diff options
| -rw-r--r-- | cpus.c | 4 | ||||
| -rw-r--r-- | include/sysemu/replay.h | 10 | ||||
| -rw-r--r-- | replay/replay-internal.c | 25 | ||||
| -rw-r--r-- | replay/replay-internal.h | 2 | ||||
| -rw-r--r-- | replay/replay-time.c | 8 | ||||
| -rw-r--r-- | stubs/cpu-get-icount.c | 5 | ||||
| -rw-r--r-- | stubs/replay.c | 2 |
7 files changed, 38 insertions, 18 deletions
@@ -509,8 +509,8 @@ static void icount_warp_rt(void) seqlock_write_lock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); if (runstate_is_running()) { - int64_t clock = REPLAY_CLOCK(REPLAY_CLOCK_VIRTUAL_RT, - cpu_get_clock_locked()); + int64_t clock = REPLAY_CLOCK_LOCKED(REPLAY_CLOCK_VIRTUAL_RT, + cpu_get_clock_locked()); int64_t warp_delta; warp_delta = clock - timers_state.vm_clock_warp_start; diff --git a/include/sysemu/replay.h b/include/sysemu/replay.h index 7f7a594eca..3a7c58e423 100644 --- a/include/sysemu/replay.h +++ b/include/sysemu/replay.h @@ -100,14 +100,20 @@ bool replay_has_interrupt(void); /* Processing clocks and other time sources */ /*! Save the specified clock */ -int64_t replay_save_clock(ReplayClockKind kind, int64_t clock); +int64_t replay_save_clock(ReplayClockKind kind, int64_t clock, + int64_t raw_icount); /*! Read the specified clock from the log or return cached data */ int64_t replay_read_clock(ReplayClockKind kind); /*! Saves or reads the clock depending on the current replay mode. */ #define REPLAY_CLOCK(clock, value) \ (replay_mode == REPLAY_MODE_PLAY ? replay_read_clock((clock)) \ : replay_mode == REPLAY_MODE_RECORD \ - ? replay_save_clock((clock), (value)) \ + ? replay_save_clock((clock), (value), cpu_get_icount_raw()) \ + : (value)) +#define REPLAY_CLOCK_LOCKED(clock, value) \ + (replay_mode == REPLAY_MODE_PLAY ? replay_read_clock((clock)) \ + : replay_mode == REPLAY_MODE_RECORD \ + ? replay_save_clock((clock), (value), cpu_get_icount_raw_locked()) \ : (value)) /* Events */ diff --git a/replay/replay-internal.c b/replay/replay-internal.c index b077cb5fd5..1cea1d4dc9 100644 --- a/replay/replay-internal.c +++ b/replay/replay-internal.c @@ -217,20 +217,25 @@ void replay_mutex_unlock(void) } } +void replay_advance_current_step(uint64_t current_step) +{ + int diff = (int)(replay_get_current_step() - replay_state.current_step); + + /* Time can only go forward */ + assert(diff >= 0); + + if (diff > 0) { + replay_put_event(EVENT_INSTRUCTION); + replay_put_dword(diff); + replay_state.current_step += diff; + } +} + /*! Saves cached instructions. */ void replay_save_instructions(void) { if (replay_file && replay_mode == REPLAY_MODE_RECORD) { g_assert(replay_mutex_locked()); - int diff = (int)(replay_get_current_step() - replay_state.current_step); - - /* Time can only go forward */ - assert(diff >= 0); - - if (diff > 0) { - replay_put_event(EVENT_INSTRUCTION); - replay_put_dword(diff); - replay_state.current_step += diff; - } + replay_advance_current_step(replay_get_current_step()); } } diff --git a/replay/replay-internal.h b/replay/replay-internal.h index 9b0fd916a3..af6f4d55d4 100644 --- a/replay/replay-internal.h +++ b/replay/replay-internal.h @@ -122,6 +122,8 @@ void replay_finish_event(void); data_kind variable. */ void replay_fetch_data_kind(void); +/*! Advance replay_state.current_step to the specified value. */ +void replay_advance_current_step(uint64_t current_step); /*! Saves queued events (like instructions and sound). */ void replay_save_instructions(void); diff --git a/replay/replay-time.c b/replay/replay-time.c index 6a7565ec8d..0df1693337 100644 --- a/replay/replay-time.c +++ b/replay/replay-time.c @@ -15,13 +15,15 @@ #include "replay-internal.h" #include "qemu/error-report.h" -int64_t replay_save_clock(ReplayClockKind kind, int64_t clock) +int64_t replay_save_clock(ReplayClockKind kind, int64_t clock, int64_t raw_icount) { - if (replay_file) { g_assert(replay_mutex_locked()); - replay_save_instructions(); + /* Due to the caller's locking requirements we get the icount from it + * instead of using replay_save_instructions(). + */ + replay_advance_current_step(raw_icount); replay_put_event(EVENT_CLOCK + kind); replay_put_qword(clock); } diff --git a/stubs/cpu-get-icount.c b/stubs/cpu-get-icount.c index 0b7239d721..35f0c1e24c 100644 --- a/stubs/cpu-get-icount.c +++ b/stubs/cpu-get-icount.c @@ -11,6 +11,11 @@ int64_t cpu_get_icount(void) abort(); } +int64_t cpu_get_icount_raw(void) +{ + abort(); +} + void qemu_timer_notify_cb(void *opaque, QEMUClockType type) { qemu_notify_event(); diff --git a/stubs/replay.c b/stubs/replay.c index 04279abb2c..4ac607895d 100644 --- a/stubs/replay.c +++ b/stubs/replay.c @@ -4,7 +4,7 @@ ReplayMode replay_mode; -int64_t replay_save_clock(unsigned int kind, int64_t clock) +int64_t replay_save_clock(unsigned int kind, int64_t clock, int64_t raw_icount) { abort(); return 0; |