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still editing grammar

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This commit is contained in:
Partho Bhattacharya
2025-03-27 23:37:04 -04:00
parent c93534e9d4
commit d7f6272d37
3 changed files with 22 additions and 70 deletions
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82
src/grammar.y
View File

@ -46,7 +46,7 @@
%token <words> T_BOOLEAN 203 %token <words> T_BOOLEAN 203
%token <words> T_CHARACTER 204 %token <words> T_CHARACTER 204
%token <words> T_STRING 205 %token <words> T_STRING 205
%token <words> C_INTEGER 301 %token <integ> C_INTEGER 301
%token <words> C_NULL 302 %token <words> C_NULL 302
%token <words> C_CHARACTER 303 %token <words> C_CHARACTER 303
%token <words> C_STRING 304 %token <words> C_STRING 304
@ -120,7 +120,7 @@ prototype:
definition: definition:
TYPE ID COLON dblock TYPE ID COLON dblock
| TYPE ID COLON constant ARROW ID | TYPE ID COLON C_INTEGER ARROW ID
| function_declaration | function_declaration
| TYPE ID COLON id_or_types ARROW id_or_types { | TYPE ID COLON id_or_types ARROW id_or_types {
CreateEntry(cur,funtypeprime,$2,CreateFunctionTypeInfo(table_lookup(cur,$4),table_lookup(cur,$6))); CreateEntry(cur,funtypeprime,$2,CreateFunctionTypeInfo(table_lookup(cur,$4),table_lookup(cur,$6)));
@ -160,63 +160,8 @@ declaration:
id_or_types COLON ID { id_or_types COLON ID {
TableNode* type = table_lookup(getAncestor(cur), $<words>1); TableNode* type = table_lookup(getAncestor(cur), $<words>1);
AdInfo* info = NULL; AdInfo* info = NULL;
id_or_types COLON ID {CreateEntry(cur,table_lookup(getAncestor(cur),$<words>1),$<words>3,NULL); }
// Check for NULL type
if (type == NULL) {
printf("Error: Type '%s' not found\n", $<words>1);
} else {
// Create appropriate AdInfo based on the type
if (type == integ) {
// Integer type
info = CreatePrimitiveInfo(4); // 4 bytes for integer
}
else if (type == addr) {
// Address type
info = CreatePrimitiveInfo(8); // 8 bytes for address
}
else if (type == chara) {
// Character type
info = CreatePrimitiveInfo(1); // 1 byte for character
}
else if (type == boo) {
// Boolean type
info = CreatePrimitiveInfo(1); // 1 byte for boolean
}
else if (type == stri) {
// String type (array of characters)
info = CreateArrayInfo(1, chara); // 1-dimensional array of characters
}
else if (type == arrayprim) {
// Array type
// Need to determine dimensions and element type from context
// This is a placeholder - you'll need to adjust based on your grammar
info = CreateArrayInfo(1, NULL); // Default to 1D array of unknown type
}
else if (type == recprime) {
// Record type
// Need to determine elements from context
// This is a placeholder - you'll need to adjust based on your grammar
info = CreateRecordInfo(0, NULL); // Default to empty record
}
else if (type == funprime) {
// Function declaration
info = CreateFunctionDeclarationInfo(0, false); // Start at line 0, regular function
}
else if (type == funtypeprime) {
// Function type
// Need parameter and return types from context
// This is a placeholder - you'll need to adjust based on your grammar
info = CreateFunctionTypeInfo(NULL, NULL); // Default to no parameter/return type
}
// Add additional type cases as needed
}
// Create the entry with the appropriate AdInfo
CreateEntry(cur, type, $<words>3, info);
}
; ;
// id_or_types COLON ID {CreateEntry(cur,table_lookup(getAncestor(cur),$<words>1),$<words>3,NULL); }
// ;
id_or_types: id_or_types:
ID {printf("string of id in id_or_type is %s\n",$<words>1);} {$$ = $<words>1;} ID {printf("string of id in id_or_type is %s\n",$<words>1);} {$$ = $<words>1;}
@ -258,23 +203,30 @@ expression:
| NOT expression {printf("not expression\n"); if(strcmp($2,"Boolean")==0){$$=$2;}else{$$=strdup("undefined"); | NOT expression {printf("not expression\n"); if(strcmp($2,"Boolean")==0){$$=$2;}else{$$=strdup("undefined");
printf("mismatch at line %d and column %d\n",@1.first_line,@1.first_column);}} printf("mismatch at line %d and column %d\n",@1.first_line,@1.first_column);}}
| expression ADD expression {printf("add expression\n");} | expression ADD expression {printf("add expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");
if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression SUB_OR_NEG expression {printf("subtract expression\n");} | expression SUB_OR_NEG expression {printf("subtract expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");if(strcmp($1,$3)==0 &&strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression MUL expression {printf("multiply expression\n");} | expression MUL expression {printf("multiply expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");if(strcmp($1,$3)==0 &&strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression DIV expression {printf("division expression\n");} | expression DIV expression {printf("division expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression REM expression {printf("remainder expression\n");} | expression REM expression {printf("remainder expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression AND expression {printf("and expression\n");} | expression AND expression {printf("and expression\n");}
{printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean"); else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column); {printf("less than expression\n");if(strcmp($1,$3)==0 && strcmp($1,"integer")==0){$$=strdup("Boolean");
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}} $$=strdup("Boolean");$$=strdup("undefined");}}
| expression OR expression {printf("or expression\n");} | expression OR expression {printf("or expression\n");}
@ -316,7 +268,7 @@ memOp:
constant: constant:
C_STRING {$$ = $<words>1;} C_STRING {$$ = $<words>1;}
| C_INTEGER {$$ = $<words>1;} | C_INTEGER {$$ = "integer";}
| C_NULL {$$ = $<words>1;} | C_NULL {$$ = $<words>1;}
| C_CHARACTER {$$ = $<words>1;} | C_CHARACTER {$$ = $<words>1;}
| C_TRUE {$$ = $<words>1;} | C_TRUE {$$ = $<words>1;}

2
src/lexicalStructure.lex
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@ -72,7 +72,7 @@ SCHAR \\n|\\t|\\\"|[^\"\n\\]
"," {if(DEBUG) {printf( "COMMA: %s (%d)\n", yytext, COMMA);} else {if(tok_flag != NULL){print_tok(COMMA);}incr(line_number,column_number,COMMA);return COMMA;}} "," {if(DEBUG) {printf( "COMMA: %s (%d)\n", yytext, COMMA);} else {if(tok_flag != NULL){print_tok(COMMA);}incr(line_number,column_number,COMMA);return COMMA;}}
"->" {if(DEBUG) {printf( "ARROW: %s (%d)\n", yytext, ARROW);} else {if(tok_flag != NULL){print_tok(ARROW);}incr(line_number,column_number,ARROW);return ARROW;}} "->" {if(DEBUG) {printf( "ARROW: %s (%d)\n", yytext, ARROW);} else {if(tok_flag != NULL){print_tok(ARROW);}incr(line_number,column_number,ARROW);return ARROW;}}
{DIGIT}+ {if(DEBUG) {printf( "C_INTEGER: %s (%d)\n", yytext, C_INTEGER);} else {if(tok_flag != NULL){print_tok(C_INTEGER);}incr(line_number,column_number,C_INTEGER);yylval.words = strdup("integer");return C_INTEGER;}} {DIGIT}+ {if(DEBUG) {printf( "C_INTEGER: %s (%d)\n", yytext, C_INTEGER);} else {if(tok_flag != NULL){print_tok(C_INTEGER);}incr(line_number,column_number,C_INTEGER);yylval.integ = atoi(yytex)/*words = strdup("integer")*/;return C_INTEGER;}}
'{CHAR}' {if(DEBUG) {printf( "C_CHARACTER: %s (%d)\n", yytext, C_CHARACTER);} else {if(tok_flag != NULL){print_tok(C_CHARACTER);}incr(line_number,column_number,C_CHARACTER);yylval.words = strdup("character");return C_CHARACTER;}} '{CHAR}' {if(DEBUG) {printf( "C_CHARACTER: %s (%d)\n", yytext, C_CHARACTER);} else {if(tok_flag != NULL){print_tok(C_CHARACTER);}incr(line_number,column_number,C_CHARACTER);yylval.words = strdup("character");return C_CHARACTER;}}
\"{SCHAR}*\" {if(DEBUG) {printf( "C_STRING: %s (%d)\n", yytext, C_STRING);} else {if(tok_flag != NULL){print_tok(C_STRING);}incr(line_number,column_number,C_STRING);yylval.words = strdup("string");return C_STRING;}} \"{SCHAR}*\" {if(DEBUG) {printf( "C_STRING: %s (%d)\n", yytext, C_STRING);} else {if(tok_flag != NULL){print_tok(C_STRING);}incr(line_number,column_number,C_STRING);yylval.words = strdup("string");return C_STRING;}}
{COMMENT} {if(DEBUG) {printf( "COMMENT: %s (%d)\n", yytext, COMMENT);} else {if(tok_flag != NULL){print_tok(COMMENT);}incr(line_number,column_number,COMMENT);/*return COMMENT;*/}} {COMMENT} {if(DEBUG) {printf( "COMMENT: %s (%d)\n", yytext, COMMENT);} else {if(tok_flag != NULL){print_tok(COMMENT);}incr(line_number,column_number,COMMENT);/*return COMMENT;*/}}

2
src/symbol_table.c
View File

@ -199,7 +199,7 @@ TableNode* setRecSize(TableNode* tn, int n){
printf("passed in NULL entry for setRecSize. Invalid\n"); printf("passed in NULL entry for setRecSize. Invalid\n");
return NULL; return NULL;
} }
tn->AdInfo->RecAdInfo->numofelements = n; tn->additionalinfo->RecAdInfo->numofelements = n;
return tn; return tn;
} }