void XRaySymbolPoolFree(struct XRaySymbolPool* pool) {
struct XRaySymbolPoolNode* n = pool->head;
while (NULL != n) {
struct XRaySymbolPoolNode* c = n;
n = n->next;
XRayFree(c);
}
XRayFree(pool);
}
/* Frees a symbol table. */
void XRaySymbolTableFree(struct XRaySymbolTable* symtab) {
XRayStringPoolFree(symtab->string_pool);
XRaySymbolPoolFree(symtab->symbol_pool);
XRayHashTableFree(symtab->hash_table);
symtab->num_symbols = 0;
XRayFree(symtab);
}
/* re-inserts all the elements into the new table */
void XRayHashTableGrow(struct XRayHashTable *table) {
struct XRayHashTableEntry *old_array = table->array;
int old_size = table->size;
int new_size = old_size * 2;
int i;
printf("XRay: Growing a hash table...\n");
XRayHashTableInit(table, new_size);
for (i = 0; i < old_size; ++i) {
void *data = old_array[i].data;
if (NULL != data) {
uint32_t key = old_array[i].key;
XRayHashTableInsert(table, data, key);
}
}
XRayFree(old_array);
}
void XRayBrowserTraceReport(struct XRayTraceCapture* capture) {
const void* cat_enabled = ppb_trace_event_interface->GetCategoryEnabled(
"xray");
struct XRaySymbolTable* symbols = XRayGetSymbolTable(capture);
int32_t thread_id = XRayGetSavedThreadID(capture);
int head = XRayFrameGetHead(capture);
int frame = XRayFrameGetTail(capture);
while(frame != head) {
struct XRayTimestampPair start_time = XRayFrameGetStartTimestampPair(
capture, frame);
struct XRayTimestampPair end_time = XRayFrameGetEndTimestampPair(
capture, frame);
double pdiff = (end_time.pepper - start_time.pepper);
double odiff = (end_time.xray - start_time.xray);
double scale_a = pdiff / odiff;
double scale_b = ((double)end_time.pepper) - (scale_a * end_time.xray);
printf("Xray timestamp calibration frame %d: %f %f\n",
frame, scale_a, scale_b);
int start = XRayFrameGetTraceStartIndex(capture, frame);
int end = XRayFrameGetTraceEndIndex(capture, frame);
struct XRayTraceBufferEntry** stack_base = XRayMalloc(
sizeof(struct XRayTraceBufferEntry*) * (XRAY_TRACE_STACK_SIZE + 1));
struct XRayTraceBufferEntry** stack_top = stack_base;
*stack_top = NULL;
uint32_t num_args = 0;
const char* arg_names[] = {"annotation"};
uint8_t arg_types[] = {TRACE_VALUE_TYPE_COPY_STRING};
uint64_t arg_values[] = {0};
char annotation[XRAY_TRACE_ANNOTATION_LENGTH];
int i;
for(i = start; i != end; i = XRayTraceNextEntry(capture, i)) {
if (XRayTraceIsAnnotation(capture, i)) {
continue;
}
uint32_t depth = XRAY_EXTRACT_DEPTH(
XRayTraceGetEntry(capture, i)->depth_addr);
while(*stack_top &&
XRAY_EXTRACT_DEPTH((*stack_top)->depth_addr) >= depth) {
struct XRayTraceBufferEntry* e = *(stack_top--);
ppb_trace_event_interface->AddTraceEventWithThreadIdAndTimestamp(
'E', cat_enabled,
XRayGetName(symbols, e),
0, thread_id,
(scale_a * e->end_tick) + scale_b,
0, NULL, NULL, NULL, 0
);
}
num_args = 0;
struct XRayTraceBufferEntry* e = XRayTraceGetEntry(capture, i);
uint32_t annotation_index = e->annotation_index;
if (annotation_index) {
XRayTraceCopyToString(capture, annotation_index, annotation);
union TraceValue val;
val.as_string = (const char*)annotation;
arg_values[0] = val.as_uint;
num_args = 1;
}
ppb_trace_event_interface->AddTraceEventWithThreadIdAndTimestamp(
'B', cat_enabled,
XRayGetName(symbols, e),
0, thread_id,
(scale_a * e->start_tick) + scale_b,
num_args, arg_names, arg_types, arg_values, 0
);
*(++stack_top) = e;
}
while(*stack_top) {
struct XRayTraceBufferEntry* e = *(stack_top--);
ppb_trace_event_interface->AddTraceEventWithThreadIdAndTimestamp(
'E', cat_enabled,
XRayGetName(symbols, e),
0, thread_id,
(scale_a * e->end_tick) + scale_b,
0, NULL, NULL, NULL, 0
);
}
frame = XRayFrameGetNext(capture, frame);
XRayFree(stack_base);
}
}
