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219f2f2398
* server.h (LONGEST): New. (struct thread_info) <while_stepping>: New field. (unpack_varlen_hex, xrealloc, pulongest, plongest, phex_nz): Declare. (initialize_tracepoint, handle_tracepoint_general_set) (handle_tracepoint_query, tracepoint_finished_step) (tracepoint_was_hit, release_while_stepping_state_list): (current_traceframe): Declare. * server.c (handle_general_set): Handle tracepoint packets. (read_memory): New. (write_memory): New. (handle_search_memory_1): Use read_memory. (handle_query): Report support for conditional tracepoints, trace state variables, and tracepoint sources. Handle tracepoint queries. (main): Initialize the tracepoints module. (process_serial_event): Handle traceframe reads/writes. * linux-low.c (handle_tracepoints): New. (linux_wait_1): Call it. (linux_resume_one_lwp): Handle while-stepping. (linux_supports_tracepoints, linux_read_pc, linux_write_pc): New. (linux_target_ops): Install them. * linux-low.h (struct linux_target_ops) <supports_tracepoints>: New field. * linux-x86-low.c (x86_supports_tracepoints): New. (the_low_target). Install it. * mem-break.h (delete_breakpoint): Declare. * mem-break.c (delete_breakpoint): Make external. * target.h (struct target_ops): Add `supports_tracepoints', `read_pc', and `write_pc' fields. (target_supports_tracepoints): Define. * utils.c (xrealloc, decimal2str, pulongest, plongest, thirty_two) (phex_nz): New. * regcache.h (struct regcache) <registers_owned>: New field. (init_register_cache, regcache_cpy): Declare. (regcache_read_pc, regcache_write_pc): Declare. (register_cache_size): Declare. (supply_regblock): Declare. * regcache.c (init_register_cache): New. (new_register_cache): Use it. (regcache_cpy): New. (register_cache_size): New. (supply_regblock): New. (regcache_read_pc, regcache_write_pc): New. * tracepoint.c: New. * Makefile.in (OBS): Add tracepoint.o. (tracepoint.o): New rule. gdb/ * regformats/regdat.sh: Include server.h. Don't include regcache.h.
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/* Register support routines for the remote server for GDB.
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Copyright (C) 2001, 2002, 2007, 2008, 2009, 2010
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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 REGCACHE_H
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#define REGCACHE_H
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struct inferior_list_entry;
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struct thread_info;
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/* The data for the register cache. Note that we have one per
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inferior; this is primarily for simplicity, as the performance
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benefit is minimal. */
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struct regcache
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{
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int registers_valid;
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int registers_owned;
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unsigned char *registers;
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};
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struct regcache *init_register_cache (struct regcache *regcache,
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unsigned char *regbuf);
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void regcache_cpy (struct regcache *dst, struct regcache *src);
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/* Create a new register cache for INFERIOR. */
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struct regcache *new_register_cache (void);
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struct regcache *get_thread_regcache (struct thread_info *thread, int fetch);
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/* Release all memory associated with the register cache for INFERIOR. */
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void free_register_cache (struct regcache *regcache);
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/* Invalidate cached registers for one or all threads. */
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void regcache_invalidate_one (struct inferior_list_entry *);
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void regcache_invalidate (void);
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/* Convert all registers to a string in the currently specified remote
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format. */
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void registers_to_string (struct regcache *regcache, char *buf);
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/* Convert a string to register values and fill our register cache. */
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void registers_from_string (struct regcache *regcache, char *buf);
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CORE_ADDR regcache_read_pc (struct regcache *regcache);
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void regcache_write_pc (struct regcache *regcache, CORE_ADDR pc);
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/* Return a pointer to the description of register ``n''. */
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struct reg *find_register_by_number (int n);
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int register_size (int n);
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int register_cache_size (void);
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int find_regno (const char *name);
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/* The following two variables are set by auto-generated
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code in the init_registers_... routines. */
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extern const char **gdbserver_expedite_regs;
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extern const char *gdbserver_xmltarget;
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void supply_register (struct regcache *regcache, int n, const void *buf);
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void supply_register_by_name (struct regcache *regcache,
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const char *name, const void *buf);
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void supply_regblock (struct regcache *regcache, const void *buf);
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void collect_register (struct regcache *regcache, int n, void *buf);
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void collect_register_as_string (struct regcache *regcache, int n, char *buf);
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void collect_register_by_name (struct regcache *regcache, const char *name, void *buf);
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#endif /* REGCACHE_H */
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