FreeChainXenon/binutils-gdb
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Initial creation of sourceware repository

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This commit is contained in:
Stan Shebs 1999-04-16 01:35:26 +00:00
parent cd946cff9e
commit c906108c21
2470 changed files with 976797 additions and 0 deletions
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108
gdb/nlm/i386.c Normal file
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#include <dfs.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <time.h>
#include <conio.h>
#include <advanced.h>
#include <debugapi.h>
#include <process.h>
#include <errno.h>
#include "i386.h"
extern char *mem2hex (void *mem, char *buf, int count, int may_fault);
extern char *hex2mem (char *buf, void *mem, int count, int may_fault);
extern int computeSignal (int exceptionVector);
void
flush_i_cache()
{
}
/* Get the registers out of the frame information. */
void
frame_to_registers (frame, regs)
struct StackFrame *frame;
char *regs;
{
/* Copy EAX -> EDI */
mem2hex (&frame->ExceptionEAX, &regs[0 * 4 * 2], 4 * 8, 0);
/* Copy EIP & PS */
mem2hex (&frame->ExceptionPC, &regs[8 * 4 * 2], 4 * 2, 0);
/* Copy CS, SS, DS */
mem2hex (&frame->ExceptionCS, &regs[10 * 4 * 2], 4 * 3, 0);
/* Copy ES */
mem2hex (&frame->ExceptionES, &regs[13 * 4 * 2], 4 * 1, 0);
/* Copy FS & GS */
mem2hex (&frame->ExceptionFS, &regs[14 * 4 * 2], 4 * 2, 0);
}
/* Put the registers back into the frame information. */
void
registers_to_frame (regs, frame)
char *regs;
struct StackFrame *frame;
{
/* Copy EAX -> EDI */
hex2mem (&regs[0 * 4 * 2], &frame->ExceptionEAX, 4 * 8, 0);
/* Copy EIP & PS */
hex2mem (&regs[8 * 4 * 2], &frame->ExceptionPC, 4 * 2, 0);
/* Copy CS, SS, DS */
hex2mem (&regs[10 * 4 * 2], &frame->ExceptionCS, 4 * 3, 0);
/* Copy ES */
hex2mem (&regs[13 * 4 * 2], &frame->ExceptionES, 4 * 1, 0);
/* Copy FS & GS */
hex2mem (&regs[14 * 4 * 2], &frame->ExceptionFS, 4 * 2, 0);
}
void
set_step_traps (frame)
struct StackFrame *frame;
{
frame->ExceptionSystemFlags |= 0x100;
}
void
clear_step_traps (frame)
struct StackFrame *frame;
{
frame->ExceptionSystemFlags &= ~0x100;
}
void
do_status (ptr, frame)
char *ptr;
struct StackFrame *frame;
{
int sigval;
sigval = computeSignal (frame->ExceptionNumber);
sprintf (ptr, "T%02x", sigval);
ptr += 3;
sprintf (ptr, "%02x:", PC_REGNUM);
ptr = mem2hex (&frame->ExceptionPC, ptr + 3, 4, 0);
*ptr++ = ';';
sprintf (ptr, "%02x:", SP_REGNUM);
ptr = mem2hex (&frame->ExceptionESP, ptr + 3, 4, 0);
*ptr++ = ';';
sprintf (ptr, "%02x:", FP_REGNUM);
ptr = mem2hex (&frame->ExceptionEBP, ptr + 3, 4, 0);
*ptr++ = ';';
*ptr = '\000';
}