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Diffstat (limited to 'gdb/doc/gdbint.texinfo')
| -rw-r--r-- | gdb/doc/gdbint.texinfo | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo index 4418ab7..37a6e3c 100644 --- a/gdb/doc/gdbint.texinfo +++ b/gdb/doc/gdbint.texinfo @@ -1596,6 +1596,16 @@ defined, no conversion will be done. @item SHIFT_INST_REGS (Only used for m88k targets.) +@item SKIP_PERMANENT_BREAKPOINT +Advance the inferior's PC past a permanent breakpoint. GDB normally +steps over a breakpoint by removing it, stepping one instruction, and +re-inserting the breakpoint. However, permanent breakpoints are +hardwired into the inferior, and can't be removed, so this strategy +doesn't work. Calling SKIP_PERMANENT_BREAKPOINT adjusts the processor's +state so that execution will resume just after the breakpoint. This +macro does the right thing even when the breakpoint is in the delay slot +of a branch or jump. + @item SKIP_PROLOGUE (pc) A C expression that returns the address of the ``real'' code beyond the function entry prologue found at @var{pc}. @@ -2759,7 +2769,7 @@ also documents all the available macros. @c Conditionals}, @pxref{Native Conditionals}, and @pxref{Obsolete @c Conditionals}) -Start with the header files. Once you some idea of how GDB's internal +Start with the header files. Once you have some idea of how GDB's internal symbol tables are stored (see @file{symtab.h}, @file{gdbtypes.h}), you will find it much easier to understand the code which uses and creates those symbol tables. |