software/common.mak

   1 TARGET_PREFIX=lm32-elf
   2 CLANG=clang -ccc-host-triple $(TARGET_PREFIX)
   3
   4 CC_normal := $(CLANG)
   5 AR_normal := $(TARGET_PREFIX)-ar
   6 LD_normal := $(TARGET_PREFIX)-ld
   7 OBJCOPY_normal := $(TARGET_PREFIX)-objcopy
   8 RANLIB_normal := $(TARGET_PREFIX)-ranlib
   9
  10 CC_quiet = @echo " CC " $@ && $(CLANG)
  11 AR_quiet = @echo " AR " $@ && $(TARGET_PREFIX)-ar
  12 LD_quiet = @echo " LD " $@ && $(TARGET_PREFIX)-ld
  13 OBJCOPY_quiet = @echo " OBJCOPY " $@ && $(TARGET_PREFIX)-objcopy
  14 RANLIB_quiet = @echo " RANLIB  " $@ && $(TARGET_PREFIX)-ranlib
  15
  16 ifeq ($(V),1)
  17     CC = $(CC_normal)
  18     AR = $(AR_normal)
  19     LD = $(LD_normal)
  20     OBJCOPY = $(OBJCOPY_normal)
  21     RANLIB = $(RANLIB_normal)
  22 else
  23     CC = $(CC_quiet)
  24     AR = $(AR_quiet)
  25     LD = $(LD_quiet)
  26     OBJCOPY = $(OBJCOPY_quiet)
  27     RANLIB = $(RANLIB_quiet)
  28 endif
  29
  30 # Toolchain options
  31 #
  32 INCLUDES = -I$(M2DIR)/software/include/base -I$(M2DIR)/software/include -I$(M2DIR)/common
  33 CFLAGS = -O9 -Wall -Wstrict-prototypes -Wold-style-definition -Wshadow \
  34          -Wmissing-prototypes -fsigned-char -nostdinc $(INCLUDES)
  35 LDFLAGS = -nostdlib -nodefaultlibs
  36
  37 # compile and generate dependencies, based on
  38 # http://scottmcpeak.com/autodepend/autodepend.html
  39
  40 define compile-dep =
  41 $(CC) -c $(CFLAGS) $< -o $*.o
  42 @$(CC_normal) -MM $(CFLAGS) $< > $*.d
  43 @mv -f $*.d $*.d.tmp
  44 @sed -e 's|.*:|$*.o:|' < $*.d.tmp > $*.d
  45 @sed -e 's/.*://' -e 's/\\$$//' < $*.d.tmp | fmt -1 | \
  46         sed -e 's/^ *//' -e 's/$$/:/' >> $*.d
  47 @rm -f $*.d.tmp
  48 endef