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evmjit homestead merge, compiles but tests do not pass yet

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debris
2016-02-04 13:13:08 +01:00
parent c5b81270a8
commit 3030b18683
3 changed files with 106 additions and 41 deletions
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2
evmjit/Cargo.toml
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@@ -1,6 +1,6 @@
[package]
name = "evmjit"
version = "0.1.0"
version = "0.9.0"
authors = ["debris <marek.kotewicz@gmail.com>"]
[lib]

103
evmjit/src/lib.rs
View File

@@ -42,10 +42,10 @@ pub use self::ffi::JitReturnCode as ReturnCode;
pub use self::ffi::JitI256 as I256;
pub use self::ffi::JitH256 as H256;
/// Takes care of proper initialization and destruction of `RuntimeData`.
/// Takes care of proper initialization and destruction of `RuntimeData`.
///
/// This handle must be used to create runtime data,
/// cause underneath it's a `C++` structure. Incombatible with rust
/// cause underneath it's a `C++` structure. Incompatible with rust
/// structs.
pub struct RuntimeDataHandle {
runtime_data: *mut JitRuntimeData
@@ -58,16 +58,6 @@ impl RuntimeDataHandle {
runtime_data: unsafe { evmjit_create_runtime_data() }
}
}
/// Returns immutable reference to runtime data.
pub fn runtime_data(&self) -> &JitRuntimeData {
unsafe { &*self.runtime_data }
}
/// Returns mutable reference to runtime data.
pub fn mut_runtime_data(&mut self) -> &mut JitRuntimeData {
unsafe { &mut *self.runtime_data }
}
}
impl Drop for RuntimeDataHandle {
@@ -80,13 +70,51 @@ impl Deref for RuntimeDataHandle {
type Target = JitRuntimeData;
fn deref(&self) -> &Self::Target {
self.runtime_data()
unsafe { &*self.runtime_data }
}
}
impl DerefMut for RuntimeDataHandle {
fn deref_mut(&mut self) -> &mut Self::Target {
self.mut_runtime_data()
unsafe { &mut *self.runtime_data }
}
}
/// Takes care of proper initilization and destruction of `JitSchedule`.
///
/// This handle must be used to jit schedule,
/// cause underneath it's a `C++` structure. Incompatible with rust
/// structs.
pub struct ScheduleHandle {
schedule: *mut JitSchedule
}
impl ScheduleHandle {
/// Creates new `Schedule` handle.
pub fn new() -> Self {
ScheduleHandle {
schedule: unsafe { evmjit_create_schedule() }
}
}
}
impl Drop for ScheduleHandle {
fn drop(&mut self) {
unsafe { evmjit_destroy_schedule(self.schedule) }
}
}
impl Deref for ScheduleHandle {
type Target = JitSchedule;
fn deref(&self) -> &Self::Target {
unsafe { &*self.schedule }
}
}
impl DerefMut for ScheduleHandle {
fn deref_mut(&mut self) -> &mut Self::Target {
unsafe { &mut *self.schedule }
}
}
@@ -98,6 +126,7 @@ impl DerefMut for RuntimeDataHandle {
pub struct ContextHandle {
context: *mut JitContext,
data_handle: RuntimeDataHandle,
schedule_handle: ScheduleHandle
}
impl ContextHandle {
@@ -107,19 +136,20 @@ impl ContextHandle {
/// We also can't make ExtHandle a member of `ContextHandle` structure,
/// cause this would be a move operation or it would require a template
/// lifetime to a reference. Both solutions are not possible.
pub unsafe fn new(data_handle: RuntimeDataHandle, ext: &mut ExtHandle) -> Self {
pub unsafe fn new(data_handle: RuntimeDataHandle, schedule_handle: ScheduleHandle, ext: &mut ExtHandle) -> Self {
let mut handle = ContextHandle {
context: std::mem::uninitialized(),
schedule_handle: schedule_handle,
data_handle: data_handle,
};
handle.context = evmjit_create_context(handle.data_handle.mut_runtime_data(), ext);
handle.context = evmjit_create_context(handle.data_handle.deref_mut(), ext);
handle
}
/// Executes context.
pub fn exec(&mut self) -> JitReturnCode {
unsafe { evmjit_exec(self.context) }
unsafe { evmjit_exec(self.context, self.schedule_handle.deref_mut()) }
}
/// Returns output data.
@@ -162,13 +192,15 @@ pub trait Ext {
fn call(&mut self,
io_gas: *mut u64,
call_gas: u64,
sender_address: *const JitH256,
receive_address: *const JitH256,
value: *const JitI256,
code_address: *const JitH256,
transfer_value: *const JitI256,
apparent_value: *const JitI256,
in_beg: *const u8,
in_size: u64,
out_beg: *mut u8,
out_size: u64,
code_address: *const JitH256) -> bool;
out_size: u64) -> bool;
fn log(&mut self,
beg: *const u8,
@@ -292,7 +324,8 @@ pub mod ffi {
pub address: JitI256,
pub caller: JitI256,
pub origin: JitI256,
pub call_value: JitI256,
pub transfer_value: JitI256,
pub apparent_value: JitI256,
pub author: JitI256,
pub difficulty: JitI256,
pub gas_limit: JitI256,
@@ -303,6 +336,13 @@ pub mod ffi {
pub code_hash: JitI256
}
#[repr(C)]
#[derive(Debug)]
/// Configurable properties of git schedule.
pub struct JitSchedule {
pub have_delegate_call: bool
}
#[no_mangle]
pub unsafe extern "C" fn env_sload(ext: *const ExtHandle, index: *const JitI256, out_value: *mut JitI256) {
let ext = &*ext;
@@ -342,15 +382,17 @@ pub mod ffi {
pub unsafe extern "C" fn env_call(ext: *mut ExtHandle,
io_gas: *mut u64,
call_gas: u64,
sender_address: *const JitH256,
receive_address: *const JitH256,
value: *const JitI256,
code_address: *const JitH256,
transfer_value: *const JitI256,
apparent_value: *const JitI256,
in_beg: *const u8,
in_size: u64,
out_beg: *mut u8,
out_size: u64,
code_address: *const JitH256) -> bool {
out_size: u64) -> bool {
let ext = &mut *ext;
ext.call(io_gas, call_gas, receive_address, value, in_beg, in_size, out_beg, out_size, code_address)
ext.call(io_gas, call_gas, sender_address, receive_address, code_address, transfer_value, apparent_value, in_beg, in_size, out_beg, out_size)
}
#[no_mangle]
@@ -385,10 +427,12 @@ pub mod ffi {
#[link(name="evmjit")]
extern "C" {
pub fn evmjit_create_schedule() -> *mut JitSchedule;
pub fn evmjit_destroy_schedule(schedule: *mut JitSchedule);
pub fn evmjit_create_runtime_data() -> *mut JitRuntimeData;
pub fn evmjit_destroy_runtime_data(data: *mut JitRuntimeData);
pub fn evmjit_destroy_context(context: *mut JitContext);
pub fn evmjit_exec(context: *mut JitContext) -> JitReturnCode;
pub fn evmjit_exec(context: *mut JitContext, schedule: *mut JitSchedule) -> JitReturnCode;
}
// ExtHandle is not a C type, so we need to allow "improper_ctypes"
@@ -403,11 +447,13 @@ pub mod ffi {
fn ffi_test() {
unsafe {
let data = evmjit_create_runtime_data();
let schedule = evmjit_create_schedule();
let context = evmjit_create_context(data, &mut ExtHandle::empty());
let code = evmjit_exec(context);
let code = evmjit_exec(context, schedule);
assert_eq!(code, JitReturnCode::Stop);
evmjit_destroy_schedule(schedule);
evmjit_destroy_runtime_data(data);
evmjit_destroy_context(context);
}
@@ -416,7 +462,8 @@ fn ffi_test() {
#[test]
fn handle_test() {
unsafe {
let mut context = ContextHandle::new(RuntimeDataHandle::new(), &mut ExtHandle::empty());
let mut ext = ExtHandle::empty();
let mut context = ContextHandle::new(RuntimeDataHandle::new(), ScheduleHandle::new(), &mut ext);
assert_eq!(context.exec(), ReturnCode::Stop);
}
}