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@ -14,8 +14,8 @@ namespace eth |
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namespace jit |
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namespace jit |
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{ |
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{ |
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Stack::Stack(llvm::IRBuilder<>& _builder, RuntimeManager& _runtimeManager) |
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Stack::Stack(llvm::IRBuilder<>& _builder, RuntimeManager& _runtimeManager): |
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: CompilerHelper(_builder), |
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CompilerHelper(_builder), |
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m_runtimeManager(_runtimeManager) |
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m_runtimeManager(_runtimeManager) |
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{ |
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{ |
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m_arg = m_builder.CreateAlloca(Type::i256, nullptr, "stack.arg"); |
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m_arg = m_builder.CreateAlloca(Type::i256, nullptr, "stack.arg"); |
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@ -36,9 +36,6 @@ Stack::Stack(llvm::IRBuilder<>& _builder, RuntimeManager& _runtimeManager) |
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m_set = Function::Create(FunctionType::get(Type::Void, getSetArgTypes, false), Linkage::ExternalLinkage, "stack_set", module); |
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m_set = Function::Create(FunctionType::get(Type::Void, getSetArgTypes, false), Linkage::ExternalLinkage, "stack_set", module); |
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} |
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} |
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Stack::~Stack() |
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{} |
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llvm::Value* Stack::get(size_t _index) |
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llvm::Value* Stack::get(size_t _index) |
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{ |
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{ |
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m_builder.CreateCall3(m_get, m_runtimeManager.getRuntimePtr(), llvm::ConstantInt::get(Type::Size, _index, false), m_arg); |
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m_builder.CreateCall3(m_get, m_runtimeManager.getRuntimePtr(), llvm::ConstantInt::get(Type::Size, _index, false), m_arg); |
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@ -71,46 +68,45 @@ size_t Stack::maxStackSize = 0; |
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extern "C" |
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extern "C" |
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{ |
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{ |
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using namespace dev::eth::jit; |
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using namespace dev::eth::jit; |
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EXPORT void stack_pop(Runtime* _rt, uint64_t _count) |
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EXPORT void stack_pop(Runtime* _rt, uint64_t _count) |
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{ |
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{ |
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auto& stack = _rt->getStack(); |
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auto& stack = _rt->getStack(); |
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if (stack.size() < _count) |
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if (stack.size() < _count) |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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stack.erase(stack.end() - _count, stack.end()); |
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stack.erase(stack.end() - _count, stack.end()); |
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} |
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} |
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EXPORT void stack_push(Runtime* _rt, i256* _word) |
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EXPORT void stack_push(Runtime* _rt, i256* _word) |
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{ |
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{ |
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auto& stack = _rt->getStack(); |
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auto& stack = _rt->getStack(); |
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stack.push_back(*_word); |
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stack.push_back(*_word); |
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if (stack.size() > Stack::maxStackSize) |
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if (stack.size() > Stack::maxStackSize) |
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Stack::maxStackSize = stack.size(); |
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Stack::maxStackSize = stack.size(); |
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} |
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} |
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EXPORT void stack_get(Runtime* _rt, uint64_t _index, i256* _ret) |
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EXPORT void stack_get(Runtime* _rt, uint64_t _index, i256* _ret) |
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{ |
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{ |
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auto& stack = _rt->getStack(); |
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auto& stack = _rt->getStack(); |
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// TODO: encode _index and stack size in the return code
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// TODO: encode _index and stack size in the return code
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if (stack.size() <= _index) |
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if (stack.size() <= _index) |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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*_ret = *(stack.rbegin() + _index); |
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*_ret = *(stack.rbegin() + _index); |
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} |
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} |
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EXPORT void stack_set(Runtime* _rt, uint64_t _index, i256* _word) |
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EXPORT void stack_set(Runtime* _rt, uint64_t _index, i256* _word) |
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{ |
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{ |
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auto& stack = _rt->getStack(); |
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auto& stack = _rt->getStack(); |
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// TODO: encode _index and stack size in the return code
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// TODO: encode _index and stack size in the return code
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if (stack.size() <= _index) |
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if (stack.size() <= _index) |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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longjmp(_rt->getJmpBuf(), static_cast<uint64_t>(ReturnCode::StackTooSmall)); |
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*(stack.rbegin() + _index) = *_word; |
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*(stack.rbegin() + _index) = *_word; |
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} |
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} |
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} // extern "C"
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} // extern "C"
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