Subversion Repositories HelenOS

Rev

Rev 2541 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1797 decky 1
/*
2071 jermar 2
 * Copyright (c) 2005 Jakub Jermar
1797 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1864 jermar 29
/** @addtogroup libcsparc64
1797 decky 30
 * @{
31
 */
32
/** @file
33
 */
34
 
2482 jermar 35
#ifndef LIBC_sparc64_FIBRIL_H_
36
#define LIBC_sparc64_FIBRIL_H_
1797 decky 37
 
1864 jermar 38
#include <libarch/stack.h>
2541 jermar 39
#include <sys/types.h>
1864 jermar 40
#include <align.h>
1797 decky 41
 
1864 jermar 42
#define SP_DELTA    STACK_WINDOW_SAVE_AREA_SIZE
1797 decky 43
 
1864 jermar 44
#ifdef context_set
45
#undef context_set
46
#endif
1797 decky 47
 
2025 jermar 48
#define context_set(c, _pc, stack, size, ptls)          \
49
    (c)->pc = ((uintptr_t) _pc) - 8;            \
50
    (c)->sp = ((uintptr_t) stack) + ALIGN_UP((size),    \
51
        STACK_ALIGNMENT) - (STACK_BIAS + SP_DELTA); \
52
    (c)->fp = -STACK_BIAS;                  \
1864 jermar 53
    (c)->tp = ptls
54
 
55
/*
2025 jermar 56
 * Save only registers that must be preserved across
1864 jermar 57
 * function calls.
58
 */
1797 decky 59
typedef struct {
1864 jermar 60
    uintptr_t sp;       /* %o6 */
61
    uintptr_t pc;       /* %o7 */
62
    uint64_t i0;
63
    uint64_t i1;
64
    uint64_t i2;
65
    uint64_t i3;
66
    uint64_t i4;
67
    uint64_t i5;
68
    uintptr_t fp;       /* %i6 */
69
    uintptr_t i7;
70
    uint64_t l0;
71
    uint64_t l1;
72
    uint64_t l2;
73
    uint64_t l3;
74
    uint64_t l4;
75
    uint64_t l5;
76
    uint64_t l6;
77
    uint64_t l7;
78
    uint64_t tp;        /* %g7 */
79
} context_t;
1797 decky 80
 
81
#endif
82
 
83
/** @}
84
 */