T-packets; the 'a' is not taken as a register number.
(remote_check_watch_resources, remote_stopped_by_watchpoint)
(remote_stopped_data_address): New functions; add to target
vector.
(remote_insert_hw_breakpoint, remote_remove_hw_breakpoint): Change
prototypes to match other implementations of this
function. replace integer argument with pointer -- the length
field in the Z-packet is the length of what is pointed to or 1 if
pointer is null. Add to target vector.
(remote_insert_watchpoint, remote_remove_watchpoint): Add to
target vector.
From Mark Salter:
* remote.c (remote_wait): Add support to extract optional
watchpoint information from T-packet. Ignore unrecognized
optional info in T-packet.
(remote_async_wait): Ditto.
doc:
From Mark Salter:
* gdb.texinfo (Protocol): Document T packet extension to
allow watchpoint address reporting.
(remote_start_remote): Add uiout parameter. Pass through to
remote_start_remote_dummy.
(remote_open_1): Use catch_exception instead of catch_errors.
(remote_async_open_1): Ditto.
(remote_cisco_open): Ditto.
* ser-tcp.c: Include <netinet/udp.h>. Rename tcp_open
and tcp_close to net_open and net_close.
(net_open): Accept "udp:" and "tcp:" specifications. Connect
using UDP if requested. Don't try to disable Nagle on UDP
sockets.
* remote.c (remote_serial_open): New function. Warn about UDP.
(remote_open_1, remote_async_open_1, remote_cisco_open): Call it.
2002-05-14 Daniel Jacobowitz <drow@mvista.com>
* gdb.texinfo (Debug Session): Document new `udp:' and `tcp:'
options for `target remote'.
(struct remote_state): Rename field g_packet to regs;
(free_remote_state): Update.
(init_remote_state): Add pseudo-registers to table. Initialize
in_g_packet. Drop sentinal from table.
(packet_reg_from_regnum, packet_reg_from_pnum): Update.
(remote_fetch_registers): Handle registers not in the g-packet.
(remote_store_registers): Ditto.
* remote.c (show_remote_protocol_qSymbol_packet_cmd,
set_remote_protocol_qSymbol_packet_cmd): New functions.
(init_all_packet_configs, show_remote_cmd): Add qSymbol packet.
(remote_check_symbols): New function. Implement qSymbol packet,
allowing target to request symbol lookup service from gdb.
(remote_open_1, remote_async_open_1): Call remote_check_symbols,
allowing symbol lookup from exec_bfd on connection to target.
(remote_new_objfile): New function. Catch new objfile notifications
from shared library module, and call remote_check_symbols.
(_initialize_remote): Hook remote_new_objfile into the shared
library notification chain. Add "set remote symbol-lookup" command.
* remote.c (hex2bin): Make first argument const.
Require explicit count, don't accept null-terminated str.
(remote_resume, remote_async_resume): White space fix-up.
* remote.c (bin2hex, hex2bin): New functions. Factor out these
two conversions which are coded for repeatedly in this module.
(remote_threads_extra_info, remote_wait, remote_async_wait,
store_register_using_P, remote_store_registers, remote_write_bytes,
remote_read_bytes, remote_rcmd): Use bin2hex and hex2bin instead
of coding the conversions inline.
(fromhex): Not exported, change from extern to static.
* remote.c (remote_open_1): On opening the remote target, activate
the solib_create_inferior_hook, so that it can detect when the
target loads shared libraries.
(remote_async_open_1): Ditto.
(set_remote_protocol_e_packet_cmd)
(set_remote_protocol_E_packet_cmd)
(show_remote_protocol_e_packet_command)
(show_remote_protocol_E_packet_command): New functions.
(init_all_packet_configs): Initialize remote_protocol_e and
remote_protocol_E.
(remote_resume, remote_async_resume): Support e/E command
packets.
(show_remote_cmd): Show state of remote_protocol_e and
remote_protocol_E.
(_initialize_remote): Add "set remote step-over-range-packet"
and "set remote step-over-range-w-signal-packet" to CLI.
-------------------------------------------------------------------
bfd_get_section_name.
(compare_sections_command): Ditto.
(remote_cisco_section_offsets): Make ``p'' a const pointer.
(compare_sections_command): Ditto for ``sectname''.
Submitted by Paul Hilfinger (hilfingr@gnat.com)
and Andrei Petrov (and@genesyslab.com).
* findvar.c: Buffers of size MAX_REGISTER_RAW_SIZE or REGISTER_BYTES
must be allocated dynamically, since these are no longer constants.
* infcmd.c: Ditto.
* regcache.c: Ditto.
* remote.c: Ditto.
* sol-thread.c: Ditto.
* valops.c: Ditto.
* config/sparc/sun4sol2.mh (MH_CFLAGS): Add -I/usr/include/v9, as a
work-around for a missing Sun header file in solaris for sparc64.
* infptrace.c (child_xfer_memory): Likewise.
* monitor.c (monitor_xfer_memory): Likewise.
* remote-adapt.c (adapt_xfer_inferior_memory): Likewise.
* remote-array.c (array_xfer_memory): Likewise.
* remote-bug.c (bug_xfer_memory): Likewise.
* remote-e7000.c (e7000_xfer_inferior_memory): Likewise.
* remote-eb.c (eb_xfer_inferior_memory): Likewise.
* remote-es.c (es1800_xfer_inferior_memory): Likewise.
* remote-mips.c (mips_xfer_memory): Likewise.
* remote-mm.c (mm_xfer_inferior_memory): Likewise.
* remote-nindy.c (nindy_xfer_inferior_memory): Likewise.
* remote-os9k.c (rombug_xfer_inferior_memory): Likewise.
* remote-rdi.c (arm_rdi_xfer_memory): Likewise.
* remote-rdp.c (remote_rdp_xfer_inferior_memory): Likewise.
* remote-sds.c (sds_xfer_memory): Likewise.
* remote-sim.c (gdbsim_xfer_inferior_memory): Likewise.
* remote-st.c (st2000_xfer_inferior_memory): Likewise.
* remote-udi.c (udi_xfer_inferior_memory): Likewise.
* remote-vx.c (vx_xfer_memory): Likewise.
* remote.c (remote_xfer_memory): Likewise.
* target.c (debug_to_xfer_memory, do_xfer_memory): Likewise.
* target.h (child_xfer_memory, do_xfer_memory, xfer_memory): Likewise.
* target.h (#include "memattr.h"): Added.
(target_ops.to_xfer_memory): Add attrib argument.
* wince.c (_initialize_inftarg): Removed call to set_dcache_state.
* dcache.h (set_dcache_state): Removed declaration.
* dcache.c (set_dcache_state): Removed definition
* dcache.c: Update module comment, as dcache is now enabled and
disabled with memory region attributes instead of by the global
variable "remotecache". Add comment describing the interaction
between dcache and memory region attributes.
(dcache_xfer_memory): Add comment describing benefits of moving
cache writeback to a higher level.
(dcache_struct): Removed cache_has_stuff field. This was used to
record whether the cache had been accessed in order to invalidate
it when it was disabled. However, this is not needed because the
cache is write through and the code that enables, disables, and
deletes memory regions invalidate the cache. Add comment which
suggests that we could be more selective and only invalidate those
cache lines containing data from those memory regions.
(dcache_invalidate): Updated.
(dcache_xfer_memory): Updated.
(dcache_alloc): Don't abort() if dcache_enabled_p is clear.
(dcache_xfer_memory): Removed code that called do_xfer_memory() to
perform a uncached transfer if dcache_enabled_p was clear. This
function is now only called if caching is enabled for the memory
region.
(dcache_info): Always print cache info.
* target.c (do_xfer_memory): Add attrib argument.
(target_xfer_memory, target_xfer_memory_partial): Break transfer
into chunks defined by memory regions, pass region attributes to
do_xfer_memory().
* dcache.c (dcache_read_line, dcache_write_line): Likewise.
* Makefile.in (SFILES): Add memattr.c.
(COMMON_OBS): Add memattr.o.
(dcache.o): Add target.h to dependencies.
* memattr.c: New file.
* memattr.h: Likewise.
* remote.c (putpkt_binary): Call read_frame, not getpkt. Log message.
(read_frame): Do not call error() on communication error when
reading checksum, but return failure instead and log message.
lines up under the data vector.
* dcache.c (dcache_read_line): New function.
(dcache_peek_byte): Use it.
(dcache_alloc): Return NULL if write of reclaimed cache line fails.
(dcache_peek_byte, dcache_poke_byte): Return failure if
dcache_alloc() returns a NULL data block pointer.
(dcache_xfer_memory): Don't force writeback unless we were writing.
* monitor.c (monitor_expect): Change places where immediate_quit
is set to 1 or 0 to increments and decrements respectively. This
allows such changes to nest properly.
* ocd.c (ocd_start_remote): Likewise.
* remote-adapt.c (expect): Likewise.
* remote-array.c (expect): Likewise.
* remote-eb.c (expect): Likewise.
* remote-e7000.c (e7000_start_remote): Likewise.
* remote-mips.c (mips_expect_timeout, mips_getstring): Likewise.
* remote-nrom.c (expect): Likewise.
* remote-os9k.c (expect): Likewise.
* remote-sds.c (sds_start_remote): Likewise.
* remote-st.c (expect): Likewise.
* remote-utils.c (sr_expect): Likewise.
* remote.c (remote_start_remote): Likewise.
* tracepoint.c (read_actions): Likewise.
* remote-mips.c (mips_getstring): Balance changes to immediate_quit.
invalidate it rather than creating another.
* ocd.c (ocd_open): Likewise.
* remote-nindy.c (nindy_open): Likewise.
* remote-sds.c (sds_open): Likewise.
* remote-utils.c (gr_open): Likewise.
* remote.c (remote_open_1, remote_cisco_open): Likewise.
* dcache.c (dcache_alloc): Changed to take address of line as an
argument, and to invalidate cache line before returning.
(dcache_peek_byte): Updated.
(dcache_poke_byte): Updated.
-------------------------------------------------------------------
* objfiles.h (SECT_OFF_BSS): Don't detect invalid sect_index_bss
here, let the users of the macro do it.
* symtab.h (ANOFFSET): Detect here if the section index is not
initialized.
* xcoffread.c (find_targ_sec): Don't treat .bss as special,
because some objfiles may not have that section at all.
* coffread.c (cs_to_section): Ditto.
* elfread.c (elf_symtab_read): Detect an uninitialized index
value.
(elfstab_offset_sections): The macro ANOFFSET cannot be used as an
lvalue anymore.
* remote.c (get_offsets, remote_cisco_objfile_relocate): Don't use
ANOFFSET as an lvalue.
* objfiles.c (objfile_relocate, objfile_relocate): Don't use
ANOFFSET as an lvalue.
* symfile.c (default_symfile_offsets): Don't use ANOFFSET as an
lvalue.
(nindy_xfer_inferior_memory): Use dcache_xfer_memory() instead of
breaking transfer into chunks and using nindy_fetch_word() and
nindy_store_word().
* remote-bug.c (bug_xfer_memory): Use dcache_xfer_memory() instead
of breaking transfer into chunks and using gr_fetch_word() and
gr_store_word().
* remote.c (remote_fetch_word, remote_store_word): Removed.
* remote-utils.h (gr_fetch_word, gr_store_word): Removed.
* remote-utils.c (gr_fetch_word, gr_store_word): Removed.
* dcache.h (dcache_fetch, dcache_poke, dcache_poke_block): Removed.
* dcache.c (dcache_fetch, dcache_poke): Removed.
* remote.c (remote_threads_extra_info): new function.
Implement the extra thread info query for "info threads".
(remote_threads_info): clean up a bit.
(use_threadinfo_query, use_threadextra_query): new variables.
Control whether GDB will use the new or old protocol for
thread info queries.
(remote_open_1): initialize new variables.
(remote_async_open_1): ditto.
(remote_cisco_open): ditto.
* remote.c (remote_async_detach): Use target_mourn_inferior(), to
make sure that all is cleaned up after we disconnect from the
target.
(remote_detach): Ditto.
* infrun.c (set/show scheduler-locking) New command. Set a
mode bit that will control how GDB attempts to control thread
scheduling for step, continue, etc. (resume): make use of
the schedule-locking mode.
* target.h (struct target_ops): new field to_has_thread_control.
* sol-thread.c: initialize target_ops to_has_thread_control.
* procfs.c: ditto.
* target.c: ditto.
* m3-nat.c: ditto.
* remote.c: ditto.
* hpux-thread.c: ditto.
to conform to standards, fix spelling errors.
(ishex, stubhex, record_currthread, etc): Declare.
(ishex, stubhex): Declare char arg as int.
(pack_string): Comment out, never used but possibly useful.
(threadref_to_int, remote_get_threadinfo, etc): Make static.
called from wait_for_inferior. Instead, if a new thread-id is
detected, call add_thread. (MAGIC_NULL_PID): new macro, use
instead of the magic number "42000". (remote_find_new_threads):
if inferior_pid is unknown, get and use the current thread id.
(remote_start_remote): on connecting, attempt to get the current
thread id for inferior_pid. (remote_resume): If pid == -1,
then resume any-thread (not the current thread specifically).
* thread.c (info_threads_command): don't initialize current_pid
until after call to FIND_NEW_THREADS (which may change inferior_pid).
[Support for trace debugging: registers that were not collected.]
* remote.c (remote_fetch_registers): accept 'xxxx' in the register
packet, with the meaning "register value is not available".
Set register_valid to -1, which will connote "no value available".
* findvar.c (read_relative_register_raw_bytes): return failure if
register_valid == -1. (value_of_register): return failure if
register_valid == -1. (read_var_value): return error if
value_of_register fails for a register variable.
(value_from_register): return failure if register_valid == -1.
* eval.c (evaluate_subexp_standard): return error if
value_of_register fails for a register used in an expression.
* infcmd.c (do_registers_info): display "value not available"
for registers for which register_valid == -1.
* tracepoint.c (set_raw_tracepoint): just save the filename as is
from the symbol table, rather than trying to prepend the dir name.
Also save the bfd section. (tracepoints_info): use the section
when looking up the function name.
* tracepoint.h: add section field to tracepoint struct.
* remote.c: merged.
- Jim Blandy <jimb@zwingli.cygnus.com>
(print_packet, remote_packet_command): New functions.
(_initialize_remote): Register the remote-packet command.
- David Taylor <taylor@texas.cygnus.com>
(_initialize_remote): remote-compare is now
compare-sections.
- Elena Zannoni <ezannoni@kwikemart.cygnus.com>
(remote_compare_command): added warning, issued in case
of mismatch only.
* remote.c (remote_compare_command): New function, new command.
Compare object file binary image with corresponding memory on
remote target. Report differences.
address.
* (remote_ops extended_remote_ops remote_desc remote_write_size):
Make static.
* (remote_fetch_registers remote_write_bytes remote_read_bytes):
Record size of response to fetch registers command, use this to
limit size of memory read and write commands.
* (push_remote_target): New function to make it possible to have
another target switch to the remote target.
* target.h: Add prototype for push_remote_target.
* sh-tdep.c (sh_frame_find_saved_regs): Fix sign extension bugs
for hosts which default to unsigned chars (such as SGI's).
* (_initialize_sh_tdep): Don't set remote_write_size. It's now
handled automatically in remote.c.
Richard Henderson