install lttvwindow in normal lib dir
[lttv.git] / genevent / genevent.c
index 9c96d81f93fdf2b53a9add70f42187a8913ddc5e..d39fd02711ca9e5e17a0fda44e221bf41f4ba04f 100644 (file)
@@ -49,14 +49,14 @@ This program is distributed in the hope that it will be useful,
 
 /* Named types may be referenced from anywhere */
 
-facility * fac;
+facility_t * fac;
 
 unsigned alignment = 0;
 
 int main(int argc, char** argv)
 {
   char *token;
-  parse_file in;
+  parse_file_t in;
   char buffer[BUFFER_SIZE];
   int i;
 
@@ -98,7 +98,7 @@ int main(int argc, char** argv)
                                token = getName(&in);
                        
                                if(strcmp("facility",token) == 0) {
-                                       fac = memAlloc(sizeof(facility));
+                                       fac = memAlloc(sizeof(facility_t));
                                        fac->name = NULL;
                                        fac->description = NULL;
                                        sequence_init(&(fac->events));
@@ -139,7 +139,8 @@ int main(int argc, char** argv)
  *Input Params
  *    name         : name of event definition file
  ****************************************************************************/
-void generateFile(char *name){
+void generateFile(char *name)
+{
   char *loadName, *hName, *hIdName, *cName, *tmp, *tmp2;
   FILE * lFp, *hFp, *iFp, *cFp;
   int nbEvent;
@@ -245,7 +246,8 @@ void generateFile(char *name){
  *Output Params
  *    nbEvent           : number of events in the facility
  ****************************************************************************/
-void generateEnumEvent(FILE *fp, char *facName, int * nbEvent, unsigned long checksum) {
+void generateEnumEvent(FILE *fp, char *facName, int * nbEvent,
+                       unsigned long checksum) {
   int pos = 0;
 
   fprintf(fp,"#include <linux/ltt-facilities.h>\n\n");
@@ -258,7 +260,7 @@ void generateEnumEvent(FILE *fp, char *facName, int * nbEvent, unsigned long che
   fprintf(fp,"enum %s_event {\n",facName);
 
   for(pos = 0; pos < fac->events.position;pos++) {
-    fprintf(fp,"\tevent_%s", ((event *)(fac->events.array[pos]))->name);
+    fprintf(fp,"\tevent_%s", ((event_t *)(fac->events.array[pos]))->name);
     if(pos != fac->events.position-1) fprintf(fp,",\n");
   }
   fprintf(fp,"\n};\n\n\n");
@@ -286,26 +288,22 @@ void generateEnumEvent(FILE *fp, char *facName, int * nbEvent, unsigned long che
 static void
 printStruct(FILE * fp, int len, void ** array, char * name, char * facName,
        int * whichTypeFirst, int * hasStrSeq, int * structCount,
-       type_descriptor *type)
+       type_descriptor_t *type)
 {
   int flag = 0;
   int pos;
-  field * fld;
-  type_descriptor * td;
+  field_t * fld;
+  type_descriptor_t * td;
 
   for (pos = 0; pos < len; pos++) {
-    fld  = (field *)array[pos];
+    fld  = (field_t *)array[pos];
     td = fld->type;
     if( td->type == STRING || td->type == SEQUENCE ||
         td->type == ARRAY) {
         (*hasStrSeq)++;
-               }
-//      if (*whichTypeFirst == 0) {
-//        *whichTypeFirst = 1; //struct first
-//      }
+               } else {
       if (flag == 0) {
         flag = 1;
-
         fprintf(fp,"struct %s_%s",name, facName);
         if (structCount) {
           fprintf(fp, "_%d {\n",++*structCount);
@@ -315,19 +313,7 @@ printStruct(FILE * fp, int len, void ** array, char * name, char * facName,
       }
       fprintf(fp, "\t%s %s; /* %s */\n", 
           getTypeStr(td),fld->name,fld->description );
-#if 0
-    } else {
-        if (*whichTypeFirst == 0) {
-        //string or sequence or array first
-          *whichTypeFirst = 2;
-        }
-        (*hasStrSeq)++;
-        if(flag) {
-          fprintf(fp,"} __attribute__ ((packed));\n\n");
-        }
-        flag = 0;
     }
-#endif //0
   }
 
   if(flag) {
@@ -385,7 +371,7 @@ generateTypeDefs(FILE * fp, char *facName)
  *    fp                    : file to be written to
  *    fHead                 : enum type
  ****************************************************************************/
-void generateEnumDefinition(FILE * fp, type_descriptor * type){
+void generateEnumDefinition(FILE * fp, type_descriptor_t * type){
   int pos;
 
   if(type->already_printed) return;
@@ -412,14 +398,15 @@ void generateEnumDefinition(FILE * fp, type_descriptor * type){
  *    facName           : name of facility
  ****************************************************************************/
 void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
-  event * ev;
-  field * fld;
-  type_descriptor * td;
+  event_t * ev;
+  field_t * fld;
+  type_descriptor_t * td;
   int pos, pos1;
   int hasStrSeq, flag, structCount, seqCount,strCount, whichTypeFirst=0;
+  int args_empty;
 
   for(pos = 0; pos < fac->events.position; pos++){
-    ev = (event *) fac->events.array[pos];
+    ev = (event_t *) fac->events.array[pos];
     //yxx    if(ev->nested)continue;
     fprintf(fp,"/****  structure and trace function for event: %s  ****/\n\n",
         ev->name);
@@ -436,7 +423,7 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
     //twice.
     if(ev->type != 0)
       for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-        fld = (field *)ev->type->fields.array[pos1];
+        fld = (field_t *)ev->type->fields.array[pos1];
         if(fld->type->type == ENUM) generateEnumDefinition(fp, fld->type);      
       }
       
@@ -457,23 +444,46 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
     strCount = 0;
                fprintf(fp, "#ifndef CONFIG_LTT\n");
     fprintf(fp,"static inline void trace_%s_%s(",facName,ev->name);
-    if(ev->type == 0)
-      fprintf(fp, "void");
-    else
+
+    args_empty = 1;
+
+    /* Does it support per trace tracing ? */
+    if(ev->per_trace) {
+      fprintf(fp, "struct ltt_trace_struct *dest_trace");
+      args_empty = 0;
+    }
+    
+    /* Does it support per tracefile tracing ? */
+    if(ev->per_tracefile) {
+      if(!args_empty) fprintf(fp, ", ");
+      fprintf(fp, "unsigned int tracefile_index");
+      args_empty = 0;
+    }
+    
+    if(ev->type != 0) {
       for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-        fld  = (field *)ev->type->fields.array[pos1];
+        fld  = (field_t *)ev->type->fields.array[pos1];
         td = fld->type;
+        if(!args_empty) fprintf(fp, ", ");
         if(td->type == ARRAY ){
           fprintf(fp,"%s * %s",getTypeStr(td), fld->name);
+          args_empty = 0;
         }else if(td->type == STRING){
           fprintf(fp,"short int strlength_%d, %s * %s",
               ++strCount, getTypeStr(td), fld->name);
-       }else if(td->type == SEQUENCE){
+          args_empty = 0;
+        }else if(td->type == SEQUENCE){
           fprintf(fp,"%s seqlength_%d, %s * %s",
               uintOutputTypes[td->size], ++seqCount,getTypeStr(td), fld->name);
-       }else fprintf(fp,"%s %s",getTypeStr(td), fld->name);     
-       if(pos1 != ev->type->fields.position - 1) fprintf(fp,", ");
+          args_empty = 0;
+        }else {
+          fprintf(fp,"%s %s",getTypeStr(td), fld->name);     
+          args_empty = 0;
+        }
       }
+    }
+    if(args_empty) fprintf(fp, "void");
+
     fprintf(fp,")\n{\n");
     fprintf(fp,"}\n");
                fprintf(fp,"#else\n");
@@ -482,26 +492,47 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
     seqCount = 0;
     strCount = 0;
     fprintf(fp,"static inline void trace_%s_%s(",facName,ev->name);
-    if(ev->type == 0)
-      fprintf(fp, "void");
-    else
+
+    args_empty = 1;
+
+    /* Does it support per trace tracing ? */
+    if(ev->per_trace) {
+      fprintf(fp, "struct ltt_trace_struct *dest_trace");
+      args_empty = 0;
+    }
+    
+    /* Does it support per tracefile tracing ? */
+    if(ev->per_tracefile) {
+      if(!args_empty) fprintf(fp, ", ");
+      fprintf(fp, "unsigned int tracefile_index");
+      args_empty = 0;
+    }
+
+    if(ev->type != 0) {
       for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-        fld  = (field *)ev->type->fields.array[pos1];
+        fld  = (field_t *)ev->type->fields.array[pos1];
         td = fld->type;
+        if(!args_empty) fprintf(fp, ", ");
         if(td->type == ARRAY ){
           fprintf(fp,"%s * %s",getTypeStr(td), fld->name);
+          args_empty = 0;
         }else if(td->type == STRING){
           fprintf(fp,"short int strlength_%d, %s * %s",
               ++strCount, getTypeStr(td), fld->name);
-       }else if(td->type == SEQUENCE){
+          args_empty = 0;
+        }else if(td->type == SEQUENCE){
           fprintf(fp,"%s seqlength_%d, %s * %s",
               uintOutputTypes[td->size], ++seqCount,getTypeStr(td), fld->name);
-       }else fprintf(fp,"%s %s",getTypeStr(td), fld->name);     
-       if(pos1 != ev->type->fields.position - 1) fprintf(fp,", ");
+          args_empty = 0;
+        }else {
+          fprintf(fp,"%s %s",getTypeStr(td), fld->name);     
+          args_empty = 0;
+        }
       }
-    fprintf(fp,")\n{\n");
-
+    }
+    if(args_empty) fprintf(fp, "void");
 
+    fprintf(fp,")\n{\n");
        
     //allocate buffer
     // MD no more need. fprintf(fp,"\tchar buff[buflength];\n");
@@ -540,16 +571,23 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
                fprintf(fp, "\tif(ltt_nesting[smp_processor_id()] > 1) goto unlock;\n");
     fprintf(fp, "\tspin_lock(&ltt_traces.locks[smp_processor_id()]);\n\n");
                
-    fprintf(fp, 
+    if(ev->per_tracefile) {
+      fprintf(fp, "\tindex = tracefile_index;\n");
+    } else {
+      fprintf(fp, 
         "\tindex = ltt_get_index_from_facility(ltt_facility_%s_%X,\n"\
             "\t\t\t\tevent_%s);\n",
         facName, checksum, ev->name);
+    }
     fprintf(fp,"\n");
 
     /* For each trace */
     fprintf(fp, "\tlist_for_each_entry(trace, &ltt_traces.head, list) {\n");
     fprintf(fp, "\t\tif(!trace->active) continue;\n\n");
 
+    if(ev->per_trace) {
+      fprintf(fp, "\t\tif(dest_trace != trace) continue;\n\n");
+    }
      //length of buffer : length of all structures
  //   if(ev->type == 0) fprintf(fp, "0");
    
@@ -593,7 +631,7 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
     flag = 0;
                if(ev->type != 0)
                        for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-                               fld  = (field *)ev->type->fields.array[pos1];
+                               fld  = (field_t *)ev->type->fields.array[pos1];
                                td = fld->type;
                                if(td->type == SEQUENCE || td->type==STRING || td->type==ARRAY){
                                        if(td->type == SEQUENCE) {
@@ -673,84 +711,17 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
     fprintf(fp, "\n");
 
     if(ev->type != 0)
-      fprintf(fp, "\t\tchar *ptr = (char*)buff + _offset + header_length;\n");
-
-   
-    //declare a char pointer if needed : starts at the end of the structs.
-    //if(structCount + hasStrSeq > 1) {
-    //  fprintf(fp,"\t\tchar * ptr = (char*)buff + header_length");
-    //  for(pos1=0;pos1<structCount;pos1++){
-    //    fprintf(fp," + sizeof(struct %s_%s_%d)",ev->name, facName,pos1+1);
-    //  }
-    //  if(structCount + hasStrSeq > 1) fprintf(fp,";\n");
-    //}
-
-    // Declare an alias pointer of the struct type to the beginning
-    // of the reserved area, just after the event header.
-    if(ev->type != 0) {
-                       unsigned align = max(alignment, td->alignment);
-      if(align > 1) {
-        fprintf(fp,"\t\tptr+=(%u - ((unsigned int)ptr&(%u-1)))&(%u-1);\n",
-              align, align, align);
-      }
-    
-      fprintf(fp, "\t\t__1 = (struct %s_%s_1 *)(ptr);\n",
-          ev->name, facName);
-    }
-    //allocate memory for new struct and initialize it
-    //if(whichTypeFirst == 1){ //struct first
-      //for(pos1=0;pos1<structCount;pos1++){  
-      //  if(pos1==0) fprintf(fp,
-      //      "\tstruct %s_%s_1 * __1 = (struct %s_%s_1 *)buff;\n",
-      //      ev->name, facName,ev->name, facName);
-  //MD disabled      else fprintf(fp,
-  //          "\tstruct %s_%s_%d  __%d;\n",
-  //          ev->name, facName,pos1+1,pos1+1);
-      //}      
-    //}else if(whichTypeFirst == 2){
-     // for(pos1=0;pos1<structCount;pos1++)
-     //   fprintf(fp,"\tstruct %s_%s_%d  __%d;\n",
-     //       ev->name, facName,pos1+1,pos1+1);
-    //}
-    fprintf(fp,"\n");
-
-    if(structCount) fprintf(fp,"\t\t//initialize structs\n");
-    //flag = 0;
-    //structCount = 0;
-               if(ev->type != 0)
-                       for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-                               fld  = (field *)ev->type->fields.array[pos1];
-                               td = fld->type;
-                               if(td->type != ARRAY && td->type != SEQUENCE && td->type != STRING){
-                                       //if(flag == 0){
-                                       //  flag = 1;  
-                                       //  structCount++;
-                                       //  if(structCount > 1) fprintf(fp,"\n");
-                                       //}
-                                       fprintf(fp, "\t\t__1->%s = %s;\n", fld->name, fld->name );
-
-                               //if(structCount == 1 && whichTypeFirst == 1)
-                               //  fprintf(fp, "\t__1->%s =  %s;\n",fld->name,fld->name );
-                               //else 
-                               //  fprintf(fp, "\t__%d.%s =  %s;\n",structCount ,fld->name,fld->name);
-                               }
-                               //else flag = 0;
-                       }
-    if(structCount) fprintf(fp,"\n");
-    //set ptr to the end of first struct if needed;
-    //if(structCount + hasStrSeq > 1){
-    //  fprintf(fp,"\n\t\t//set ptr to the end of the first struct\n");
-    //  fprintf(fp,"\t\tptr +=  sizeof(struct %s_%s_1);\n\n",ev->name, facName);
-    //}
+      fprintf(fp, "\t\tptr = (char*)buff + _offset + header_length;\n");
 
     //copy struct, sequence and string to buffer
+    //FIXME : they always come before the structs.
     seqCount = 0;
     strCount = 0;
     flag = 0;
     structCount = 0;
                if(ev->type != 0)
                        for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
-                               fld  = (field *)ev->type->fields.array[pos1];
+                               fld  = (field_t *)ev->type->fields.array[pos1];
                                td = fld->type;
        //      if(td->type != STRING && td->type != SEQUENCE && td->type != ARRAY){
        //        if(flag == 0) structCount++;  
@@ -816,6 +787,76 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
                        }
     if(structCount + seqCount > 1) fprintf(fp,"\n");
 
+
+
+
+    //declare a char pointer if needed : starts at the end of the structs.
+    //if(structCount + hasStrSeq > 1) {
+    //  fprintf(fp,"\t\tchar * ptr = (char*)buff + header_length");
+    //  for(pos1=0;pos1<structCount;pos1++){
+    //    fprintf(fp," + sizeof(struct %s_%s_%d)",ev->name, facName,pos1+1);
+    //  }
+    //  if(structCount + hasStrSeq > 1) fprintf(fp,";\n");
+    //}
+
+    // Declare an alias pointer of the struct type to the beginning
+    // of the reserved area, just after the event header.
+    if(ev->type != 0) {
+                       unsigned align = max(alignment, td->alignment);
+      if(align > 1) {
+        fprintf(fp,"\t\tptr+=(%u - ((unsigned int)ptr&(%u-1)))&(%u-1);\n",
+              align, align, align);
+      }
+    
+      fprintf(fp, "\t\t__1 = (struct %s_%s_1 *)(ptr);\n",
+          ev->name, facName);
+    }
+    //allocate memory for new struct and initialize it
+    //if(whichTypeFirst == 1){ //struct first
+      //for(pos1=0;pos1<structCount;pos1++){  
+      //  if(pos1==0) fprintf(fp,
+      //      "\tstruct %s_%s_1 * __1 = (struct %s_%s_1 *)buff;\n",
+      //      ev->name, facName,ev->name, facName);
+  //MD disabled      else fprintf(fp,
+  //          "\tstruct %s_%s_%d  __%d;\n",
+  //          ev->name, facName,pos1+1,pos1+1);
+      //}      
+    //}else if(whichTypeFirst == 2){
+     // for(pos1=0;pos1<structCount;pos1++)
+     //   fprintf(fp,"\tstruct %s_%s_%d  __%d;\n",
+     //       ev->name, facName,pos1+1,pos1+1);
+    //}
+    fprintf(fp,"\n");
+
+    if(structCount) fprintf(fp,"\t\t//initialize structs\n");
+    //flag = 0;
+    //structCount = 0;
+               if(ev->type != 0)
+                       for(pos1 = 0; pos1 < ev->type->fields.position; pos1++){
+                               fld  = (field_t *)ev->type->fields.array[pos1];
+                               td = fld->type;
+                               if(td->type != ARRAY && td->type != SEQUENCE && td->type != STRING){
+                                       //if(flag == 0){
+                                       //  flag = 1;  
+                                       //  structCount++;
+                                       //  if(structCount > 1) fprintf(fp,"\n");
+                                       //}
+                                       fprintf(fp, "\t\t__1->%s = %s;\n", fld->name, fld->name );
+
+                               //if(structCount == 1 && whichTypeFirst == 1)
+                               //  fprintf(fp, "\t__1->%s =  %s;\n",fld->name,fld->name );
+                               //else 
+                               //  fprintf(fp, "\t__%d.%s =  %s;\n",structCount ,fld->name,fld->name);
+                               }
+                               //else flag = 0;
+                       }
+    if(structCount) fprintf(fp,"\n");
+    //set ptr to the end of first struct if needed;
+    //if(structCount + hasStrSeq > 1){
+    //  fprintf(fp,"\n\t\t//set ptr to the end of the first struct\n");
+    //  fprintf(fp,"\t\tptr +=  sizeof(struct %s_%s_1);\n\n",ev->name, facName);
+    //}
+
     fprintf(fp,"\n");
     fprintf(fp, "\t\t/* Commit the work */\n");
     fprintf(fp, "\t\trelay_commit(channel->rchan->buf[smp_processor_id()],\n"
@@ -857,8 +898,8 @@ void generateStructFunc(FILE * fp, char * facName, unsigned long checksum){
  *Return Values
  *    char *            : type string
  ****************************************************************************/
-char * getTypeStr(type_descriptor * td){
-  type_descriptor * t ;
+char * getTypeStr(type_descriptor_t * td){
+  type_descriptor_t * t ;
 
   switch(td->type){
     case INT:
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