aboutsummaryrefslogtreecommitdiff
path: root/arch/um/Makefile-i386
blob: 4a0b375101eb9edcc75a7c4b3af2b6fe7ccd893e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
core-y += arch/um/sys-i386/ arch/i386/crypto/

TOP_ADDR := $(CONFIG_TOP_ADDR)

ifeq ($(CONFIG_MODE_SKAS),y)
  ifneq ($(CONFIG_MODE_TT),y)
     START := 0x8048000
  endif
endif

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

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

export LDFLAGS HOSTCFLAGS HOSTLDFLAGS UML_OBJCOPYFLAGS
endif
endif

CFLAGS += -U__$(SUBARCH)__ -U$(SUBARCH)

ifneq ($(CONFIG_GPROF),y)
ARCH_CFLAGS += -DUM_FASTCALL
endif

# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
include $(srctree)/arch/i386/Makefile.cpu

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

CFLAGS += $(cflags-y)
USER_CFLAGS += $(cflags-y)