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Update JitVm to new EVM JIT ABI (C interface)

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This commit is contained in:
Paweł Bylica 2015-01-26 18:02:09 +01:00
parent c71aff99db
commit 079c59b929
1 changed files with 11 additions and 17 deletions
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26
vm/vm_jit.go
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@ -3,17 +3,10 @@
package vm
/*
#include <stdint.h>
#include <stdlib.h>
struct evmjit_result
{
int32_t returnCode;
uint64_t returnDataSize;
void* returnData;
};
struct evmjit_result evmjit_run(void* _data, void* _env);
void* evmjit_create();
int evmjit_run(void* _jit, void* _data, void* _env);
void evmjit_destroy(void* _jit);
// Shared library evmjit (e.g. libevmjit.so) is expected to be installed in /usr/local/lib
// More: https://github.com/ethereum/evmjit
@ -188,17 +181,17 @@ func (self *JitVm) Run(me, caller ContextRef, code []byte, value, gas, price *bi
self.data.code = getDataPtr(code)
self.data.codeSize = uint64(len(code))
result := C.evmjit_run(unsafe.Pointer(&self.data), unsafe.Pointer(self))
jit := C.evmjit_create()
retCode := C.evmjit_run(jit, unsafe.Pointer(&self.data), unsafe.Pointer(self))
if result.returnCode >= 100 {
if retCode < 0 {
err = errors.New("OOG from JIT")
gas.SetInt64(0) // Set gas to 0, JIT does not bother
} else {
gas.SetInt64(self.data.gas)
if result.returnCode == 1 { // RETURN
ret = C.GoBytes(result.returnData, C.int(result.returnDataSize))
C.free(result.returnData)
} else if result.returnCode == 2 { // SUICIDE
if retCode == 1 { // RETURN
ret = C.GoBytes(unsafe.Pointer(self.data.callData), C.int(self.data.callDataSize))
} else if retCode == 2 { // SUICIDE
// TODO: Suicide support logic should be moved to Env to be shared by VM implementations
state := self.Env().State()
receiverAddr := llvm2hashRef(bswap(&self.data.address))
@ -209,6 +202,7 @@ func (self *JitVm) Run(me, caller ContextRef, code []byte, value, gas, price *bi
}
}
C.evmjit_destroy(jit);
return
}