6cc2be150f
headers in .S directly rather than getting to their macros through genassym.c/assym.s so there are less headers genassym.c has to be kept in sync with. While at it fix some stytle(9) bugs (indentation, prototype format, sort headers, etc) and remove trailing whitespace.
95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
/*-
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* Copyright (c) 2001 Jake Burkholder.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_FRAME_H_
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#define _MACHINE_FRAME_H_
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#define RW_SHIFT 7
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#define SPOFF 2047
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#define BIAS SPOFF /* XXX - open/netbsd compat */
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#ifndef LOCORE
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/*
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* NOTE: keep this structure in sync with struct reg and struct mcontext.
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*/
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struct trapframe {
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uint64_t tf_global[8];
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uint64_t tf_out[8];
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uint64_t tf_fprs;
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uint64_t tf_fsr;
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uint64_t tf_gsr;
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uint64_t tf_pad0[1];
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uint64_t tf_pil;
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uint64_t tf_pad1[3];
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uint64_t tf_tnpc;
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uint64_t tf_tpc;
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uint64_t tf_tstate;
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uint64_t tf_pad2[2];
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uint64_t tf_wstate;
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uint64_t tf_asi;
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uint64_t tf_pad3[1];
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} __aligned(64);
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/* extra padding can go away once we re-shuffle user-land mcontext
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*/
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#define tf_sp tf_out[6]
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#define TF_DONE(tf) do { \
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tf->tf_tpc = tf->tf_tnpc; \
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tf->tf_tnpc += 4; \
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} while (0)
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struct frame {
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u_long fr_local[8];
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u_long fr_in[8];
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u_long fr_pad[8];
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};
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#define fr_arg fr_in
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#define fr_fp fr_in[6]
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#define fr_pc fr_in[7]
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#define v9next_frame(fp) ((struct frame *)(fp->fr_fp + BIAS))
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/*
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* Frame used for pcb_rw.
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*/
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struct rwindow {
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u_long rw_local[8];
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u_long rw_in[8];
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};
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struct thread;
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int rwindow_save(struct thread *td);
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int rwindow_load(struct thread *td, struct trapframe *tf, int n);
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#endif /* !LOCORE */
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#endif /* !_MACHINE_FRAME_H_ */
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