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simplify CALL family impl

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andri lim 2020-01-31 18:23:33 +07:00 committed by zah
parent fff35ab01d
commit 9477990897
1 changed files with 24 additions and 38 deletions
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62
nimbus/vm/interpreter/opcodes_impl.nim
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@ -641,13 +641,10 @@ template genCreate(callName: untyped, opCode: Op): untyped =
genCreate(create, Create)
genCreate(create2, Create2)
proc callParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, UInt256, UInt256, UInt256, UInt256, MsgFlags) =
proc callParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, int, int, int, int, MsgFlags) =
let gas = c.stack.popInt()
let codeAddress = c.stack.popAddress()
let (value,
memoryInputStartPosition, memoryInputSize,
memoryOutputStartPosition, memoryOutputSize) = c.stack.popInt(5)
let value = c.stack.popInt()
result = (gas,
value,
@ -655,19 +652,16 @@ proc callParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthA
c.msg.contractAddress, # sender
codeAddress,
evmcCall,
memoryInputStartPosition,
memoryInputSize,
memoryOutputStartPosition,
memoryOutputSize,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.msg.flags)
proc callCodeParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, UInt256, UInt256, UInt256, UInt256, MsgFlags) =
proc callCodeParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, int, int, int, int, MsgFlags) =
let gas = c.stack.popInt()
let codeAddress = c.stack.popAddress()
let (value,
memoryInputStartPosition, memoryInputSize,
memoryOutputStartPosition, memoryOutputSize) = c.stack.popInt(5)
let value = c.stack.popInt()
result = (gas,
value,
@ -675,60 +669,52 @@ proc callCodeParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress,
c.msg.contractAddress, # sender
codeAddress,
evmcCallCode,
memoryInputStartPosition,
memoryInputSize,
memoryOutputStartPosition,
memoryOutputSize,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.msg.flags)
proc delegateCallParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, UInt256, UInt256, UInt256, UInt256, MsgFlags) =
proc delegateCallParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, int, int, int, int, MsgFlags) =
let gas = c.stack.popInt()
let codeAddress = c.stack.popAddress()
let (memoryInputStartPosition, memoryInputSize,
memoryOutputStartPosition, memoryOutputSize) = c.stack.popInt(4)
result = (gas,
c.msg.value, # value
c.msg.contractAddress, # contractAddress
c.msg.sender, # sender
codeAddress,
evmcDelegateCall,
memoryInputStartPosition,
memoryInputSize,
memoryOutputStartPosition,
memoryOutputSize,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.msg.flags)
proc staticCallParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, UInt256, UInt256, UInt256, UInt256, MsgFlags) =
proc staticCallParams(c: Computation): (UInt256, UInt256, EthAddress, EthAddress, EthAddress, CallKind, int, int, int, int, MsgFlags) =
let gas = c.stack.popInt()
let codeAddress = c.stack.popAddress()
let (memoryInputStartPosition, memoryInputSize,
memoryOutputStartPosition, memoryOutputSize) = c.stack.popInt(4)
result = (gas,
0.u256, # value
codeAddress, # contractAddress
c.msg.contractAddress, # sender
codeAddress,
evmcCall,
memoryInputStartPosition,
memoryInputSize,
memoryOutputStartPosition,
memoryOutputSize,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
c.stack.popInt().cleanMemRef,
emvcStatic) # is_static
template genCall(callName: untyped, opCode: Op): untyped =
proc `callName Setup`(c: Computation, callNameStr: string): Computation =
let (gas, value, contractAddress, sender,
codeAddress, callKind,
memoryInputStartPosition, memoryInputSize,
memoryOutputStartPosition, memoryOutputSize,
memInPos, memInLen,
memOutPos, memOutLen,
flags) = `callName Params`(c)
let (memInPos, memInLen, memOutPos, memOutLen) = (memoryInputStartPosition.cleanMemRef, memoryInputSize.cleanMemRef, memoryOutputStartPosition.cleanMemRef, memoryOutputSize.cleanMemRef)
let (memOffset, memLength) = if calcMemSize(memInPos, memInLen) > calcMemSize(memOutPos, memOutLen):
(memInPos, memInLen)
else: