/*
|
/*
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** tuiDisassem.c
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** tuiDisassem.c
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** This module contains functions for handling disassembly display.
|
** This module contains functions for handling disassembly display.
|
*/
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*/
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|
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|
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#include "defs.h"
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#include "defs.h"
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#include "symtab.h"
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#include "symtab.h"
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#include "breakpoint.h"
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#include "breakpoint.h"
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#include "frame.h"
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#include "frame.h"
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|
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#include "tui.h"
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#include "tui.h"
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#include "tuiData.h"
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#include "tuiData.h"
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#include "tuiLayout.h"
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#include "tuiLayout.h"
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#include "tuiSourceWin.h"
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#include "tuiSourceWin.h"
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#include "tuiStack.h"
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#include "tuiStack.h"
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|
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/*****************************************
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/*****************************************
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** STATIC LOCAL FUNCTIONS FORWARD DECLS **
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** STATIC LOCAL FUNCTIONS FORWARD DECLS **
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******************************************/
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******************************************/
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|
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static struct breakpoint *_hasBreak PARAMS ((CORE_ADDR));
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static struct breakpoint *_hasBreak PARAMS ((CORE_ADDR));
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|
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/*****************************************
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/*****************************************
|
** PUBLIC FUNCTIONS **
|
** PUBLIC FUNCTIONS **
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******************************************/
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******************************************/
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|
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/*
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/*
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** tuiSetDisassemContent().
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** tuiSetDisassemContent().
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** Function to set the disassembly window's content.
|
** Function to set the disassembly window's content.
|
*/
|
*/
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TuiStatus
|
TuiStatus
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiSetDisassemContent (
|
tuiSetDisassemContent (
|
struct symtab *s,
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struct symtab *s,
|
Opaque startAddr)
|
Opaque startAddr)
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#else
|
#else
|
tuiSetDisassemContent (s, startAddr)
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tuiSetDisassemContent (s, startAddr)
|
struct symtab *s;
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struct symtab *s;
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Opaque startAddr;
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Opaque startAddr;
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#endif
|
#endif
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{
|
{
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TuiStatus ret = TUI_FAILURE;
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TuiStatus ret = TUI_FAILURE;
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struct ui_file *gdb_dis_out;
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struct ui_file *gdb_dis_out;
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|
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if (startAddr != (Opaque) NULL)
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if (startAddr != (Opaque) NULL)
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{
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{
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register int i, desc;
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register int i, desc;
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|
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if ((ret = tuiAllocSourceBuffer (disassemWin)) == TUI_SUCCESS)
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if ((ret = tuiAllocSourceBuffer (disassemWin)) == TUI_SUCCESS)
|
{
|
{
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register int offset = disassemWin->detail.sourceInfo.horizontalOffset;
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register int offset = disassemWin->detail.sourceInfo.horizontalOffset;
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register int threshold, curLine = 0, lineWidth, maxLines;
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register int threshold, curLine = 0, lineWidth, maxLines;
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CORE_ADDR newpc, pc;
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CORE_ADDR newpc, pc;
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disassemble_info asmInfo;
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disassemble_info asmInfo;
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TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
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TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
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extern void strcat_address PARAMS ((CORE_ADDR, char *, int));
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extern void strcat_address PARAMS ((CORE_ADDR, char *, int));
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extern void strcat_address_numeric PARAMS ((CORE_ADDR, int, char *, int));
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extern void strcat_address_numeric PARAMS ((CORE_ADDR, int, char *, int));
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int curLen = 0;
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int curLen = 0;
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int tab_len = tuiDefaultTabLen ();
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int tab_len = tuiDefaultTabLen ();
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|
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maxLines = disassemWin->generic.height - 2; /* account for hilite */
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maxLines = disassemWin->generic.height - 2; /* account for hilite */
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lineWidth = disassemWin->generic.width - 1;
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lineWidth = disassemWin->generic.width - 1;
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threshold = (lineWidth - 1) + offset;
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threshold = (lineWidth - 1) + offset;
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|
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/* now init the ui_file structure */
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/* now init the ui_file structure */
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gdb_dis_out = tui_sfileopen (threshold);
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gdb_dis_out = tui_sfileopen (threshold);
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|
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INIT_DISASSEMBLE_INFO_NO_ARCH (asmInfo, gdb_dis_out, (fprintf_ftype) fprintf_filtered);
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INIT_DISASSEMBLE_INFO_NO_ARCH (asmInfo, gdb_dis_out, (fprintf_ftype) fprintf_filtered);
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asmInfo.read_memory_func = dis_asm_read_memory;
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asmInfo.read_memory_func = dis_asm_read_memory;
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asmInfo.memory_error_func = dis_asm_memory_error;
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asmInfo.memory_error_func = dis_asm_memory_error;
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|
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disassemWin->detail.sourceInfo.startLineOrAddr.addr = startAddr;
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disassemWin->detail.sourceInfo.startLineOrAddr.addr = startAddr;
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|
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/* Now construct each line */
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/* Now construct each line */
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for (curLine = 0, pc = (CORE_ADDR) startAddr; (curLine < maxLines);)
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for (curLine = 0, pc = (CORE_ADDR) startAddr; (curLine < maxLines);)
|
{
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{
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TuiWinElementPtr element = (TuiWinElementPtr) disassemWin->generic.content[curLine];
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TuiWinElementPtr element = (TuiWinElementPtr) disassemWin->generic.content[curLine];
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struct breakpoint *bp;
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struct breakpoint *bp;
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print_address (pc, gdb_dis_out);
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print_address (pc, gdb_dis_out);
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|
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curLen = strlen (tui_file_get_strbuf (gdb_dis_out));
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curLen = strlen (tui_file_get_strbuf (gdb_dis_out));
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i = curLen - ((curLen / tab_len) * tab_len);
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i = curLen - ((curLen / tab_len) * tab_len);
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|
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/* adjust buffer length if necessary */
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/* adjust buffer length if necessary */
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tui_file_adjust_strbuf ((tab_len - i > 0) ? (tab_len - i) : 0, gdb_dis_out);
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tui_file_adjust_strbuf ((tab_len - i > 0) ? (tab_len - i) : 0, gdb_dis_out);
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|
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/* Add spaces to make the instructions start onthe same column */
|
/* Add spaces to make the instructions start onthe same column */
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while (i < tab_len)
|
while (i < tab_len)
|
{
|
{
|
tui_file_get_strbuf (gdb_dis_out)[curLen] = ' ';
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tui_file_get_strbuf (gdb_dis_out)[curLen] = ' ';
|
i++;
|
i++;
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curLen++;
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curLen++;
|
}
|
}
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tui_file_get_strbuf (gdb_dis_out)[curLen] = '\0';
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tui_file_get_strbuf (gdb_dis_out)[curLen] = '\0';
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|
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newpc = pc + ((*tm_print_insn) (pc, &asmInfo));
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newpc = pc + ((*tm_print_insn) (pc, &asmInfo));
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|
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/* Now copy the line taking the offset into account */
|
/* Now copy the line taking the offset into account */
|
if (strlen (tui_file_get_strbuf (gdb_dis_out)) > offset)
|
if (strlen (tui_file_get_strbuf (gdb_dis_out)) > offset)
|
strcpy (element->whichElement.source.line,
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strcpy (element->whichElement.source.line,
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&(tui_file_get_strbuf (gdb_dis_out)[offset]));
|
&(tui_file_get_strbuf (gdb_dis_out)[offset]));
|
else
|
else
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element->whichElement.source.line[0] = '\0';
|
element->whichElement.source.line[0] = '\0';
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element->whichElement.source.lineOrAddr.addr = (Opaque) pc;
|
element->whichElement.source.lineOrAddr.addr = (Opaque) pc;
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element->whichElement.source.isExecPoint =
|
element->whichElement.source.isExecPoint =
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(pc == (CORE_ADDR) ((TuiWinElementPtr) locator->content[0])->whichElement.locator.addr);
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(pc == (CORE_ADDR) ((TuiWinElementPtr) locator->content[0])->whichElement.locator.addr);
|
bp = _hasBreak (pc);
|
bp = _hasBreak (pc);
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element->whichElement.source.hasBreak =
|
element->whichElement.source.hasBreak =
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(bp != (struct breakpoint *) NULL &&
|
(bp != (struct breakpoint *) NULL &&
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(!element->whichElement.source.isExecPoint ||
|
(!element->whichElement.source.isExecPoint ||
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(bp->disposition != del || bp->hit_count <= 0)));
|
(bp->disposition != del || bp->hit_count <= 0)));
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curLine++;
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curLine++;
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pc = newpc;
|
pc = newpc;
|
/* reset the buffer to empty */
|
/* reset the buffer to empty */
|
tui_file_get_strbuf (gdb_dis_out)[0] = '\0';
|
tui_file_get_strbuf (gdb_dis_out)[0] = '\0';
|
}
|
}
|
ui_file_delete (gdb_dis_out);
|
ui_file_delete (gdb_dis_out);
|
gdb_dis_out = NULL;
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gdb_dis_out = NULL;
|
disassemWin->generic.contentSize = curLine;
|
disassemWin->generic.contentSize = curLine;
|
ret = TUI_SUCCESS;
|
ret = TUI_SUCCESS;
|
}
|
}
|
}
|
}
|
|
|
return ret;
|
return ret;
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} /* tuiSetDisassemContent */
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} /* tuiSetDisassemContent */
|
|
|
|
|
/*
|
/*
|
** tuiShowDisassem().
|
** tuiShowDisassem().
|
** Function to display the disassembly window with disassembled code.
|
** Function to display the disassembly window with disassembled code.
|
*/
|
*/
|
void
|
void
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiShowDisassem (
|
tuiShowDisassem (
|
Opaque startAddr)
|
Opaque startAddr)
|
#else
|
#else
|
tuiShowDisassem (startAddr)
|
tuiShowDisassem (startAddr)
|
Opaque startAddr;
|
Opaque startAddr;
|
#endif
|
#endif
|
{
|
{
|
struct symtab *s = find_pc_symtab ((CORE_ADDR) startAddr);
|
struct symtab *s = find_pc_symtab ((CORE_ADDR) startAddr);
|
TuiWinInfoPtr winWithFocus = tuiWinWithFocus ();
|
TuiWinInfoPtr winWithFocus = tuiWinWithFocus ();
|
|
|
tuiAddWinToLayout (DISASSEM_WIN);
|
tuiAddWinToLayout (DISASSEM_WIN);
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tuiUpdateSourceWindow (disassemWin, s, startAddr, FALSE);
|
tuiUpdateSourceWindow (disassemWin, s, startAddr, FALSE);
|
/*
|
/*
|
** if the focus was in the src win, put it in the asm win, if the
|
** if the focus was in the src win, put it in the asm win, if the
|
** source view isn't split
|
** source view isn't split
|
*/
|
*/
|
if (currentLayout () != SRC_DISASSEM_COMMAND && winWithFocus == srcWin)
|
if (currentLayout () != SRC_DISASSEM_COMMAND && winWithFocus == srcWin)
|
tuiSetWinFocusTo (disassemWin);
|
tuiSetWinFocusTo (disassemWin);
|
|
|
return;
|
return;
|
} /* tuiShowDisassem */
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} /* tuiShowDisassem */
|
|
|
|
|
/*
|
/*
|
** tuiShowDisassemAndUpdateSource().
|
** tuiShowDisassemAndUpdateSource().
|
** Function to display the disassembly window.
|
** Function to display the disassembly window.
|
*/
|
*/
|
void
|
void
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiShowDisassemAndUpdateSource (
|
tuiShowDisassemAndUpdateSource (
|
Opaque startAddr)
|
Opaque startAddr)
|
#else
|
#else
|
tuiShowDisassemAndUpdateSource (startAddr)
|
tuiShowDisassemAndUpdateSource (startAddr)
|
Opaque startAddr;
|
Opaque startAddr;
|
#endif
|
#endif
|
{
|
{
|
struct symtab_and_line sal;
|
struct symtab_and_line sal;
|
|
|
tuiShowDisassem (startAddr);
|
tuiShowDisassem (startAddr);
|
if (currentLayout () == SRC_DISASSEM_COMMAND)
|
if (currentLayout () == SRC_DISASSEM_COMMAND)
|
{
|
{
|
TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
|
TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
|
/*
|
/*
|
** Update what is in the source window if it is displayed too,
|
** Update what is in the source window if it is displayed too,
|
** note that it follows what is in the disassembly window and visa-versa
|
** note that it follows what is in the disassembly window and visa-versa
|
*/
|
*/
|
sal = find_pc_line ((CORE_ADDR) startAddr, 0);
|
sal = find_pc_line ((CORE_ADDR) startAddr, 0);
|
current_source_symtab = sal.symtab;
|
current_source_symtab = sal.symtab;
|
tuiUpdateSourceWindow (srcWin, sal.symtab, (Opaque) sal.line, TRUE);
|
tuiUpdateSourceWindow (srcWin, sal.symtab, (Opaque) sal.line, TRUE);
|
tuiUpdateLocatorFilename (sal.symtab->filename);
|
tuiUpdateLocatorFilename (sal.symtab->filename);
|
}
|
}
|
|
|
return;
|
return;
|
} /* tuiShowDisassemAndUpdateSource */
|
} /* tuiShowDisassemAndUpdateSource */
|
|
|
|
|
/*
|
/*
|
** tuiShowDisassemAsIs().
|
** tuiShowDisassemAsIs().
|
** Function to display the disassembly window. This function shows
|
** Function to display the disassembly window. This function shows
|
** the disassembly as specified by the horizontal offset.
|
** the disassembly as specified by the horizontal offset.
|
*/
|
*/
|
void
|
void
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiShowDisassemAsIs (
|
tuiShowDisassemAsIs (
|
Opaque addr)
|
Opaque addr)
|
#else
|
#else
|
tuiShowDisassemAsIs (addr)
|
tuiShowDisassemAsIs (addr)
|
Opaque addr;
|
Opaque addr;
|
#endif
|
#endif
|
{
|
{
|
tuiAddWinToLayout (DISASSEM_WIN);
|
tuiAddWinToLayout (DISASSEM_WIN);
|
tuiUpdateSourceWindowAsIs (disassemWin, (struct symtab *) NULL, addr, FALSE);
|
tuiUpdateSourceWindowAsIs (disassemWin, (struct symtab *) NULL, addr, FALSE);
|
/*
|
/*
|
** Update what is in the source window if it is displayed too, not that it
|
** Update what is in the source window if it is displayed too, not that it
|
** follows what is in the disassembly window and visa-versa
|
** follows what is in the disassembly window and visa-versa
|
*/
|
*/
|
if (currentLayout () == SRC_DISASSEM_COMMAND)
|
if (currentLayout () == SRC_DISASSEM_COMMAND)
|
tuiShowSourceContent (srcWin); /*???? Need to do more? */
|
tuiShowSourceContent (srcWin); /*???? Need to do more? */
|
|
|
return;
|
return;
|
} /* tuiShowDisassem */
|
} /* tuiShowDisassem */
|
|
|
|
|
/*
|
/*
|
** tuiGetBeginAsmAddress().
|
** tuiGetBeginAsmAddress().
|
*/
|
*/
|
Opaque
|
Opaque
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiGetBeginAsmAddress (void)
|
tuiGetBeginAsmAddress (void)
|
#else
|
#else
|
tuiGetBeginAsmAddress ()
|
tuiGetBeginAsmAddress ()
|
#endif
|
#endif
|
{
|
{
|
TuiGenWinInfoPtr locator;
|
TuiGenWinInfoPtr locator;
|
TuiLocatorElementPtr element;
|
TuiLocatorElementPtr element;
|
Opaque addr;
|
Opaque addr;
|
|
|
locator = locatorWinInfoPtr ();
|
locator = locatorWinInfoPtr ();
|
element = &((TuiWinElementPtr) locator->content[0])->whichElement.locator;
|
element = &((TuiWinElementPtr) locator->content[0])->whichElement.locator;
|
|
|
if (element->addr == (Opaque) 0)
|
if (element->addr == (Opaque) 0)
|
{
|
{
|
/*the target is not executing, because the pc is 0 */
|
/*the target is not executing, because the pc is 0 */
|
|
|
addr = (Opaque) parse_and_eval_address ("main");
|
addr = (Opaque) parse_and_eval_address ("main");
|
|
|
if (addr == (Opaque) 0)
|
if (addr == (Opaque) 0)
|
addr = (Opaque) parse_and_eval_address ("MAIN");
|
addr = (Opaque) parse_and_eval_address ("MAIN");
|
|
|
}
|
}
|
else /* the target is executing */
|
else /* the target is executing */
|
addr = element->addr;
|
addr = element->addr;
|
|
|
return addr;
|
return addr;
|
} /* tuiGetBeginAsmAddress */
|
} /* tuiGetBeginAsmAddress */
|
|
|
|
|
/*
|
/*
|
** tuiVerticalDisassemScroll().
|
** tuiVerticalDisassemScroll().
|
** Scroll the disassembly forward or backward vertically
|
** Scroll the disassembly forward or backward vertically
|
*/
|
*/
|
void
|
void
|
#ifdef __STDC__
|
#ifdef __STDC__
|
tuiVerticalDisassemScroll (
|
tuiVerticalDisassemScroll (
|
TuiScrollDirection scrollDirection,
|
TuiScrollDirection scrollDirection,
|
int numToScroll)
|
int numToScroll)
|
#else
|
#else
|
tuiVerticalDisassemScroll (scrollDirection, numToScroll)
|
tuiVerticalDisassemScroll (scrollDirection, numToScroll)
|
TuiScrollDirection scrollDirection;
|
TuiScrollDirection scrollDirection;
|
int numToScroll;
|
int numToScroll;
|
#endif
|
#endif
|
{
|
{
|
if (disassemWin->generic.content != (OpaquePtr) NULL)
|
if (disassemWin->generic.content != (OpaquePtr) NULL)
|
{
|
{
|
Opaque pc, lowAddr;
|
Opaque pc, lowAddr;
|
TuiWinContent content;
|
TuiWinContent content;
|
struct symtab *s;
|
struct symtab *s;
|
|
|
content = (TuiWinContent) disassemWin->generic.content;
|
content = (TuiWinContent) disassemWin->generic.content;
|
if (current_source_symtab == (struct symtab *) NULL)
|
if (current_source_symtab == (struct symtab *) NULL)
|
s = find_pc_symtab (selected_frame->pc);
|
s = find_pc_symtab (selected_frame->pc);
|
else
|
else
|
s = current_source_symtab;
|
s = current_source_symtab;
|
|
|
pc = content[0]->whichElement.source.lineOrAddr.addr;
|
pc = content[0]->whichElement.source.lineOrAddr.addr;
|
if (find_pc_partial_function ((CORE_ADDR) pc,
|
if (find_pc_partial_function ((CORE_ADDR) pc,
|
(char **) NULL,
|
(char **) NULL,
|
(CORE_ADDR *) & lowAddr,
|
(CORE_ADDR *) & lowAddr,
|
(CORE_ADDR) NULL) == 0)
|
(CORE_ADDR) NULL) == 0)
|
error ("No function contains prgram counter for selected frame.\n");
|
error ("No function contains prgram counter for selected frame.\n");
|
else
|
else
|
{
|
{
|
register int line = 0;
|
register int line = 0;
|
register Opaque newLow;
|
register Opaque newLow;
|
bfd_byte buffer[4];
|
bfd_byte buffer[4];
|
|
|
newLow = pc;
|
newLow = pc;
|
if (scrollDirection == FORWARD_SCROLL)
|
if (scrollDirection == FORWARD_SCROLL)
|
{
|
{
|
for (; line < numToScroll; line++)
|
for (; line < numToScroll; line++)
|
newLow += sizeof (bfd_getb32 (buffer));
|
newLow += sizeof (bfd_getb32 (buffer));
|
}
|
}
|
else
|
else
|
{
|
{
|
for (; newLow >= (Opaque) 0 && line < numToScroll; line++)
|
for (; newLow >= (Opaque) 0 && line < numToScroll; line++)
|
newLow -= sizeof (bfd_getb32 (buffer));
|
newLow -= sizeof (bfd_getb32 (buffer));
|
}
|
}
|
tuiUpdateSourceWindowAsIs (disassemWin, s, newLow, FALSE);
|
tuiUpdateSourceWindowAsIs (disassemWin, s, newLow, FALSE);
|
}
|
}
|
}
|
}
|
|
|
return;
|
return;
|
} /* tuiVerticalDisassemScroll */
|
} /* tuiVerticalDisassemScroll */
|
|
|
|
|
|
|
/*****************************************
|
/*****************************************
|
** STATIC LOCAL FUNCTIONS **
|
** STATIC LOCAL FUNCTIONS **
|
******************************************/
|
******************************************/
|
/*
|
/*
|
** _hasBreak().
|
** _hasBreak().
|
** Answer whether there is a break point at the input line in the
|
** Answer whether there is a break point at the input line in the
|
** source file indicated
|
** source file indicated
|
*/
|
*/
|
static struct breakpoint *
|
static struct breakpoint *
|
#ifdef __STDC__
|
#ifdef __STDC__
|
_hasBreak (
|
_hasBreak (
|
CORE_ADDR addr)
|
CORE_ADDR addr)
|
#else
|
#else
|
_hasBreak (addr)
|
_hasBreak (addr)
|
CORE_ADDR addr;
|
CORE_ADDR addr;
|
#endif
|
#endif
|
{
|
{
|
struct breakpoint *bpWithBreak = (struct breakpoint *) NULL;
|
struct breakpoint *bpWithBreak = (struct breakpoint *) NULL;
|
struct breakpoint *bp;
|
struct breakpoint *bp;
|
extern struct breakpoint *breakpoint_chain;
|
extern struct breakpoint *breakpoint_chain;
|
|
|
|
|
for (bp = breakpoint_chain;
|
for (bp = breakpoint_chain;
|
(bp != (struct breakpoint *) NULL &&
|
(bp != (struct breakpoint *) NULL &&
|
bpWithBreak == (struct breakpoint *) NULL);
|
bpWithBreak == (struct breakpoint *) NULL);
|
bp = bp->next)
|
bp = bp->next)
|
if (addr == bp->address)
|
if (addr == bp->address)
|
bpWithBreak = bp;
|
bpWithBreak = bp;
|
|
|
return bpWithBreak;
|
return bpWithBreak;
|
} /* _hasBreak */
|
} /* _hasBreak */
|
|
|
