swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
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Tip revision: 326ba5010a5429a5a528b268b36a5900d4ab0eba authored by Linus Torvalds on 28 August 2009, 00:59:04 UTC
Linux 2.6.31-rc8
Tip revision: 326ba50
Makefile-i386
core-y += arch/um/sys-i386/ arch/x86/crypto/

TOP_ADDR := $(CONFIG_TOP_ADDR)

START := 0x8048000

LDFLAGS			+= -m elf_i386
ELF_ARCH		:= $(SUBARCH)
ELF_FORMAT 		:= elf32-$(SUBARCH)
OBJCOPYFLAGS  		:= -O binary -R .note -R .comment -S
HEADER_ARCH		:= x86
CHECKFLAGS	+= -D__i386__

ifeq ("$(origin SUBARCH)", "command line")
ifneq ("$(shell uname -m | sed -e s/i.86/i386/)", "$(SUBARCH)")
KBUILD_CFLAGS		+= $(call cc-option,-m32)
KBUILD_AFLAGS		+= $(call cc-option,-m32)
LINK-y			+= $(call cc-option,-m32)
UML_OBJCOPYFLAGS	+= -F $(ELF_FORMAT)

export LDFLAGS HOSTCFLAGS HOSTLDFLAGS UML_OBJCOPYFLAGS
endif
endif

# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
include $(srctree)/arch/x86/Makefile_32.cpu

# prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)

# Prevent sprintf in nfsd from being converted to strcpy and resulting in
# an unresolved reference.
cflags-y += -ffreestanding

# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
# a lot more stack due to the lack of sharing of stacklots.  Also, gcc
# 4.3.0 needs -funit-at-a-time for extern inline functions.
KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \
			echo $(call cc-option,-fno-unit-at-a-time); \
			else echo $(call cc-option,-funit-at-a-time); fi ;)

KBUILD_CFLAGS += $(cflags-y)
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