664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
117 lines
2.6 KiB
C
117 lines
2.6 KiB
C
/* $FreeBSD$ */
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/* From: NetBSD: reg.h,v 1.3 1997/04/06 08:47:40 cgd Exp */
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/*
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* Copyright (c) 1994, 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _ALPHA_REG_H_
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#define _ALPHA_REG_H_
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/*
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* XXX where did this info come from?
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*/
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/*
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* Struct reg, used for procfs and in signal contexts
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* Note that in signal contexts, it's represented as an array.
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* That array has to look exactly like 'struct reg' though.
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*/
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#define R_V0 0
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#define R_T0 1
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#define R_T1 2
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#define R_T2 3
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#define R_T3 4
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#define R_T4 5
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#define R_T5 6
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#define R_T6 7
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#define R_T7 8
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#define R_S0 9
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#define R_S1 10
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#define R_S2 11
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#define R_S3 12
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#define R_S4 13
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#define R_S5 14
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#define R_S6 15
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#define R_A0 16
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#define R_A1 17
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#define R_A2 18
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#define R_A3 19
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#define R_A4 20
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#define R_A5 21
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#define R_T8 22
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#define R_T9 23
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#define R_T10 24
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#define R_T11 25
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#define R_RA 26
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#define R_T12 27
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#define R_AT 28
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#define R_GP 29
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#define R_SP 30
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#define R_ZERO 31
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/*
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* Register extensions used in mcontext_t
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*/
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#define R_PS 32
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#define R_PC 33
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#define R_TRAPARG_A0 34
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#define R_TRAPARG_A1 35
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#define R_TRAPARG_A2 36
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struct reg {
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u_int64_t r_regs[32];
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};
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/*
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* Floating point unit state. (also, register set used for ptrace.)
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*
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* The floating point registers for a process, saved only when
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* necessary.
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*
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* Note that in signal contexts, it's represented as an array.
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* That array has to look exactly like 'struct reg' though.
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*/
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struct fpreg {
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u_int64_t fpr_regs[32];
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u_int64_t fpr_cr;
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};
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/*
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* Placeholder.
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*/
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struct dbreg {
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unsigned long wankage;
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};
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#ifdef _KERNEL
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void restorefpstate __P((struct fpreg *));
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void savefpstate __P((struct fpreg *));
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void setregs __P((struct proc *, u_long, u_long, u_long));
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#endif
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#endif /* _ALPHA_REG_H_ */
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