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more timing statistics

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This commit is contained in:
Aaron Culliney 2013-11-17 15:01:23 -08:00
parent c0a3df6a2f
commit bbf3205415
1 changed files with 18 additions and 1 deletions
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19
src/timing.c
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@ -162,7 +162,11 @@ void cpu_thread(void *dummyptr) {
bool negative = false;
long drift_adj_nsecs = 0; // generic drift adjustment between target and actual
#ifndef NDEBUG
unsigned long dbg_ticks = 0;
int speaker_neg_feedback = 0;
int speaker_pos_feedback = 0;
#endif
do
{
@ -256,11 +260,24 @@ void cpu_thread(void *dummyptr) {
}
#ifndef NDEBUG
// collect timing statistics
if (speaker_neg_feedback > g_nCpuCyclesFeedback)
{
speaker_neg_feedback = g_nCpuCyclesFeedback;
}
if (speaker_pos_feedback < g_nCpuCyclesFeedback)
{
speaker_pos_feedback = g_nCpuCyclesFeedback;
}
dbg_ticks += EXECUTION_PERIOD_NSECS;
if ((dbg_ticks % NANOSECONDS) == 0)
{
LOG("tick:(%ld.%ld) real:(%ld.%ld) ... speaker cycles feedback: %d/%d", t0.tv_sec, t0.tv_nsec, ti.tv_sec, ti.tv_nsec, speaker_neg_feedback, speaker_pos_feedback);
dbg_ticks = 0;
LOG("tick (%ld . %ld) real: (%ld . %ld)", t0.tv_sec, t0.tv_nsec, ti.tv_sec, ti.tv_nsec);
speaker_neg_feedback = 0;
speaker_pos_feedback = 0;
}
#endif
} while (!emul_reinitialize);