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140 lines
3.6 KiB
C++
140 lines
3.6 KiB
C++
/* Target description definitions for remote server for GDB.
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Copyright (C) 2012-2018 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef TDESC_H
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#define TDESC_H
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#include "arch/tdesc.h"
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#include "regdef.h"
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#include <vector>
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struct tdesc_feature
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{};
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/* A target description. Inherit from tdesc_feature so that target_desc
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can be used as tdesc_feature. */
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struct target_desc : tdesc_feature
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{
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/* A vector of elements of register definitions that
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describe the inferior's register set. */
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std::vector<struct reg *> reg_defs;
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/* The register cache size, in bytes. */
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int registers_size;
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#ifndef IN_PROCESS_AGENT
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/* An array of register names. These are the "expedite" registers:
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registers whose values are sent along with stop replies. */
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const char **expedite_regs = NULL;
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/* Defines what to return when looking for the "target.xml" file in
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response to qXfer:features:read. Its contents can either be
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verbatim XML code (prefixed with a '@') or else the name of the
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actual XML file to be used in place of "target.xml".
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It can be NULL, then, its content is got from the following three
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fields features, arch, and osabi in tdesc_get_features_xml. */
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const char *xmltarget = NULL;
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/* XML features in this target description. */
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VEC (char_ptr) *features = NULL;
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/* The value of <architecture> element in the XML, replying GDB. */
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const char *arch = NULL;
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/* The value of <osabi> element in the XML, replying GDB. */
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const char *osabi = NULL;
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public:
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target_desc ()
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: registers_size (0)
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{}
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~target_desc ()
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{
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int i;
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for (reg *reg : reg_defs)
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xfree (reg);
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xfree ((char *) arch);
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xfree ((char *) osabi);
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char *f;
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for (i = 0; VEC_iterate (char_ptr, features, i, f); i++)
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xfree (f);
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VEC_free (char_ptr, features);
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}
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bool operator== (const target_desc &other) const
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{
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if (reg_defs.size () != other.reg_defs.size ())
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return false;
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for (int i = 0; i < reg_defs.size (); ++i)
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{
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struct reg *reg = reg_defs[i];
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struct reg *reg2 = other.reg_defs[i];
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if (reg != reg2 && *reg != *reg2)
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return false;
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}
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/* Compare expedite_regs. */
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int i = 0;
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for (; expedite_regs[i] != NULL; i++)
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{
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if (strcmp (expedite_regs[i], other.expedite_regs[i]) != 0)
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return false;
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}
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if (other.expedite_regs[i] != NULL)
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return false;
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return true;
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}
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bool operator!= (const target_desc &other) const
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{
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return !(*this == other);
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}
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#endif
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};
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/* Copy target description SRC to DEST. */
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void copy_target_description (struct target_desc *dest,
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const struct target_desc *src);
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/* Initialize TDESC. */
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void init_target_desc (struct target_desc *tdesc);
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/* Return the current inferior's target description. Never returns
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NULL. */
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const struct target_desc *current_target_desc (void);
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#ifndef IN_PROCESS_AGENT
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const char *tdesc_get_features_xml (struct target_desc *tdesc);
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#endif
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#endif /* TDESC_H */
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