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archive.c
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archive.c
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// Group Number: 31
// MADHUR PANWAR 2016B4A70933P
// TUSSANK GUPTA 2016B3A70528P
// SALMAAN SHAHID 2016B4A70580P
// APURV BAJAJ 2016B3A70549P
// HASAN NAQVI 2016B5A70452P
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "symbolHash.h"
#include "symbolTableDef.h"
#include "archive.h"
#include "util.h"
// ################################################################# printSymTable1 starts ########################################################
extern char *inverseMappingTable[];
void printVarEntry1(symTableNode *stNode, int sno, FILE *fp){
fprintf(fp, "%-4d %-20s", sno, stNode->lexeme);
char *va, *ty;
if(stNode->info.var.vtype.vaType == VARIABLE)
va = "Variable";
else
va = "Array";
ty = inverseMappingTable[stNode->info.var.vtype.baseType];
fprintf(fp," %-10s %-10s",va,ty);
varType vt = stNode->info.var.vtype;
switch(stNode->info.var.vtype.vaType){
case VARIABLE:
fprintf(fp," %-25s %-25s","----","----");
break;
case STAT_ARR:
fprintf(fp," %-25d %-25d",vt.si.vt_num,vt.ei.vt_num);
break;
case DYN_L_ARR:
if(vt.si.vt_id != NULL)
fprintf(fp," %-25s",vt.si.vt_id->lexeme);
else
fprintf(fp," %-25s","NULL");
fprintf(fp," %-25d",vt.ei.vt_num);
break;
case DYN_R_ARR:
fprintf(fp," %-25d",vt.si.vt_num);
if(vt.ei.vt_id != NULL)
fprintf(fp," %-25s",vt.ei.vt_id->lexeme);
else
fprintf(fp," %-25s","NULL");
break;
case DYN_ARR:
if(vt.si.vt_id != NULL)
fprintf(fp," %-25s",vt.si.vt_id->lexeme);
else
fprintf(fp," %-25s","NULL");
if(vt.ei.vt_id != NULL)
fprintf(fp," %-25s",vt.ei.vt_id->lexeme);
else
fprintf(fp," %-25s","NULL");
break;
}
fprintf(fp, " %-5d %-6d\n", stNode->info.var.lno, stNode->info.var.offset);
}
void printSymbolTable1(symbolTable* st, char *fname){
if(st == NULL)
return;
FILE *fp;
fname == NULL ? fp = stdout : (fp = fopen(fname,"w"));
if(fp == NULL) {
fprintf(stderr,"ERROR: Failed to open %s", fname);
return;
}
symTableNode *currSTN = NULL;
fprintf(fp,"\n\n################################# SYMBOL TABLE #################################\n\n");
fprintf(fp,"################################# FUNCTION TABLE #################################\n\n");
fprintf(fp,"%-4s%-20s%-7s%-6s\n", "SNO", "Func-Name", "Status", "Line");
int sno = 1;
for(int i=0; i<SYMBOL_TABLE_SIZE; i++){
currSTN = (st->tb)[i];
while(currSTN != NULL){
fprintf(fp, "%-4d%-20s%-7d%-6d\n", sno, currSTN->lexeme, currSTN->info.func.status, currSTN->info.func.lno);
currSTN = currSTN->next;
sno++;
}
}
fprintf(fp,"\n");
for(int i=0; i<SYMBOL_TABLE_SIZE; i++){
currSTN = (st->tb)[i];
while(currSTN != NULL){
fprintf(fp, "################################# MODULE '%s' #################################\n\n", currSTN->lexeme);
int sno = 1;
fprintf(fp,"################################# I/O VARS #################################\n\n");
fprintf(fp,"%-4s %-20s %-10s %-10s %-25s %-25s %-5s %-6s\n","SNO","LEXEME","VAR/ARR","TYPE","LB","UB","LINE","OFFSET");
symTableNode *iohead = currSTN->info.func.inpPListHead;
while(iohead != NULL){
printVarEntry1(iohead,sno,fp);
sno++;
iohead = iohead->next;
}
iohead = currSTN->info.func.outPListHead;
while(iohead != NULL){
printVarEntry1(iohead,sno,fp);
sno++;
iohead = iohead->next;
}
fprintf(fp,"\n");
printCurrSymTable1(currSTN->info.func.st, 0, fp);
currSTN = currSTN->next;
}
}
fprintf(fp,"##################################### ~ ** ~ #####################################\n\n");
fcloseSafe(fp);
}
void printCurrSymTable1(symbolTable *st,int level, FILE *fp){
if(st == NULL)
return;
fprintf(fp,"################################# Level %d #################################\n\n",level);
fprintf(fp,"%-4s %-20s %-10s %-10s %-25s %-25s %-5s %-6s\n","SNO","LEXEME","VAR/ARR","TYPE","LB","UB","LINE","OFFSET");
int sno = 1;
for(int i=0; i<SYMBOL_TABLE_SIZE; i++){
symTableNode *currSTN = (st->tb)[i];
while(currSTN != NULL){
printVarEntry1(currSTN,sno,fp);
currSTN = currSTN->next;
sno++;
}
}
fprintf(fp,"\n");
symbolTable *childst = st->headChild;
while(childst != NULL){
printCurrSymTable1(childst,level+1,fp);
childst = childst->next;
}
}
// ################################################################# printSymTable1 ends ########################################################
// ################################################################# printSymTable2 starts ########################################################
#define FUNC_ALIGN 3 // how farther from the left to align the [ of the function.
#define LEVEL_STRING 20 // just to print "--- LEVEL %d ---"
#define TYPE_STRING_WO_BOUND_INFO 150 // type string without bound info
#define SYM_NODE_FOR_ONE_BOUND 250 // for the symbol table node of one bound (this ID will be INTEGER VARIABLE type) of dynamic array
#define BOUND_STRING SYM_NODE_FOR_ONE_BOUND*2 + 50 // for dynamic array's bounds' info
#define GENERAL_SYM_NODE TYPE_STRING_WO_BOUND_INFO + BOUND_STRING + 120 // for any general symbol table node (possibly a dynamic array requiring both bounds as VARIABLE INTEGER symbol table nodes i.e. the largest possible)
void printSymbolTable2(symbolTable* st, char *fname){
// prints the whole SymbolTable Structure by calling printCurrSymTable2
if(st == NULL)
return;
FILE *fp;
fname == NULL ? fp = stdout : (fp = fopen(fname,"w"));
if(fp == NULL) {
fprintf(stderr,"ERROR: Failed to open %s", fname);
return;
}
symTableNode *currST = NULL;
fprintf(fp,"\n\n####################################################################### SYMBOL TABLE #######################################################################\n\n");
for(int i=0; i<SYMBOL_TABLE_SIZE; i++){
currST = (st->tb)[i];
while(currST != NULL){
fprintf(fp,"Module '%s', slot %d\n",currST->lexeme,i);
printCurrSymTable2(currST, fp);
fprintf(fp,"\n\n");
currST = currST->next;
}
}
fprintf(fp,"########################################################################## ~ ** ~ ##########################################################################\n\n");
fcloseSafe(fp);
}
void printAtAlignment(char *toPrint, int align, FILE *fp){
// prints 'toPrint', aligning it 'align' spaces from left
fprintf(fp,"%*s",align,"");
fprintf(fp,"%s", toPrint);
}
void setSymNodeTypeStr(varType vt, char *ts, char *boundInfo){
int skip = 0;
switch(vt.baseType){
case g_INTEGER:
skip += sprintf(ts + skip,"baseType: %s","integer");
break;
case g_REAL:
skip += sprintf(ts + skip,"baseType: %s","real");
break;
case g_BOOLEAN:
skip += sprintf(ts + skip,"baseType: %s","boolean");
break;
default: skip += sprintf(ts + skip,"baseType: %s","error_type");
}
switch(vt.vaType){
case VARIABLE :
skip += sprintf(ts + skip,", vaType: %s, width: %d","VARIABLE", vt.width);
strcpy(boundInfo,"");
break;
case STAT_ARR :
skip += sprintf(ts + skip,", vaType: %s, bounds: [%u..%u], width: %d", "STAT_ARR", vt.si.vt_num, vt.ei.vt_num, vt.width);
strcpy(boundInfo,"");
break;
case DYN_L_ARR: {
char pstr[SYM_NODE_FOR_ONE_BOUND];
if(vt.si.vt_id == NULL){
skip += sprintf(ts + skip, ", vaType: %s, bounds: [%s..%u], width: %d", "DYN_L_ARR", "NULL", vt.ei.vt_num, vt.width);
strcpy(pstr,"NULL");
}
else{
skip += sprintf(ts + skip, ", vaType: %s, bounds: [%s..%u], width: %d", "DYN_L_ARR", vt.si.vt_id->lexeme, vt.ei.vt_num, vt.width);
getSymNode(vt.si.vt_id, pstr);
}
sprintf(boundInfo,", boundInfo: [ Left Bound: %s ]", pstr);
break;
}
case DYN_R_ARR: {
char pstr[SYM_NODE_FOR_ONE_BOUND];
if(vt.ei.vt_id == NULL){
skip += sprintf(ts + skip, ", vaType: %s, bounds: [%u..%s], width: %d", "DYN_R_ARR", vt.si.vt_num, "NULL", vt.width);
strcpy(pstr,"NULL");
}
else{
skip += sprintf(ts + skip, ", vaType: %s, bounds: [%u..%s], width: %d", "DYN_R_ARR", vt.si.vt_num, vt.ei.vt_id->lexeme, vt.width);
getSymNode(vt.ei.vt_id, pstr);
}
sprintf(boundInfo,", boundInfo: [ Right Bound: %s ]", pstr);
break;
}
case DYN_ARR: {
char pstr1[SYM_NODE_FOR_ONE_BOUND];
char pstr2[SYM_NODE_FOR_ONE_BOUND];
skip += sprintf(ts + skip, ", vaType: %s, bounds: [%s..%s], width: %d", "DYN_ARR", vt.si.vt_id == NULL ? "NULL" : vt.si.vt_id->lexeme, vt.ei.vt_id == NULL ? "NULL" : vt.ei.vt_id->lexeme, vt.width);
vt.si.vt_id == NULL ? strcpy(pstr1,"NULL") : getSymNode(vt.si.vt_id, pstr1);
vt.ei.vt_id == NULL ? strcpy(pstr2,"NULL") : getSymNode(vt.ei.vt_id, pstr2);
sprintf(boundInfo,", boundInfo: [ Left Bound: %s, Right Bound: %s ]", pstr1, pstr2);
break;
}
default:
skip += sprintf(ts + skip,", vaType: %s","ERROR_TYPE");
}
}
void getSymNode(symTableNode *node, char *pstr){
char typeStr[TYPE_STRING_WO_BOUND_INFO];
char boundStr[BOUND_STRING];
setSymNodeTypeStr(node->info.var.vtype, typeStr, boundStr);
if(node->info.var.vtype.vaType == VARIABLE || node->info.var.vtype.vaType == STAT_ARR) {
sprintf(pstr, "[ Name: '%s', Line No.: %d, Type: [ %s ], offset: %d, isAssigned: %s, forLoop: %s, whileLevel: %d, isIOlistVar: %s ]",
node->lexeme, node->info.var.lno, typeStr, node->info.var.offset,
node->info.var.isAssigned ? "true" : "false", node->info.var.forLoop ? ((node->info.var.forLoop == 1) ? "FOR_IN" : "FOR_OUT") : "NOT_FOR",
node->info.var.whileLevel, node->info.var.isIOlistVar ? "true" : "false");
}
else{
sprintf(pstr, "[ Name: '%s', Line No.: %d, Type: [ %s ], offset: %d, isAssigned: %s, forLoop: %s, whileLevel: %d, isIOlistVar: %s%s ]",
node->lexeme, node->info.var.lno, typeStr, node->info.var.offset,
node->info.var.isAssigned ? "true" : "false", node->info.var.forLoop ? ((node->info.var.forLoop == 1) ? "FOR_IN" : "FOR_OUT") : "NOT_FOR",
node->info.var.whileLevel, node->info.var.isIOlistVar ? "true" : "false", boundStr);
}
}
void printParamList(symTableNode *head, int baseAlign, FILE *fp){
char pstr[GENERAL_SYM_NODE];
int alignHence = baseAlign;
printAtAlignment("[\n",alignHence, fp);// line 1
alignHence += 3;
// line 2 and henceforth
while(head!=NULL){
getSymNode(head, pstr);
printAtAlignment(pstr, alignHence, fp);
head = head->next;
head == NULL ? fprintf(fp,"\n") : fprintf(fp,",\n");
}
printAtAlignment("]\n",baseAlign, fp);
}
void printSymNode(symTableNode *stn, int align, FILE *fp){
char pstr[GENERAL_SYM_NODE];
getSymNode(stn, pstr);
printAtAlignment(pstr, align, fp);
fprintf(fp,"\n");
}
void printThisST(symTableNode **stp, int align, FILE *fp){
for(int i = 0; i<SYMBOL_TABLE_SIZE; i++){
symTableNode *currVar = stp[i];
while(currVar != NULL) {
printSymNode(currVar, align, fp);
currVar = currVar->next;
}
}
}
void printScopeDFS(symbolTable *st, int baseAlign, int level, FILE* fp){
if(st == NULL)
return;
char lstr[LEVEL_STRING];
sprintf(lstr, "--- LEVEL %d ---\n",level);
printAtAlignment(lstr,baseAlign, fp);
printThisST(st->tb, baseAlign, fp);
if(st->headChild != NULL) {
printScopeDFS(st->headChild, baseAlign + 5, level+1, fp);
}
fprintf(fp,"\n");
if(st->next != NULL){
printScopeDFS(st->next, baseAlign, level, fp);
}
}
void printFuncVar(union funcVar *fvinfo, int baseAlign, FILE *fp){
int alignHence = baseAlign;
printAtAlignment("[\n",baseAlign, fp);// line 1
alignHence+=3;
printAtAlignment(" Module status: ",alignHence, fp);
switch(fvinfo->func.status){
case F_DECLARED:
fprintf(fp,"DECLARED, line %d. AR Size: %d\n",fvinfo->func.lno, fvinfo->func.arSize);// line 1
break;
case F_DECLARATION_VALID:
fprintf(fp,"DECLARATION VALID, line %d. AR Size: %d\n",fvinfo->func.lno, fvinfo->func.arSize);// line 1
break;
case F_DEFINED:
fprintf(fp,"DEFINED, line %d. AR Size: %d\n",fvinfo->func.lno, fvinfo->func.arSize);// line 1
break;
default: break;
}
alignHence += 1; // align after beginning "[ "
if(fvinfo->func.inpPListHead != NULL) {
printAtAlignment("Input Parameters List:\n", alignHence, fp);
printParamList(fvinfo->func.inpPListHead, alignHence, fp);
}
else{
printAtAlignment("Input Parameters List Empty.\n",alignHence, fp);
}
fprintf(fp,"\n");
if(fvinfo->func.outPListHead != NULL) {
printAtAlignment("Output Parameters List:\n", alignHence, fp);
printParamList(fvinfo->func.outPListHead, alignHence, fp);
}
else{
printAtAlignment("Output Parameters List Empty.\n",alignHence, fp);
}
printAtAlignment("]\n",baseAlign, fp);// line 1
printAtAlignment("Scope Hierarchy:\n",baseAlign, fp);
printScopeDFS(fvinfo->func.st, baseAlign+3, 1, fp);
}
void printCurrSymTable2(symTableNode *stn, FILE *fp){ // prints just one symbol table and its hierarchies corresponding to a function scope
// i.e. prints the whole scope structure of a function
printFuncVar(&(stn->info), FUNC_ALIGN, fp);
}
// ################################################################# printSymTable2 ends ########################################################