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Handle bytecode as bytes

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This commit is contained in:
Paweł Bylica 2014-11-14 11:07:05 +01:00
parent 2bd4d6cd07
commit 86334f5eff
6 changed files with 10 additions and 11 deletions
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2
evmcc/evmcc.cpp
View file

@ -121,7 +121,7 @@ int main(int argc, char** argv)
compilerOptions.optimizeStack = options.count("optimize-stack") > 0;
auto compiler = eth::jit::Compiler(compilerOptions);
auto module = compiler.compile({bytecode.data(), bytecode.size()});
auto module = compiler.compile(bytecode);
auto compilationEndTime = std::chrono::high_resolution_clock::now();

6
libevmjit/Compiler.cpp
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@ -39,7 +39,7 @@ Compiler::Compiler(Options const& _options):
Type::init(m_builder.getContext());
}
void Compiler::createBasicBlocks(bytesConstRef _bytecode)
void Compiler::createBasicBlocks(bytes const& _bytecode)
{
std::set<ProgramCounter> splitPoints; // Sorted collections of instruction indices where basic blocks start/end
@ -151,7 +151,7 @@ void Compiler::createBasicBlocks(bytesConstRef _bytecode)
m_indirectJumpTargets.push_back(&basicBlocks.find(*it)->second);
}
std::unique_ptr<llvm::Module> Compiler::compile(bytesConstRef _bytecode)
std::unique_ptr<llvm::Module> Compiler::compile(bytes const& _bytecode)
{
auto module = std::unique_ptr<llvm::Module>(new llvm::Module("main", m_builder.getContext()));
@ -247,7 +247,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(bytesConstRef _bytecode)
}
void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytesConstRef _bytecode, RuntimeManager& _runtimeManager,
void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode, RuntimeManager& _runtimeManager,
Arith256& _arith, Memory& _memory, Ext& _ext, GasMeter& _gasMeter, llvm::BasicBlock* _nextBasicBlock)
{
if (!_nextBasicBlock) // this is the last block in the code

6
libevmjit/Compiler.h
View file

@ -40,13 +40,13 @@ public:
Compiler(Options const& _options);
std::unique_ptr<llvm::Module> compile(bytesConstRef _bytecode);
std::unique_ptr<llvm::Module> compile(bytes const& _bytecode);
private:
void createBasicBlocks(bytesConstRef _bytecode);
void createBasicBlocks(bytes const& _bytecode);
void compileBasicBlock(BasicBlock& _basicBlock, bytesConstRef _bytecode, class RuntimeManager& _runtimeManager, class Arith256& _arith, class Memory& _memory, class Ext& _ext, class GasMeter& _gasMeter, llvm::BasicBlock* _nextBasicBlock);
void compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode, class RuntimeManager& _runtimeManager, class Arith256& _arith, class Memory& _memory, class Ext& _ext, class GasMeter& _gasMeter, llvm::BasicBlock* _nextBasicBlock);
void removeDeadBlocks();

3
libevmjit/ExecutionEngine.cpp
View file

@ -100,8 +100,7 @@ int ExecutionEngine::run(std::unique_ptr<llvm::Module> _module, u256& _gas, ExtV
_ext->currentBlock.gasLimit = 1008;
std::string calldata = "Hello the Beautiful World of Ethereum!";
_ext->data = calldata;
unsigned char fakecode[] = {0x0d, 0x0e, 0x0a, 0x0d, 0x0b, 0x0e, 0xe, 0xf};
_ext->code = decltype(_ext->code)(fakecode, 8);
_ext->code = { 0x0d, 0x0e, 0x0a, 0x0d, 0x0b, 0x0e, 0xe, 0xf };
}
auto entryFunc = module->getFunction("main");

2
libevmjit/Utils.cpp
View file

@ -35,7 +35,7 @@ i256 eth2llvm(u256 _u)
return i;
}
u256 readPushData(const byte*& _curr, const byte* _end)
u256 readPushData(bytes::const_iterator& _curr, bytes::const_iterator _end)
{
auto pushInst = *_curr;
assert(Instruction(pushInst) >= Instruction::PUSH1 && Instruction(pushInst) <= Instruction::PUSH32);

2
libevmjit/Utils.h
View file

@ -33,7 +33,7 @@ i256 eth2llvm(u256);
/// Reads PUSH data from pointed fragment of bytecode and constructs number out of it
/// Reading out of bytecode means reading 0
/// @param _curr is updates and points the last real byte read
u256 readPushData(const byte*& _curr, const byte* _end);
u256 readPushData(bytes::const_iterator& _curr, bytes::const_iterator _end);
#define ANY_PUSH PUSH1: \
case Instruction::PUSH2: \