x86_64: prepare shared crypto/twofish-x86_64-asm.S

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86_64/crypto/Makefile

@@ -8,5 +8,5 @@ obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o
 obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o
 
 aes-x86_64-y := aes-x86_64-asm_64.o aes.o
-twofish-x86_64-y := twofish-x86_64-asm.o twofish_64.o
+twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_64.o