#include <BasicBlock.h>

Inheritance diagram for dev::eth::jit::LocalStack:

Collaboration diagram for dev::eth::jit::LocalStack:

Public Member Functions
	LocalStack (IRBuilder &_builder, RuntimeManager &_runtimeManager)

void	push (llvm::Value *_value)
	Pushes value on stack. More...

llvm::Value *	pop ()
	Pops and returns top value. More...

void	dup (size_t _index)
	Duplicates _index'th value on stack. More...

void	swap (size_t _index)
	Swaps _index'th value on stack with a value on stack top. More...

ssize_t	size () const

ssize_t	minSize () const

ssize_t	maxSize () const

void	finalize ()
	Finalize local stack: check the requirements and update of the global stack. More...

Private Member Functions
llvm::Value *	get (size_t _index)
	Gets _index'th value from top (counting from 0) More...

void	set (size_t _index, llvm::Value *_value)
	Sets _index'th value from top (counting from 0) More...

llvm::Function *	getStackPrepareFunc ()

Private Attributes
std::vector< llvm::Value * >	m_input
	Items fetched from global stack. More...

std::vector< llvm::Value * >	m_local
	Local stack items that has not been pushed to global stack. First item is just above global stack. More...

llvm::CallInst *	m_sp = nullptr
	Call to stack.prepare function which returns stack pointer for current basic block. More...

ssize_t	m_globalPops = 0
	Number of items poped from global stack. In other words: global - local stack overlap. More...

ssize_t	m_minSize = 0
	Minimum reached local stack size. Can be negative. More...

ssize_t	m_maxSize = 0
	Maximum reached local stack size. More...

Additional Inherited Members
Protected Member Functions inherited from dev::eth::jit::CompilerHelper
	CompilerHelper (IRBuilder &_builder)

	CompilerHelper (const CompilerHelper &)=delete

CompilerHelper &	operator= (CompilerHelper)=delete

llvm::Module *	getModule ()
	Reference to the IR module being compiled. More...

llvm::Function *	getMainFunction ()
	Reference to the main module function. More...

Protected Attributes inherited from dev::eth::jit::CompilerHelper
IRBuilder &	m_builder
	Reference to parent compiler IR builder. More...

Detailed Description

Definition at line 19 of file BasicBlock.h.

Constructor & Destructor Documentation

dev::eth::jit::LocalStack::LocalStack	(	IRBuilder &	_builder,
		RuntimeManager &	_runtimeManager
	)

explicit

Definition at line 33 of file BasicBlock.cpp.

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Member Function Documentation

void dev::eth::jit::LocalStack::dup ( size_t _index )

Duplicates _index'th value on stack.

Copies the _index-th element of the local stack and pushes it back on the top.

Definition at line 65 of file BasicBlock.cpp.

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void dev::eth::jit::LocalStack::finalize ( )

Finalize local stack: check the requirements and update of the global stack.

Definition at line 117 of file BasicBlock.cpp.

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llvm::Value * dev::eth::jit::LocalStack::get ( size_t _index )

private

Gets _index'th value from top (counting from 0)

Definition at line 81 of file BasicBlock.cpp.

llvm::Function * dev::eth::jit::LocalStack::getStackPrepareFunc ( )

private

Definition at line 146 of file BasicBlock.cpp.

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ssize_t dev::eth::jit::LocalStack::maxSize ( ) const

inline

Definition at line 39 of file BasicBlock.h.

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ssize_t dev::eth::jit::LocalStack::minSize ( ) const

inline

Definition at line 38 of file BasicBlock.h.

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llvm::Value * dev::eth::jit::LocalStack::pop ( )

Pops and returns top value.

Definition at line 50 of file BasicBlock.cpp.

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void dev::eth::jit::LocalStack::push ( llvm::Value * _value )

Pushes value on stack.

Definition at line 43 of file BasicBlock.cpp.

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void dev::eth::jit::LocalStack::set	(	size_t	_index,
		llvm::Value *	_value
	)

private

Sets _index'th value from top (counting from 0)

Definition at line 103 of file BasicBlock.cpp.

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ssize_t dev::eth::jit::LocalStack::size ( ) const

inline

Definition at line 37 of file BasicBlock.h.

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void dev::eth::jit::LocalStack::swap ( size_t _index )

Swaps _index'th value on stack with a value on stack top.

Swaps the top element with the _index-th element of the local stack.

Parameters

_index Index of value to be swaped. Must be > 0.

< _index must not be 0.

Definition at line 72 of file BasicBlock.cpp.

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Member Data Documentation

ssize_t dev::eth::jit::LocalStack::m_globalPops = 0

private

Number of items poped from global stack. In other words: global - local stack overlap.

Definition at line 62 of file BasicBlock.h.

std::vector<llvm::Value*> dev::eth::jit::LocalStack::m_input

private

Items fetched from global stack.

First element matches the top of the global stack. Can contain nulls if some items has been skipped.

Definition at line 55 of file BasicBlock.h.

std::vector<llvm::Value*> dev::eth::jit::LocalStack::m_local

private

Local stack items that has not been pushed to global stack. First item is just above global stack.

Definition at line 58 of file BasicBlock.h.

ssize_t dev::eth::jit::LocalStack::m_maxSize = 0

private

Maximum reached local stack size.

Definition at line 64 of file BasicBlock.h.

ssize_t dev::eth::jit::LocalStack::m_minSize = 0

private

Minimum reached local stack size. Can be negative.

Definition at line 63 of file BasicBlock.h.

llvm::CallInst* dev::eth::jit::LocalStack::m_sp = nullptr

private

Call to stack.prepare function which returns stack pointer for current basic block.

Definition at line 60 of file BasicBlock.h.

The documentation for this class was generated from the following files:

src/cpp-ethereum/evmjit/libevmjit/BasicBlock.h
src/cpp-ethereum/evmjit/libevmjit/BasicBlock.cpp

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation