arch/openrisc/Makefile

   1 # BK Id: %F% %I% %G% %U% %#%
   2 #
   3 # This file is included by the global makefile so that you can add your own
   4 # architecture-specific flags and dependencies.
   5 #
   6 # This file is subject to the terms and conditions of the GNU General Public
   7 # License.  See the file "COPYING" in the main directory of this archive
   8 # for more details.
   9 #
  10 # Copyright (C) 1994 by Linus Torvalds
  11 # Modifications for the OpenRISC architecture:
  12 # Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
  13 # Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
  14 #
  15 # Based on:
  16 # arch/i386/Makefile
  17
  18 KBUILD_DEFCONFIG := or1ksim_defconfig
  19
  20 OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
  21 LIBGCC          := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
  22
  23 KBUILD_CFLAGS   += -pipe -ffixed-r10 -D__linux__
  24 KBUILD_CFLAGS   += -msfimm -mshftimm
  25
  26 all: vmlinux.bin
  27
  28 boot := arch/$(ARCH)/boot
  29
  30 ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y)
  31         KBUILD_CFLAGS += $(call cc-option,-mhard-mul)
  32 else
  33         KBUILD_CFLAGS += $(call cc-option,-msoft-mul)
  34 endif
  35
  36 ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y)
  37         KBUILD_CFLAGS += $(call cc-option,-mhard-div)
  38 else
  39         KBUILD_CFLAGS += $(call cc-option,-msoft-div)
  40 endif
  41
  42 ifeq ($(CONFIG_OPENRISC_HAVE_INST_CMOV),y)
  43         KBUILD_CFLAGS += $(call cc-option,-mcmov)
  44 endif
  45
  46 ifeq ($(CONFIG_OPENRISC_HAVE_INST_ROR),y)
  47         KBUILD_CFLAGS += $(call cc-option,-mror)
  48 endif
  49
  50 ifeq ($(CONFIG_OPENRISC_HAVE_INST_RORI),y)
  51         KBUILD_CFLAGS += $(call cc-option,-mrori)
  52 endif
  53
  54 ifeq ($(CONFIG_OPENRISC_HAVE_INST_SEXT),y)
  55         KBUILD_CFLAGS += $(call cc-option,-msext)
  56 endif
  57
  58 libs-y          += $(LIBGCC)
  59
  60 PHONY += vmlinux.bin
  61
  62 vmlinux.bin: vmlinux
  63         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@