scarlett/compiler-the-translators
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some emission

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Partho
2025-04-29 23:14:35 -04:00
parent 0b727c06fc
commit e092ea3926
3 changed files with 22 additions and 20 deletions
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4
src/grammar.h
View File

@ -29,4 +29,6 @@ Instruction *current;
int offset; int offset;
int currentsp; int currentsp;
CGNode *cgList; CGNode *cgList;
extern Stack* stack;

37
src/grammar.y
View File

@ -18,7 +18,6 @@
%{ %{
#include "../src/grammar.h" #include "../src/grammar.h"
%} %}
%union { %union {
int integ; int integ;
char* words; char* words;
@ -166,6 +165,7 @@ definition:
} }
| ID { | ID {
emit_function_start(table_lookup(cur,$1));
//printf("ID: %s\n", $1); //printf("ID: %s\n", $1);
//printf("Type: %s\n", getType(table_lookup(getAncestor(cur), $1))); //printf("Type: %s\n", getType(table_lookup(getAncestor(cur), $1)));
printdebug("see function def rule 1\n"); printdebug("see function def rule 1\n");
@ -626,7 +626,9 @@ simple_statement:
} }
| RETURN expression {$$ = getTypeEntry((TableNode*)$2);} | RETURN expression {
$$ = getTypeEntry((TableNode*)$2);
emit_return(tn_or_const(NODE,(TableNode*)$2));}
|simple_statement error {yyerrok; printdebug("error in simple statement");} |simple_statement error {yyerrok; printdebug("error in simple statement");}
@ -852,7 +854,20 @@ expression:
$$=$2; $$=$2;
} }
| memOp assignable | RESERVE assignable
{
int d = getAdInfoType((TableNode*)$2);
if(d == TYPE_ARRAY ||d == TYPE_RECORD) {
char* temp = temp_var_gen();
TableNode* node = CreateEntry(cur,TYPE_PRIMITIVE, addr, temp, NULL);
//NOTE ADD ASSIGNMENT EMIT HERE (MIGHT NEED TO PUSH TO STACK)
$$ = node;
} else {
throw_error(ERROR_TYPE, "Invalid memOp expression with object %s of type %s.", getName((TableNode*)$2), getType((TableNode*)$2));
$$=undefined;
}
}
| RELEASE assignable
{ {
int d = getAdInfoType((TableNode*)$2); int d = getAdInfoType((TableNode*)$2);
if(d == TYPE_ARRAY ||d == TYPE_RECORD) { if(d == TYPE_ARRAY ||d == TYPE_RECORD) {
@ -1064,22 +1079,6 @@ assignable:
; ;
memOp:
RESERVE
{
printdebug("reserve expression");
}
| RELEASE
{
printdebug("release expression");
}
;
constant: constant:
C_STRING C_STRING
{ {

1
src/runner.c
View File

@ -102,6 +102,7 @@ void print_tok(int tok) {
int run(FILE *alpha) { int run(FILE *alpha) {
int token; int token;
top = cur = init(CreateScope(NULL, 1, 1)); top = cur = init(CreateScope(NULL, 1, 1));
Stack *s = S_Init();
// If file is not found // If file is not found
if (alpha == NULL) { if (alpha == NULL) {