * swtch.S */ #define PREG_S0 0 #define PREG_S1 1 #define PREG_S2 2 #define PREG_S3 3 #define PREG_S4 4 #define PREG_S5 5 #define PREG_S6 6 #define PREG_S7 7 #define PREG_SP 8 #define PREG_S8 9 #define PREG_RA 10 #define PREG_SR 11 #define PREG_GP 12 #define PREG_PC 13 /* * Location of the saved registers relative to ZERO. * This must match struct trapframe defined in frame.h exactly. */ #define ZERO 0 #define AST 1 #define V0 2 #define V1 3 #define A0 4 #define A1 5 #define A2 6 #define A3 7 #define T0 8 #define T1 9 #define T2 10 #define T3 11 #define TA0 12 #define TA1 13 #define TA2 14 #define TA3 15 #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 */ #define NUMSAVEREGS 40 /* * 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 FSR_DUMMY (FPBASE+33) /* For 8 byte alignment */ #define NUMFPREGS 34 #define NREGS (NUMSAVEREGS + NUMFPREGS) /* * 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) #endif /* !_MACHINE_REGNUM_H_ */