Reorganized file structure

src/arch/x64/Call.go

@@ -1,14 +0,0 @@
-package x64
-
-// Call places the return address on the top of the stack and continues
-// program flow at the new address. The address is relative to the next instruction.
-func Call(code []byte, address uint32) []byte {
-	return append(
-		code,
-		0xe8,
-		byte(address),
-		byte(address>>8),
-		byte(address>>16),
-		byte(address>>24),
-	)
-}