1 # Copyright 2003 - 2004 Pathscale, Inc
2 # Released under the GPL
4 core-y += arch/um/sys-x86_64/ arch/x86/crypto/
7 _extra_flags_ = -fno-builtin -m64
9 KBUILD_CFLAGS += $(_extra_flags_)
11 CHECKFLAGS += -m64 -D__x86_64__
13 LDFLAGS += -m elf_x86_64
14 KBUILD_CPPFLAGS += -m64
16 ELF_ARCH := i386:x86-64
17 ELF_FORMAT := elf64-x86-64
20 # Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
22 LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
25 # Do unit-at-a-time unconditionally on x86_64, following the host
26 KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)