From ca11e899814cc6d02dff3f35731a83c4b868a1ce Mon Sep 17 00:00:00 2001 From: Stan Shebs Date: Thu, 19 Aug 2010 23:43:31 +0000 Subject: [PATCH] * NEWS: Mention some additional changes. --- gdb/ChangeLog | 4 ++++ gdb/NEWS | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 56 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index af9c8eb2e34..5fe8c64e81b 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2010-08-19 Stan Shebs + + * NEWS: Mention some additional changes. + 2010-08-19 Tom Tromey * Makefile.in (install-python): Add DESTDIR. diff --git a/gdb/NEWS b/gdb/NEWS index bf37ed8397a..5b16c260afe 100644 --- a/gdb/NEWS +++ b/gdb/NEWS @@ -111,6 +111,26 @@ remote packets have been defined to support static tracepoints, see the "New remote packets" section below. +* Better reconstruction of tracepoints after disconnected tracing + + GDB will attempt to download the original source form of tracepoint + definitions when starting a trace run, and then will upload these + upon reconnection to the target, resulting in a more accurate + reconstruction of the tracepoints that are in use on the target. + +* Observer mode + + You can now exercise direct control over the ways that GDB can + affect your program. For instance, you can disallow the setting of + breakpoints, so that the program can run continuously (assuming + non-stop mode). In addition, the "observer" variable is available + to switch all of the different controls; in observer mode, GDB + cannot affect the target's behavior at all, which is useful for + tasks like diagnosing live systems in the field. + +* The new convenience variable $_thread holds the number of the + current thread. + * New remote packets qGetTIBAddr @@ -141,6 +161,15 @@ qXfer:statictrace:read tracepoint action). The remote stub reports support for this packet to gdb's qSupported query. +QAllow + + Send the current settings of GDB's permission flags. + +QTDPsrc + + Send part of the source (textual) form of a tracepoint definition, + which includes location, conditional, and action list. + * The source command now accepts a -s option to force searching for the script in the source search path even if the script name specifies a directory. @@ -226,6 +255,29 @@ strace FN | FILE:LINE | *ADDR | -m MARKER_ID Define a static tracepoint by probing a marker at the given function, line, address, or marker ID. +set observer on|off +show observer + Enable and disable observer mode. + +set may-write-registers on|off +set may-write-memory on|off +set may-insert-breakpoints on|off +set may-insert-tracepoints on|off +set may-insert-fast-tracepoints on|off +set may-interrupt on|off + Set individual permissions for GDB effects on the target. Note that + some of these settings can have undesirable or surprising + consequences, particularly when changed in the middle of a session. + For instance, disabling the writing of memory can prevent + breakpoints from being inserted, cause single-stepping to fail, or + even crash your program, if you disable after breakpoints have been + inserted. However, GDB should not crash. + +set record memory-query on|off +show record memory-query + Control whether to stop the inferior if memory changes caused + by an instruction cannot be recorded. + * Changed commands disassemble -- 2.30.2