test for stdlib opcodes

internal/inst/table.go

@@ -0,0 +1,12 @@
+package inst
+
+//go:generate avogen -data ../data -output ztable.go godata
+
+func Lookup(opcode string) (Instruction, bool) {
+	for _, i := range Instructions {
+		if i.Opcode == opcode {
+			return i, true
+		}
+	}
+	return Instruction{}, false
+}