[deliverable/binutils-gdb.git] / gdb / x86-64-tdep.h

/* Target-dependent code for the x86-64.

   Copyright 2001, 2003
   Free Software Foundation, Inc.

   Contributed by Jiri Smid, SuSE Labs.

   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 2 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, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#ifndef X86_64_TDEP_H
#define X86_64_TDEP_H

struct gdbarch;
struct frame_info;
struct regcache;

#include "i386-tdep.h"

/* Register numbers of various important registers.  */

#define X86_64_RAX_REGNUM	0 /* %rax */
#define X86_64_RDX_REGNUM	3 /* %rdx */
#define X86_64_RDI_REGNUM	5 /* %rdi */
#define X86_64_RBP_REGNUM	6 /* %rbp */
#define X86_64_RSP_REGNUM	7 /* %rsp */
#define X86_64_RIP_REGNUM	16 /* %rip */
#define X86_64_EFLAGS_REGNUM	17 /* %eflags */
#define X86_64_ST0_REGNUM	22 /* %st0 */
#define X86_64_XMM0_REGNUM	38 /* %xmm0 */
#define X86_64_XMM1_REGNUM	39 /* %xmm1 */

/* Number of general purpose registers.  */
#define X86_64_NUM_GREGS	22

void x86_64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch);

/* Fill register REGNUM in REGCACHE with the appropriate
   floating-point or SSE register value from *FXSAVE.  If REGNUM is
   -1, do this for all registers.  This function masks off any of the
   reserved bits in *FXSAVE.  */

extern void x86_64_supply_fxsave (struct regcache *regcache, int regnum,
				  const void *fxsave);

/* Fill register REGNUM (if it is a floating-point or SSE register) in
   *FXSAVE with the value in GDB's register cache.  If REGNUM is -1, do
   this for all registers.  This function doesn't touch any of the
   reserved bits in *FXSAVE.  */

void x86_64_fill_fxsave (char *fxsave, int regnum);
\f

/* Variables exported from amd64fbsd-tdep.c.  */
extern CORE_ADDR amd64fbsd_sigtramp_start;
extern CORE_ADDR amd64fbsd_sigtramp_end;
extern int amd64fbsd_sc_reg_offset[];

#endif /* x86-64-tdep.h */
Commit	Line	Data
c4f35dd8 MK	1	/* Target-dependent code for the x86-64.
	2
	3	Copyright 2001, 2003
53e95fcf	4	Free Software Foundation, Inc.
c4f35dd8	5
53e95fcf JS	6	Contributed by Jiri Smid, SuSE Labs.
	7
	8	This file is part of GDB.
	9
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation; either version 2 of the License, or
	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License
	21	along with this program; if not, write to the Free Software
	22	Foundation, Inc., 59 Temple Place - Suite 330,
	23	Boston, MA 02111-1307, USA. */
	24
	25	#ifndef X86_64_TDEP_H
	26	#define X86_64_TDEP_H
	27
da3331ec AC	28	struct gdbarch;
da3331ec AC	29	struct frame_info;
221c12ff	30	struct regcache;
da3331ec	31
53e95fcf	32	#include "i386-tdep.h"
53e95fcf	33
402ecd56 MK	34	/* Register numbers of various important registers. */
	35
	36	#define X86_64_RAX_REGNUM 0 /* %rax */
	37	#define X86_64_RDX_REGNUM 3 /* %rdx */
	38	#define X86_64_RDI_REGNUM 5 /* %rdi */
	39	#define X86_64_RBP_REGNUM 6 /* %rbp */
	40	#define X86_64_RSP_REGNUM 7 /* %rsp */
	41	#define X86_64_RIP_REGNUM 16 /* %rip */
	42	#define X86_64_EFLAGS_REGNUM 17 /* %eflags */
	43	#define X86_64_ST0_REGNUM 22 /* %st0 */
	44	#define X86_64_XMM0_REGNUM 38 /* %xmm0 */
	45	#define X86_64_XMM1_REGNUM 39 /* %xmm1 */
	46
c4f35dd8 MK	47	/* Number of general purpose registers. */
	48	#define X86_64_NUM_GREGS 22
	49
	50	void x86_64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch);
53e95fcf	51
41d041d6	52	/* Fill register REGNUM in REGCACHE with the appropriate
0485f6ad MK	53	floating-point or SSE register value from *FXSAVE. If REGNUM is
	54	-1, do this for all registers. This function masks off any of the
	55	reserved bits in FXSAVE. /
b64bbf8c	56
41d041d6 MK	57	extern void x86_64_supply_fxsave (struct regcache *regcache, int regnum,
41d041d6 MK	58	const void *fxsave);
baed091b	59
c4f35dd8	60	/* Fill register REGNUM (if it is a floating-point or SSE register) in
0485f6ad	61	*FXSAVE with the value in GDB's register cache. If REGNUM is -1, do
c4f35dd8 MK	62	this for all registers. This function doesn't touch any of the
	63	reserved bits in FXSAVE. /
	64
	65	void x86_64_fill_fxsave (char *fxsave, int regnum);
b246147c MK	66	\f
	67
	68	/* Variables exported from amd64fbsd-tdep.c. */
	69	extern CORE_ADDR amd64fbsd_sigtramp_start;
	70	extern CORE_ADDR amd64fbsd_sigtramp_end;
	71	extern int amd64fbsd_sc_reg_offset[];
53e95fcf	72
c4f35dd8	73	#endif /* x86-64-tdep.h */