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Diffstat (limited to 'gdb/doc/gdbint.texinfo')
| -rw-r--r-- | gdb/doc/gdbint.texinfo | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo index 1c5da1b..ff099dd 100644 --- a/gdb/doc/gdbint.texinfo +++ b/gdb/doc/gdbint.texinfo @@ -1261,19 +1261,16 @@ address and produce the nominal address of the caller's frame. Presently only defined for HP PA. @item FRAME_CHAIN_VALID(chain,thisframe) + Define this to be an expression that returns zero if the given frame is -an outermost frame, with no caller, and nonzero otherwise. The default -definition is nonzero if the chain pointer is nonzero and given frame's -PC is not inside the startup file (such as @file{crt0.o}). The -alternate default definition (which is used if -FRAME_CHAIN_VALID_ALTERNATE is defined) is nonzero if the chain pointer -is nonzero and the given frame's PC is not in @code{main()} or a known +an outermost frame, with no caller, and nonzero otherwise. Three common +definitions are available. @code{default_frame_chain_valid} (the +default) is nonzero if the chain pointer is nonzero and given frame's PC +is not inside the startup file (such as @file{crt0.o}). +@code{alternate_frame_chain_valid} is nonzero if the chain pointer is +nonzero and the given frame's PC is not in @code{main()} or a known entry point function (such as @code{_start()}). -@item FRAME_CHAIN_VALID_ALTERNATE -Define this in order to use the alternate default definition of -@code{FRAME_CHAIN_VALID}. - @item FRAME_FIND_SAVED_REGS stack.c |