From: Thiago Jung Bauermann Date: Fri, 16 Jul 2010 23:17:45 +0000 (+0000) Subject: * NEWS: Mention support for the new ptrace interface and hardware X-Git-Tag: gdb_7_2-2010-09-02-release~93 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3d1433c8d20655049be4696e29b3771e1fd599de;p=thirdparty%2Fbinutils-gdb.git * NEWS: Mention support for the new ptrace interface and hardware accelerated watchpoint conditions on powerpc-linux. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index c72c6fb05aa..1fbf5f81bfd 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2010-07-16 Thiago Jung Bauermann + + * NEWS: Mention support for the new ptrace interface and hardware + accelerated watchpoint conditions on powerpc-linux. + 2010-07-13 Emmanuel Thomé * c-valprint.c (c_val_print): Add embedded_offset to address in diff --git a/gdb/NEWS b/gdb/NEWS index 77c55de0ce9..d3704b76535 100644 --- a/gdb/NEWS +++ b/gdb/NEWS @@ -221,6 +221,21 @@ ARM Symbian arm*-*-symbianelf* GDB now supports debugging programs written in the D programming language. +* GDB now supports the extended ptrace interface for PowerPC which is + available since Linux kernel version 2.6.34. This automatically enables + any hardware breakpoints and additional hardware watchpoints available in + the processor. The old ptrace interface exposes just one hardware + watchpoint and no hardware breakpoints. + +* GDB is now able to use the Data Value Compare (DVC) register available on + embedded PowerPC processors to implement in hardware simple watchpoint + conditions of the form: + + watch ADDRESS|VARIABLE if ADDRESS|VARIABLE == CONSTANT EXPRESSION + + This works in native GDB running on Linux kernels with the extended ptrace + interface mentioned above. + *** Changes in GDB 7.1 * C++ Improvements