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core, core/vm, crypto: fixes for homestead

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* Removed some strange code that didn't apply state reverting properly
* Refactored code setting from vm & state transition to the executioner
* Updated tests
This commit is contained in:
Jeffrey Wilcke
2016-01-19 23:50:00 +01:00
parent 4f4d2b6474
commit b6d88a0e9f
24 changed files with 226 additions and 195 deletions
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23
core/vm/jump_table.go
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@ -1,13 +1,29 @@
package vm
import "math/big"
import (
"math/big"
"github.com/ethereum/go-ethereum/params"
)
type jumpPtr struct {
fn instrFn
valid bool
}
var jumpTable [256]jumpPtr
type vmJumpTable [256]jumpPtr
func (jt vmJumpTable) init(blockNumber *big.Int) {
// when initialising a new VM execution we must first check the homestead
// changes.
if params.IsHomestead(blockNumber) {
jumpTable[DELEGATECALL] = jumpPtr{opDelegateCall, true}
} else {
jumpTable[DELEGATECALL] = jumpPtr{nil, false}
}
}
var jumpTable vmJumpTable
func init() {
jumpTable[ADD] = jumpPtr{opAdd, true}
@ -62,10 +78,9 @@ func init() {
jumpTable[PC] = jumpPtr{nil, true}
jumpTable[MSIZE] = jumpPtr{opMsize, true}
jumpTable[GAS] = jumpPtr{opGas, true}
jumpTable[CREATE] = jumpPtr{nil, true}
jumpTable[CREATE] = jumpPtr{opCreate, true}
jumpTable[CALL] = jumpPtr{opCall, true}
jumpTable[CALLCODE] = jumpPtr{opCallCode, true}
jumpTable[DELEGATECALL] = jumpPtr{opDelegateCall, true}
jumpTable[LOG0] = jumpPtr{makeLog(0), true}
jumpTable[LOG1] = jumpPtr{makeLog(1), true}
jumpTable[LOG2] = jumpPtr{makeLog(2), true}