The following Ewasm functions are completely implemented:
call()
callCode()
callDelegate()
callDataCopy()
callStatic()
create()
codeCopy()
externalCodeCopy()
finish()
getAddress()
getBlockCoinbase()
getBlockDifficulty()
getBlockGasLimit()
getBlockHash()
getBlockNumber()
getBlockTimestamp()
getCallDataSize()
getCaller()
getCallValue()
getCodeSize()
getExternalBalance()
getExternalCodeSize()
getGasLeft()
getReturnDataSize()
getTxGasPrice()
getTxOrigin()
log()
returnDataCopy()
revert()
selfDestruct()
storageLoad()
storageStore()
useGas()