From 967110cb4f8323e7fcb7578461fa8054fea8bbbc Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 6 Sep 2000 15:23:04 +0000 Subject: [PATCH] 2000-09-06 H.J. Lu * TODO: Add hardware watchpint problems on x86 OSes for 5.1. --- gdb/ChangeLog | 4 ++++ gdb/TODO | 20 ++++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 4b28f5b580a..9154e420583 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2000-09-06 H.J. Lu + + * TODO: Add hardware watchpint problems on x86 OSes for 5.1. + 2000-09-06 Kevin Buettner * ia64-tdep.c (examine_prologue): Add rotating register rename diff --git a/gdb/TODO b/gdb/TODO index c0931bef294..a6247ca1f49 100644 --- a/gdb/TODO +++ b/gdb/TODO @@ -12,6 +12,26 @@ cycle. People hope to have these problems fixed in 5.1. -- +Hardware watchpint problems on x86 OSes, including Linux: + +1. Delete/disable hardware watchpoints should free hardware debug +registers. +2. Watch for different values on a viariable with one hardware debug +register. + +According to Eli Zaretskii : + +These are not GDB/ia32 issues per se: the above features are all +implemented in the DJGPP port of GDB and work in v5.0. Every +x86-based target should be able to lift the relevant parts of +go32-nat.c and use them almost verbatim. You get debug register +sharing through reference counts, and the ability to watch large +regions (up to 16 bytes) using multiple registers. (The required +infrastructure in high-level GDB application code, mostly in +breakpoint.c, is also working since v5.0.) + +-- + RFD: infrun.c: No bpstat_stop_status call after proceed over break? http://sourceware.cygnus.com/ml/gdb-patches/2000-q1/msg00665.html -- 2.30.2