2004-02-22 Andrew Cagney <cagney@redhat.com>
[deliverable/binutils-gdb.git] / gdb / x86-64-tdep.h
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1/* Target-dependent code for the x86-64.
2
af233647 3 Copyright 2001, 2003, 2004 Free Software Foundation, Inc.
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4 Contributed by Jiri Smid, SuSE Labs.
5
6 This file is part of GDB.
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
22
23#ifndef X86_64_TDEP_H
24#define X86_64_TDEP_H
25
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26struct gdbarch;
27struct frame_info;
221c12ff 28struct regcache;
da3331ec 29
53e95fcf 30#include "i386-tdep.h"
53e95fcf 31
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32/* Register numbers of various important registers. */
33
34#define X86_64_RAX_REGNUM 0 /* %rax */
35#define X86_64_RDX_REGNUM 3 /* %rdx */
36#define X86_64_RDI_REGNUM 5 /* %rdi */
37#define X86_64_RBP_REGNUM 6 /* %rbp */
38#define X86_64_RSP_REGNUM 7 /* %rsp */
39#define X86_64_RIP_REGNUM 16 /* %rip */
40#define X86_64_EFLAGS_REGNUM 17 /* %eflags */
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41#define X86_64_ST0_REGNUM 24 /* %st0 */
42#define X86_64_XMM0_REGNUM 40 /* %xmm0 */
43#define X86_64_XMM1_REGNUM 41 /* %xmm1 */
402ecd56 44
c4f35dd8 45/* Number of general purpose registers. */
af233647 46#define X86_64_NUM_GREGS 24
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47
48void x86_64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch);
53e95fcf 49
41d041d6 50/* Fill register REGNUM in REGCACHE with the appropriate
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51 floating-point or SSE register value from *FXSAVE. If REGNUM is
52 -1, do this for all registers. This function masks off any of the
53 reserved bits in *FXSAVE. */
b64bbf8c 54
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55extern void x86_64_supply_fxsave (struct regcache *regcache, int regnum,
56 const void *fxsave);
baed091b 57
c4f35dd8 58/* Fill register REGNUM (if it is a floating-point or SSE register) in
0485f6ad 59 *FXSAVE with the value in GDB's register cache. If REGNUM is -1, do
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60 this for all registers. This function doesn't touch any of the
61 reserved bits in *FXSAVE. */
62
63void x86_64_fill_fxsave (char *fxsave, int regnum);
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64\f
65
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66/* Variables exported from amd64nbsd-tdep.c. */
67extern int amd64nbsd_r_reg_offset[];
68
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69/* Variables exported from amd64obsd-tdep.c. */
70extern int amd64obsd_r_reg_offset[];
71
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72/* Variables exported from amd64fbsd-tdep.c. */
73extern CORE_ADDR amd64fbsd_sigtramp_start;
74extern CORE_ADDR amd64fbsd_sigtramp_end;
75extern int amd64fbsd_sc_reg_offset[];
53e95fcf 76
c4f35dd8 77#endif /* x86-64-tdep.h */
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