[deliverable/binutils-gdb.git] / gdb / gdbserver / linux-ia64-low.c

/* GNU/Linux/IA64 specific low level interface, for the remote server for GDB.
   Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2007
   Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "server.h"
#include "linux-low.h"

#ifdef HAVE_SYS_REG_H
#include <sys/reg.h>
#endif

#define ia64_num_regs 462

#include <asm/ptrace_offsets.h>

static int ia64_regmap[] =
  {
    /* general registers */
    -1,		/* gr0 not available; i.e, it's always zero */
    PT_R1,
    PT_R2,
    PT_R3,
    PT_R4,
    PT_R5,
    PT_R6,
    PT_R7,
    PT_R8,
    PT_R9,
    PT_R10,
    PT_R11,
    PT_R12,
    PT_R13,
    PT_R14,
    PT_R15,
    PT_R16,
    PT_R17,
    PT_R18,
    PT_R19,
    PT_R20,
    PT_R21,
    PT_R22,
    PT_R23,
    PT_R24,
    PT_R25,
    PT_R26,
    PT_R27,
    PT_R28,
    PT_R29,
    PT_R30,
    PT_R31,
    /* gr32 through gr127 not directly available via the ptrace interface */
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    /* Floating point registers */
    -1, -1,	/* f0 and f1 not available (f0 is +0.0 and f1 is +1.0) */
    PT_F2,
    PT_F3,
    PT_F4,
    PT_F5,
    PT_F6,
    PT_F7,
    PT_F8,
    PT_F9,
    PT_F10,
    PT_F11,
    PT_F12,
    PT_F13,
    PT_F14,
    PT_F15,
    PT_F16,
    PT_F17,
    PT_F18,
    PT_F19,
    PT_F20,
    PT_F21,
    PT_F22,
    PT_F23,
    PT_F24,
    PT_F25,
    PT_F26,
    PT_F27,
    PT_F28,
    PT_F29,
    PT_F30,
    PT_F31,
    PT_F32,
    PT_F33,
    PT_F34,
    PT_F35,
    PT_F36,
    PT_F37,
    PT_F38,
    PT_F39,
    PT_F40,
    PT_F41,
    PT_F42,
    PT_F43,
    PT_F44,
    PT_F45,
    PT_F46,
    PT_F47,
    PT_F48,
    PT_F49,
    PT_F50,
    PT_F51,
    PT_F52,
    PT_F53,
    PT_F54,
    PT_F55,
    PT_F56,
    PT_F57,
    PT_F58,
    PT_F59,
    PT_F60,
    PT_F61,
    PT_F62,
    PT_F63,
    PT_F64,
    PT_F65,
    PT_F66,
    PT_F67,
    PT_F68,
    PT_F69,
    PT_F70,
    PT_F71,
    PT_F72,
    PT_F73,
    PT_F74,
    PT_F75,
    PT_F76,
    PT_F77,
    PT_F78,
    PT_F79,
    PT_F80,
    PT_F81,
    PT_F82,
    PT_F83,
    PT_F84,
    PT_F85,
    PT_F86,
    PT_F87,
    PT_F88,
    PT_F89,
    PT_F90,
    PT_F91,
    PT_F92,
    PT_F93,
    PT_F94,
    PT_F95,
    PT_F96,
    PT_F97,
    PT_F98,
    PT_F99,
    PT_F100,
    PT_F101,
    PT_F102,
    PT_F103,
    PT_F104,
    PT_F105,
    PT_F106,
    PT_F107,
    PT_F108,
    PT_F109,
    PT_F110,
    PT_F111,
    PT_F112,
    PT_F113,
    PT_F114,
    PT_F115,
    PT_F116,
    PT_F117,
    PT_F118,
    PT_F119,
    PT_F120,
    PT_F121,
    PT_F122,
    PT_F123,
    PT_F124,
    PT_F125,
    PT_F126,
    PT_F127,
    /* predicate registers - we don't fetch these individually */
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1,
    /* branch registers */
    PT_B0,
    PT_B1,
    PT_B2,
    PT_B3,
    PT_B4,
    PT_B5,
    PT_B6,
    PT_B7,
    /* virtual frame pointer and virtual return address pointer */
    -1, -1,
    /* other registers */
    PT_PR,
    PT_CR_IIP,	/* ip */
    PT_CR_IPSR, /* psr */
    PT_CFM,	/* cfm */
    /* kernel registers not visible via ptrace interface (?) */
    -1, -1, -1, -1, -1, -1, -1, -1,
    /* hole */
    -1, -1, -1, -1, -1, -1, -1, -1,
    PT_AR_RSC,
    PT_AR_BSP,
    PT_AR_BSPSTORE,
    PT_AR_RNAT,
    -1,
    -1,		/* Not available: FCR, IA32 floating control register */
    -1, -1,
    -1,		/* Not available: EFLAG */
    -1,		/* Not available: CSD */
    -1,		/* Not available: SSD */
    -1,		/* Not available: CFLG */
    -1,		/* Not available: FSR */
    -1,		/* Not available: FIR */
    -1,		/* Not available: FDR */
    -1,
    PT_AR_CCV,
    -1, -1, -1,
    PT_AR_UNAT,
    -1, -1, -1,
    PT_AR_FPSR,
    -1, -1, -1,
    -1,		/* Not available: ITC */
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1,
    PT_AR_PFS,
    PT_AR_LC,
    -1,		/* Not available: EC, the Epilog Count register */
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
    -1,
  };

static int
ia64_cannot_store_register (int regno)
{
  return 0;
}

static int
ia64_cannot_fetch_register (int regno)
{
  return 0;
}

struct linux_target_ops the_low_target = {
  ia64_num_regs,
  ia64_regmap,
  ia64_cannot_fetch_register,
  ia64_cannot_store_register,
};
Commit	Line	Data
0a30fbc4	1	/* GNU/Linux/IA64 specific low level interface, for the remote server for GDB.
6aba47ca	2	Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2007
0a30fbc4 DJ	3	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
a9762ec7	9	the Free Software Foundation; either version 3 of the License, or
0a30fbc4 DJ	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
a9762ec7	18	along with this program. If not, see <http://www.gnu.org/licenses/>. */
0a30fbc4 DJ	19
0a30fbc4 DJ	20	#include "server.h"
58caa3dc	21	#include "linux-low.h"
0a30fbc4 DJ	22
	23	#ifdef HAVE_SYS_REG_H
	24	#include <sys/reg.h>
	25	#endif
	26
7fb85e41	27	#define ia64_num_regs 462
0a30fbc4 DJ	28
	29	#include <asm/ptrace_offsets.h>
	30
2ec06d2e	31	static int ia64_regmap[] =
0a30fbc4 DJ	32	{
	33	/* general registers */
	34	-1, /* gr0 not available; i.e, it's always zero */
	35	PT_R1,
	36	PT_R2,
	37	PT_R3,
	38	PT_R4,
	39	PT_R5,
	40	PT_R6,
	41	PT_R7,
	42	PT_R8,
	43	PT_R9,
	44	PT_R10,
	45	PT_R11,
	46	PT_R12,
	47	PT_R13,
	48	PT_R14,
	49	PT_R15,
	50	PT_R16,
	51	PT_R17,
	52	PT_R18,
	53	PT_R19,
	54	PT_R20,
	55	PT_R21,
	56	PT_R22,
	57	PT_R23,
	58	PT_R24,
	59	PT_R25,
	60	PT_R26,
	61	PT_R27,
	62	PT_R28,
	63	PT_R29,
	64	PT_R30,
	65	PT_R31,
	66	/* gr32 through gr127 not directly available via the ptrace interface */
	67	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	68	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	69	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	70	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	71	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	72	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
	73	/* Floating point registers */
	74	-1, -1, /* f0 and f1 not available (f0 is +0.0 and f1 is +1.0) */
	75	PT_F2,
	76	PT_F3,
	77	PT_F4,
	78	PT_F5,
	79	PT_F6,
	80	PT_F7,
	81	PT_F8,
	82	PT_F9,
	83	PT_F10,
	84	PT_F11,
	85	PT_F12,
	86	PT_F13,
	87	PT_F14,
	88	PT_F15,
	89	PT_F16,
	90	PT_F17,
	91	PT_F18,
	92	PT_F19,
	93	PT_F20,
	94	PT_F21,
	95	PT_F22,
96	PT_F23,
97	PT_F24,
98	PT_F25,
99	PT_F26,
100	PT_F27,
101	PT_F28,
102	PT_F29,
103	PT_F30,
104	PT_F31,
105	PT_F32,
106	PT_F33,
107	PT_F34,
108	PT_F35,
109	PT_F36,
110	PT_F37,
111	PT_F38,
112	PT_F39,
113	PT_F40,
114	PT_F41,
115	PT_F42,
116	PT_F43,
117	PT_F44,
118	PT_F45,
119	PT_F46,
120	PT_F47,
121	PT_F48,
122	PT_F49,
123	PT_F50,
124	PT_F51,
125	PT_F52,
126	PT_F53,
127	PT_F54,
128	PT_F55,
129	PT_F56,
130	PT_F57,
131	PT_F58,
132	PT_F59,
133	PT_F60,
134	PT_F61,
135	PT_F62,
136	PT_F63,
137	PT_F64,
138	PT_F65,
139	PT_F66,
140	PT_F67,
141	PT_F68,
142	PT_F69,
143	PT_F70,
144	PT_F71,
145	PT_F72,
146	PT_F73,
147	PT_F74,
148	PT_F75,
149	PT_F76,
150	PT_F77,
151	PT_F78,
152	PT_F79,
153	PT_F80,
154	PT_F81,
155	PT_F82,
156	PT_F83,
157	PT_F84,
158	PT_F85,
159	PT_F86,
160	PT_F87,
161	PT_F88,
162	PT_F89,
163	PT_F90,
164	PT_F91,
165	PT_F92,
166	PT_F93,
167	PT_F94,
168	PT_F95,
169	PT_F96,
170	PT_F97,
171	PT_F98,
172	PT_F99,
173	PT_F100,
174	PT_F101,
175	PT_F102,
176	PT_F103,
177	PT_F104,
178	PT_F105,
179	PT_F106,
180	PT_F107,
181	PT_F108,
182	PT_F109,
183	PT_F110,
184	PT_F111,
185	PT_F112,
186	PT_F113,
187	PT_F114,
188	PT_F115,
189	PT_F116,
190	PT_F117,
191	PT_F118,
192	PT_F119,
193	PT_F120,
194	PT_F121,
195	PT_F122,
196	PT_F123,
197	PT_F124,
198	PT_F125,
199	PT_F126,
200	PT_F127,
201	/* predicate registers - we don't fetch these individually */
202	-1, -1, -1, -1, -1, -1, -1, -1,
203	-1, -1, -1, -1, -1, -1, -1, -1,
204	-1, -1, -1, -1, -1, -1, -1, -1,
205	-1, -1, -1, -1, -1, -1, -1, -1,
206	-1, -1, -1, -1, -1, -1, -1, -1,
207	-1, -1, -1, -1, -1, -1, -1, -1,
208	-1, -1, -1, -1, -1, -1, -1, -1,
209	-1, -1, -1, -1, -1, -1, -1, -1,
210	/* branch registers */
211	PT_B0,
212	PT_B1,
213	PT_B2,
214	PT_B3,
215	PT_B4,
216	PT_B5,
217	PT_B6,
218	PT_B7,
219	/* virtual frame pointer and virtual return address pointer */
220	-1, -1,
221	/* other registers */
222	PT_PR,
223	PT_CR_IIP, /* ip */
224	PT_CR_IPSR, /* psr */
225	PT_CFM, /* cfm */
226	/* kernel registers not visible via ptrace interface (?) */
227	-1, -1, -1, -1, -1, -1, -1, -1,
228	/* hole */
229	-1, -1, -1, -1, -1, -1, -1, -1,
230	PT_AR_RSC,
231	PT_AR_BSP,
232	PT_AR_BSPSTORE,
233	PT_AR_RNAT,
234	-1,
235	-1, /* Not available: FCR, IA32 floating control register */
236	-1, -1,
237	-1, /* Not available: EFLAG */
238	-1, /* Not available: CSD */
239	-1, /* Not available: SSD */
240	-1, /* Not available: CFLG */
241	-1, /* Not available: FSR */
242	-1, /* Not available: FIR */
243	-1, /* Not available: FDR */
244	-1,
245	PT_AR_CCV,
246	-1, -1, -1,
247	PT_AR_UNAT,
248	-1, -1, -1,
249	PT_AR_FPSR,
250	-1, -1, -1,
251	-1, /* Not available: ITC */
252	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
253	-1, -1, -1, -1, -1, -1, -1, -1, -1,
254	PT_AR_PFS,
255	PT_AR_LC,
256	-1, /* Not available: EC, the Epilog Count register */
257	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
258	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
259	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
260	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
261	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
262	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
263	-1,
0a30fbc4 DJ	264	};
0a30fbc4 DJ	265
2ec06d2e DJ	266	static int
2ec06d2e DJ	267	ia64_cannot_store_register (int regno)
0a30fbc4 DJ	268	{
	269	return 0;
	270	}
	271
2ec06d2e DJ	272	static int
2ec06d2e DJ	273	ia64_cannot_fetch_register (int regno)
0a30fbc4 DJ	274	{
	275	return 0;
	276	}
	277
2ec06d2e DJ	278	struct linux_target_ops the_low_target = {
	279	ia64_num_regs,
	280	ia64_regmap,
	281	ia64_cannot_fetch_register,
	282	ia64_cannot_store_register,
	283	};