1 /* TUI display registers in window.
3 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
6 Contributed by Hewlett-Packard Company.
8 This file is part of GDB.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
27 #include "tui/tui-data.h"
35 #include "gdb_string.h"
36 #include "tui/tui-layout.h"
37 #include "tui/tui-win.h"
38 #include "tui/tui-windata.h"
39 #include "tui/tui-wingeneral.h"
40 #include "tui/tui-file.h"
42 #include "gdb_curses.h"
44 /*****************************************
45 ** LOCAL DEFINITIONS **
46 ******************************************/
47 #define DOUBLE_FLOAT_LABEL_WIDTH 6
48 #define DOUBLE_FLOAT_LABEL_FMT "%6.6s: "
49 #define DOUBLE_FLOAT_VALUE_WIDTH 30 /*min of 16 but may be in sci notation */
51 #define SINGLE_FLOAT_LABEL_WIDTH 6
52 #define SINGLE_FLOAT_LABEL_FMT "%6.6s: "
53 #define SINGLE_FLOAT_VALUE_WIDTH 25 /* min of 8 but may be in sci notation */
55 #define SINGLE_LABEL_WIDTH 16
56 #define SINGLE_LABEL_FMT "%10.10s: "
57 #define SINGLE_VALUE_WIDTH 20 /* minimum of 8 but may be in sci notation */
59 /* In the code HP gave Cygnus, this was actually a function call to a
60 PA-specific function, which was supposed to determine whether the
61 target was a 64-bit or 32-bit processor. However, the 64-bit
62 support wasn't complete, so we didn't merge that in, so we leave
63 this here as a stub. */
66 /*****************************************
68 ******************************************/
71 /*****************************************
72 ** STATIC LOCAL FUNCTIONS FORWARD DECLS **
73 ******************************************/
74 static enum tui_status tui_set_regs_content
75 (int, int, struct frame_info
*, enum tui_register_display_type
, int);
76 static const char *tui_register_name (int);
77 static enum tui_status
tui_get_register_raw_value (int, char *, struct frame_info
*);
78 static void tui_set_register_element
79 (int, struct frame_info
*, struct tui_data_element
*, int);
80 static void tui_display_register (int, struct tui_gen_win_info
*, enum precision_type
);
81 static void tui_register_format
82 (char *, int, int, struct tui_data_element
*, enum precision_type
);
83 static enum tui_status
tui_set_general_regs_content (int);
84 static enum tui_status
tui_set_special_regs_content (int);
85 static enum tui_status
tui_set_general_and_special_regs_content (int);
86 static enum tui_status
tui_set_float_regs_content (enum tui_register_display_type
, int);
87 static int tui_reg_value_has_changed
88 (struct tui_data_element
*, struct frame_info
*, char *);
89 static void tui_show_float_command (char *, int);
90 static void tui_show_general_command (char *, int);
91 static void tui_show_special_command (char *, int);
92 static void tui_v_show_registers_command_support (enum tui_register_display_type
);
93 static void _tui_toggle_float_regs_command (char *, int);
94 static void tui_scroll_regs_forward_command (char *, int);
95 static void tui_scroll_regs_backward_command (char *, int);
99 /*****************************************
100 ** PUBLIC FUNCTIONS **
101 ******************************************/
103 /* Answer the number of the last line in the regs display. If there
104 are no registers (-1) is returned. */
106 tui_last_regs_line_no (void)
108 int num_lines
= (-1);
110 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
112 num_lines
= (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
/
113 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
);
114 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
%
115 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
)
122 /* Answer the line number that the register element at element_no is
123 on. If element_no is greater than the number of register elements
124 there are, -1 is returned. */
126 tui_line_from_reg_element_no (int element_no
)
128 if (element_no
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
136 (TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
* i
))
149 /* Answer the index of the first element in line_no. If line_no is past
150 the register area (-1) is returned. */
152 tui_first_reg_element_no_inline (int line_no
)
154 if ((line_no
* TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
)
155 <= TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
156 return ((line_no
+ 1) *
157 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) -
158 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
;
164 /* Answer the index of the last element in line_no. If line_no is
165 past the register area (-1) is returned. */
167 tui_last_reg_element_no_in_line (int line_no
)
169 if ((line_no
* TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) <=
170 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
171 return ((line_no
+ 1) *
172 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) - 1;
178 /* Calculate the number of columns that should be used to display the
181 tui_calculate_regs_column_count (enum tui_register_display_type dpy_type
)
183 int col_count
, col_width
;
185 if (IS_64BIT
|| dpy_type
== TUI_DFLOAT_REGS
)
186 col_width
= DOUBLE_FLOAT_VALUE_WIDTH
+ DOUBLE_FLOAT_LABEL_WIDTH
;
189 if (dpy_type
== TUI_SFLOAT_REGS
)
190 col_width
= SINGLE_FLOAT_VALUE_WIDTH
+ SINGLE_FLOAT_LABEL_WIDTH
;
192 col_width
= SINGLE_VALUE_WIDTH
+ SINGLE_LABEL_WIDTH
;
194 col_count
= (TUI_DATA_WIN
->generic
.width
- 2) / col_width
;
200 /* Show the registers int the data window as indicated by dpy_type. If
201 there is any other registers being displayed, then they are
202 cleared. What registers are displayed is dependent upon dpy_type. */
204 tui_show_registers (enum tui_register_display_type dpy_type
)
206 enum tui_status ret
= TUI_FAILURE
;
207 int refresh_values_only
= FALSE
;
209 /* Say that registers should be displayed, even if there is a problem */
210 TUI_DATA_WIN
->detail
.data_display_info
.display_regs
= TRUE
;
212 if (target_has_registers
)
214 refresh_values_only
=
215 (dpy_type
== TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
);
218 case TUI_GENERAL_REGS
:
219 ret
= tui_set_general_regs_content (refresh_values_only
);
221 case TUI_SFLOAT_REGS
:
222 case TUI_DFLOAT_REGS
:
223 ret
= tui_set_float_regs_content (dpy_type
, refresh_values_only
);
226 /* could ifdef out */
228 case TUI_SPECIAL_REGS
:
229 ret
= tui_set_special_regs_content (refresh_values_only
);
231 case TUI_GENERAL_AND_SPECIAL_REGS
:
232 ret
= tui_set_general_and_special_regs_content (refresh_values_only
);
235 /* end of potential if def */
241 if (ret
== TUI_FAILURE
)
243 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
= TUI_UNDEFINED_REGS
;
244 tui_erase_data_content (NO_REGS_STRING
);
250 /* Clear all notation of changed values */
251 for (i
= 0; (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); i
++)
253 struct tui_gen_win_info
* data_item_win
;
255 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
256 regs_content
[i
]->which_element
.data_window
;
257 (&((struct tui_win_element
*)
258 data_item_win
->content
[0])->which_element
.data
)->highlight
= FALSE
;
260 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
= dpy_type
;
261 tui_display_all_data ();
263 (tui_layout_def ())->regs_display_type
= dpy_type
;
269 /* Function to display the registers in the content from
270 'start_element_no' until the end of the register content or the end
271 of the display height. No checking for displaying past the end of
272 the registers is done here. */
274 tui_display_registers_from (int start_element_no
)
276 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
&&
277 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
279 int i
= start_element_no
;
280 int j
, value_chars_wide
, item_win_width
, cur_y
, label_width
;
281 enum precision_type precision
;
283 precision
= (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
284 == TUI_DFLOAT_REGS
) ?
285 double_precision
: unspecified_precision
;
287 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
)
289 value_chars_wide
= DOUBLE_FLOAT_VALUE_WIDTH
;
290 label_width
= DOUBLE_FLOAT_LABEL_WIDTH
;
294 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
297 value_chars_wide
= SINGLE_FLOAT_VALUE_WIDTH
;
298 label_width
= SINGLE_FLOAT_LABEL_WIDTH
;
302 value_chars_wide
= SINGLE_VALUE_WIDTH
;
303 label_width
= SINGLE_LABEL_WIDTH
;
306 item_win_width
= value_chars_wide
+ label_width
;
308 ** Now create each data "sub" window, and write the display into it.
311 while (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
&&
312 cur_y
<= TUI_DATA_WIN
->generic
.viewport_height
)
315 (j
< TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
&&
316 i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); j
++)
318 struct tui_gen_win_info
* data_item_win
;
319 struct tui_data_element
* data_element_ptr
;
321 /* create the window if necessary */
322 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
323 regs_content
[i
]->which_element
.data_window
;
324 data_element_ptr
= &((struct tui_win_element
*)
325 data_item_win
->content
[0])->which_element
.data
;
326 if (data_item_win
->handle
== (WINDOW
*) NULL
)
328 data_item_win
->height
= 1;
329 data_item_win
->width
= (precision
== double_precision
) ?
330 item_win_width
+ 2 : item_win_width
+ 1;
331 data_item_win
->origin
.x
= (item_win_width
* j
) + 1;
332 data_item_win
->origin
.y
= cur_y
;
333 tui_make_window (data_item_win
, DONT_BOX_WINDOW
);
334 scrollok (data_item_win
->handle
, FALSE
);
336 touchwin (data_item_win
->handle
);
339 ** Get the printable representation of the register
342 tui_display_register (
343 data_element_ptr
->item_no
, data_item_win
, precision
);
344 i
++; /* next register */
346 cur_y
++; /* next row; */
354 /* Function to display the registers in the content from
355 'start_element_no' on 'start_line_no' until the end of the register
356 content or the end of the display height. This function checks
357 that we won't display off the end of the register display. */
359 tui_display_reg_element_at_line (int start_element_no
, int start_line_no
)
361 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
&&
362 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
364 int element_no
= start_element_no
;
366 if (start_element_no
!= 0 && start_line_no
!= 0)
368 int last_line_no
, first_line_on_last_page
;
370 last_line_no
= tui_last_regs_line_no ();
371 first_line_on_last_page
= last_line_no
- (TUI_DATA_WIN
->generic
.height
- 2);
372 if (first_line_on_last_page
< 0)
373 first_line_on_last_page
= 0;
375 ** If there is no other data displayed except registers,
376 ** and the element_no causes us to scroll past the end of the
377 ** registers, adjust what element to really start the display at.
379 if (TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
<= 0 &&
380 start_line_no
> first_line_on_last_page
)
381 element_no
= tui_first_reg_element_no_inline (first_line_on_last_page
);
383 tui_display_registers_from (element_no
);
389 /* Function to display the registers starting at line line_no in the
390 data window. Answers the line number that the display actually
391 started from. If nothing is displayed (-1) is returned. */
393 tui_display_registers_from_line (int line_no
, int force_display
)
395 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
397 int line
, element_no
;
401 else if (force_display
)
403 ** If we must display regs (force_display is true), then make
404 ** sure that we don't display off the end of the registers.
406 if (line_no
>= tui_last_regs_line_no ())
408 if ((line
= tui_line_from_reg_element_no (
409 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
- 1)) < 0)
418 element_no
= tui_first_reg_element_no_inline (line
);
419 if (element_no
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
420 tui_display_reg_element_at_line (element_no
, line
);
427 return (-1); /* nothing was displayed */
431 /* This function check all displayed registers for changes in values,
432 given a particular frame. If the values have changed, they are
433 updated with the new value and highlighted. */
435 tui_check_register_values (struct frame_info
*frame
)
437 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
439 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
<= 0 &&
440 TUI_DATA_WIN
->detail
.data_display_info
.display_regs
)
441 tui_show_registers ((tui_layout_def ())->regs_display_type
);
445 char raw_buf
[MAX_REGISTER_SIZE
];
448 (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); i
++)
450 struct tui_data_element
* data_element_ptr
;
451 struct tui_gen_win_info
* data_item_win_ptr
;
454 data_item_win_ptr
= &TUI_DATA_WIN
->detail
.data_display_info
.
455 regs_content
[i
]->which_element
.data_window
;
456 data_element_ptr
= &((struct tui_win_element
*)
457 data_item_win_ptr
->content
[0])->which_element
.data
;
458 was_hilighted
= data_element_ptr
->highlight
;
459 data_element_ptr
->highlight
=
460 tui_reg_value_has_changed (data_element_ptr
, frame
, &raw_buf
[0]);
461 if (data_element_ptr
->highlight
)
465 size
= DEPRECATED_REGISTER_RAW_SIZE (data_element_ptr
->item_no
);
466 for (j
= 0; j
< size
; j
++)
467 ((char *) data_element_ptr
->value
)[j
] = raw_buf
[j
];
468 tui_display_register (
469 data_element_ptr
->item_no
,
471 ((TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
473 double_precision
: unspecified_precision
));
475 else if (was_hilighted
)
477 data_element_ptr
->highlight
= FALSE
;
478 tui_display_register (
479 data_element_ptr
->item_no
,
481 ((TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
483 double_precision
: unspecified_precision
));
493 ** tui_toggle_float_regs().
496 tui_toggle_float_regs (void)
498 struct tui_layout_def
* layout_def
= tui_layout_def ();
500 if (layout_def
->float_regs_display_type
== TUI_SFLOAT_REGS
)
501 layout_def
->float_regs_display_type
= TUI_DFLOAT_REGS
;
503 layout_def
->float_regs_display_type
= TUI_SFLOAT_REGS
;
505 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
&&
506 (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_SFLOAT_REGS
||
507 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
))
508 tui_show_registers (layout_def
->float_regs_display_type
);
511 } /* tui_toggle_float_regs */
515 _initialize_tui_regs (void)
519 add_com ("fr", class_tui
, tui_show_float_command
,
520 "Display only floating point registers\n");
521 add_com ("gr", class_tui
, tui_show_general_command
,
522 "Display only general registers\n");
523 add_com ("sr", class_tui
, tui_show_special_command
,
524 "Display only special registers\n");
525 add_com ("+r", class_tui
, tui_scroll_regs_forward_command
,
526 "Scroll the registers window forward\n");
527 add_com ("-r", class_tui
, tui_scroll_regs_backward_command
,
528 "Scroll the register window backward\n");
529 add_com ("tf", class_tui
, _tui_toggle_float_regs_command
,
530 "Toggle between single and double precision floating point registers.\n");
531 add_cmd (TUI_FLOAT_REGS_NAME_LOWER
,
533 _tui_toggle_float_regs_command
,
534 "Toggle between single and double precision floating point \
541 /*****************************************
542 ** STATIC LOCAL FUNCTIONS **
543 ******************************************/
547 ** tui_register_name().
548 ** Return the register name.
551 tui_register_name (int reg_num
)
553 return REGISTER_NAME (reg_num
);
555 extern int pagination_enabled
;
558 tui_restore_gdbout (void *ui
)
560 ui_file_delete (gdb_stdout
);
561 gdb_stdout
= (struct ui_file
*) ui
;
562 pagination_enabled
= 1;
566 ** tui_register_format
567 ** Function to format the register name and value into a buffer,
568 ** suitable for printing or display
571 tui_register_format (char *buf
, int buf_len
, int reg_num
,
572 struct tui_data_element
* data_element
,
573 enum precision_type precision
)
575 struct ui_file
*stream
;
576 struct ui_file
*old_stdout
;
578 struct cleanup
*cleanups
;
582 name
= REGISTER_NAME (reg_num
);
589 pagination_enabled
= 0;
590 old_stdout
= gdb_stdout
;
591 stream
= tui_sfileopen (buf_len
);
593 cleanups
= make_cleanup (tui_restore_gdbout
, (void*) old_stdout
);
594 gdbarch_print_registers_info (current_gdbarch
, stream
, deprecated_selected_frame
,
597 /* Save formatted output in the buffer. */
598 p
= tui_file_get_strbuf (stream
);
600 while (*p
&& *p
== *name
++ && buf_len
)
608 while (pos
< 8 && buf_len
)
614 strncpy (buf
, p
, buf_len
);
616 /* Remove the possible \n. */
617 p
= strchr (buf
, '\n');
621 do_cleanups (cleanups
);
625 #define NUM_GENERAL_REGS 32
626 /* Set the content of the data window to consist of the general
628 static enum tui_status
629 tui_set_general_regs_content (int refresh_values_only
)
631 return (tui_set_regs_content (0,
632 NUM_GENERAL_REGS
- 1,
633 deprecated_selected_frame
,
635 refresh_values_only
));
640 #ifndef PCOQ_HEAD_REGNUM
641 #define START_SPECIAL_REGS 0
643 #define START_SPECIAL_REGS PCOQ_HEAD_REGNUM
646 /* Set the content of the data window to consist of the special
648 static enum tui_status
649 tui_set_special_regs_content (int refresh_values_only
)
651 enum tui_status ret
= TUI_FAILURE
;
654 end_reg_num
= FP0_REGNUM
- 1;
655 ret
= tui_set_regs_content (START_SPECIAL_REGS
,
657 deprecated_selected_frame
,
659 refresh_values_only
);
665 /* Set the content of the data window to consist of the special
667 static enum tui_status
668 tui_set_general_and_special_regs_content (int refresh_values_only
)
670 enum tui_status ret
= TUI_FAILURE
;
671 int end_reg_num
= (-1);
673 end_reg_num
= FP0_REGNUM
- 1;
674 ret
= tui_set_regs_content (
675 0, end_reg_num
, deprecated_selected_frame
, TUI_SPECIAL_REGS
, refresh_values_only
);
680 /* Set the content of the data window to consist of the float
682 static enum tui_status
683 tui_set_float_regs_content (enum tui_register_display_type dpy_type
,
684 int refresh_values_only
)
686 enum tui_status ret
= TUI_FAILURE
;
689 start_reg_num
= FP0_REGNUM
;
690 ret
= tui_set_regs_content (start_reg_num
,
692 deprecated_selected_frame
,
694 refresh_values_only
);
700 /* Answer TRUE if the register's value has changed, FALSE otherwise.
701 If TRUE, new_value is filled in with the new value. */
703 tui_reg_value_has_changed (struct tui_data_element
* data_element
,
704 struct frame_info
*frame
, char *new_value
)
706 int has_changed
= FALSE
;
708 if (data_element
->item_no
!= UNDEFINED_ITEM
&&
709 tui_register_name (data_element
->item_no
) != (char *) NULL
)
711 char raw_buf
[MAX_REGISTER_SIZE
];
714 if (tui_get_register_raw_value (data_element
->item_no
, raw_buf
, frame
) == TUI_SUCCESS
)
716 int size
= DEPRECATED_REGISTER_RAW_SIZE (data_element
->item_no
);
718 for (i
= 0; (i
< size
&& !has_changed
); i
++)
719 has_changed
= (((char *) data_element
->value
)[i
] != raw_buf
[i
]);
720 if (has_changed
&& new_value
!= (char *) NULL
)
722 for (i
= 0; i
< size
; i
++)
723 new_value
[i
] = raw_buf
[i
];
732 /* Get the register raw value. The raw value is returned in reg_value. */
733 static enum tui_status
734 tui_get_register_raw_value (int reg_num
, char *reg_value
, struct frame_info
*frame
)
736 enum tui_status ret
= TUI_FAILURE
;
738 if (target_has_registers
)
740 get_frame_register (frame
, reg_num
, reg_value
);
741 /* NOTE: cagney/2003-03-13: This is bogus. It is refering to
742 the register cache and not the frame which could have pulled
743 the register value off the stack. */
744 if (register_cached (reg_num
) >= 0)
752 /* Function to initialize a data element with the input and the
755 tui_set_register_element (int reg_num
, struct frame_info
*frame
,
756 struct tui_data_element
* data_element
,
757 int refresh_value_only
)
759 if (data_element
!= (struct tui_data_element
*) NULL
)
761 if (!refresh_value_only
)
763 data_element
->item_no
= reg_num
;
764 data_element
->name
= tui_register_name (reg_num
);
765 data_element
->highlight
= FALSE
;
767 if (data_element
->value
== NULL
)
768 data_element
->value
= xmalloc (MAX_REGISTER_SIZE
);
769 if (data_element
->value
!= NULL
)
770 tui_get_register_raw_value (reg_num
, data_element
->value
, frame
);
775 /* Set the content of the data window to consist of the registers
776 numbered from start_reg_num to end_reg_num. Note that if
777 refresh_values_only is TRUE, start_reg_num and end_reg_num are
779 static enum tui_status
780 tui_set_regs_content (int start_reg_num
, int end_reg_num
,
781 struct frame_info
*frame
,
782 enum tui_register_display_type dpy_type
,
783 int refresh_values_only
)
785 enum tui_status ret
= TUI_FAILURE
;
786 int num_regs
= end_reg_num
- start_reg_num
+ 1;
787 int allocated_here
= FALSE
;
789 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0 &&
790 !refresh_values_only
)
792 tui_free_data_content (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
,
793 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
);
794 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
= 0;
796 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
<= 0)
798 TUI_DATA_WIN
->detail
.data_display_info
.regs_content
=
799 tui_alloc_content (num_regs
, DATA_WIN
);
800 allocated_here
= TRUE
;
803 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
)
807 if (!refresh_values_only
|| allocated_here
)
809 TUI_DATA_WIN
->generic
.content
= NULL
;
810 TUI_DATA_WIN
->generic
.content_size
= 0;
811 tui_add_content_elements (&TUI_DATA_WIN
->generic
, num_regs
);
812 TUI_DATA_WIN
->detail
.data_display_info
.regs_content
=
813 (tui_win_content
) TUI_DATA_WIN
->generic
.content
;
814 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
= num_regs
;
817 ** Now set the register names and values
819 for (i
= start_reg_num
; (i
<= end_reg_num
); i
++)
821 struct tui_gen_win_info
* data_item_win
;
823 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
824 regs_content
[i
- start_reg_num
]->which_element
.data_window
;
825 tui_set_register_element (
828 &((struct tui_win_element
*) data_item_win
->content
[0])->which_element
.data
,
829 !allocated_here
&& refresh_values_only
);
831 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
=
832 tui_calculate_regs_column_count (dpy_type
);
834 if (TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
> 0)
836 /* delete all the windows? */
837 /* realloc content equal to data_content_count + regs_content_count */
838 /* append TUI_DATA_WIN->detail.data_display_info.data_content to content */
841 TUI_DATA_WIN
->generic
.content_size
=
842 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
+
843 TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
;
851 /* Function to display a register in a window. If hilite is TRUE,
852 than the value will be displayed in reverse video. */
854 tui_display_register (int reg_num
,
855 struct tui_gen_win_info
* win_info
, /* the data item window */
856 enum precision_type precision
)
858 if (win_info
->handle
!= (WINDOW
*) NULL
)
862 int value_chars_wide
, label_width
;
863 struct tui_data_element
* data_element_ptr
= &((tui_win_content
)
864 win_info
->content
)[0]->which_element
.data
;
867 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
)
869 value_chars_wide
= DOUBLE_FLOAT_VALUE_WIDTH
;
870 label_width
= DOUBLE_FLOAT_LABEL_WIDTH
;
874 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
877 value_chars_wide
= SINGLE_FLOAT_VALUE_WIDTH
;
878 label_width
= SINGLE_FLOAT_LABEL_WIDTH
;
882 value_chars_wide
= SINGLE_VALUE_WIDTH
;
883 label_width
= SINGLE_LABEL_WIDTH
;
888 tui_register_format (buf
,
889 value_chars_wide
+ label_width
,
894 if (data_element_ptr
->highlight
)
895 wstandout (win_info
->handle
);
897 wmove (win_info
->handle
, 0, 0);
898 for (i
= 1; i
< win_info
->width
; i
++)
899 waddch (win_info
->handle
, ' ');
900 wmove (win_info
->handle
, 0, 0);
901 waddstr (win_info
->handle
, buf
);
903 if (data_element_ptr
->highlight
)
904 wstandend (win_info
->handle
);
905 tui_refresh_win (win_info
);
911 tui_v_show_registers_command_support (enum tui_register_display_type dpy_type
)
914 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
915 { /* Data window already displayed, show the registers */
916 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= dpy_type
)
917 tui_show_registers (dpy_type
);
920 (tui_layout_def ())->regs_display_type
= dpy_type
;
927 tui_show_float_command (char *arg
, int from_tty
)
929 if (TUI_DATA_WIN
== NULL
|| !TUI_DATA_WIN
->generic
.is_visible
||
930 (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= TUI_SFLOAT_REGS
&&
931 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= TUI_DFLOAT_REGS
))
932 tui_v_show_registers_command_support ((tui_layout_def ())->float_regs_display_type
);
937 tui_show_general_command (char *arg
, int from_tty
)
939 tui_v_show_registers_command_support (TUI_GENERAL_REGS
);
944 tui_show_special_command (char *arg
, int from_tty
)
946 tui_v_show_registers_command_support (TUI_SPECIAL_REGS
);
951 _tui_toggle_float_regs_command (char *arg
, int from_tty
)
953 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
954 tui_toggle_float_regs ();
957 struct tui_layout_def
* layout_def
= tui_layout_def ();
959 if (layout_def
->float_regs_display_type
== TUI_SFLOAT_REGS
)
960 layout_def
->float_regs_display_type
= TUI_DFLOAT_REGS
;
962 layout_def
->float_regs_display_type
= TUI_SFLOAT_REGS
;
968 tui_scroll_regs_forward_command (char *arg
, int from_tty
)
970 tui_scroll (FORWARD_SCROLL
, TUI_DATA_WIN
, 1);
975 tui_scroll_regs_backward_command (char *arg
, int from_tty
)
977 tui_scroll (BACKWARD_SCROLL
, TUI_DATA_WIN
, 1);