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Improve Stack code formatting

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This commit is contained in:
Paweł Bylica 2014-10-29 16:19:13 +01:00
parent 7e3a9f4984
commit fa6d4c63dc
2 changed files with 33 additions and 39 deletions
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34
libevmjit/Stack.cpp
View file

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

2
libevmjit/Stack.h
View file

@ -15,9 +15,7 @@ class RuntimeManager;
class Stack : public CompilerHelper class Stack : public CompilerHelper
{ {
public: public:
Stack(llvm::IRBuilder<>& builder, RuntimeManager& runtimeManager); Stack(llvm::IRBuilder<>& builder, RuntimeManager& runtimeManager);
virtual ~Stack();
llvm::Value* get(size_t _index); llvm::Value* get(size_t _index);
void set(size_t _index, llvm::Value* _value); void set(size_t _index, llvm::Value* _value);