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speedup: made the token simplifications a little faster

This commit is contained in:
Daniel Marjamäki 2009-05-03 21:32:22 +02:00
parent 7a8b980627
commit 96ebf343f1
1 changed files with 11 additions and 27 deletions
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38
src/tokenize.cpp
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@ -393,27 +393,29 @@ void Tokenizer::tokenize(std::istream &code, const char FileName[])
}
// typedef..
for (Token *tok = _tokens; tok;)
for (Token *tok = _tokens; tok; tok = tok->next())
{
if (Token::Match(tok, "typedef %type% %type% ;"))
if (tok->str() != "typedef")
continue;
if (Token::Match(tok->next(), "%type% %type% ;"))
{
const char *type1 = tok->strAt(1);
const char *type2 = tok->strAt(2);
tok = const_cast<Token*>(tok->tokAt(4));
tok = const_cast<Token*>(tok->tokAt(3));
for (Token *tok2 = tok; tok2; tok2 = tok2->next())
{
if (tok2->str() == type2)
tok2->str(type1);
}
continue;
}
else if (Token::Match(tok, "typedef %type% %type% %type% ;"))
else if (Token::Match(tok->next(), "%type% %type% %type% ;"))
{
const char *type1 = tok->strAt(1);
const char *type2 = tok->strAt(2);
const char *type3 = tok->strAt(3);
tok = const_cast<Token*>(tok->tokAt(5));
tok = const_cast<Token*>(tok->tokAt(4));
for (Token *tok2 = tok; tok2; tok2 = tok2->next())
{
if (tok2->str() == type3)
@ -423,10 +425,7 @@ void Tokenizer::tokenize(std::istream &code, const char FileName[])
tok2 = tok2->next();
}
}
continue;
}
tok = tok->next();
}
// Remove __asm..
@ -448,29 +447,14 @@ void Tokenizer::tokenize(std::istream &code, const char FileName[])
}
}
// Remove "volatile"
while (Token::simpleMatch(_tokens, "volatile"))
// Remove "volatile" and "mutable"
while (_tokens && (_tokens->str() == "volatile" || _tokens->str() == "mutable"))
{
_tokens->deleteThis();
}
for (Token *tok = _tokens; tok; tok = tok->next())
{
while (Token::simpleMatch(tok->next(), "volatile"))
{
tok->deleteNext();
}
}
// Remove "mutable"
while (Token::simpleMatch(_tokens, "mutable"))
{
Token *tok = _tokens;
_tokens = _tokens->next();
delete tok;
}
for (Token *tok = _tokens; tok; tok = tok->next())
{
while (Token::simpleMatch(tok->next(), "mutable"))
while (tok->next() && (tok->next()->str() == "volatile" || tok->next()->str() == "mutable"))
{
tok->deleteNext();
}