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,