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Scarlett
2025-03-25 17:02:14 -04:00
parent d817ceaf7d
commit 94b80b024d
5 changed files with 532 additions and 505 deletions
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106
src/grammar.y
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@ -2,30 +2,30 @@
/* The Translators - Spring 2025 */
%{
#include <stdio.h>
#include "../src/symbol_table.c"
#include <math.h>
extern int yylex(void);
void yyerror(const char *err);
extern char* yytext;
extern int yyleng;
extern int yychar;
extern SymbolTable * cur;
//char* cur_value;
//char* cur_type;
int token_tracker;
extern int line_number;
extern int column_number;
extern FILE * yyin;
extern TableNode* funprime;
extern TableNode* arrayprim;
extern TableNode* recprime;
extern TableNode* funtypeprime;
extern TableNode* integ;
extern TableNode* addr;
extern TableNode* chara;
extern TableNode* stri;
extern TableNode* boo;
#include <stdio.h>
#include "../src/symbol_table.c"
#include <math.h>
extern int yylex(void);
void yyerror(const char *err);
extern char* yytext;
extern int yyleng;
extern int yychar;
extern SymbolTable * cur;
//char* cur_value;
//char* cur_type;
int token_tracker;
extern int line_number;
extern int column_number;
extern FILE * yyin;
extern TableNode* funprime;
extern TableNode* arrayprim;
extern TableNode* recprime;
extern TableNode* funtypeprime;
extern TableNode* integ;
extern TableNode* addr;
extern TableNode* chara;
extern TableNode* stri;
extern TableNode* boo;
%}
//%define api.location.type {location_t}
%locations
@ -123,7 +123,8 @@ definition:
| TYPE ID COLON constant ARROW ID
| function_declaration
| 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)));
}
| ID parameter ASSIGN sblock
;
@ -192,15 +193,12 @@ rec_op :
DOT
expression:
constant {printf("constant expression\n");} {$$ = $<words>1;}
| SUB_OR_NEG expression %prec UMINUS {printf("negative expression\n");if(strcmp($2,"integer") != 0)
{printf("cant negate something not an integer at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("undefined");}else{$$=$2;}}
{printf("cant negate something not an integer at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("undefined");}else{$$=$2;}}
| NOT expression {printf("not expression\n"); if(strcmp($2,"Boolean")==0){$$=$2;}else{$$=strdup("undefined");
printf("mismatch at line %d and column %d\n",@1.first_line,@1.first_column);}}
printf("mismatch at line %d and column %d\n",@1.first_line,@1.first_column);}}
| expression ADD expression {printf("add expression\n");}
| expression SUB_OR_NEG expression {printf("subtract expression\n");}
| expression MUL expression {printf("multiply expression\n");}
@ -212,16 +210,16 @@ expression:
| expression OR expression {printf("or expression\n");}
| expression LESS_THAN expression {printf("less than expression\n");if(strcmp($1,$3)==0 &&
strcmp($1,"integer")==0){$$=strdup("Boolean");}else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}}
strcmp($1,"integer")==0){$$=strdup("Boolean");}else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);
$$=strdup("Boolean");$$=strdup("undefined");}}
| expression EQUAL_TO expression {printf("equals check expression\n");
if(strcmp($1,$3)==0){$$=strdup("Boolean");}else if((strcmp($1,"array")==0||strcmp($1,"record")==0||
strcmp($1,"function type primitive")==0) && (strcmp($3,"address")==0)){$$=strdup("Boolean");}
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);$$=strdup("undefined");}}
if(strcmp($1,$3)==0){$$=strdup("Boolean");}else if((strcmp($1,"array")==0||strcmp($1,"record")==0||
strcmp($1,"function type primitive")==0) && (strcmp($3,"address")==0)){$$=strdup("Boolean");}
else{printf("mismatch at line %d and column %d\n",@2.first_line,@2.first_column);$$=strdup("undefined");}}
| assignable {printf("assignable expression\n");$$=$1;}
| L_PAREN expression R_PAREN {printf("paren expression\n");$$=$2;}
| memOp assignable {$$ = strdup("address");}
;
;
ablock:
@ -250,9 +248,9 @@ constant:
;
types:
// Commented out T_String below
// T_STRING {printf("string of T_STRING in types is %s\n",$<words>1);} {$$ = $<words>1;}
T_INTEGER {printf("string of T_INTEGER in types is %s\n",$<words>1);} {$$ = $<words>1;}
// Commented out T_String below
// T_STRING {printf("string of T_STRING in types is %s\n",$<words>1);} {$$ = $<words>1;}
T_INTEGER {printf("string of T_INTEGER in types is %s\n",$<words>1);} {$$ = $<words>1;}
| T_ADDRESS {printf("string of T_ADDRESS in types is %s\n",$<words>1);} {$$ = $<words>1;}
| T_CHARACTER {printf("string of T_CHARACTER in types is %s\n",$<words>1);} {$$ = $<words>1;}
| T_BOOLEAN {printf("string of T_BOOLEAN in types is %s\n",$<words>1);} {$$ = $<words>1;}
@ -261,31 +259,5 @@ types:
%%
void yyerror(const char *err) {
fprintf(stderr, "ERROR: %s at token %s at line number %d,column number %d\n", err,yytext,yylloc.first_line,yylloc.first_column);
fprintf(stderr, "ERROR: %s at token %s at line number %d,column number %d\n", err,yytext,yylloc.first_line,yylloc.first_column);
}
/*
int main(int argc, char * argv[]) {
token_tracker = 1;
cur=CreateScope(NULL,1,1);
//int a;
FILE * fp;
if(argc > 1){
fp = fopen(argv[1], "r");
yyin = fp;
} else {
fp = stdin;
yyin = fp;
}
yyparse();
//while ((a = yyparse() != EOF){
// token_tracker++;
//printf("%d = a: yytext = %s: yychar = %d, token number: %d\n", a, yytext, yychar,token_tracker);
//if(yytext[0] == '\n'){
FILE* f = fdopen(1,"w");
print_symbol_table(getAncestor(cur),f);
fclose(f);
// break;
//}
//}
return 0;
} */