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/* Common target dependent code for GNU/Linux on PPC systems.
Copyright (C) 2018-2020 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
#define PPC_LINUX_SIZEOF_PPRREGSET 8
#define PPC_LINUX_SIZEOF_DSCRREGSET 8
#define PPC_LINUX_SIZEOF_TARREGSET 8
#define PPC_LINUX_SIZEOF_EBBREGSET (3*8)
#define PPC_LINUX_SIZEOF_PMUREGSET (5*8)
#define PPC_LINUX_SIZEOF_TM_SPRREGSET (3*8)
#define PPC32_LINUX_SIZEOF_CGPRREGSET (48*4)
#define PPC64_LINUX_SIZEOF_CGPRREGSET (48*8)
#define PPC_LINUX_SIZEOF_CFPRREGSET (32*8+8)
#define PPC_LINUX_SIZEOF_CVMXREGSET (34*16)
#define PPC_LINUX_SIZEOF_CVSXREGSET (32*8)
#define PPC_LINUX_SIZEOF_CPPRREGSET 8
#define PPC_LINUX_SIZEOF_CDSCRREGSET 8
#define PPC_LINUX_SIZEOF_CTARREGSET 8
/* Check if the hwcap auxv entry indicates that isa205 is supported. */
bool ppc_linux_has_isa205 (CORE_ADDR hwcap);
/* Features used to determine the target description. */
struct ppc_linux_features
{
unsigned int wordsize;
bool altivec;
bool vsx;
bool isa205;
bool ppr_dscr;
bool isa207;
bool htm;
};
/* Base value for ppc_linux_features variables. */
const struct ppc_linux_features ppc_linux_no_features = {
0,
false,
false,
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 */
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