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Move function codegen data from IrFunction to new FuncGen.

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This change reduces memory consumption significantly by releasing the
memory held by the STL containers that are now inside FuncGen.
This commit is contained in:
Christian Kamm
2009-06-20 19:11:44 +02:00
parent 7dbe9baa37
commit 42b3da8ac7
7 changed files with 138 additions and 124 deletions
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20
gen/llvmhelpers.cpp
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@@ -211,8 +211,8 @@ void DtoGoto(Loc loc, Identifier* target, TryFinallyStatement* sourceFinally)
}
// find target basic block
std::string labelname = gIR->func()->getScopedLabelName(target->toChars());
llvm::BasicBlock*& targetBB = gIR->func()->labelToBB[labelname];
std::string labelname = gIR->func()->gen->getScopedLabelName(target->toChars());
llvm::BasicBlock*& targetBB = gIR->func()->gen->labelToBB[labelname];
if (targetBB == NULL)
targetBB = llvm::BasicBlock::Create("label_" + labelname, gIR->topfunc());
@@ -256,10 +256,10 @@ void EnclosingTryFinally::emitCode(IRState * p)
{
if (tf->finalbody)
{
llvm::BasicBlock* oldpad = p->func()->landingPad;
p->func()->landingPad = landingPad;
llvm::BasicBlock* oldpad = p->func()->gen->landingPad;
p->func()->gen->landingPad = landingPad;
tf->finalbody->toIR(p);
p->func()->landingPad = oldpad;
p->func()->gen->landingPad = oldpad;
}
}
@@ -274,8 +274,8 @@ void DtoEnclosingHandlers(Loc loc, Statement* target)
target = lblstmt->enclosingScopeExit;
// figure out up until what handler we need to emit
IrFunction::TargetScopeVec::reverse_iterator targetit = gIR->func()->targetScopes.rbegin();
IrFunction::TargetScopeVec::reverse_iterator it_end = gIR->func()->targetScopes.rend();
FuncGen::TargetScopeVec::reverse_iterator targetit = gIR->func()->gen->targetScopes.rbegin();
FuncGen::TargetScopeVec::reverse_iterator it_end = gIR->func()->gen->targetScopes.rend();
while(targetit != it_end) {
if (targetit->s == target) {
break;
@@ -297,14 +297,14 @@ void DtoEnclosingHandlers(Loc loc, Statement* target)
// since the labelstatements possibly inside are private
// and might already exist push a label scope
gIR->func()->pushUniqueLabelScope("enclosing");
IrFunction::TargetScopeVec::reverse_iterator it = gIR->func()->targetScopes.rbegin();
gIR->func()->gen->pushUniqueLabelScope("enclosing");
FuncGen::TargetScopeVec::reverse_iterator it = gIR->func()->gen->targetScopes.rbegin();
while (it != targetit) {
if (it->enclosinghandler)
it->enclosinghandler->emitCode(gIR);
++it;
}
gIR->func()->popLabelScope();
gIR->func()->gen->popLabelScope();
}
/****************************************************************************************/