# 
# $Id: Makefile.Software 88 2008-12-10 18:31:39Z rosiere $
# 
# [ Description ]
# 
# Makefile
# 

ifeq ($(origin MORPHEO_TOPLEVEL), undefined)
	$(error "variable MORPHEO_TOPLEVEL is undefined")
else
	include $(MORPHEO_TOPLEVEL)/Makefile.tools
endif

#-----[ Directory ]---------------------------------------------------------------
DIR_OBJ			        = obj
DIR_BIN			        = bin

EXE				= soft

#-----[ To the compilation ]------------------------------------------------------
OPTIMIZE			= -O3 -fomit-frame-pointer -fdelayed-branch -mror -mcmov -msext -mhard-mul -msoft-div -msoft-float
#Option :
# -fomit-frame-pointer 			: n'utilise pas le pointeur de frame
# -fdelayed-branch   			: utilise les delayed slot
# ON		OFF
# -mror   	-mno-ror              	: utilisation de l'instruction l.ror
# -mcmov   	-mno-cmov       	: utilisation de l'instruction l.cmov
# -msext	-mno-sext		: utilisation des instructions l.extXX
# -mhard-mul	-msoft-mul	        : utilisation du multiplieur materiel
# -mhard-div	-msoft-div              : utilisation du diviseur materiel
# -mhard-float	-msoft-float      	: utilisation du flottant materiel
# -msibcall     -mno-sibcall            : Enable sibcall optimization
# -mlogue	-mno-logue 		: Schedule pro/epi-logue.
# -maj		-mno-aj     		: Use aligned jumps.

# Tools
OR32_CC				= $(OR1K_BIN)/or32-elf-gcc
OR32_AS				= $(OR1K_BIN)/or32-elf-as
OR32_LD				= $(OR1K_BIN)/or32-elf-ld
OR32_OBJDUMP			= $(OR1K_BIN)/or32-elf-objdump
OR32_NM           		= $(OR1K_BIN)/or32-elf-nm

# Tools's option
OR32_CC_OPT			= $(INCLUDE) $(OPTIMIZE) -Wlong-long
# -DHAVE_LIBC
OR32_AS_OPT			=
OR32_LD_OPT			= -T$(DIR_LDSCRIPT)/or32.ld $(LIBRARY)  
OR32_OBJDUMP_OPT		= -D
OR32_NM_OPT			= -n

#-----[ Rules ]-------------------------------------------------------------------
.PRECIOUS			: $(DIR_BIN)/%.x.txt $(DIR_BIN)/%.x $(DIR_OBJ)/%.o

vpath   %.h     $(DIR_INC)
vpath   %.c     $(DIR_C)
vpath   %.s     $(DIR_ASM):$(DIR_SYS)
vpath   %.o     $(DIR_OBJ)
vpath   %.x     $(DIR_BIN)

all 				:
				@\
				$(MKDIR) $(DIR_BIN) $(DIR_OBJ);                 \
				$(MAKE)  $(DIR_BIN)/$(EXE).x;

$(DIR_BIN)/%.x		        : $(OBJECTS)
				@\
				$(ECHO) "Linkage            : $*.x";		\
				$(OR32_LD) -o $@ $^ $(OR32_LD_OPT);		\
				$(ECHO) "List symbols       : $*.x.nm";		\
				$(OR32_NM)      $(OR32_NM_OPT)      $^ > $@.nm;	\
				$(ECHO) "Display info       : $*.x.txt";		\
				$(OR32_OBJDUMP) $(OR32_OBJDUMP_OPT) $^ > $@.txt;

$(DIR_OBJ)/%.o		        : %.s	
				@\
                                $(ECHO) "Compilation        : $*.s";		\
				$(OR32_CC) $(OR32_CC_OPT)     -o $@   -c $^ ;	\
				$(OR32_CC) $(OR32_CC_OPT)  -S -o $@.s -c $^ ;
#				@$(OR32_AS) $(OR32_AS_OPT) $^ -o $@

$(DIR_OBJ)/%.o			: %.c
				@\
                                $(ECHO) "Compilation        : $*.c";		\
				$(OR32_CC) $(OR32_CC_OPT)     -o $@   -c $^ ;	\
				$(OR32_CC) $(OR32_CC_OPT)  -S -o $@.s -c $^ ;

#-----[ Maintenance ]-------------------------------------------------------------
clean 				:
				@\
				$(ECHO) "Delete     temporary files";		\
				$(RM)   $(DIR_OBJ) $(DIR_BIN)	\
					*~		        \
					$(DIR_SRC)/*~	        \
					$(DIR_C)/*~	        \
					$(DIR_ASM)/*~	        \
					$(DIR_SYS)/*~	        \
					$(DIR_INC)/*~	        \
					$(DIR_LDSCRIPT)/*~      \

clean_all                       : clean

#-----[ Help ]--------------------------------------------------------------------
help				:
				@\
				$(ECHO) "";\
				$(ECHO) "List of directive   : ";\
				$(ECHO) " * all              : Compile the software";\
				$(ECHO) " * clean            : Erase all files generates";\
				$(ECHO) " * clean_all        : Erase all files generates";\
				$(ECHO) "";