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Refactor SymbolTableListTraits to only have a single pointer in it, instead

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of two.  This shrinkifies Function by 8 bytes (104->96) and Module by 8
bytes (68->60).  On a testcase of mine, this reduces the memory used to
read a module header from 565680b to 561024, a little over 4K.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36188 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-04-17 03:26:42 +00:00
parent 205c27d4a9
commit 17fcdd5e1b
13 changed files with 138 additions and 113 deletions
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7
lib/VMCore/Function.cpp
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@@ -44,8 +44,8 @@ iplist<Argument> &ilist_traits<Argument>::getList(Function *F) {
// Explicit instantiations of SymbolTableListTraits since some of the methods
// are not in the public header file...
template class SymbolTableListTraits<Argument, Function, Function>;
template class SymbolTableListTraits<BasicBlock, Function, Function>;
template class SymbolTableListTraits<Argument, Function>;
template class SymbolTableListTraits<BasicBlock, Function>;
//===----------------------------------------------------------------------===//
// Argument Implementation
@@ -144,9 +144,7 @@ Function::Function(const FunctionType *Ty, LinkageTypes Linkage,
ParamAttrs = 0;
CallingConvention = 0;
BasicBlocks.setItemParent(this);
BasicBlocks.setParent(this);
ArgumentList.setItemParent(this);
ArgumentList.setParent(this);
SymTab = new ValueSymbolTable();
assert((getReturnType()->isFirstClassType() ||getReturnType() == Type::VoidTy)
@@ -171,7 +169,6 @@ Function::~Function() {
// Delete all of the method arguments and unlink from symbol table...
ArgumentList.clear();
ArgumentList.setParent(0);
delete SymTab;
}