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core/vm: fixed jit error & added inline docs

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opNumber did not create a new big int which could lead to the block's
number being modified.
This commit is contained in:
Jeffrey Wilcke
2015-08-11 00:16:38 +02:00
parent 2fcf7f1241
commit 32395ddb89
2 changed files with 14 additions and 11 deletions
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19
core/vm/instructions.go
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@ -341,19 +341,19 @@ func opCoinbase(instr instruction, env Environment, context *Context, memory *Me
}
func opTimestamp(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
stack.push(new(big.Int).SetUint64(env.Time()))
stack.push(U256(new(big.Int).SetUint64(env.Time())))
}
func opNumber(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
stack.push(U256(env.BlockNumber()))
stack.push(U256(new(big.Int).Set(env.BlockNumber())))
}
func opDifficulty(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
stack.push(new(big.Int).Set(env.Difficulty()))
stack.push(U256(new(big.Int).Set(env.Difficulty())))
}
func opGasLimit(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
stack.push(new(big.Int).Set(env.GasLimit()))
stack.push(U256(new(big.Int).Set(env.GasLimit())))
}
func opPop(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
@ -415,15 +415,12 @@ func opSstore(instr instruction, env Environment, context *Context, memory *Memo
env.State().SetState(context.Address(), loc, common.BigToHash(val))
}
func opJump(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
}
func opJumpi(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
}
func opJumpdest(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
}
func opJump(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {}
func opJumpi(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {}
func opJumpdest(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {}
func opPc(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {
stack.push(instr.data)
stack.push(new(big.Int).Set(instr.data))
}
func opMsize(instr instruction, env Environment, context *Context, memory *Memory, stack *stack) {