src/gdb ChangeLog remote.c target.h gdbserver/ ...

[mmetzger at sourceware dot org]

CVSROOT:	/cvs/src
Module name:	src
Changes by:	mmetzger@sourceware.org	2013-03-11 08:35:11

Modified files:
	gdb            : ChangeLog remote.c target.h 
	gdb/gdbserver  : ChangeLog config.in configure configure.ac 
	                 configure.srv gdbthread.h inferiors.c 
	                 linux-low.c server.c target.h 

Log message:
	Add the gdb remote target operations for branch tracing.
	We define the following packets:
	
	Qbtrace:bts         enable branch tracing for the current thread
	returns "OK" or "Enn"
	
	Qbtrace:off         disable branch tracing for the current thread
	returns "OK" or "Enn"
	
	qXfer:btrace:read   read the full branch trace data for the current thread
	
	gdb/
	* target.h (enum target_object): Add TARGET_OBJECT_BTRACE.
	* remote.c: Include btrace.h.
	(struct btrace_target_info): New struct.
	(remote_supports_btrace): New function.
	(send_Qbtrace): New function.
	(remote_enable_btrace): New function.
	(remote_disable_btrace): New function.
	(remote_teardown_btrace): New function.
	(remote_read_btrace): New function.
	(init_remote_ops): Add btrace ops.
	(enum <unnamed>): Add btrace packets.
	(struct protocol_feature remote_protocol_features[]): Add btrace packets.
	(_initialize_remote): Add packet configuration for branch tracing.
	
	gdbserver/
	* target.h (struct target_ops): Add btrace ops.
	(target_supports_btrace): New macro.
	(target_enable_btrace): New macro.
	(target_disable_btrace): New macro.
	(target_read_btrace): New macro.
	* gdbthread.h (struct thread_info): Add btrace field.
	* server.c: Include btrace-common.h.
	(handle_btrace_general_set): New function.
	(handle_btrace_enable): New function.
	(handle_btrace_disable): New function.
	(handle_general_set): Call handle_btrace_general_set.
	(handle_qxfer_btrace): New function.
	(struct qxfer qxfer_packets[]): Add btrace entry.
	* inferiors.c (remove_thread): Disable btrace.
	* linux-low: Include linux-btrace.h.
	(linux_low_enable_btrace): New function.
	(linux_low_read_btrace): New function.
	(linux_target_ops): Add btrace ops.
	* configure.srv (i[34567]86-*-linux*): Add linux-btrace.o.
	Add srv_linux_btrace=yes.
	(x86_64-*-linux*): Add linux-btrace.o.
	Add srv_linux_btrace=yes.
	* configure.ac: Define HAVE_LINUX_BTRACE.
	* config.in: Regenerated.
	* configure: Regenerated.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.15239&r2=1.15240
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/remote.c.diff?cvsroot=src&r1=1.526&r2=1.527
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/target.h.diff?cvsroot=src&r1=1.248&r2=1.249
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/ChangeLog.diff?cvsroot=src&r1=1.696&r2=1.697
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/config.in.diff?cvsroot=src&r1=1.47&r2=1.48
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/configure.diff?cvsroot=src&r1=1.78&r2=1.79
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/configure.ac.diff?cvsroot=src&r1=1.64&r2=1.65
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/configure.srv.diff?cvsroot=src&r1=1.73&r2=1.74
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/gdbthread.h.diff?cvsroot=src&r1=1.3&r2=1.4
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/inferiors.c.diff?cvsroot=src&r1=1.35&r2=1.36
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/linux-low.c.diff?cvsroot=src&r1=1.232&r2=1.233
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/server.c.diff?cvsroot=src&r1=1.188&r2=1.189
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/gdbserver/target.h.diff?cvsroot=src&r1=1.66&r2=1.67