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speed up checkmemoryleak by caching commonly looked up stuff in the symbol database (#4266)

This commit is contained in:
Robert Reif 2012-10-21 09:07:51 +02:00 committed by Daniel Marjamäki
parent 9bc2a62c1e
commit d1fad4b762
1 changed files with 36 additions and 45 deletions
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81
lib/checkmemoryleak.cpp
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@ -541,12 +541,10 @@ void CheckMemoryLeakInFunction::parse_noreturn()
noreturn.insert("pthread_exit");
}
std::list<Scope>::const_iterator scope;
for (scope = symbolDatabase->scopeList.begin(); scope != symbolDatabase->scopeList.end(); ++scope) {
// only check functions
if (scope->type != Scope::eFunction)
continue;
// only check functions
const std::size_t functions = symbolDatabase->functionScopes.size();
for (std::size_t i = 0; i < functions; ++i) {
const Scope * scope = symbolDatabase->functionScopes[i];
// parse this function to check if it contains an "exit" call..
bool isNoreturn = false;
@ -2125,12 +2123,10 @@ static bool isNoArgument(const SymbolDatabase* symbolDatabase, unsigned int vari
void CheckMemoryLeakInFunction::checkReallocUsage()
{
std::list<Scope>::const_iterator scope;
for (scope = symbolDatabase->scopeList.begin(); scope != symbolDatabase->scopeList.end(); ++scope) {
// only check functions
if (scope->type != Scope::eFunction)
continue;
// only check functions
const std::size_t functions = symbolDatabase->functionScopes.size();
for (std::size_t i = 0; i < functions; ++i) {
const Scope * scope = symbolDatabase->functionScopes[i];
// Search for the "var = realloc(var, 100" pattern within this function
for (const Token *tok = scope->classStart->next(); tok != scope->classEnd; tok = tok->next()) {
@ -2200,10 +2196,9 @@ void CheckMemoryLeakInFunction::check()
parse_noreturn();
// Check locking/unlocking of global resources..
for (std::list<Scope>::const_iterator scope = symbolDatabase->scopeList.begin(); scope != symbolDatabase->scopeList.end(); ++scope) {
// only check functions
if (scope->type != Scope::eFunction)
continue;
const std::size_t functions = symbolDatabase->functionScopes.size();
for (std::size_t i = 0; i < functions; ++i) {
const Scope * scope = symbolDatabase->functionScopes[i];
checkScope(scope->classStart->next(), "", 0, scope->functionOf != NULL, 1);
}
@ -2270,35 +2265,33 @@ void CheckMemoryLeakInClass::check()
{
const SymbolDatabase *symbolDatabase = _tokenizer->getSymbolDatabase();
std::list<Scope>::const_iterator scope;
// only check classes and structures
const std::size_t classes = symbolDatabase->classAndStructScopes.size();
for (std::size_t i = 0; i < classes; ++i) {
const Scope * scope = symbolDatabase->classAndStructScopes[i];
std::list<Variable>::const_iterator var;
for (var = scope->varlist.begin(); var != scope->varlist.end(); ++var) {
if (!var->isStatic() && var->isPointer()) {
// allocation but no deallocation of private variables in public function..
const Token *tok = var->typeStartToken();
if (tok->str() == "const")
tok = tok->next();
if (tok->isStandardType()) {
if (var->isPrivate())
checkPublicFunctions(&(*scope), var->nameToken());
for (scope = symbolDatabase->scopeList.begin(); scope != symbolDatabase->scopeList.end(); ++scope) {
// only check classes and structures
if (scope->isClassOrStruct()) {
std::list<Variable>::const_iterator var;
for (var = scope->varlist.begin(); var != scope->varlist.end(); ++var) {
if (!var->isStatic() && var->isPointer()) {
// allocation but no deallocation of private variables in public function..
const Token *tok = var->typeStartToken();
if (tok->str() == "const")
tok = tok->next();
if (tok->isStandardType()) {
variable(&(*scope), var->nameToken());
}
// known class?
else if (var->type()) {
// not derived?
if (var->type()->derivedFrom.empty()) {
if (var->isPrivate())
checkPublicFunctions(&(*scope), var->nameToken());
variable(&(*scope), var->nameToken());
}
// known class?
else if (var->type()) {
// not derived?
if (var->type()->derivedFrom.empty()) {
if (var->isPrivate())
checkPublicFunctions(&(*scope), var->nameToken());
variable(&(*scope), var->nameToken());
}
}
}
}
}
@ -2687,12 +2680,10 @@ void CheckMemoryLeakNoVar::check()
const SymbolDatabase *symbolDatabase = _tokenizer->getSymbolDatabase();
std::list<Scope>::const_iterator scope;
for (scope = symbolDatabase->scopeList.begin(); scope != symbolDatabase->scopeList.end(); ++scope) {
// only check functions
if (scope->type != Scope::eFunction)
continue;
// only check functions
const std::size_t functions = symbolDatabase->functionScopes.size();
for (std::size_t i = 0; i < functions; ++i) {
const Scope * scope = symbolDatabase->functionScopes[i];
// goto the "}" that ends the executable scope..
const Token *tok = scope->classEnd;