Macintosh-Tools/macemu
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Add some statistics for interrupt handling, Execute68k/Trap, MacOS & NativeOp

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This commit is contained in:
gbeauche 2003-11-04 20:48:29 +00:00
parent 42e1cabc94
commit 8c40d739b6
1 changed files with 79 additions and 0 deletions
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79
SheepShaver/src/kpx_cpu/sheepshaver_glue.cpp
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@ -46,6 +46,21 @@
#define DEBUG 0 #define DEBUG 0
#include "debug.h" #include "debug.h"
// Emulation time statistics
#define EMUL_TIME_STATS 1
#if EMUL_TIME_STATS
static clock_t emul_start_time;
static uint32 interrupt_count = 0;
static clock_t interrupt_time = 0;
static uint32 exec68k_count = 0;
static clock_t exec68k_time = 0;
static uint32 native_exec_count = 0;
static clock_t native_exec_time = 0;
static uint32 macos_exec_count = 0;
static clock_t macos_exec_time = 0;
#endif
static void enter_mon(void) static void enter_mon(void)
{ {
// Start up mon in real-mode // Start up mon in real-mode
@ -224,6 +239,11 @@ void sheepshaver_cpu::execute(uint32 entry, bool enable_cache)
// Handle MacOS interrupt // Handle MacOS interrupt
void sheepshaver_cpu::interrupt(uint32 entry) void sheepshaver_cpu::interrupt(uint32 entry)
{ {
#if EMUL_TIME_STATS
interrupt_count++;
const clock_t interrupt_start = clock();
#endif
#if !MULTICORE_CPU #if !MULTICORE_CPU
// Save program counters and branch registers // Save program counters and branch registers
uint32 saved_pc = pc(); uint32 saved_pc = pc();
@ -277,11 +297,20 @@ void sheepshaver_cpu::interrupt(uint32 entry)
ctr()= saved_ctr; ctr()= saved_ctr;
gpr(1) = saved_sp; gpr(1) = saved_sp;
#endif #endif
#if EMUL_TIME_STATS
interrupt_time += (clock() - interrupt_start);
#endif
} }
// Execute 68k routine // Execute 68k routine
void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r) void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r)
{ {
#if EMUL_TIME_STATS
exec68k_count++;
const clock_t exec68k_start = clock();
#endif
#if SAFE_EXEC_68K #if SAFE_EXEC_68K
if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP) if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP)
printf("FATAL: Execute68k() not called from EMUL_OP mode\n"); printf("FATAL: Execute68k() not called from EMUL_OP mode\n");
@ -364,11 +393,20 @@ void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r)
lr() = saved_lr; lr() = saved_lr;
ctr()= saved_ctr; ctr()= saved_ctr;
set_cr(saved_cr); set_cr(saved_cr);
#if EMUL_TIME_STATS
exec68k_time += (clock() - exec68k_start);
#endif
} }
// Call MacOS PPC code // Call MacOS PPC code
uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args) uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args)
{ {
#if EMUL_TIME_STATS
macos_exec_count++;
const clock_t macos_exec_start = clock();
#endif
// Save program counters and branch registers // Save program counters and branch registers
uint32 saved_pc = pc(); uint32 saved_pc = pc();
uint32 saved_lr = lr(); uint32 saved_lr = lr();
@ -407,6 +445,10 @@ uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const
lr() = saved_lr; lr() = saved_lr;
ctr()= saved_ctr; ctr()= saved_ctr;
#if EMUL_TIME_STATS
macos_exec_time += (clock() - macos_exec_start);
#endif
return retval; return retval;
} }
@ -550,6 +592,10 @@ void init_emul_ppc(void)
mon_add_command("regs", dump_registers, "regs Dump PowerPC registers\n"); mon_add_command("regs", dump_registers, "regs Dump PowerPC registers\n");
mon_add_command("log", dump_log, "log Dump PowerPC emulation log\n"); mon_add_command("log", dump_log, "log Dump PowerPC emulation log\n");
#endif #endif
#if EMUL_TIME_STATS
emul_start_time = clock();
#endif
} }
/* /*
@ -558,6 +604,30 @@ void init_emul_ppc(void)
void exit_emul_ppc(void) void exit_emul_ppc(void)
{ {
#if EMUL_TIME_STATS
clock_t emul_end_time = clock();
printf("### Statistics for SheepShaver emulation parts\n");
const clock_t emul_time = emul_end_time - emul_start_time;
printf("Total emulation time : %.1f sec\n", double(emul_time) / double(CLOCKS_PER_SEC));
printf("Total interrupt count: %d (%2.1f Hz)\n", interrupt_count,
(double(interrupt_count) * CLOCKS_PER_SEC) / double(emul_time));
#define PRINT_STATS(LABEL, VAR_PREFIX) do { \
printf("Total " LABEL " count : %d\n", VAR_PREFIX##_count); \
printf("Total " LABEL " time : %.1f sec (%.1f%%)\n", \
double(VAR_PREFIX##_time) / double(CLOCKS_PER_SEC), \
100.0 * double(VAR_PREFIX##_time) / double(emul_time)); \
} while (0)
PRINT_STATS("Execute68k[Trap] execution", exec68k);
PRINT_STATS("NativeOp execution", native_exec);
PRINT_STATS("MacOS routine execution", macos_exec);
#undef PRINT_STATS
printf("\n");
#endif
delete main_cpu; delete main_cpu;
#if MULTICORE_CPU #if MULTICORE_CPU
delete interrupt_cpu; delete interrupt_cpu;
@ -727,6 +797,11 @@ static void r_get_resource(void);
static void NativeOp(int selector) static void NativeOp(int selector)
{ {
#if EMUL_TIME_STATS
native_exec_count++;
const clock_t native_exec_start = clock();
#endif
switch (selector) { switch (selector) {
case NATIVE_PATCH_NAME_REGISTRY: case NATIVE_PATCH_NAME_REGISTRY:
DoPatchNameRegistry(); DoPatchNameRegistry();
@ -790,6 +865,10 @@ static void NativeOp(int selector)
QuitEmulator(); QuitEmulator();
break; break;
} }
#if EMUL_TIME_STATS
native_exec_time += (clock() - native_exec_start);
#endif
} }
/* /*