/**
* 分析内存读取命令
*/
int parse_traces(simu_cache *cache, char *line_buf, int s, int E, int b, int flag)
{
int i;
char opt;
int addr;
int selset, tag;
sscanf(line_buf, " %c %x", &opt, &addr);
selset = getSetBits(addr, s, b);
tag = getTagBits(addr, s, b);
for (i = 0; i < cache->line_num; i++) {
if (1 == cache->sets[selset].lines[i].valid &&
tag == cache->sets[selset].lines[i].tag) {
/* Hit immediately */
if ('M' == opt) {
++hits;
++hits;
} else {
++hits;
}
updateAccessTime(cache, selset, i);
return HIT;
}
}
/* Not Hit */
++misses;
for (i = 0; i < cache->line_num; i++) {
if (0 == cache->sets[selset].lines[i].valid) {
/* there is a empty line, No eviction */
cache->sets[selset].lines[i].valid = 1;
cache->sets[selset].lines[i].tag = tag;
updateAccessTime(cache, selset, i);
if ('M' == opt) {
++hits;
return MISS_AND_HIT;
} else {
return MISS;
}
}
}
/* Need eviction */
++evictions;
for (i = 0; i < cache->line_num; i++) {
if (1 == cache->sets[selset].lines[i].access_time) {
cache->sets[selset].lines[i].valid = 1;
cache->sets[selset].lines[i].tag = tag;
updateAccessTime(cache, selset, i);
if ('M' == opt) {
++hits;
return MISS_EVICTION_AND_HIT;
} else {
return MISS_AND_EVICTION;
}
}
}
return 0;
}
errorCode insertNewElement(limSizeCache * lsc, unsigned int slot, void * key, void * data){
copyData(lsc, slot, data);
//setCnt(lsc, slot, 1);
updateAccessTime(lsc, slot);
ACCNT_USED(lsc, slot) = 1;
ACCNT_KEY(lsc, slot) = key;
ACCNT_BH(lsc, slot) = NULL;
ACCNT_EVICT(lsc, slot) = 0;
return STATUS_OK;
}
void MetadataManager::setDouble(String uri, const char* name, double value)
{
XOJ_CHECK_TYPE(MetadataManager);
if (uri.isEmpty())
{
return;
}
loadConfigFile();
g_key_file_set_double(this->config, uri.c_str(), name, value);
updateAccessTime(uri);
}
/* Function that will be used by the cacheLookupFailedInsert()
It inserts an element, but does no data copying
The access counter is updated
*/
errorCode insertNewElementNoDataCopy(limSizeCache * lsc, unsigned int slot, void * key, void ** address){
updateAccessTime(lsc, slot);
ACCNT_USED(lsc, slot) = 1;
ACCNT_KEY(lsc, slot) = key;
ACCNT_EVICT(lsc, slot) = 0;
ACCNT_BH(lsc, slot) = NULL;
if (ACCNT_DATA(lsc, slot) == NULL){
/* we need to allocate data space */
FCT_FAIL(pageAlloc(CACHE_BLOCK_SIZE, &(ACCNT_DATA(lsc, slot))), "insertNewElementNoDataCopy: CAn not allocate memory for data");
}
*address = ACCNT_DATA(lsc, slot);
return STATUS_OK;
}
