/* Disassembly display.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007, 2008, 2009,
- 2010 Free Software Foundation, Inc.
+ Copyright (C) 1998-2019 Free Software Foundation, Inc.
Contributed by Hewlett-Packard Company.
#include "value.h"
#include "source.h"
#include "disasm.h"
-#include "gdb_string.h"
#include "tui/tui.h"
#include "tui/tui-data.h"
#include "tui/tui-win.h"
#include "tui/tui-file.h"
#include "tui/tui-disasm.h"
#include "progspace.h"
+#include "objfiles.h"
#include "gdb_curses.h"
tui_disassemble (struct gdbarch *gdbarch, struct tui_asm_line *asm_lines,
CORE_ADDR pc, int count)
{
- struct ui_file *gdb_dis_out;
-
- /* Now init the ui_file structure. */
- gdb_dis_out = tui_sfileopen (256);
+ string_file gdb_dis_out;
/* Now construct each line. */
for (; count > 0; count--, asm_lines++)
if (asm_lines->insn)
xfree (asm_lines->insn);
- print_address (gdbarch, pc, gdb_dis_out);
+ print_address (gdbarch, pc, &gdb_dis_out);
asm_lines->addr = pc;
- asm_lines->addr_string = xstrdup (tui_file_get_strbuf (gdb_dis_out));
+ asm_lines->addr_string = xstrdup (gdb_dis_out.c_str ());
- ui_file_rewind (gdb_dis_out);
+ gdb_dis_out.clear ();
- pc = pc + gdb_print_insn (gdbarch, pc, gdb_dis_out, NULL);
+ pc = pc + gdb_print_insn (gdbarch, pc, &gdb_dis_out, NULL);
- asm_lines->insn = xstrdup (tui_file_get_strbuf (gdb_dis_out));
+ asm_lines->insn = xstrdup (gdb_dis_out.c_str ());
/* Reset the buffer to empty. */
- ui_file_rewind (gdb_dis_out);
+ gdb_dis_out.clear ();
}
- ui_file_delete (gdb_dis_out);
return pc;
}
if (max_lines <= 1)
return pc;
- asm_lines = (struct tui_asm_line*) alloca (sizeof (struct tui_asm_line)
- * max_lines);
+ asm_lines = XALLOCAVEC (struct tui_asm_line, max_lines);
memset (asm_lines, 0, sizeof (struct tui_asm_line) * max_lines);
new_low = pc;
{
CORE_ADDR last_addr;
int pos;
- struct minimal_symbol *msymbol;
+ struct bound_minimal_symbol msymbol;
/* Find backward an address which is a symbol and for which
disassembling from that address will fill completely the
new_low -= 1 * max_lines;
msymbol = lookup_minimal_symbol_by_pc_section (new_low, 0);
- if (msymbol)
- new_low = SYMBOL_VALUE_ADDRESS (msymbol);
+ if (msymbol.minsym)
+ new_low = BMSYMBOL_VALUE_ADDRESS (msymbol);
else
new_low += 1 * max_lines;
tui_disassemble (gdbarch, asm_lines, new_low, max_lines);
last_addr = asm_lines[pos].addr;
- } while (last_addr > pc && msymbol);
+ } while (last_addr > pc && msymbol.minsym);
/* Scan forward disassembling one instruction at a time until
the last visible instruction of the window matches the pc.
{
enum tui_status ret = TUI_FAILURE;
int i;
- int offset = TUI_DISASM_WIN->detail.source_info.horizontal_offset;
- int line_width, max_lines;
+ int offset = TUI_DISASM_WIN->horizontal_offset;
+ int max_lines, line_width;
CORE_ADDR cur_pc;
struct tui_gen_win_info *locator = tui_locator_win_info_ptr ();
- int tab_len = tui_default_tab_len ();
+ int tab_len = tui_tab_width;
struct tui_asm_line *asm_lines;
int insn_pos;
- int addr_size, max_size;
+ int addr_size, insn_size;
char *line;
if (pc == 0)
if (ret != TUI_SUCCESS)
return ret;
- TUI_DISASM_WIN->detail.source_info.gdbarch = gdbarch;
- TUI_DISASM_WIN->detail.source_info.start_line_or_addr.loa = LOA_ADDRESS;
- TUI_DISASM_WIN->detail.source_info.start_line_or_addr.u.addr = pc;
- cur_pc = (CORE_ADDR)
- (((struct tui_win_element *) locator->content[0])->which_element.locator.addr);
+ tui_source_window_base *base = TUI_DISASM_WIN;
+ base->gdbarch = gdbarch;
+ base->start_line_or_addr.loa = LOA_ADDRESS;
+ base->start_line_or_addr.u.addr = pc;
+ cur_pc = locator->content[0]->which_element.locator.addr;
- max_lines = TUI_DISASM_WIN->generic.height - 2; /* Account for
- hilite. */
+ /* Window size, excluding highlight box. */
+ max_lines = TUI_DISASM_WIN->generic.height - 2;
+ line_width = TUI_DISASM_WIN->generic.width - 2;
/* Get temporary table that will hold all strings (addr & insn). */
- asm_lines = (struct tui_asm_line*) alloca (sizeof (struct tui_asm_line)
- * max_lines);
+ asm_lines = XALLOCAVEC (struct tui_asm_line, max_lines);
memset (asm_lines, 0, sizeof (struct tui_asm_line) * max_lines);
- line_width = TUI_DISASM_WIN->generic.width - 1;
-
tui_disassemble (gdbarch, asm_lines, pc, max_lines);
- /* See what is the maximum length of an address and of a line. */
+ /* Determine maximum address- and instruction lengths. */
addr_size = 0;
- max_size = 0;
+ insn_size = 0;
for (i = 0; i < max_lines; i++)
{
size_t len = strlen (asm_lines[i].addr_string);
+
if (len > addr_size)
addr_size = len;
- len = strlen (asm_lines[i].insn) + tab_len;
- if (len > max_size)
- max_size = len;
+ len = strlen (asm_lines[i].insn);
+ if (len > insn_size)
+ insn_size = len;
}
- max_size += addr_size + tab_len;
- /* Allocate memory to create each line. */
- line = (char*) alloca (max_size);
+ /* Align instructions to the same column. */
insn_pos = (1 + (addr_size / tab_len)) * tab_len;
+ /* Allocate memory to create each line. */
+ line = (char*) alloca (insn_pos + insn_size + 1);
+
/* Now construct each line. */
for (i = 0; i < max_lines; i++)
{
struct tui_source_element *src;
int cur_len;
- element = (struct tui_win_element *) TUI_DISASM_WIN->generic.content[i];
+ element = TUI_DISASM_WIN->generic.content[i];
src = &element->which_element.source;
strcpy (line, asm_lines[i].addr_string);
cur_len = strlen (line);
-
- /* Add spaces to make the instructions start on the same
- column. */
- while (cur_len < insn_pos)
- {
- strcat (line, " ");
- cur_len++;
- }
-
- strcat (line, asm_lines[i].insn);
+ memset (line + cur_len, ' ', insn_pos - cur_len);
+ strcpy (line + insn_pos, asm_lines[i].insn);
/* Now copy the line taking the offset into account. */
if (strlen (line) > offset)
- strcpy (src->line, &line[offset]);
+ {
+ strncpy (src->line, &line[offset], line_width);
+ src->line[line_width] = '\0';
+ }
else
src->line[0] = '\0';
/* See whether there is a breakpoint installed. */
src->has_break = (!src->is_exec_point
- && breakpoint_here_p (current_program_space->aspace, pc)
+ && breakpoint_here_p (current_program_space->aspace,
+ pc)
!= no_breakpoint_here);
xfree (asm_lines[i].addr_string);
void
tui_show_disassem (struct gdbarch *gdbarch, CORE_ADDR start_addr)
{
- struct symtab *s = find_pc_symtab (start_addr);
+ struct symtab *s = find_pc_line_symtab (start_addr);
struct tui_win_info *win_with_focus = tui_win_with_focus ();
struct tui_line_or_address val;
tui_update_source_window (TUI_SRC_WIN, gdbarch, sal.symtab, val, TRUE);
if (sal.symtab)
{
- set_current_source_symtab_and_line (&sal);
- tui_update_locator_filename (sal.symtab->filename);
+ set_current_source_symtab_and_line (sal);
+ tui_update_locator_fullname (symtab_to_fullname (sal.symtab));
}
else
- tui_update_locator_filename ("?");
+ tui_update_locator_fullname ("?");
}
return;
CORE_ADDR addr;
locator = tui_locator_win_info_ptr ();
- element = &((struct tui_win_element *) locator->content[0])->which_element.locator;
+ element = &locator->content[0]->which_element.locator;
if (element->addr == 0)
{
- struct minimal_symbol *main_symbol;
+ struct bound_minimal_symbol main_symbol;
/* Find address of the start of program.
Note: this should be language specific. */
main_symbol = lookup_minimal_symbol ("main", NULL, NULL);
- if (main_symbol == 0)
+ if (main_symbol.minsym == 0)
main_symbol = lookup_minimal_symbol ("MAIN", NULL, NULL);
- if (main_symbol == 0)
+ if (main_symbol.minsym == 0)
main_symbol = lookup_minimal_symbol ("_start", NULL, NULL);
- if (main_symbol)
- addr = SYMBOL_VALUE_ADDRESS (main_symbol);
+ if (main_symbol.minsym)
+ addr = BMSYMBOL_VALUE_ADDRESS (main_symbol);
else
addr = 0;
}
/* Scroll the disassembly forward or backward vertically. */
void
-tui_vertical_disassem_scroll (enum tui_scroll_direction scroll_direction,
- int num_to_scroll)
+tui_disasm_window::do_scroll_vertical
+ (enum tui_scroll_direction scroll_direction, int num_to_scroll)
{
- if (TUI_DISASM_WIN->generic.content != NULL)
+ if (generic.content != NULL)
{
- struct gdbarch *gdbarch = TUI_DISASM_WIN->detail.source_info.gdbarch;
CORE_ADDR pc;
tui_win_content content;
struct tui_line_or_address val;
int dir;
- content = (tui_win_content) TUI_DISASM_WIN->generic.content;
+ content = generic.content;
pc = content[0]->which_element.source.line_or_addr.u.addr;
num_to_scroll++;
- dir = (scroll_direction == FORWARD_SCROLL) ? num_to_scroll : -num_to_scroll;
+ dir = (scroll_direction == FORWARD_SCROLL)
+ ? num_to_scroll : -num_to_scroll;
val.loa = LOA_ADDRESS;
val.u.addr = tui_find_disassembly_address (gdbarch, pc, dir);
- tui_update_source_window_as_is (TUI_DISASM_WIN, gdbarch, NULL, val, FALSE);
+ tui_update_source_window_as_is (this, gdbarch,
+ NULL, val, FALSE);
}
}