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sparc-ravenscar-thread.c
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1/* Ravenscar SPARC target support.
2
3 Copyright (C) 2004-2023 Free Software Foundation, Inc.
4
5 This file is part of GDB.
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19
20#include "defs.h"
21#include "gdbcore.h"
22#include "regcache.h"
23#include "sparc-tdep.h"
24#include "inferior.h"
25#include "ravenscar-thread.h"
27#include "gdbarch.h"
28
29/* Register offsets from a referenced address (exempli gratia the
30 Thread_Descriptor). The referenced address depends on the register
31 number. The Thread_Descriptor layout and the stack layout are documented
32 in the GNAT sources, in sparc-bb.h. */
33
34static const int sparc_register_offsets[] =
35{
36 /* G0 - G7 */
37 -1, 0x24, 0x28, 0x2C, 0x30, 0x34, 0x38, 0x3C,
38 /* O0 - O7 */
39 0x00, 0x04, 0x08, 0x0C, 0x10, 0x14, 0x18, 0x1C,
40 /* L0 - L7 */
41 0x00, 0x04, 0x08, 0x0C, 0x10, 0x14, 0x18, 0x1C,
42 /* I0 - I7 */
43 0x20, 0x24, 0x28, 0x2C, 0x30, 0x34, 0x38, 0x3C,
44 /* F0 - F31 */
45 0x50, 0x54, 0x58, 0x5C, 0x60, 0x64, 0x68, 0x6C,
46 0x70, 0x74, 0x78, 0x7C, 0x80, 0x84, 0x88, 0x8C,
47 0x90, 0x94, 0x99, 0x9C, 0xA0, 0xA4, 0xA8, 0xAC,
48 0xB0, 0xB4, 0xBB, 0xBC, 0xC0, 0xC4, 0xC8, 0xCC,
49 /* Y PSR WIM TBR PC NPC FPSR CPSR */
50 0x40, 0x20, 0x44, -1, 0x1C, -1, 0x4C, -1
51};
52
56
57/* Register ravenscar_arch_ops in GDBARCH. */
58
59void
void set_gdbarch_ravenscar_ops(struct gdbarch *gdbarch, struct ravenscar_arch_ops *ravenscar_ops)
Definition gdbarch.c:5099
void register_sparc_ravenscar_ops(struct gdbarch *gdbarch)
static const int sparc_register_offsets[]
static struct ravenscar_arch_ops sparc_ravenscar_ops(sparc_register_offsets, SPARC_L0_REGNUM, SPARC_I7_REGNUM)
@ SPARC_L0_REGNUM
Definition sparc-tdep.h:120
@ SPARC_I7_REGNUM
Definition sparc-tdep.h:135