diff options
| -rw-r--r-- | gdb/doc/ChangeLog | 8 | ||||
| -rw-r--r-- | gdb/doc/gdb.texinfo | 34 |
2 files changed, 34 insertions, 8 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index bbb855d..0469b0a 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,11 @@ +2011-05-17 Pedro Alves <pedro@codesourcery.com> + + * gdb.texinfo (Remote Protocol) <Overview>: Mention vCont is + required for multi-threading support. + (Remote Protocol) <Packets>: Mention that 'c', 's', 'C', 'S' and + Hc are deprecated for multi-threading debugging. Point readers at + the vCont packet. + 2011-05-15 Doug Evans <dje@google.com> * gdb.texinfo (Auto-loading): Document printing of missing scripts. diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 7fe6aac..584a520 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -32195,9 +32195,12 @@ For any @var{command} not supported by the stub, an empty response protocol. A newer @value{GDBN} can tell if a packet is supported based on that response. -A stub is required to support the @samp{g}, @samp{G}, @samp{m}, @samp{M}, -@samp{c}, and @samp{s} @var{command}s. All other @var{command}s are -optional. +At a minimum, a stub is required to support the @samp{g} and @samp{G} +commands for register access, and the @samp{m} and @samp{M} commands +for memory access. Stubs that only control single-threaded targets +can implement run control with the @samp{c} (continue), and @samp{s} +(step) commands. Stubs that support multi-threading targets should +support the @samp{vCont} command. All other commands are optional. @node Packets @section Packets @@ -32334,6 +32337,9 @@ Reply: Continue. @var{addr} is address to resume. If @var{addr} is omitted, resume at current address. +This packet is deprecated for multi-threading support. @xref{vCont +packet}. + Reply: @xref{Stop Reply Packets}, for the reply specifications. @@ -32342,6 +32348,9 @@ Reply: Continue with signal @var{sig} (hex signal number). If @samp{;@var{addr}} is omitted, resume at same address. +This packet is deprecated for multi-threading support. @xref{vCont +packet}. + Reply: @xref{Stop Reply Packets}, for the reply specifications. @@ -32424,13 +32433,15 @@ for success for an error @end table -@item H @var{c} @var{thread-id} +@item H @var{op} @var{thread-id} @cindex @samp{H} packet Set thread for subsequent operations (@samp{m}, @samp{M}, @samp{g}, -@samp{G}, et.al.). @var{c} depends on the operation to be performed: it -should be @samp{c} for step and continue operations, @samp{g} for other -operations. The thread designator @var{thread-id} has the format and -interpretation described in @ref{thread-id syntax}. +@samp{G}, et.al.). @var{op} depends on the operation to be performed: +it should be @samp{c} for step and continue operations (note that this +is deprecated, supporting the @samp{vCont} command is a better +option), @samp{g} for other operations. The thread designator +@var{thread-id} has the format and interpretation described in +@ref{thread-id syntax}. Reply: @table @samp @@ -32570,6 +32581,9 @@ The @samp{R} packet has no reply. Single step. @var{addr} is the address at which to resume. If @var{addr} is omitted, resume at same address. +This packet is deprecated for multi-threading support. @xref{vCont +packet}. + Reply: @xref{Stop Reply Packets}, for the reply specifications. @@ -32579,6 +32593,9 @@ Reply: Step with signal. This is analogous to the @samp{C} packet, but requests a single-step, rather than a normal resumption of execution. +This packet is deprecated for multi-threading support. @xref{vCont +packet}. + Reply: @xref{Stop Reply Packets}, for the reply specifications. @@ -32635,6 +32652,7 @@ for success in non-stop mode (@pxref{Remote Non-Stop}) @item vCont@r{[};@var{action}@r{[}:@var{thread-id}@r{]]}@dots{} @cindex @samp{vCont} packet +@anchor{vCont packet} Resume the inferior, specifying different actions for each thread. If an action is specified with no @var{thread-id}, then it is applied to any threads that don't have a specific action specified; if no default action is |