1 core-y += arch/x86/crypto/
3 ifeq ($(CONFIG_X86_32),y)
8 ELF_FORMAT := elf32-i386
9 CHECKFLAGS += -D__i386__
11 KBUILD_CFLAGS += $(call cc-option,-m32)
12 KBUILD_AFLAGS += $(call cc-option,-m32)
13 LINK-y += $(call cc-option,-m32)
17 # First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
18 include $(srctree)/arch/x86/Makefile_32.cpu
20 # prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
21 cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
23 # Prevent sprintf in nfsd from being converted to strcpy and resulting in
24 # an unresolved reference.
25 cflags-y += -ffreestanding
27 # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
28 # a lot more stack due to the lack of sharing of stacklots. Also, gcc
29 # 4.3.0 needs -funit-at-a-time for extern inline functions.
30 KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \
31 echo $(call cc-option,-fno-unit-at-a-time); \
32 else echo $(call cc-option,-funit-at-a-time); fi ;)
34 KBUILD_CFLAGS += $(cflags-y)
40 KBUILD_CFLAGS += -fno-builtin -m64
42 CHECKFLAGS += -m64 -D__x86_64__
44 LDFLAGS += -m elf_x86_64
45 KBUILD_CPPFLAGS += -m64
47 ELF_ARCH := i386:x86-64
48 ELF_FORMAT := elf64-x86-64
50 # Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
52 LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
55 # Do unit-at-a-time unconditionally on x86_64, following the host
56 KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)