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37 lines
767 B
37 lines
767 B
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#include "Runtime.h"
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#include <llvm/IR/GlobalVariable.h>
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#include <llvm/IR/Function.h>
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#include <llvm/IR/IntrinsicInst.h>
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namespace dev
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{
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namespace eth
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{
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namespace jit
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{
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Runtime::Runtime(RuntimeData* _data, Env* _env) :
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m_data(*_data),
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m_env(*_env),
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m_currJmpBuf(m_jmpBuf)
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{}
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bytes Runtime::getReturnData() const // FIXME: Reconsider returning by copy
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{
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// TODO: Handle large indexes
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auto offset = static_cast<size_t>(llvm2eth(m_data.elems[RuntimeData::ReturnDataOffset]));
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auto size = static_cast<size_t>(llvm2eth(m_data.elems[RuntimeData::ReturnDataSize]));
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assert(offset + size <= m_memory.size() || size == 0);
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if (offset + size > m_memory.size())
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return {};
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auto dataBeg = m_memory.begin() + offset;
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return {dataBeg, dataBeg + size};
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}
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}
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}
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}
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