1core-y += arch/um/sys-i386/ arch/x86/crypto/
 2
 3TOP_ADDR := $(CONFIG_TOP_ADDR)
 4
 5START := 0x8048000
 6
 7LDFLAGS			+= -m elf_i386
 8ELF_ARCH		:= $(SUBARCH)
 9ELF_FORMAT 		:= elf32-$(SUBARCH)
10OBJCOPYFLAGS  		:= -O binary -R .note -R .comment -S
11HEADER_ARCH		:= x86
12CHECKFLAGS	+= -D__i386__
13
14ifeq ("$(origin SUBARCH)", "command line")
15ifneq ("$(shell uname -m | sed -e s/i.86/i386/)", "$(SUBARCH)")
16KBUILD_CFLAGS		+= $(call cc-option,-m32)
17KBUILD_AFLAGS		+= $(call cc-option,-m32)
18LINK-y			+= $(call cc-option,-m32)
19UML_OBJCOPYFLAGS	+= -F $(ELF_FORMAT)
20
21export LDFLAGS HOSTCFLAGS HOSTLDFLAGS UML_OBJCOPYFLAGS
22endif
23endif
24
25# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
26include $(srctree)/arch/x86/Makefile_32.cpu
27
28# prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
29cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
30
31# Prevent sprintf in nfsd from being converted to strcpy and resulting in
32# an unresolved reference.
33cflags-y += -ffreestanding
34
35# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
36# a lot more stack due to the lack of sharing of stacklots.  Also, gcc
37# 4.3.0 needs -funit-at-a-time for extern inline functions.
38KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \
39			echo $(call cc-option,-fno-unit-at-a-time); \
40			else echo $(call cc-option,-funit-at-a-time); fi ;)
41
42KBUILD_CFLAGS += $(cflags-y)