1 /* QNX Neutrino specific low level interface, for the remote server
3 Copyright (C) 2009-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
25 #include <x86/context.h>
26 #include "x86-xstate.h"
27 #include "arch/i386.h"
29 const unsigned char x86_breakpoint
[] = { 0xCC };
30 #define x86_breakpoint_len 1
32 /* Returns offset in appropriate Neutrino's context structure.
33 Defined in x86/context.h.
34 GDBREGNO is index into regs_i386 array. It is autogenerated and
35 hopefully doesn't change. */
37 nto_x86_register_offset (int gdbregno
)
39 if (gdbregno
>= 0 && gdbregno
< 16)
41 X86_CPU_REGISTERS
*dummy
= (void*)0;
46 return (int)&(dummy
->eax
);
48 return (int)&(dummy
->ecx
);
50 return (int)&(dummy
->edx
);
52 return (int)&(dummy
->ebx
);
54 return (int)&(dummy
->esp
);
56 return (int)&(dummy
->ebp
);
58 return (int)&(dummy
->esi
);
60 return (int)&(dummy
->edi
);
62 return (int)&(dummy
->eip
);
64 return (int)&(dummy
->efl
);
66 return (int)&(dummy
->cs
);
68 return (int)&(dummy
->ss
);
71 return (int)&(dummy
->ds
);
73 return (int)&(dummy
->es
);
75 return (int)&(dummy
->fs
);
77 return (int)&(dummy
->gs
);
87 nto_x86_arch_setup (void)
89 the_low_target
.num_regs
= 16;
90 struct target_desc
*tdesc
91 = i386_create_target_description (X86_XSTATE_SSE_MASK
, false);
93 init_target_desc (tdesc
);
98 struct nto_target_ops the_low_target
=
102 nto_x86_register_offset
,