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Add icnt_factor and g_realtime keyboard shortcuts #172

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Add icnt_factor and g_realtime keyboard shortcuts #172

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29 changes: 29 additions & 0 deletions core/hostevents_sdl.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -125,6 +125,35 @@ void EventManager::poll_events() {
}
return;
}
// LAlt-+: speed up icnt_factor
if (event.key.keysym.sym == SDLK_EQUALS && (event.key.keysym.mod & KMOD_ALL) == KMOD_LALT) {
if (event.type == SDL_KEYUP) {
int icnt_counter_val = increment_icnt_factor();
LOG_F(INFO, "Incremented icnt_factor: %d", icnt_counter_val);
}
return;
}
// LAlt--: slow down icnt_factor
if (event.key.keysym.sym == SDLK_MINUS && (event.key.keysym.mod & KMOD_ALL) == KMOD_LALT) {
if (event.type == SDL_KEYUP) {
int icnt_counter_val = decrement_icnt_factor();
LOG_F(INFO, "Decremented icnt_factor: %d", icnt_counter_val);
}
return;
}

// LALT-R: g_realtime toggle
if (event.key.keysym.sym == SDLK_r && (event.key.keysym.mod & KMOD_ALL) == KMOD_LALT) {
if (event.type == SDL_KEYUP) {
bool g_realtime_status = toggle_g_realtime();
if (g_realtime_status == true) {
LOG_F(INFO, "g_realtime: enabled");
} else if (g_realtime_status == false) {
LOG_F(INFO, "g_realtime: disabled");
}
}
}

// Control-L: log toggle
if (event.key.keysym.sym == SDLK_l && (event.key.keysym.mod & KMOD_ALL) == KMOD_LCTRL) {
if (event.type == SDL_KEYUP) {
Expand Down
11 changes: 11 additions & 0 deletions cpu/ppc/ppcemu.h
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Original file line number Diff line number Diff line change
Expand Up @@ -691,4 +691,15 @@ extern void ppc_msr_did_change(uint32_t old_msr_val, uint32_t new_msr_val, bool
uint64_t get_reg(std::string reg_name); /* get content of the register reg_name */
void set_reg(std::string reg_name, uint64_t val); /* set reg_name to val */

/* icnt_factor control */
extern int increment_icnt_factor();
extern int decrement_icnt_factor();
extern int get_icnt_factor();

/* toggle_g_realtime */
extern bool toggle_g_realtime();

/* force_cycle_counter_reload */
static void force_cycle_counter_reload();

#endif /* PPCEMU_H */
31 changes: 30 additions & 1 deletion cpu/ppc/ppcexec.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -81,7 +81,7 @@ bool dec_exception_pending = false;
uint32_t glob_bb_start_la;

/* variables related to virtual time */
const bool g_realtime = false;
bool g_realtime = false;
uint64_t g_nanoseconds_base;
uint64_t g_icycles;
int icnt_factor;
Expand Down Expand Up @@ -290,6 +290,35 @@ static void force_cycle_counter_reload()
exec_timer = true;
}

int increment_icnt_factor()
{
icnt_factor += 1;
force_cycle_counter_reload();
return icnt_factor;
}

int decrement_icnt_factor()
{
icnt_factor -= 1;
force_cycle_counter_reload();
return icnt_factor;
}

int get_icnt_factor()
{
return icnt_factor;
}

bool toggle_g_realtime()
{
if (g_realtime == false)
g_realtime = true;
else if (g_realtime == true)
g_realtime = false;
force_cycle_counter_reload();
return g_realtime;
}

typedef enum {
main,
until,
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