## -*- makefile -*- ------------------------------------------------------ ## ## Copyright 2001-2008 H. Peter Anvin - All Rights Reserved ## ## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published by ## the Free Software Foundation, Inc., 53 Temple Place Ste 330, ## Boston MA 02111-1307, USA; either version 2 of the License, or ## (at your option) any later version; incorporated herein by reference. ## ## ----------------------------------------------------------------------- ## ## Make configuration for embedded directories ## include $(topdir)/MCONFIG GCCOPT := $(call gcc_ok,-m32,) GCCOPT += $(call gcc_ok,-ffreestanding,) GCCOPT += $(call gcc_ok,-fno-stack-protector,) GCCOPT += $(call gcc_ok,-fwrapv,) GCCOPT += $(call gcc_ok,-freg-struct-return,) GCCOPT += -march=i386 -Os -fomit-frame-pointer -mregparm=3 -DREGPARM=3 \ -msoft-float GCCOPT += $(call gcc_ok,-fno-exceptions,) GCCOPT += $(call gcc_ok,-fno-asynchronous-unwind-tables,) GCCOPT += $(call gcc_ok,-fno-strict-aliasing,) GCCOPT += $(call gcc_ok,-falign-functions=0,-malign-functions=0) GCCOPT += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0) GCCOPT += $(call gcc_ok,-falign-labels=0,-malign-labels=0) GCCOPT += $(call gcc_ok,-falign-loops=0,-malign-loops=0) GCCOPT += $(call gcc_ok,-mpreferred-stack-boundary=2,) LIBGCC := $(shell $(CC) $(GCCOPT) --print-libgcc) LD += -m elf_i386 CFLAGS = $(GCCOPT) -g -W -Wall -Wno-sign-compare $(OPTFLAGS) $(INCLUDES) SFLAGS = $(CFLAGS) -D__ASSEMBLY__ .SUFFIXES: .c .o .S .s .i .elf .com .bin .asm .lst .c32 .lss %.o: %.c $(CC) $(MAKEDEPS) $(CFLAGS) -c -o $@ $< %.i: %.c $(CC) $(MAKEDEPS) $(CFLAGS) -E -o $@ $< %.s: %.c $(CC) $(MAKEDEPS) $(CFLAGS) -S -o $@ $< %.o: %.S $(CC) $(MAKEDEPS) $(SFLAGS) -Wa,-a=$*.lst -c -o $@ $< %.s: %.S $(CC) $(MAKEDEPS) $(SFLAGS) -E -o $@ $<