2 * Copyright (c) 2001 Jake Burkholder.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _MACHINE_FRAME_H_
30 #define _MACHINE_FRAME_H_
34 #define BIAS SPOFF /* XXX - open/netbsd compat */
39 * NOTE: keep this structure in sync with struct reg and struct mcontext.
42 uint64_t tf_global[8];
60 #define tf_sp tf_out[6]
62 #define TF_DONE(tf) do { \
63 tf->tf_tpc = tf->tf_tnpc; \
73 #define fr_fp fr_in[6]
74 #define fr_pc fr_in[7]
76 #define v9next_frame(fp) ((struct frame *)(fp->fr_fp + BIAS))
79 * Frame used for pcb_rw.
88 int rwindow_save(struct thread *td);
89 int rwindow_load(struct thread *td, struct trapframe *tf, int n);
93 #endif /* !_MACHINE_FRAME_H_ */