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/* Target description support for GDB.
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/>. */
#include "common-defs.h"
#include "common/tdesc.h"
tdesc_reg::tdesc_reg (struct tdesc_feature *feature, const std::string &name_,
int regnum, int save_restore_, const char *group_,
int bitsize_, const char *type_)
: name (name_), target_regnum (regnum),
save_restore (save_restore_),
group (group_ != NULL ? group_ : ""),
bitsize (bitsize_),
type (type_ != NULL ? type_ : "<unknown>")
{
/* If the register's type is target-defined, look it up now. We may not
have easy access to the containing feature when we want it later. */
tdesc_type = tdesc_named_type (feature, type.c_str ());
}
void tdesc_feature::accept (tdesc_element_visitor &v) const
{
v.visit_pre (this);
for (const tdesc_type_up &type : types)
type->accept (v);
for (const tdesc_reg_up ® : registers)
reg->accept (v);
v.visit_post (this);
}
bool tdesc_feature::operator== (const tdesc_feature &other) const
{
if (name != other.name)
return false;
if (registers.size () != other.registers.size ())
return false;
for (int ix = 0; ix < registers.size (); ix++)
{
const tdesc_reg_up ®1 = registers[ix];
const tdesc_reg_up ®2 = other.registers[ix];
if (reg1 != reg2 && *reg1 != *reg2)
return false;
}
if (types.size () != other.types.size ())
return false;
for (int ix = 0; ix < types.size (); ix++)
{
const tdesc_type_up &type1 = types[ix];
const tdesc_type_up &type2 = other.types[ix];
if (type1 != type2 && *type1 != *type2)
return false;
}
return true;
}
/* See common/tdesc.h. */
void
tdesc_create_reg (struct tdesc_feature *feature, const char *name,
int regnum, int save_restore, const char *group,
int bitsize, const char *type)
{
tdesc_reg *reg = new tdesc_reg (feature, name, regnum, save_restore,
group, bitsize, type);
feature->registers.emplace_back (reg);
}
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