[thirdparty/binutils-gdb.git] / gdb / arch / ppc-linux-common.h

/* Common target dependent code for GNU/Linux on PPC systems.

   Copyright (C) 2018 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/>.  */

#ifndef ARCH_PPC_LINUX_COMMON_H
#define ARCH_PPC_LINUX_COMMON_H

struct target_desc;

/* The core file VMX regset has 34 16-byte fields (32 16-byte vector
   registers, plus two fields containing 4-byte registers, VSCR and
   VRSAVE), while the ptrace calls return or read 33 16-byte fields
   plus a 4-byte field for VRSAVE. For simplicity we use the longer
   length for both cases.  */
#define PPC_LINUX_SIZEOF_VRREGSET 544

#define PPC_LINUX_SIZEOF_VSXREGSET 256

/* Check if the hwcap auxv entry indicates that isa205 is supported.  */
bool ppc_linux_has_isa205 (unsigned long hwcap);

/* Features used to determine the target description.  */
struct ppc_linux_features
{
  unsigned int wordsize;
  bool altivec;
  bool vsx;
  bool isa205;
  bool cell;
};

/* Base value for ppc_linux_features variables.  */
const struct ppc_linux_features ppc_linux_no_features = {
  0,
  false,
  false,
  false,
  false,
};

/* Return a target description that matches FEATURES.  */
const struct target_desc * ppc_linux_match_description
(struct ppc_linux_features features);

#endif /* ARCH_PPC_LINUX_COMMON_H */
Commit	Line	Data
bd64614e PFC	1	/* Common target dependent code for GNU/Linux on PPC systems.
	2
	3	Copyright (C) 2018 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
	9	the Free Software Foundation; either version 3 of the License, or
	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
	18	along with this program. If not, see <http://www.gnu.org/licenses/>. */
	19
	20	#ifndef ARCH_PPC_LINUX_COMMON_H
	21	#define ARCH_PPC_LINUX_COMMON_H
	22
	23	struct target_desc;
	24
d078308a PFC	25	/* The core file VMX regset has 34 16-byte fields (32 16-byte vector
	26	registers, plus two fields containing 4-byte registers, VSCR and
	27	VRSAVE), while the ptrace calls return or read 33 16-byte fields
	28	plus a 4-byte field for VRSAVE. For simplicity we use the longer
	29	length for both cases. */
	30	#define PPC_LINUX_SIZEOF_VRREGSET 544
	31
	32	#define PPC_LINUX_SIZEOF_VSXREGSET 256
	33
bd64614e PFC	34	/* Check if the hwcap auxv entry indicates that isa205 is supported. */
	35	bool ppc_linux_has_isa205 (unsigned long hwcap);
	36
	37	/* Features used to determine the target description. */
	38	struct ppc_linux_features
	39	{
	40	unsigned int wordsize;
	41	bool altivec;
	42	bool vsx;
	43	bool isa205;
	44	bool cell;
	45	};
	46
	47	/* Base value for ppc_linux_features variables. */
	48	const struct ppc_linux_features ppc_linux_no_features = {
	49	0,
	50	false,
	51	false,
	52	false,
	53	false,
	54	};
	55
	56	/* Return a target description that matches FEATURES. */
	57	const struct target_desc * ppc_linux_match_description
	58	(struct ppc_linux_features features);
	59
	60	#endif /* ARCH_PPC_LINUX_COMMON_H */