scanalysis: fixup spacing
authorBrian Norris <banorris@uci.edu>
Tue, 16 Apr 2013 02:41:50 +0000 (19:41 -0700)
committerBrian Norris <banorris@uci.edu>
Tue, 16 Apr 2013 18:38:00 +0000 (11:38 -0700)
scanalysis.cc
scanalysis.h

index 01c53cdc677cb21d2ab152efb1e8a3897ae27ebc..d3120fc3f612518f5bca1b5b80aed3f813454147 100644 (file)
@@ -7,9 +7,9 @@
 SCAnalysis::SCAnalysis(const ModelExecution *execution) :
        execution(execution)
 {
-       cvmap=new HashTable<const ModelAction *, ClockVector *, uintptr_t, 4>();
-       cycleset=new HashTable<const ModelAction *, const ModelAction *, uintptr_t, 4>();
-       threadlists=new SnapVector<action_list_t>(1);
+       cvmap = new HashTable <const ModelAction *, ClockVector *, uintptr_t, 4>();
+       cycleset = new HashTable <const ModelAction *, const ModelAction *, uintptr_t, 4>();
+       threadlists = new SnapVector <action_list_t>(1);
 }
 
 SCAnalysis::~SCAnalysis() {
@@ -32,64 +32,64 @@ void SCAnalysis::print_list(action_list_t *list) {
                                model_print("CYC");
                        act->print();
                }
-               hash = hash^(hash<<3)^((*it)->hash());
+               hash = hash ^ (hash << 3) ^ ((*it)->hash());
        }
        model_print("HASH %u\n", hash);
        model_print("---------------------------------------------------------------------\n");
 }
 
-void SCAnalysis::analyze(action_list_t * actions) {
+void SCAnalysis::analyze(action_list_t *actions) {
        buildVectors(actions);
        computeCV(actions);
-       action_list_t *list=generateSC(actions);
+       action_list_t *list = generateSC(actions);
        print_list(list);
 }
 
-bool SCAnalysis::merge(ClockVector * cv, const ModelAction * act, ClockVector *cv2) {
-       if (cv2->getClock(act->get_tid())>=act->get_seq_number() && act->get_seq_number() != 0) {
+bool SCAnalysis::merge(ClockVector *cv, const ModelAction *act, ClockVector *cv2) {
+       if (cv2->getClock(act->get_tid()) >= act->get_seq_number() && act->get_seq_number() != 0) {
                cycleset->put(act, act);
        }
        return cv->merge(cv2);
 }
 
 ModelAction * SCAnalysis::getNextAction() {
-       ModelAction *act=NULL;
-       for(int i=0;i<=maxthreads;i++) {
-               action_list_t * threadlist=&(*threadlists)[i];
+       ModelAction *act = NULL;
+       for (int i = 0; i <= maxthreads; i++) {
+               action_list_t *threadlist = &(*threadlists)[i];
                if (threadlist->empty())
                        continue;
-               ModelAction *first=threadlist->front();
-               if (act==NULL) {
-                       act=first;
+               ModelAction *first = threadlist->front();
+               if (act == NULL) {
+                       act = first;
                        continue;
                }
-               ClockVector *cv=cvmap->get(act);
+               ClockVector *cv = cvmap->get(act);
                if (cv->synchronized_since(first)) {
-                       act=first;
+                       act = first;
                }
        }
-       if (act==NULL)
+       if (act == NULL)
                return act;
        //print cycles in a nice way to avoid confusion
        //make sure thread starts appear after the create
        if (act->is_thread_start()) {
-               ModelAction *createact=execution->get_thread(act)->get_creation();
+               ModelAction *createact = execution->get_thread(act)->get_creation();
                if (createact) {
-                       action_list_t *threadlist=&(*threadlists)[id_to_int(createact->get_tid())];
+                       action_list_t *threadlist = &(*threadlists)[id_to_int(createact->get_tid())];
                        if (!threadlist->empty()) {
-                               ModelAction *first=threadlist->front();
+                               ModelAction *first = threadlist->front();
                                if (first->get_seq_number() <= createact->get_seq_number())
-                                       act=first;
+                                       act = first;
                        }
                }
        }
 
        //make sure that joins appear after the thread is finished
        if (act->is_thread_join()) {
-               int jointhread=id_to_int(act->get_thread_operand()->get_id());
-               action_list_t *threadlist=&(*threadlists)[jointhread];
+               int jointhread = id_to_int(act->get_thread_operand()->get_id());
+               action_list_t *threadlist = &(*threadlists)[jointhread];
                if (!threadlist->empty()) {
-                       act=threadlist->front();
+                       act = threadlist->front();
                }
        }
 
@@ -97,12 +97,12 @@ ModelAction * SCAnalysis::getNextAction() {
 }
 
 action_list_t * SCAnalysis::generateSC(action_list_t *list) {
-       action_list_t *sclist=new action_list_t();
+       action_list_t *sclist = new action_list_t();
        while (true) {
-               ModelAction * act=getNextAction();
-               if (act==NULL)
+               ModelAction *act = getNextAction();
+               if (act == NULL)
                        break;
-               thread_id_t tid=act->get_tid();
+               thread_id_t tid = act->get_tid();
                //remove action
                (*threadlists)[id_to_int(tid)].pop_front();
                //add ordering constraints from this choice
@@ -117,27 +117,27 @@ action_list_t * SCAnalysis::generateSC(action_list_t *list) {
 }
 
 void SCAnalysis::buildVectors(action_list_t *list) {
-       maxthreads=0;
+       maxthreads = 0;
        for (action_list_t::iterator it = list->begin(); it != list->end(); it++) {
                ModelAction *act = *it;
-               int threadid=id_to_int(act->get_tid());
+               int threadid = id_to_int(act->get_tid());
                if (threadid > maxthreads) {
-                       threadlists->resize(threadid+1);
-                       maxthreads=threadid;
+                       threadlists->resize(threadid + 1);
+                       maxthreads = threadid;
                }
                (*threadlists)[threadid].push_back(act);
        }
 }
 
 bool SCAnalysis::updateConstraints(ModelAction *act) {
-       bool changed=false;
+       bool changed = false;
        ClockVector *actcv = cvmap->get(act);
-       for(int i=0;i<=maxthreads;i++) {
-               thread_id_t tid=int_to_id(i);
-               if (tid==act->get_tid())
+       for (int i = 0; i <= maxthreads; i++) {
+               thread_id_t tid = int_to_id(i);
+               if (tid == act->get_tid())
                        continue;
 
-               action_list_t * list=&(*threadlists)[id_to_int(tid)];
+               action_list_t *list = &(*threadlists)[id_to_int(tid)];
                for (action_list_t::iterator rit = list->begin(); rit != list->end(); rit++) {
                        ModelAction *write = *rit;
                        if (!write->is_write())
@@ -148,7 +148,7 @@ bool SCAnalysis::updateConstraints(ModelAction *act) {
                        if (write->get_location() == act->get_location()) {
                                //write is sc after act
                                merge(writecv, write, actcv);
-                               changed=true;
+                               changed = true;
                                break;
                        }
                }
@@ -157,21 +157,21 @@ bool SCAnalysis::updateConstraints(ModelAction *act) {
 }
 
 bool SCAnalysis::processRead(ModelAction *read, ClockVector *cv) {
-       bool changed=false;
+       bool changed = false;
 
        /* Merge in the clock vector from the write */
-       const ModelAction *write=read->get_reads_from();
-       ClockVector *writecv=cvmap->get(write);
+       const ModelAction *write = read->get_reads_from();
+       ClockVector *writecv = cvmap->get(write);
        changed |= writecv == NULL || (merge(cv, read, writecv) && (*read < *write));
 
-       for(int i=0;i<=maxthreads;i++) {
-               thread_id_t tid=int_to_id(i);
-               if (tid==read->get_tid())
+       for (int i = 0; i <= maxthreads; i++) {
+               thread_id_t tid = int_to_id(i);
+               if (tid == read->get_tid())
                        continue;
-               if (tid==write->get_tid())
+               if (tid == write->get_tid())
                        continue;
-               action_list_t * list=execution->get_actions_on_obj(read->get_location(), tid);
-               if (list==NULL)
+               action_list_t *list = execution->get_actions_on_obj(read->get_location(), tid);
+               if (list == NULL)
                        continue;
                for (action_list_t::reverse_iterator rit = list->rbegin(); rit != list->rend(); rit++) {
                        ModelAction *write2 = *rit;
@@ -202,27 +202,26 @@ bool SCAnalysis::processRead(ModelAction *read, ClockVector *cv) {
        return changed;
 }
 
-
 void SCAnalysis::computeCV(action_list_t *list) {
-       bool changed=true;
-       bool firsttime=true;
-       ModelAction **last_act=(ModelAction **)model_calloc(1,(maxthreads+1)*sizeof(ModelAction *));
-       while(changed) {
-               changed=changed&firsttime;
-               firsttime=false;
+       bool changed = true;
+       bool firsttime = true;
+       ModelAction **last_act = (ModelAction **)model_calloc(1, (maxthreads + 1) * sizeof(ModelAction *));
+       while (changed) {
+               changed = changed&firsttime;
+               firsttime = false;
 
                for (action_list_t::iterator it = list->begin(); it != list->end(); it++) {
                        ModelAction *act = *it;
                        ModelAction *lastact = last_act[id_to_int(act->get_tid())];
                        if (act->is_thread_start())
-                               lastact=execution->get_thread(act)->get_creation();
-                       ClockVector *lastcv=(lastact != NULL) ? cvmap->get(lastact) : NULL;
-                       last_act[id_to_int(act->get_tid())]=act;
-                       ClockVector *cv=cvmap->get(act);
-                       if ( cv == NULL ) {
+                               lastact = execution->get_thread(act)->get_creation();
+                       ClockVector *lastcv = (lastact != NULL) ? cvmap->get(lastact) : NULL;
+                       last_act[id_to_int(act->get_tid())] = act;
+                       ClockVector *cv = cvmap->get(act);
+                       if (cv == NULL) {
                                cv = new ClockVector(lastcv, act);
                                cvmap->put(act, cv);
-                       } else if ( lastcv != NULL ) {
+                       } else if (lastcv != NULL) {
                                merge(cv, act, lastcv);
                        }
                        if (act->is_thread_join()) {
@@ -232,12 +231,12 @@ void SCAnalysis::computeCV(action_list_t *list) {
                                changed |= (finishcv == NULL) || merge(cv, act, finishcv);
                        }
                        if (act->is_read()) {
-                               changed|=processRead(act, cv);
+                               changed |= processRead(act, cv);
                        }
                }
                /* Reset the last action array */
                if (changed) {
-                       bzero(last_act, (maxthreads+1)*sizeof(ModelAction *));
+                       bzero(last_act, (maxthreads + 1) * sizeof(ModelAction *));
                }
        }
        model_free(last_act);
index 7e300e0c1e71451905a2dee56f99a3e1e3605681..0cd2d67e704d942c93fdf93404c8d63010e490ed 100644 (file)
@@ -18,11 +18,11 @@ class SCAnalysis : public TraceAnalysis {
        action_list_t * generateSC(action_list_t *);
        bool processRead(ModelAction *read, ClockVector *cv);
        ModelAction * getNextAction();
-       bool merge(ClockVector * cv, const ModelAction * act, ClockVector *cv2);
+       bool merge(ClockVector *cv, const ModelAction *act, ClockVector *cv2);
        int maxthreads;
-       HashTable<const ModelAction *,ClockVector *, uintptr_t, 4 > * cvmap;
-       HashTable<const ModelAction *,const ModelAction *, uintptr_t, 4 > * cycleset;
-       SnapVector<action_list_t> * threadlists;
+       HashTable<const ModelAction *, ClockVector *, uintptr_t, 4 > *cvmap;
+       HashTable<const ModelAction *, const ModelAction *, uintptr_t, 4 > *cycleset;
+       SnapVector<action_list_t> *threadlists;
        const ModelExecution *execution;
 };
 #endif