Function estimateFnArgsCount

vm/vm.go:795–805

estimateFnArgsCount inspects a *Program and estimates how many function arguments will be required to run it.

(program *Program)

// estimateFnArgsCount inspects a *Program and estimates how many function
// arguments will be required to run it.
func estimateFnArgsCount(program *Program) int {
	// Implementation note: a program will not necessarily go through all
	// operations, but this is just an estimation
	var count int
	for _, op := range program.Bytecode {
		if int(op) < len(opArgLenEstimation) {
			count += opArgLenEstimation[op]
		}
	}
	return count
}

var opArgLenEstimation = [...]int{
	OpCall1: 1,