+# Set up a mask to use.
+
+# Force loading of symbols, enough to give us gdb_valbits etc.
+set main
+
+# Find lwlib source files too.
+dir ../lwlib
+
+# This should be EMACS_INT, but in some cases that is a macro.
+# long ought to work in all cases right now.
+set $valmask = ((long)1 << gdb_valbits) - 1
+set $nonvalbits = gdb_emacs_intbits - gdb_valbits
+
# Set up something to print out s-expressions.
define pr
set debug_print ($)
-echo \n
end
document pr
Print the emacs s-expression which is $.
Works only when an inferior emacs is executing.
end
-# Set this to the same thing as the DATA_SEG_BITS macro in your
-# machine-description files.
-set $data_seg_bits = 0
-
-define mips
-set $data_seg_bits = 0x10000000
-end
-document mips
-Set up the xfoo macros to deal with the MIPS processor.
-Specifically, this sets $data_seg_bits to the right thing.
-end
-
define xtype
-output (enum Lisp_Type) (($ >> 28) & 0x7)
+output (enum Lisp_Type) (($ >> gdb_valbits) & 0x7)
echo \n
-output ((($ >> 28) & 0x7) == Lisp_Misc ? (enum Lisp_Misc_Type) (((struct Lisp_Free *) (($ & 0x0fffffff) | $data_seg_bits))->type) : (($ >> 28) & 0x7) == Lisp_Vectorlike ? ($size = ((struct Lisp_Vector *) (($ & 0x0fffffff) | $data_seg_bits))->size, (enum pvec_type) (($size & PVEC_FLAG) ? $size & PVEC_TYPE_MASK : 0)) : 0)
+output ((($ >> gdb_valbits) & 0x7) == Lisp_Misc ? (enum Lisp_Misc_Type) (((struct Lisp_Free *) (($ & $valmask) | gdb_data_seg_bits))->type) : (($ >> gdb_valbits) & 0x7) == Lisp_Vectorlike ? ($size = ((struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits))->size, (enum pvec_type) (($size & PVEC_FLAG) ? $size & PVEC_TYPE_MASK : 0)) : 0)
echo \n
end
document xtype
end
define xvectype
-set $size = ((struct Lisp_Vector *) (($ & 0x0fffffff) | $data_seg_bits))->size
+set $size = ((struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits))->size
output (enum pvec_type) (($size & PVEC_FLAG) ? $size & PVEC_TYPE_MASK : 0)
echo \n
end
end
define xmisctype
-output (enum Lisp_Misc_Type) (((struct Lisp_Free *) (($ & 0x0fffffff) | $data_seg_bits))->type)
+output (enum Lisp_Misc_Type) (((struct Lisp_Free *) (($ & $valmask) | gdb_data_seg_bits))->type)
echo \n
end
document xmisctype
end
define xint
-print (($ & 0x00ffffff) << 4) >> 4
+print (($ & $valmask) << $nonvalbits) >> $nonvalbits
end
document xint
Print $, assuming it is an Emacs Lisp integer. This gets the sign right.
end
define xptr
-print (void *) (($ & 0x0fffffff) | $data_seg_bits)
+print (void *) (($ & $valmask) | gdb_data_seg_bits)
end
document xptr
Print the pointer portion of $, assuming it is an Emacs Lisp value.
end
define xwindow
-print (struct window *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct window *) (($ & $valmask) | gdb_data_seg_bits)
printf "%dx%d+%d+%d\n", $->width, $->height, $->left, $->top
end
document xwindow
end
define xmarker
-print (struct Lisp_Marker *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct Lisp_Marker *) (($ & $valmask) | gdb_data_seg_bits)
end
document xmarker
Print $ as a marker pointer, assuming it is an Emacs Lisp marker value.
end
+define xoverlay
+print (struct Lisp_Overlay *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xoverlay
+Print $ as a overlay pointer, assuming it is an Emacs Lisp overlay value.
+end
+
+define xmiscfree
+print (struct Lisp_Free *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xmiscfree
+Print $ as a misc free-cell pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xintfwd
+print (struct Lisp_Intfwd *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xintfwd
+Print $ as an integer forwarding pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xboolfwd
+print (struct Lisp_Boolfwd *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xboolfwd
+Print $ as a boolean forwarding pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xobjfwd
+print (struct Lisp_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xobjfwd
+Print $ as an object forwarding pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xbufobjfwd
+print (struct Lisp_Buffer_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xbufobjfwd
+Print $ as a buffer-local object forwarding pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xkbobjfwd
+print (struct Lisp_Kboard_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xkbobjfwd
+Print $ as a kboard-local object forwarding pointer, assuming it is an Emacs Lisp Misc value.
+end
+
+define xbuflocal
+print (struct Lisp_Buffer_Local_Value *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xbuflocal
+Print $ as a buffer-local-value pointer, assuming it is an Emacs Lisp Misc value.
+end
+
define xbuffer
-print (struct buffer *) (($ & 0x0fffffff) | $data_seg_bits)
-output &((struct Lisp_String *) ((($->name) & 0x0fffffff) | $data_seg_bits))->data
+print (struct buffer *) (($ & $valmask) | gdb_data_seg_bits)
+output &((struct Lisp_String *) ((($->name) & $valmask) | gdb_data_seg_bits))->data
echo \n
end
document xbuffer
end
define xsymbol
-print (struct Lisp_Symbol *) ((((int) $) & 0x0fffffff) | $data_seg_bits)
-output &$->name->data
+print (struct Lisp_Symbol *) ((((int) $) & $valmask) | gdb_data_seg_bits)
+output (char*)&$->name->data
echo \n
end
document xsymbol
end
define xstring
-print (struct Lisp_String *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct Lisp_String *) (($ & $valmask) | gdb_data_seg_bits)
output ($->size > 1000) ? 0 : ($->data[0])@($->size)
echo \n
end
end
define xvector
-print (struct Lisp_Vector *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits)
output ($->size > 50) ? 0 : ($->contents[0])@($->size)
echo \n
end
end
define xframe
-print (struct frame *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct frame *) (($ & $valmask) | gdb_data_seg_bits)
end
document xframe
Print $ as a frame pointer, assuming it is an Emacs Lisp frame value.
end
+define xwinconfig
+print (struct save_window_data *) (($ & $valmask) | gdb_data_seg_bits)
+end
+document xwinconfig
+Print $ as a window configuration pointer, assuming it is an Emacs Lisp window configuration value.
+end
+
+define xcompiled
+print (struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits)
+output ($->contents[0])@($->size & 0xff)
+end
+document xcompiled
+Print $ as a compiled function pointer, assuming it is an Emacs Lisp compiled value.
+end
+
define xcons
-print (struct Lisp_Cons *) (($ & 0x0fffffff) | $data_seg_bits)
-output *$
+print (struct Lisp_Cons *) (($ & $valmask) | gdb_data_seg_bits)
+output/x *$
echo \n
end
document xcons
Print the contents of $, assuming it is an Emacs Lisp cons.
end
+define nextcons
+p $.cdr
+xcons
+end
+document nextcons
+Print the contents of the next cell in a list.
+This assumes that the last thing you printed was a cons cell contents
+(type struct Lisp_Cons) or a pointer to one.
+end
define xcar
-print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & 0x0fffffff) | $data_seg_bits))->car : 0)
+print/x ((($ >> gdb_valbits) & 0xf) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & $valmask) | gdb_data_seg_bits))->car : 0)
end
document xcar
Print the car of $, assuming it is an Emacs Lisp pair.
end
define xcdr
-print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & 0x0fffffff) | $data_seg_bits))->cdr : 0)
+print/x ((($ >> gdb_valbits) & 0xf) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & $valmask) | gdb_data_seg_bits))->cdr : 0)
end
document xcdr
Print the cdr of $, assuming it is an Emacs Lisp pair.
end
define xsubr
-print (struct Lisp_Subr *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct Lisp_Subr *) (($ & $valmask) | gdb_data_seg_bits)
output *$
echo \n
end
end
define xprocess
-print (struct Lisp_Process *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct Lisp_Process *) (($ & $valmask) | gdb_data_seg_bits)
output *$
echo \n
end
end
define xfloat
-print ((struct Lisp_Float *) (($ & 0x0fffffff) | $data_seg_bits))->data
+print ((struct Lisp_Float *) (($ & $valmask) | gdb_data_seg_bits))->data
end
document xfloat
Print $ assuming it is a lisp floating-point number.
end
define xscrollbar
-print (struct scrollbar *) (($ & 0x0fffffff) | $data_seg_bits)
+print (struct scrollbar *) (($ & $valmask) | gdb_data_seg_bits)
output *$
echo \n
end
# before Emacs exits. Perhaps we should put the break somewhere else
# instead...
break x_error_quitter
-
-
HCoop / bpt / emacs.git / blobdiff