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- Add Flight Recorder for m68k too. That helps. ;-)

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This commit is contained in:
gbeauche 2002-03-16 16:31:54 +00:00
parent e9963fa5fb
commit 2762a7dd48
1 changed files with 67 additions and 0 deletions
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67
BasiliskII/src/uae_cpu/newcpu.cpp
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@ -23,6 +23,11 @@ extern int intlev(void); // From baisilisk_glue.cpp
#include "readcpu.h"
#include "newcpu.h"
#if ENABLE_MON
#include "mon.h"
#include "mon_disass.h"
#endif
int quit_program = 0;
int debugging = 0;
struct flag_struct regflags;
@ -47,6 +52,54 @@ int fpp_movem_next[256];
cpuop_func *cpufunctbl[65536];
#define FLIGHT_RECORDER 0
#if FLIGHT_RECORDER
struct rec_step {
uae_u32 d[8];
uae_u32 a[8];
uae_u32 pc;
};
const int LOG_SIZE = 8192;
static rec_step log[LOG_SIZE];
static int log_ptr = -1; // First time initialization
static const char *log_filename(void)
{
const char *name = getenv("M68K_LOG_FILE");
return name ? name : "log.68k";
}
static void record_step(uaecptr pc)
{
for (int i = 0; i < 8; i++) {
log[log_ptr].d[i] = m68k_dreg(regs, i);
log[log_ptr].a[i] = m68k_areg(regs, i);
}
log[log_ptr].pc = pc;
log_ptr = (log_ptr + 1) % LOG_SIZE;
}
static void dump_log(void)
{
FILE *f = fopen(log_filename(), "w");
if (f == NULL)
return;
for (int i = 0; i < LOG_SIZE; i++) {
int j = (i + log_ptr) % LOG_SIZE;
fprintf(f, "pc %08x\n", log[j].pc);
fprintf(f, "d0 %08x d1 %08x d2 %08x d3 %08x\n", log[j].d[0], log[j].d[1], log[j].d[2], log[j].d[3]);
fprintf(f, "d4 %08x d5 %08x d6 %08x d7 %08x\n", log[j].d[4], log[j].d[5], log[j].d[6], log[j].d[7]);
fprintf(f, "a0 %08x a1 %08x a2 %08x a3 %08x\n", log[j].a[0], log[j].a[1], log[j].a[2], log[j].a[3]);
fprintf(f, "a4 %08x a5 %08x a6 %08x a7 %08x\n", log[j].a[4], log[j].a[5], log[j].a[6], log[j].a[7]);
#if ENABLE_MON
disass_68k(f, log[j].pc);
#endif
}
}
#endif
#define COUNT_INSTRS 0
#if COUNT_INSTRS
@ -1075,6 +1128,17 @@ void m68k_reset (void)
/* gb-- moved into {fpp,fpu_x86}.cpp::fpu_init()
regs.fpcr = regs.fpsr = regs.fpiar = 0; */
fpu_reset();
#if FLIGHT_RECORDER
#if ENABLE_MON
if (log_ptr == -1) {
// Install "log" command in mon
mon_add_command("log", dump_log, "log Dump m68k emulation log\n");
}
#endif
log_ptr = 0;
memset(log, 0, sizeof(log));
#endif
}
void REGPARAM2 op_illg (uae_u32 opcode)
@ -1221,6 +1285,9 @@ static void m68k_run_1 (void)
{
for (;;) {
uae_u32 opcode = GET_OPCODE;
#if FLIGHT_RECORDER
record_step(m68k_getpc());
#endif
(*cpufunctbl[opcode])(opcode);
if (regs.spcflags) {
if (do_specialties())