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"
50 /*****************************************
51 ** LOCAL DEFINITIONS **
52 ******************************************/
53 #define DOUBLE_FLOAT_LABEL_WIDTH 6
54 #define DOUBLE_FLOAT_LABEL_FMT "%6.6s: "
55 #define DOUBLE_FLOAT_VALUE_WIDTH 30 /*min of 16 but may be in sci notation */
57 #define SINGLE_FLOAT_LABEL_WIDTH 6
58 #define SINGLE_FLOAT_LABEL_FMT "%6.6s: "
59 #define SINGLE_FLOAT_VALUE_WIDTH 25 /* min of 8 but may be in sci notation */
61 #define SINGLE_LABEL_WIDTH 16
62 #define SINGLE_LABEL_FMT "%10.10s: "
63 #define SINGLE_VALUE_WIDTH 20 /* minimum of 8 but may be in sci notation */
65 /* In the code HP gave Cygnus, this was actually a function call to a
66 PA-specific function, which was supposed to determine whether the
67 target was a 64-bit or 32-bit processor. However, the 64-bit
68 support wasn't complete, so we didn't merge that in, so we leave
69 this here as a stub. */
72 /*****************************************
74 ******************************************/
77 /*****************************************
78 ** STATIC LOCAL FUNCTIONS FORWARD DECLS **
79 ******************************************/
80 static enum tui_status tui_set_regs_content
81 (int, int, struct frame_info
*, enum tui_register_display_type
, int);
82 static const char *tui_register_name (int);
83 static enum tui_status
tui_get_register_raw_value (int, char *, struct frame_info
*);
84 static void tui_set_register_element
85 (int, struct frame_info
*, struct tui_data_element
*, int);
86 static void tui_display_register (int, struct tui_gen_win_info
*, enum precision_type
);
87 static void tui_register_format
88 (char *, int, int, struct tui_data_element
*, enum precision_type
);
89 static enum tui_status
tui_set_general_regs_content (int);
90 static enum tui_status
tui_set_special_regs_content (int);
91 static enum tui_status
tui_set_general_and_special_regs_content (int);
92 static enum tui_status
tui_set_float_regs_content (enum tui_register_display_type
, int);
93 static int tui_reg_value_has_changed
94 (struct tui_data_element
*, struct frame_info
*, char *);
95 static void tui_show_float_command (char *, int);
96 static void tui_show_general_command (char *, int);
97 static void tui_show_special_command (char *, int);
98 static void tui_v_show_registers_command_support (enum tui_register_display_type
);
99 static void _tui_toggle_float_regs_command (char *, int);
100 static void tui_scroll_regs_forward_command (char *, int);
101 static void tui_scroll_regs_backward_command (char *, int);
105 /*****************************************
106 ** PUBLIC FUNCTIONS **
107 ******************************************/
109 /* Answer the number of the last line in the regs display. If there
110 are no registers (-1) is returned. */
112 tui_last_regs_line_no (void)
114 int num_lines
= (-1);
116 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
118 num_lines
= (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
/
119 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
);
120 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
%
121 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
)
128 /* Answer the line number that the register element at element_no is
129 on. If element_no is greater than the number of register elements
130 there are, -1 is returned. */
132 tui_line_from_reg_element_no (int element_no
)
134 if (element_no
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
142 (TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
* i
))
155 /* Answer the index of the first element in line_no. If line_no is past
156 the register area (-1) is returned. */
158 tui_first_reg_element_no_inline (int line_no
)
160 if ((line_no
* TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
)
161 <= TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
162 return ((line_no
+ 1) *
163 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) -
164 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
;
170 /* Answer the index of the last element in line_no. If line_no is
171 past the register area (-1) is returned. */
173 tui_last_reg_element_no_in_line (int line_no
)
175 if ((line_no
* TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) <=
176 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
177 return ((line_no
+ 1) *
178 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
) - 1;
184 /* Calculate the number of columns that should be used to display the
187 tui_calculate_regs_column_count (enum tui_register_display_type dpy_type
)
189 int col_count
, col_width
;
191 if (IS_64BIT
|| dpy_type
== TUI_DFLOAT_REGS
)
192 col_width
= DOUBLE_FLOAT_VALUE_WIDTH
+ DOUBLE_FLOAT_LABEL_WIDTH
;
195 if (dpy_type
== TUI_SFLOAT_REGS
)
196 col_width
= SINGLE_FLOAT_VALUE_WIDTH
+ SINGLE_FLOAT_LABEL_WIDTH
;
198 col_width
= SINGLE_VALUE_WIDTH
+ SINGLE_LABEL_WIDTH
;
200 col_count
= (TUI_DATA_WIN
->generic
.width
- 2) / col_width
;
206 /* Show the registers int the data window as indicated by dpy_type. If
207 there is any other registers being displayed, then they are
208 cleared. What registers are displayed is dependent upon dpy_type. */
210 tui_show_registers (enum tui_register_display_type dpy_type
)
212 enum tui_status ret
= TUI_FAILURE
;
213 int refresh_values_only
= FALSE
;
215 /* Say that registers should be displayed, even if there is a problem */
216 TUI_DATA_WIN
->detail
.data_display_info
.display_regs
= TRUE
;
218 if (target_has_registers
)
220 refresh_values_only
=
221 (dpy_type
== TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
);
224 case TUI_GENERAL_REGS
:
225 ret
= tui_set_general_regs_content (refresh_values_only
);
227 case TUI_SFLOAT_REGS
:
228 case TUI_DFLOAT_REGS
:
229 ret
= tui_set_float_regs_content (dpy_type
, refresh_values_only
);
232 /* could ifdef out */
234 case TUI_SPECIAL_REGS
:
235 ret
= tui_set_special_regs_content (refresh_values_only
);
237 case TUI_GENERAL_AND_SPECIAL_REGS
:
238 ret
= tui_set_general_and_special_regs_content (refresh_values_only
);
241 /* end of potential if def */
247 if (ret
== TUI_FAILURE
)
249 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
= TUI_UNDEFINED_REGS
;
250 tui_erase_data_content (NO_REGS_STRING
);
256 /* Clear all notation of changed values */
257 for (i
= 0; (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); i
++)
259 struct tui_gen_win_info
* data_item_win
;
261 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
262 regs_content
[i
]->which_element
.data_window
;
263 (&((struct tui_win_element
*)
264 data_item_win
->content
[0])->which_element
.data
)->highlight
= FALSE
;
266 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
= dpy_type
;
267 tui_display_all_data ();
269 (tui_layout_def ())->regs_display_type
= dpy_type
;
275 /* Function to display the registers in the content from
276 'start_element_no' until the end of the register content or the end
277 of the display height. No checking for displaying past the end of
278 the registers is done here. */
280 tui_display_registers_from (int start_element_no
)
282 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
&&
283 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
285 int i
= start_element_no
;
286 int j
, value_chars_wide
, item_win_width
, cur_y
, label_width
;
287 enum precision_type precision
;
289 precision
= (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
290 == TUI_DFLOAT_REGS
) ?
291 double_precision
: unspecified_precision
;
293 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
)
295 value_chars_wide
= DOUBLE_FLOAT_VALUE_WIDTH
;
296 label_width
= DOUBLE_FLOAT_LABEL_WIDTH
;
300 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
303 value_chars_wide
= SINGLE_FLOAT_VALUE_WIDTH
;
304 label_width
= SINGLE_FLOAT_LABEL_WIDTH
;
308 value_chars_wide
= SINGLE_VALUE_WIDTH
;
309 label_width
= SINGLE_LABEL_WIDTH
;
312 item_win_width
= value_chars_wide
+ label_width
;
314 ** Now create each data "sub" window, and write the display into it.
317 while (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
&&
318 cur_y
<= TUI_DATA_WIN
->generic
.viewport_height
)
321 (j
< TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
&&
322 i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); j
++)
324 struct tui_gen_win_info
* data_item_win
;
325 struct tui_data_element
* data_element_ptr
;
327 /* create the window if necessary */
328 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
329 regs_content
[i
]->which_element
.data_window
;
330 data_element_ptr
= &((struct tui_win_element
*)
331 data_item_win
->content
[0])->which_element
.data
;
332 if (data_item_win
->handle
== (WINDOW
*) NULL
)
334 data_item_win
->height
= 1;
335 data_item_win
->width
= (precision
== double_precision
) ?
336 item_win_width
+ 2 : item_win_width
+ 1;
337 data_item_win
->origin
.x
= (item_win_width
* j
) + 1;
338 data_item_win
->origin
.y
= cur_y
;
339 tui_make_window (data_item_win
, DONT_BOX_WINDOW
);
340 scrollok (data_item_win
->handle
, FALSE
);
342 touchwin (data_item_win
->handle
);
345 ** Get the printable representation of the register
348 tui_display_register (
349 data_element_ptr
->item_no
, data_item_win
, precision
);
350 i
++; /* next register */
352 cur_y
++; /* next row; */
360 /* Function to display the registers in the content from
361 'start_element_no' on 'start_line_no' until the end of the register
362 content or the end of the display height. This function checks
363 that we won't display off the end of the register display. */
365 tui_display_reg_element_at_line (int start_element_no
, int start_line_no
)
367 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
&&
368 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
370 int element_no
= start_element_no
;
372 if (start_element_no
!= 0 && start_line_no
!= 0)
374 int last_line_no
, first_line_on_last_page
;
376 last_line_no
= tui_last_regs_line_no ();
377 first_line_on_last_page
= last_line_no
- (TUI_DATA_WIN
->generic
.height
- 2);
378 if (first_line_on_last_page
< 0)
379 first_line_on_last_page
= 0;
381 ** If there is no other data displayed except registers,
382 ** and the element_no causes us to scroll past the end of the
383 ** registers, adjust what element to really start the display at.
385 if (TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
<= 0 &&
386 start_line_no
> first_line_on_last_page
)
387 element_no
= tui_first_reg_element_no_inline (first_line_on_last_page
);
389 tui_display_registers_from (element_no
);
395 /* Function to display the registers starting at line line_no in the
396 data window. Answers the line number that the display actually
397 started from. If nothing is displayed (-1) is returned. */
399 tui_display_registers_from_line (int line_no
, int force_display
)
401 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0)
403 int line
, element_no
;
407 else if (force_display
)
409 ** If we must display regs (force_display is true), then make
410 ** sure that we don't display off the end of the registers.
412 if (line_no
>= tui_last_regs_line_no ())
414 if ((line
= tui_line_from_reg_element_no (
415 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
- 1)) < 0)
424 element_no
= tui_first_reg_element_no_inline (line
);
425 if (element_no
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
)
426 tui_display_reg_element_at_line (element_no
, line
);
433 return (-1); /* nothing was displayed */
437 /* This function check all displayed registers for changes in values,
438 given a particular frame. If the values have changed, they are
439 updated with the new value and highlighted. */
441 tui_check_register_values (struct frame_info
*frame
)
443 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
445 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
<= 0 &&
446 TUI_DATA_WIN
->detail
.data_display_info
.display_regs
)
447 tui_show_registers ((tui_layout_def ())->regs_display_type
);
451 char raw_buf
[MAX_REGISTER_SIZE
];
454 (i
< TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
); i
++)
456 struct tui_data_element
* data_element_ptr
;
457 struct tui_gen_win_info
* data_item_win_ptr
;
460 data_item_win_ptr
= &TUI_DATA_WIN
->detail
.data_display_info
.
461 regs_content
[i
]->which_element
.data_window
;
462 data_element_ptr
= &((struct tui_win_element
*)
463 data_item_win_ptr
->content
[0])->which_element
.data
;
464 was_hilighted
= data_element_ptr
->highlight
;
465 data_element_ptr
->highlight
=
466 tui_reg_value_has_changed (data_element_ptr
, frame
, &raw_buf
[0]);
467 if (data_element_ptr
->highlight
)
471 size
= DEPRECATED_REGISTER_RAW_SIZE (data_element_ptr
->item_no
);
472 for (j
= 0; j
< size
; j
++)
473 ((char *) data_element_ptr
->value
)[j
] = raw_buf
[j
];
474 tui_display_register (
475 data_element_ptr
->item_no
,
477 ((TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
479 double_precision
: unspecified_precision
));
481 else if (was_hilighted
)
483 data_element_ptr
->highlight
= FALSE
;
484 tui_display_register (
485 data_element_ptr
->item_no
,
487 ((TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
489 double_precision
: unspecified_precision
));
499 ** tui_toggle_float_regs().
502 tui_toggle_float_regs (void)
504 struct tui_layout_def
* layout_def
= tui_layout_def ();
506 if (layout_def
->float_regs_display_type
== TUI_SFLOAT_REGS
)
507 layout_def
->float_regs_display_type
= TUI_DFLOAT_REGS
;
509 layout_def
->float_regs_display_type
= TUI_SFLOAT_REGS
;
511 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
&&
512 (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_SFLOAT_REGS
||
513 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
))
514 tui_show_registers (layout_def
->float_regs_display_type
);
517 } /* tui_toggle_float_regs */
521 _initialize_tui_regs (void)
525 add_com ("fr", class_tui
, tui_show_float_command
,
526 "Display only floating point registers\n");
527 add_com ("gr", class_tui
, tui_show_general_command
,
528 "Display only general registers\n");
529 add_com ("sr", class_tui
, tui_show_special_command
,
530 "Display only special registers\n");
531 add_com ("+r", class_tui
, tui_scroll_regs_forward_command
,
532 "Scroll the registers window forward\n");
533 add_com ("-r", class_tui
, tui_scroll_regs_backward_command
,
534 "Scroll the register window backward\n");
535 add_com ("tf", class_tui
, _tui_toggle_float_regs_command
,
536 "Toggle between single and double precision floating point registers.\n");
537 add_cmd (TUI_FLOAT_REGS_NAME_LOWER
,
539 _tui_toggle_float_regs_command
,
540 "Toggle between single and double precision floating point \
547 /*****************************************
548 ** STATIC LOCAL FUNCTIONS **
549 ******************************************/
553 ** tui_register_name().
554 ** Return the register name.
557 tui_register_name (int reg_num
)
559 return REGISTER_NAME (reg_num
);
561 extern int pagination_enabled
;
564 tui_restore_gdbout (void *ui
)
566 ui_file_delete (gdb_stdout
);
567 gdb_stdout
= (struct ui_file
*) ui
;
568 pagination_enabled
= 1;
572 ** tui_register_format
573 ** Function to format the register name and value into a buffer,
574 ** suitable for printing or display
577 tui_register_format (char *buf
, int buf_len
, int reg_num
,
578 struct tui_data_element
* data_element
,
579 enum precision_type precision
)
581 struct ui_file
*stream
;
582 struct ui_file
*old_stdout
;
584 struct cleanup
*cleanups
;
588 name
= REGISTER_NAME (reg_num
);
595 pagination_enabled
= 0;
596 old_stdout
= gdb_stdout
;
597 stream
= tui_sfileopen (buf_len
);
599 cleanups
= make_cleanup (tui_restore_gdbout
, (void*) old_stdout
);
600 gdbarch_print_registers_info (current_gdbarch
, stream
, deprecated_selected_frame
,
603 /* Save formatted output in the buffer. */
604 p
= tui_file_get_strbuf (stream
);
606 while (*p
&& *p
== *name
++ && buf_len
)
614 while (pos
< 8 && buf_len
)
620 strncpy (buf
, p
, buf_len
);
622 /* Remove the possible \n. */
623 p
= strchr (buf
, '\n');
627 do_cleanups (cleanups
);
631 #define NUM_GENERAL_REGS 32
632 /* Set the content of the data window to consist of the general
634 static enum tui_status
635 tui_set_general_regs_content (int refresh_values_only
)
637 return (tui_set_regs_content (0,
638 NUM_GENERAL_REGS
- 1,
639 deprecated_selected_frame
,
641 refresh_values_only
));
646 #ifndef PCOQ_HEAD_REGNUM
647 #define START_SPECIAL_REGS 0
649 #define START_SPECIAL_REGS PCOQ_HEAD_REGNUM
652 /* Set the content of the data window to consist of the special
654 static enum tui_status
655 tui_set_special_regs_content (int refresh_values_only
)
657 enum tui_status ret
= TUI_FAILURE
;
660 end_reg_num
= FP0_REGNUM
- 1;
661 ret
= tui_set_regs_content (START_SPECIAL_REGS
,
663 deprecated_selected_frame
,
665 refresh_values_only
);
671 /* Set the content of the data window to consist of the special
673 static enum tui_status
674 tui_set_general_and_special_regs_content (int refresh_values_only
)
676 enum tui_status ret
= TUI_FAILURE
;
677 int end_reg_num
= (-1);
679 end_reg_num
= FP0_REGNUM
- 1;
680 ret
= tui_set_regs_content (
681 0, end_reg_num
, deprecated_selected_frame
, TUI_SPECIAL_REGS
, refresh_values_only
);
686 /* Set the content of the data window to consist of the float
688 static enum tui_status
689 tui_set_float_regs_content (enum tui_register_display_type dpy_type
,
690 int refresh_values_only
)
692 enum tui_status ret
= TUI_FAILURE
;
695 start_reg_num
= FP0_REGNUM
;
696 ret
= tui_set_regs_content (start_reg_num
,
698 deprecated_selected_frame
,
700 refresh_values_only
);
706 /* Answer TRUE if the register's value has changed, FALSE otherwise.
707 If TRUE, new_value is filled in with the new value. */
709 tui_reg_value_has_changed (struct tui_data_element
* data_element
,
710 struct frame_info
*frame
, char *new_value
)
712 int has_changed
= FALSE
;
714 if (data_element
->item_no
!= UNDEFINED_ITEM
&&
715 tui_register_name (data_element
->item_no
) != (char *) NULL
)
717 char raw_buf
[MAX_REGISTER_SIZE
];
720 if (tui_get_register_raw_value (data_element
->item_no
, raw_buf
, frame
) == TUI_SUCCESS
)
722 int size
= DEPRECATED_REGISTER_RAW_SIZE (data_element
->item_no
);
724 for (i
= 0; (i
< size
&& !has_changed
); i
++)
725 has_changed
= (((char *) data_element
->value
)[i
] != raw_buf
[i
]);
726 if (has_changed
&& new_value
!= (char *) NULL
)
728 for (i
= 0; i
< size
; i
++)
729 new_value
[i
] = raw_buf
[i
];
738 /* Get the register raw value. The raw value is returned in reg_value. */
739 static enum tui_status
740 tui_get_register_raw_value (int reg_num
, char *reg_value
, struct frame_info
*frame
)
742 enum tui_status ret
= TUI_FAILURE
;
744 if (target_has_registers
)
746 get_frame_register (frame
, reg_num
, reg_value
);
747 /* NOTE: cagney/2003-03-13: This is bogus. It is refering to
748 the register cache and not the frame which could have pulled
749 the register value off the stack. */
750 if (register_cached (reg_num
) >= 0)
758 /* Function to initialize a data element with the input and the
761 tui_set_register_element (int reg_num
, struct frame_info
*frame
,
762 struct tui_data_element
* data_element
,
763 int refresh_value_only
)
765 if (data_element
!= (struct tui_data_element
*) NULL
)
767 if (!refresh_value_only
)
769 data_element
->item_no
= reg_num
;
770 data_element
->name
= tui_register_name (reg_num
);
771 data_element
->highlight
= FALSE
;
773 if (data_element
->value
== NULL
)
774 data_element
->value
= xmalloc (MAX_REGISTER_SIZE
);
775 if (data_element
->value
!= NULL
)
776 tui_get_register_raw_value (reg_num
, data_element
->value
, frame
);
781 /* Set the content of the data window to consist of the registers
782 numbered from start_reg_num to end_reg_num. Note that if
783 refresh_values_only is TRUE, start_reg_num and end_reg_num are
785 static enum tui_status
786 tui_set_regs_content (int start_reg_num
, int end_reg_num
,
787 struct frame_info
*frame
,
788 enum tui_register_display_type dpy_type
,
789 int refresh_values_only
)
791 enum tui_status ret
= TUI_FAILURE
;
792 int num_regs
= end_reg_num
- start_reg_num
+ 1;
793 int allocated_here
= FALSE
;
795 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
> 0 &&
796 !refresh_values_only
)
798 tui_free_data_content (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
,
799 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
);
800 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
= 0;
802 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
<= 0)
804 TUI_DATA_WIN
->detail
.data_display_info
.regs_content
=
805 tui_alloc_content (num_regs
, DATA_WIN
);
806 allocated_here
= TRUE
;
809 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_content
!= (tui_win_content
) NULL
)
813 if (!refresh_values_only
|| allocated_here
)
815 TUI_DATA_WIN
->generic
.content
= NULL
;
816 TUI_DATA_WIN
->generic
.content_size
= 0;
817 tui_add_content_elements (&TUI_DATA_WIN
->generic
, num_regs
);
818 TUI_DATA_WIN
->detail
.data_display_info
.regs_content
=
819 (tui_win_content
) TUI_DATA_WIN
->generic
.content
;
820 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
= num_regs
;
823 ** Now set the register names and values
825 for (i
= start_reg_num
; (i
<= end_reg_num
); i
++)
827 struct tui_gen_win_info
* data_item_win
;
829 data_item_win
= &TUI_DATA_WIN
->detail
.data_display_info
.
830 regs_content
[i
- start_reg_num
]->which_element
.data_window
;
831 tui_set_register_element (
834 &((struct tui_win_element
*) data_item_win
->content
[0])->which_element
.data
,
835 !allocated_here
&& refresh_values_only
);
837 TUI_DATA_WIN
->detail
.data_display_info
.regs_column_count
=
838 tui_calculate_regs_column_count (dpy_type
);
840 if (TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
> 0)
842 /* delete all the windows? */
843 /* realloc content equal to data_content_count + regs_content_count */
844 /* append TUI_DATA_WIN->detail.data_display_info.data_content to content */
847 TUI_DATA_WIN
->generic
.content_size
=
848 TUI_DATA_WIN
->detail
.data_display_info
.regs_content_count
+
849 TUI_DATA_WIN
->detail
.data_display_info
.data_content_count
;
857 /* Function to display a register in a window. If hilite is TRUE,
858 than the value will be displayed in reverse video. */
860 tui_display_register (int reg_num
,
861 struct tui_gen_win_info
* win_info
, /* the data item window */
862 enum precision_type precision
)
864 if (win_info
->handle
!= (WINDOW
*) NULL
)
868 int value_chars_wide
, label_width
;
869 struct tui_data_element
* data_element_ptr
= &((tui_win_content
)
870 win_info
->content
)[0]->which_element
.data
;
873 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
== TUI_DFLOAT_REGS
)
875 value_chars_wide
= DOUBLE_FLOAT_VALUE_WIDTH
;
876 label_width
= DOUBLE_FLOAT_LABEL_WIDTH
;
880 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
==
883 value_chars_wide
= SINGLE_FLOAT_VALUE_WIDTH
;
884 label_width
= SINGLE_FLOAT_LABEL_WIDTH
;
888 value_chars_wide
= SINGLE_VALUE_WIDTH
;
889 label_width
= SINGLE_LABEL_WIDTH
;
894 tui_register_format (buf
,
895 value_chars_wide
+ label_width
,
900 if (data_element_ptr
->highlight
)
901 wstandout (win_info
->handle
);
903 wmove (win_info
->handle
, 0, 0);
904 for (i
= 1; i
< win_info
->width
; i
++)
905 waddch (win_info
->handle
, ' ');
906 wmove (win_info
->handle
, 0, 0);
907 waddstr (win_info
->handle
, buf
);
909 if (data_element_ptr
->highlight
)
910 wstandend (win_info
->handle
);
911 tui_refresh_win (win_info
);
917 tui_v_show_registers_command_support (enum tui_register_display_type dpy_type
)
920 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
921 { /* Data window already displayed, show the registers */
922 if (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= dpy_type
)
923 tui_show_registers (dpy_type
);
926 (tui_layout_def ())->regs_display_type
= dpy_type
;
933 tui_show_float_command (char *arg
, int from_tty
)
935 if (TUI_DATA_WIN
== NULL
|| !TUI_DATA_WIN
->generic
.is_visible
||
936 (TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= TUI_SFLOAT_REGS
&&
937 TUI_DATA_WIN
->detail
.data_display_info
.regs_display_type
!= TUI_DFLOAT_REGS
))
938 tui_v_show_registers_command_support ((tui_layout_def ())->float_regs_display_type
);
943 tui_show_general_command (char *arg
, int from_tty
)
945 tui_v_show_registers_command_support (TUI_GENERAL_REGS
);
950 tui_show_special_command (char *arg
, int from_tty
)
952 tui_v_show_registers_command_support (TUI_SPECIAL_REGS
);
957 _tui_toggle_float_regs_command (char *arg
, int from_tty
)
959 if (TUI_DATA_WIN
!= NULL
&& TUI_DATA_WIN
->generic
.is_visible
)
960 tui_toggle_float_regs ();
963 struct tui_layout_def
* layout_def
= tui_layout_def ();
965 if (layout_def
->float_regs_display_type
== TUI_SFLOAT_REGS
)
966 layout_def
->float_regs_display_type
= TUI_DFLOAT_REGS
;
968 layout_def
->float_regs_display_type
= TUI_SFLOAT_REGS
;
974 tui_scroll_regs_forward_command (char *arg
, int from_tty
)
976 tui_scroll (FORWARD_SCROLL
, TUI_DATA_WIN
, 1);
981 tui_scroll_regs_backward_command (char *arg
, int from_tty
)
983 tui_scroll (BACKWARD_SCROLL
, TUI_DATA_WIN
, 1);