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authorStan Shebs <shebs@codesourcery.com>2010-01-06 04:20:27 +0000
committerStan Shebs <shebs@codesourcery.com>2010-01-06 04:20:27 +0000
commit7a697b8dd7ac3c14e35ae3026d955aeae3ecc054 (patch)
tree62009f9b707ae6f18c12be8956f7b1e5fc586a7a /gdb/arch-utils.c
parent737a160ed9bb7bbe1ac8ebea1cdc27438213c247 (diff)
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Add fast tracepoints.
* arch-utils.h (default_fast_tracepoint_valid_at): Declare. * arch-utils.c (default_fast_tracepoint_valid_at): New function. * breakpoint.h (enum bptype): Add bp_fast_tracepoint. * breakpoint.c (tracepoint_type): New function. (ALL_TRACEPOINTS): Use it. (should_be_inserted): Ditto. (bpstat_check_location): Ditto. (print_one_breakpoint_location): Ditto. (user_settable_breakpoint): Ditto. (set_breakpoint_location_function): Ditto. (disable_breakpoints_in_shlibs): Ditto. (delete_trace_command): Ditto. (print_it_typical): Add bp_fast_tracepoint case. (bpstat_what): Ditto. (print_one_breakpoint_location): Ditto. (allocate_bp_location): Ditto. (mention): Ditto. (breakpoint_re_set_one): Ditto. (disable_command): Ditto. (enable_command): Ditto. (check_fast_tracepoint_sals): New function. (break_command_really): Call it. (ftrace_command): New function. (_initialize_breakpoint): Add ftrace command. * gdbarch.sh (fast_tracepoint_valid_at): New. * gdbarch.h, gdbarch.c: Regenerate. * i386-tdep.c (i386_fast_tracepoint_valid_at): New function. (i386_gdbarch_init): Use it. * remote.c (struct remote_state): New field fast_tracepoints. (PACKET_FastTracepoints): New packet config type. (remote_fast_tracepoint_feature): New function. (remote_protocol_features): Add FastTracepoints. (remote_supports_fast_tracepoints): New function. (_initialize_remote): Add FastTracepoints. * tracepoint.c (download_tracepoint): Add fast tracepoint option. * NEWS: Mention fast tracepoints. * gdb.texinfo (Create and Delete Tracepoints): Describe fast tracepoints. (Tracepoint Packets): Describe remote protocol for fast tracepoints. * gdb.trace/tracecmd.exp: Test ftrace.
Diffstat (limited to 'gdb/arch-utils.c')
-rw-r--r--gdb/arch-utils.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/gdb/arch-utils.c b/gdb/arch-utils.c
index 9a64a8c..5501175 100644
--- a/gdb/arch-utils.c
+++ b/gdb/arch-utils.c
@@ -765,6 +765,17 @@ default_has_shared_address_space (struct gdbarch *gdbarch)
return 0;
}
+int
+default_fast_tracepoint_valid_at (struct gdbarch *gdbarch,
+ CORE_ADDR addr, int *isize, char **msg)
+{
+ /* We don't know if maybe the target has some way to do fast
+ tracepoints that doesn't need gdbarch, so always say yes. */
+ if (msg)
+ *msg = NULL;
+ return 1;
+}
+
/* */
extern initialize_file_ftype _initialize_gdbarch_utils; /* -Wmissing-prototypes */