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DUP/SWAP n & ADD/MULMOD

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This commit is contained in:
obscuren 2014-08-21 19:23:54 +02:00
parent a289a77d5d
commit 854d6d4e5c
2 changed files with 116 additions and 12 deletions
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98
ethvm/types.go
View File

@ -27,10 +27,12 @@ const (
NOT = 0x0f
// 0x10 range - bit ops
AND = 0x10
OR = 0x11
XOR = 0x12
BYTE = 0x13
AND = 0x10
OR = 0x11
XOR = 0x12
BYTE = 0x13
ADDMOD = 0x14
MULMOD = 0x15
// 0x20 range - crypto
SHA3 = 0x20
@ -170,10 +172,12 @@ var opCodeToString = map[OpCode]string{
NOT: "NOT",
// 0x10 range - bit ops
AND: "AND",
OR: "OR",
XOR: "XOR",
BYTE: "BYTE",
AND: "AND",
OR: "OR",
XOR: "XOR",
BYTE: "BYTE",
ADDMOD: "ADDMOD",
MULMOD: "MULMOD",
// 0x20 range - crypto
SHA3: "SHA3",
@ -248,6 +252,40 @@ var opCodeToString = map[OpCode]string{
PUSH31: "PUSH31",
PUSH32: "PUSH32",
DUP1: "DUP1",
DUP2: "DUP2",
DUP3: "DUP3",
DUP4: "DUP4",
DUP5: "DUP5",
DUP6: "DUP6",
DUP7: "DUP7",
DUP8: "DUP8",
DUP9: "DUP9",
DUP10: "DUP10",
DUP11: "DUP11",
DUP12: "DUP12",
DUP13: "DUP13",
DUP14: "DUP14",
DUP15: "DUP15",
DUP16: "DUP16",
SWAP1: "SWAP1",
SWAP2: "SWAP2",
SWAP3: "SWAP3",
SWAP4: "SWAP4",
SWAP5: "SWAP5",
SWAP6: "SWAP6",
SWAP7: "SWAP7",
SWAP8: "SWAP8",
SWAP9: "SWAP9",
SWAP10: "SWAP10",
SWAP11: "SWAP11",
SWAP12: "SWAP12",
SWAP13: "SWAP13",
SWAP14: "SWAP14",
SWAP15: "SWAP15",
SWAP16: "SWAP16",
// 0xf0 range
CREATE: "CREATE",
CALL: "CALL",
@ -286,10 +324,12 @@ var OpCodes = map[string]byte{
"NOT": 0x0d,
// 0x10 range - bit ops
"AND": 0x10,
"OR": 0x11,
"XOR": 0x12,
"BYTE": 0x13,
"AND": 0x10,
"OR": 0x11,
"XOR": 0x12,
"BYTE": 0x13,
"ADDMOD": 0x14,
"MULMOD": 0x15,
// 0x20 range - crypto
"SHA3": 0x20,
@ -360,6 +400,40 @@ var OpCodes = map[string]byte{
"PUSH31": 0x7e,
"PUSH32": 0x7f,
"DUP1": 0x80,
"DUP2": 0x81,
"DUP3": 0x82,
"DUP4": 0x83,
"DUP5": 0x84,
"DUP6": 0x85,
"DUP7": 0x86,
"DUP8": 0x87,
"DUP9": 0x88,
"DUP10": 0x89,
"DUP11": 0x8a,
"DUP12": 0x8b,
"DUP13": 0x8c,
"DUP14": 0x8d,
"DUP15": 0x8e,
"DUP16": 0x8f,
"SWAP1": 0x90,
"SWAP2": 0x91,
"SWAP3": 0x92,
"SWAP4": 0x93,
"SWAP5": 0x94,
"SWAP6": 0x95,
"SWAP7": 0x96,
"SWAP8": 0x97,
"SWAP9": 0x98,
"SWAP10": 0x99,
"SWAP11": 0x9a,
"SWAP12": 0x9b,
"SWAP13": 0x9c,
"SWAP14": 0x9d,
"SWAP15": 0x9e,
"SWAP16": 0x9f,
// 0xf0 range - closures
"CREATE": 0xf0,
"CALL": 0xf1,

30
ethvm/vm.go
View File

@ -439,6 +439,36 @@ func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
} else {
stack.Push(ethutil.BigFalse)
}
case ADDMOD:
require(3)
x := stack.Pop()
y := stack.Pop()
z := stack.Pop()
base.Add(x, y)
base.Mod(base, z)
ensure256(base)
self.Printf(" = %v", base)
stack.Push(base)
case MULMOD:
require(3)
x := stack.Pop()
y := stack.Pop()
z := stack.Pop()
base.Mul(x, y)
base.Mod(base, z)
ensure256(base)
self.Printf(" = %v", base)
stack.Push(base)
// 0x20 range
case SHA3: