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Remove unused code

cl-refactor
Paweł Bylica 10 years ago
parent
commit
7dd279e64e
  1. 90
      evmjit/libevmjit/Stack.cpp
  2. 3
      evmjit/libevmjit/Stack.h

90
evmjit/libevmjit/Stack.cpp

@ -23,96 +23,6 @@ Stack::Stack(llvm::IRBuilder<>& _builder, RuntimeManager& _runtimeManager):
m_stack(_builder, "stack")
{}
llvm::Function* Stack::getPushFunc()
{
auto& func = m_push;
if (!func)
{
llvm::Type* argTypes[] = {Type::RuntimePtr, Type::Word};
func = llvm::Function::Create(llvm::FunctionType::get(Type::Void, argTypes, false), llvm::Function::ExternalLinkage, "stack.push", getModule());
llvm::Type* extArgTypes[] = {Type::RuntimePtr, Type::WordPtr};
auto extPushFunc = llvm::Function::Create(llvm::FunctionType::get(Type::Void, extArgTypes, false), llvm::Function::ExternalLinkage, "stack_push", getModule());
auto rt = &func->getArgumentList().front();
rt->setName("rt");
auto value = rt->getNextNode();
value->setName("value");
InsertPointGuard guard{m_builder};
auto entryBB = llvm::BasicBlock::Create(m_builder.getContext(), {}, func);
m_builder.SetInsertPoint(entryBB);
auto a = m_builder.CreateAlloca(Type::Word);
m_builder.CreateStore(value, a);
createCall(extPushFunc, {rt, a});
m_builder.CreateRetVoid();
}
return func;
}
llvm::Function* Stack::getSetFunc()
{
auto& func = m_set;
if (!func)
{
llvm::Type* argTypes[] = {Type::RuntimePtr, Type::Size, Type::Word};
func = llvm::Function::Create(llvm::FunctionType::get(Type::Void, argTypes, false), llvm::Function::ExternalLinkage, "stack.set", getModule());
llvm::Type* extArgTypes[] = {Type::RuntimePtr, Type::Size, Type::WordPtr};
auto extSetFunc = llvm::Function::Create(llvm::FunctionType::get(Type::Void, extArgTypes, false), llvm::Function::ExternalLinkage, "stack_set", getModule());
auto rt = &func->getArgumentList().front();
rt->setName("rt");
auto index = rt->getNextNode();
index->setName("index");
auto value = index->getNextNode();
value->setName("value");
InsertPointGuard guard{m_builder};
auto entryBB = llvm::BasicBlock::Create(m_builder.getContext(), {}, func);
m_builder.SetInsertPoint(entryBB);
auto a = m_builder.CreateAlloca(Type::Word);
m_builder.CreateStore(value, a);
createCall(extSetFunc, {rt, index, a});
m_builder.CreateRetVoid();
}
return func;
}
llvm::Function* Stack::getPopFunc()
{
auto& func = m_pop;
if (!func)
{
llvm::Type* argTypes[] = {Type::RuntimePtr, Type::Size, Type::BytePtr};
func = llvm::Function::Create(llvm::FunctionType::get(Type::Void, argTypes, false), llvm::Function::ExternalLinkage, "stack.pop", getModule());
llvm::Type* extArgTypes[] = {Type::RuntimePtr, Type::Size};
auto extPopFunc = llvm::Function::Create(llvm::FunctionType::get(Type::Bool, extArgTypes, false), llvm::Function::ExternalLinkage, "stack_pop", getModule());
auto rt = &func->getArgumentList().front();
rt->setName("rt");
auto index = rt->getNextNode();
index->setName("index");
auto jmpBuf = index->getNextNode();
jmpBuf->setName("jmpBuf");
InsertPointGuard guard{m_builder};
auto entryBB = llvm::BasicBlock::Create(m_builder.getContext(), {}, func);
auto underflowBB = llvm::BasicBlock::Create(m_builder.getContext(), "Underflow", func);
auto returnBB = llvm::BasicBlock::Create(m_builder.getContext(), "Return", func);
m_builder.SetInsertPoint(entryBB);
auto ok = createCall(extPopFunc, {rt, index});
m_builder.CreateCondBr(ok, returnBB, underflowBB); //TODO: Add branch weight
m_builder.SetInsertPoint(underflowBB);
m_runtimeManager.abort(jmpBuf);
m_builder.CreateUnreachable();
m_builder.SetInsertPoint(returnBB);
m_builder.CreateRetVoid();
}
return func;
}
llvm::Function* Stack::getGetFunc()
{
auto& func = m_get;

3
evmjit/libevmjit/Stack.h

@ -24,10 +24,7 @@ public:
void free() { m_stack.free(); }
private:
llvm::Function* getPopFunc();
llvm::Function* getPushFunc();
llvm::Function* getGetFunc();
llvm::Function* getSetFunc();
RuntimeManager& m_runtimeManager;

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