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Rewrote core algebraic parser

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Added trivial float support
Added local labels and vastly improved label support
Fixed some crash bugs
This commit is contained in:
David Anderson
2004-08-11 08:14:54 +00:00
parent 74d278d1c6
commit 7acc70ee62
15 changed files with 444 additions and 185 deletions
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41
compiler/scasm/amx_label.cpp
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@ -91,7 +91,7 @@ void LabelMngr::QueueLabel(std::string &sym, Asm *ASM)
LQ[d].push(ASM);
}
void LabelMngr::CompleteQueue()
void LabelMngr::CompleteQueue(bool isLocal)
{
std::map<std::string,std::stack<Asm *> >::iterator i;
std::stack<Asm *> *stk = 0;
@ -106,13 +106,22 @@ void LabelMngr::CompleteQueue()
stk = &((*i).second);
if (p == NULL || p->cip == LabelMngr::ncip)
{
CError->ErrorMsg(Err_Bad_Label);
}
while (!stk->empty())
{
ASM = stk->top();
ASM->params[0] = p->cip;
stk->pop();
if ((!isLocal || (isLocal && search[0]=='_')) && CError)
{
while (!stk->empty())
{
CError->SetLine(stk->top()->line);
CError->ErrorMsg(Err_Bad_Lbel);
stk->pop();
}
}
} else {
while (!stk->empty())
{
ASM = stk->top();
ASM->params[0] = p->cip;
stk->pop();
}
}
}
@ -129,4 +138,20 @@ int LabelMngr::GetCip(std::string &sym)
return ncip;
return p->cip;
}
bool LabelMngr::EraseLabel(std::string &sym)
{
std::vector<LabelMngr::Label *>::iterator i;
for (i=List.begin(); i!=List.end(); i++)
{
if ( (*i)->sym->IsEqual(sym) )
{
List.erase(i);
return true;
}
}
return false;
}