コード例 #1
0
/* The selected frame has changed.  This is happens after a target
   stop or when the user explicitly changes the frame (up/down/thread/...).  */
static void
tui_selected_frame_level_changed_hook (int level)
{
    struct frame_info *fi;

    fi = deprecated_selected_frame;
    /* Ensure that symbols for this frame are read in.  Also, determine the
       source language of this frame, and switch to it if desired.  */
    if (fi)
    {
        struct symtab *s;

        s = find_pc_symtab (get_frame_pc (fi));
        /* elz: this if here fixes the problem with the pc not being displayed
           in the tui asm layout, with no debug symbols. The value of s
           would be 0 here, and select_source_symtab would abort the
           command by calling the 'error' function */
        if (s)
            select_source_symtab (s);

        /* Display the frame position (even if there is no symbols).  */
        tui_show_frame_info (fi);

        /* Refresh the register window if it's visible.  */
        if (tui_is_window_visible (DATA_WIN))
        {
            tui_refreshing_registers = 1;
            tui_check_data_values (fi);
            tui_refreshing_registers = 0;
        }
    }
}
コード例 #2
0
ファイル: disasm.c プロジェクト: HoMeCracKeR/gdb-ng
void
gdb_disassembly (struct ui_out *uiout,
		 CORE_ADDR low, CORE_ADDR high,
		 int mixed_source_and_assembly,
		 int how_many)
{
  struct ui_stream *stb = ui_out_stream_new (uiout);
  struct cleanup *cleanups = make_cleanup_ui_out_stream_delete (stb);
  struct disassemble_info di = gdb_disassemble_info (current_gdbarch, stb->stream);
  /* To collect the instruction outputted from opcodes. */
  struct symtab *symtab = NULL;
  struct linetable_entry *le = NULL;
  int nlines = -1;

  /* Assume symtab is valid for whole PC range */
  symtab = find_pc_symtab (low);

  if (symtab != NULL && symtab->linetable != NULL)
    {
      /* Convert the linetable to a bunch of my_line_entry's.  */
      le = symtab->linetable->item;
      nlines = symtab->linetable->nitems;
    }

  if (!mixed_source_and_assembly || nlines <= 0
      || symtab == NULL || symtab->linetable == NULL)
    do_assembly_only (uiout, &di, low, high, how_many, stb);

  else if (mixed_source_and_assembly)
    do_mixed_source_and_assembly (uiout, &di, nlines, le, low,
				  high, symtab, how_many, stb);

  do_cleanups (cleanups);
  gdb_flush (gdb_stdout);
}
コード例 #3
0
/* Function to display the disassembly window with disassembled code.   */
void
tui_show_disassem (CORE_ADDR start_addr)
{
  struct symtab *s = find_pc_symtab (start_addr);
  struct tui_win_info * win_with_focus = tui_win_with_focus ();
  union tui_line_or_address val;

  val.addr = start_addr;
  tui_add_win_to_layout (DISASSEM_WIN);
  tui_update_source_window (TUI_DISASM_WIN, s, val, FALSE);
  /*
     ** if the focus was in the src win, put it in the asm win, if the
     ** source view isn't split
   */
  if (tui_current_layout () != SRC_DISASSEM_COMMAND && win_with_focus == TUI_SRC_WIN)
    tui_set_win_focus_to (TUI_DISASM_WIN);

  return;
}
コード例 #4
0
/* Scroll the source forward or backward horizontally.  */
void
tui_horizontal_source_scroll (struct tui_win_info *win_info,
			      enum tui_scroll_direction direction,
			      int num_to_scroll)
{
  if (win_info->generic.content != NULL)
    {
      struct gdbarch *gdbarch = win_info->detail.source_info.gdbarch;
      int offset;
      struct symtab *s = NULL;

      if (win_info->generic.type == SRC_WIN)
	{
	  struct symtab_and_line cursal
	    = get_current_source_symtab_and_line ();

	  if (cursal.symtab == NULL)
	    s = find_pc_symtab (get_frame_pc (get_selected_frame (NULL)));
	  else
	    s = cursal.symtab;
	}

      if (direction == LEFT_SCROLL)
	offset = win_info->detail.source_info.horizontal_offset
	  + num_to_scroll;
      else
	{
	  offset = win_info->detail.source_info.horizontal_offset
	    - num_to_scroll;
	  if (offset < 0)
	    offset = 0;
	}
      win_info->detail.source_info.horizontal_offset = offset;
      tui_update_source_window_as_is (win_info, gdbarch, s,
				      ((struct tui_win_element *)
				       win_info->generic.content[0])->which_element.source.line_or_addr,
				      FALSE);
    }

  return;
}
コード例 #5
0
/* Scroll the source forward or backward vertically.  */
void
tui_vertical_source_scroll (enum tui_scroll_direction scroll_direction,
			    int num_to_scroll)
{
  if (TUI_SRC_WIN->generic.content != NULL)
    {
      struct tui_line_or_address l;
      struct symtab *s;
      tui_win_content content = (tui_win_content) TUI_SRC_WIN->generic.content;
      struct symtab_and_line cursal = get_current_source_symtab_and_line ();

      if (cursal.symtab == (struct symtab *) NULL)
	s = find_pc_symtab (get_frame_pc (get_selected_frame (NULL)));
      else
	s = cursal.symtab;

      l.loa = LOA_LINE;
      if (scroll_direction == FORWARD_SCROLL)
	{
	  l.u.line_no = content[0]->which_element.source.line_or_addr.u.line_no
	    + num_to_scroll;
	  if (l.u.line_no > s->nlines)
	    /* line = s->nlines - win_info->generic.content_size + 1; */
	    /* elz: fix for dts 23398.  */
	    l.u.line_no
	      = content[0]->which_element.source.line_or_addr.u.line_no;
	}
      else
	{
	  l.u.line_no = content[0]->which_element.source.line_or_addr.u.line_no
	    - num_to_scroll;
	  if (l.u.line_no <= 0)
	    l.u.line_no = 1;
	}

      print_source_lines (s, l.u.line_no, l.u.line_no + 1, 0);
    }
}
コード例 #6
0
/*
   ** tuiShowFrameInfo().
   **        Function to print the frame inforrmation for the TUI.
 */
void
tuiShowFrameInfo (struct frame_info *fi)
{
  TuiWinInfoPtr winInfo;
  register int i;

  if (fi)
    {
      register int startLine, i;
      register struct symtab *s;
      CORE_ADDR low;
      TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
      int sourceAlreadyDisplayed;


      s = find_pc_symtab (fi->pc);
      if (s == 0)
        return;

      startLine = 0;
      sourceAlreadyDisplayed = tuiSourceIsDisplayed (s->filename);
      tuiUpdateLocatorDisplay (fi);
      for (i = 0; i < (sourceWindows ())->count; i++)
	{
	  TuiWhichElement *item;
	  winInfo = (TuiWinInfoPtr) (sourceWindows ())->list[i];

	  item = &((TuiWinElementPtr) locator->content[0])->whichElement;
	  if (winInfo == srcWin)
	    {
	      startLine = (item->locator.lineNo -
			   (winInfo->generic.viewportHeight / 2)) + 1;
	      if (startLine <= 0)
		startLine = 1;
	    }
	  else
	    {
	      if (find_pc_partial_function (fi->pc, (char **) NULL, &low, (CORE_ADDR) NULL) == 0)
		error ("No function contains program counter for selected frame.\n");
	      else
		low = tuiGetLowDisassemblyAddress (low, fi->pc);
	    }

	  if (winInfo == srcWin)
	    {
	      TuiLineOrAddress l;
	      l.lineNo = startLine;
	      if (!(sourceAlreadyDisplayed
		    && tuiLineIsDisplayed (item->locator.lineNo, winInfo, TRUE)))
		tuiUpdateSourceWindow (winInfo, s, l, TRUE);
	      else
		{
		  l.lineNo = item->locator.lineNo;
		  tuiSetIsExecPointAt (l, winInfo);
		}
	    }
	  else
	    {
	      if (winInfo == disassemWin)
		{
		  TuiLineOrAddress a;
		  a.addr = low;
		  if (!tuiAddrIsDisplayed (item->locator.addr, winInfo, TRUE))
		    tuiUpdateSourceWindow (winInfo, s, a, TRUE);
		  else
		    {
		      a.addr = item->locator.addr;
		      tuiSetIsExecPointAt (a, winInfo);
		    }
		}
	    }
	  tuiUpdateExecInfo (winInfo);
	}
    }
  else
    {
      tuiUpdateLocatorDisplay (fi);
      for (i = 0; i < (sourceWindows ())->count; i++)
	{
	  winInfo = (TuiWinInfoPtr) (sourceWindows ())->list[i];
	  tuiClearSourceContent (winInfo, EMPTY_SOURCE_PROMPT);
	  tuiUpdateExecInfo (winInfo);
	}
    }

  return;
}				/* tuiShowFrameInfo */