diff options
| -rw-r--r-- | gdb/doc/ChangeLog | 7 | ||||
| -rw-r--r-- | gdb/doc/gdbint.texinfo | 27 |
2 files changed, 26 insertions, 8 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index 8307f25..6ddde87 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,10 @@ +2004-10-08 Jeff Johnston <jjohnstn@redhat.com> + + * gdbint.texinfo (target_stopped_data_address): Update to + new prototype. + (i386_stopped_data_address): Update prototype and description. + (i386_stopped_by_watchpoint): New function and description. + 2004-10-03 Paul N. Hilfinger <hilfinger@gnat.com> * gdb.texinfo (Filenames): Add Ada suffixes. diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo index bff7d15..38532d3 100644 --- a/gdb/doc/gdbint.texinfo +++ b/gdb/doc/gdbint.texinfo @@ -476,9 +476,10 @@ no other code touches these values, the implementations of the above two macros can use them for their internal purposes. @findex target_stopped_data_address -@item target_stopped_data_address () -If the inferior has some watchpoint that triggered, return the address -associated with that watchpoint. Otherwise, return zero. +@item target_stopped_data_address (@var{addr_p}) +If the inferior has some watchpoint that triggered, place the address +associated with the watchpoint at the location pointed to by +@var{addr_p} and return non-zero. Otherwise, return zero. @findex HAVE_STEPPABLE_WATCHPOINT @item HAVE_STEPPABLE_WATCHPOINT @@ -598,15 +599,25 @@ less than 4, the number of debug registers available to x86 processors. @findex i386_stopped_data_address -@item i386_stopped_data_address (void) -The macros @code{STOPPED_BY_WATCHPOINT} and -@code{target_stopped_data_address} are set to call this function. The -argument passed to @code{STOPPED_BY_WATCHPOINT} is ignored. This +@item i386_stopped_data_address (@var{addr_p}) +The target function +@code{target_stopped_data_address} is set to call this function. +This function examines the breakpoint condition bits in the DR6 Debug Status register, as returned by the @code{I386_DR_LOW_GET_STATUS} macro, and returns the address associated with the first bit that is set in DR6. +@findex i386_stopped_by_watchpoint +@item i386_stopped_by_watchpoint (void) +The macro @code{STOPPED_BY_WATCHPOINT} +is set to call this function. The +argument passed to @code{STOPPED_BY_WATCHPOINT} is ignored. This +function examines the breakpoint condition bits in the DR6 Debug +Status register, as returned by the @code{I386_DR_LOW_GET_STATUS} +macro, and returns true if any bit is set. Otherwise, false is +returned. + @findex i386_insert_watchpoint @findex i386_remove_watchpoint @item i386_insert_watchpoint (@var{addr}, @var{len}, @var{type}) @@ -654,7 +665,7 @@ register. @item i386_stopped_by_hwbp (void) This function returns non-zero if the inferior has some watchpoint or hardware breakpoint that triggered. It works like -@code{i386_stopped_data_address}, except that it doesn't return the +@code{i386_stopped_data_address}, except that it doesn't record the address whose watchpoint triggered. @findex i386_cleanup_dregs |