static rc
testFunctionCall(void)
{
FunctionCall *a;
Constant *c;
a = createFunctionCall ("f", LIST_MAKE(createConstInt(1), createConstInt(2)));
c = (Constant *) getNthOfListP(a->args, 0);
ASSERT_EQUALS_INT(1, INT_VALUE(c), "first arg is 1 const");
ASSERT_EQUALS_STRING("f", a->functionname, "function name is f");
return PASS;
}
nsresult
txExprParser::createFilterOrStep(txExprLexer& lexer, txIParseContext* aContext,
Expr** aResult)
{
*aResult = nullptr;
nsresult rv = NS_OK;
Token* tok = lexer.peek();
nsAutoPtr<Expr> expr;
switch (tok->mType) {
case Token::FUNCTION_NAME_AND_PAREN:
rv = createFunctionCall(lexer, aContext, getter_Transfers(expr));
NS_ENSURE_SUCCESS(rv, rv);
break;
case Token::VAR_REFERENCE :
lexer.nextToken();
{
nsCOMPtr<nsIAtom> prefix, lName;
int32_t nspace;
nsresult rv = resolveQName(tok->Value(), getter_AddRefs(prefix),
aContext, getter_AddRefs(lName),
nspace);
NS_ENSURE_SUCCESS(rv, rv);
expr = new VariableRefExpr(prefix, lName, nspace);
}
break;
case Token::L_PAREN:
lexer.nextToken();
rv = createExpr(lexer, aContext, getter_Transfers(expr));
NS_ENSURE_SUCCESS(rv, rv);
if (lexer.peek()->mType != Token::R_PAREN) {
return NS_ERROR_XPATH_PAREN_EXPECTED;
}
lexer.nextToken();
break;
case Token::LITERAL :
lexer.nextToken();
expr = new txLiteralExpr(tok->Value());
break;
case Token::NUMBER:
{
lexer.nextToken();
expr = new txLiteralExpr(txDouble::toDouble(tok->Value()));
break;
}
default:
return createLocationStep(lexer, aContext, aResult);
}
if (lexer.peek()->mType == Token::L_BRACKET) {
nsAutoPtr<FilterExpr> filterExpr(new FilterExpr(expr));
expr.forget();
//-- handle predicates
rv = parsePredicates(filterExpr, lexer, aContext);
NS_ENSURE_SUCCESS(rv, rv);
expr = filterExpr.forget();
}
*aResult = expr.forget();
return NS_OK;
}
TAC_NODE* generateTacCode(ASTREE* syntaxtree) {
int i;
TAC_NODE* code[MAX_SONS];
for(i=0; i < MAX_SONS; i++) {
code[i] = NULL;
}
if(syntaxtree == NULL) return NULL;
for (i=0; i < MAX_SONS; i++) {
code[i] = generateTacCode(syntaxtree->son[i]);
}
switch (syntaxtree->type) {
case AST_PROGRAMA:
return code[0];
case AST_DECLARACOES:
return joinTacs(code[0], code[1]);
case AST_VARIAVEL:
if(code[2]!=NULL) {
return createTacNode(TAC_DECLARACAO_VARIAVEL, code[0]->result, code[2]->result, NULL);
}
else {
return createTacNode(TAC_SYMBOL, code[0]->result, NULL, NULL);
}
case AST_VETOR_VAZIO:
return createTacNode(TAC_DECLARACAO_VETOR_VAZIO, code[0]->result, code[2]->result, NULL);
case AST_VETOR:
return joinTacs(createTacNode(TAC_DECLARACAO_VETOR, code[0]->result, code[2]->result, NULL), initializeVector(revertTac(code[3]),code[0]->result,0));
case AST_INI_VETOR:
return joinTacs(code[0], code[1]);
case AST_LISTA_LITERAIS:
return joinTacs(code[0], code[1]);
case AST_FUNCAO:
return createFunctionDeclaration(code[0]->result, code[2], code[3]);
case AST_PARAMETRO:
return createTacNode(TAC_PARAMETRO, code[0]->result, code[1]->result, NULL);
case AST_LISTA_PARAMETRO:
return joinTacs(code[0], code[1]);
case AST_COMANDOS:
return joinTacs(code[0], code[1]);
case AST_BLOCO:
return code[0];
case AST_LISTA_PARAM_CHAMADA:
return joinTacs(code[0], code[1]);
case AST_ACESSO_VETOR:
return createVectorRead(code[0]->result, code[1]);
case AST_CHAMADA_FUNCAO:
return createFunctionCall(code[0]->result, code[1]);
case AST_EXPRESSAO_PARENTESES:
return code[0];
case AST_OP_SOMA:
return createTacOperation(TAC_OP_SOMA, code[0], code[1]);
case AST_OP_SUB:
return createTacOperation(TAC_OP_SUB, code[0], code[1]);
case AST_OP_MUL:
return createTacOperation(TAC_OP_MUL, code[0], code[1]);
case AST_OP_DIV:
return createTacOperation(TAC_OP_DIV, code[0], code[1]);
case AST_OP_MENOR:
return createTacOperation(TAC_OP_MENOR, code[0], code[1]);
case AST_OP_MAIOR:
return createTacOperation(TAC_OP_MAIOR, code[0], code[1]);
case AST_OP_LE:
return createTacOperation(TAC_OP_LE, code[0], code[1]);
case AST_OP_GE:
return createTacOperation(TAC_OP_GE, code[0], code[1]);
case AST_OP_EQ:
return createTacOperation(TAC_OP_EQ, code[0], code[1]);
case AST_OP_NE:
return createTacOperation(TAC_OP_NE, code[0], code[1]);
case AST_OP_AND:
return createTacOperation(TAC_OP_AND, code[0], code[1]);
case AST_OP_OR:
return createTacOperation(TAC_OP_OR, code[0], code[1]);
case AST_ATRIBUICAO:
return joinTacs(code[1], createTacNode(TAC_ATRIBUICAO, code[0]->result, resultAtribuicao(code[1])->result, NULL));
case AST_ATRIBUICAO_VETOR:
return createAssignVector(code[0]->result, resultAtribuicao(code[1]), resultAtribuicao(code[2]));
case AST_IF:
return createIF(code[0],code[1]);
case AST_IF_ELSE:
return createIF_ELSE(code[0],code[1],code[2]);
case AST_WHILE:
return createWHILE(code[0], code[1]);
case AST_INPUT:
return createInput(revertTac(code[0]));
case AST_LISTA_VARIAVEIS:
return joinTacs(code[0], code[1]);
case AST_OUTPUT:
return createOutput(revertTac(code[0]));
case AST_LISTA_ELEM_EXP:
return joinTacs(code[0], code[1]);
case AST_LISTA_ELEM_STRING:
return joinTacs(createTacNode(TAC_STRING, syntaxtree->symbol, NULL, NULL), code[0]);
case AST_RETURN:
return joinTacs(code[0], createTacNode(TAC_RETURN, code[0]->result, NULL, NULL));
case AST_KW_INT:
return createTacNode(TAC_KW_INT, syntaxtree->symbol, NULL, NULL);
case AST_KW_BOOL:
return createTacNode(TAC_KW_BOOL, syntaxtree->symbol, NULL, NULL);
case AST_KW_REAL:
return createTacNode(TAC_KW_REAL, syntaxtree->symbol, NULL, NULL);
case AST_KW_CHAR:
return createTacNode(TAC_KW_CHAR, syntaxtree->symbol, NULL, NULL);
case AST_LIT_INT:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_LIT_REAL:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_LIT_TRUE:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_LIT_FALSE:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_LIT_CHAR:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_LIT_STRING:
return createTacNode(TAC_SYMBOL, syntaxtree->symbol, NULL, NULL);
case AST_COMANDO_VAZIO:
return NULL;
case AST_SYMBOL_VAR:
return createTacNode(TAC_SYMBOL_VAR, syntaxtree->symbol, NULL, NULL);
case AST_SYMBOL_VET:
return createTacNode(TAC_SYMBOL_VET, syntaxtree->symbol, NULL, NULL);
case AST_SYMBOL_FUN:
return createTacNode(TAC_SYMBOL_FUN, syntaxtree->symbol, NULL, NULL);
default:
break;
}
}
