uwx_uinfo.h revision 115013 
1/*
2 * Copyright (c) 2002,2003 Hewlett-Packard Company
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
21 */
22
23struct uwx_utable_entry;
24
25extern int uwx_decode_uinfo(
26    struct uwx_env *env,
27    struct uwx_utable_entry *uentry,
28    uint64_t **rstatep);
29
30extern int uwx_default_rstate(
31    struct uwx_env *env,
32    uint64_t **rstatep);
33
34/* Region header record */
35
36struct uwx_rhdr {
37    int is_prologue;		/* true if prologue region */
38    unsigned int rlen;		/* length of region (# instruction slots) */
39    int mask;			/* register save mask */
40    int grsave;			/* first gr used for saving */
41    unsigned int ecount;	/* epilogue count (0 = no epilogue) */
42    unsigned int epilogue_t;	/* epilogue "t" value */
43};
44
45struct uwx_bstream;
46
47extern int uwx_decode_rhdr(
48    struct uwx_env *env,
49    struct uwx_bstream *bstream,
50    struct uwx_rhdr *rhdr);
51
52extern int uwx_decode_prologue(
53    struct uwx_env *env,
54    struct uwx_bstream *bstream,
55    struct uwx_scoreboard *scoreboard,
56    struct uwx_rhdr *rhdr,
57    int ip_slot);
58
59extern int uwx_decode_body(
60    struct uwx_env *env,
61    struct uwx_bstream *bstream,
62    struct uwx_scoreboard *scoreboard,
63    struct uwx_rhdr *rhdr,
64    int ip_slot);
65