1# Copyright 2003 - 2004 Pathscale, Inc 2# Released under the GPL 3 4core-y += arch/um/sys-x86_64/ arch/x86/crypto/ 5START := 0x60000000 6 7_extra_flags_ = -fno-builtin -m64 8 9KBUILD_CFLAGS += $(_extra_flags_) 10 11CHECKFLAGS += -m64 -D__x86_64__ 12KBUILD_AFLAGS += -m64 13LDFLAGS += -m elf_x86_64 14KBUILD_CPPFLAGS += -m64 15 16ELF_ARCH := i386:x86-64 17ELF_FORMAT := elf64-x86-64 18HEADER_ARCH := x86 19 20# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example. 21 22LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64 23LINK-y += -m64 24 25# Do unit-at-a-time unconditionally on x86_64, following the host 26KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time) 27