litex/litex/soc/software/common.mak
Florent Kermarrec e91c317139 software/bios: cleanup includes and specify the lib in the include.
This ease understanding from which lib the file is included and also allow
having simple filenames in the libs.
2020-05-20 09:55:19 +02:00

68 lines
1.9 KiB
Makefile

ifeq ($(TRIPLE),--native--)
TARGET_PREFIX=
else
TARGET_PREFIX=$(TRIPLE)-
endif
RM ?= rm -f
PYTHON ?= python3
ifeq ($(CLANG),1)
CC_normal := clang -target $(TRIPLE) -integrated-as
CX_normal := clang++ -target $(TRIPLE) -integrated-as
else
CC_normal := $(TARGET_PREFIX)gcc -std=gnu99
CX_normal := $(TARGET_PREFIX)g++
endif
AR_normal := $(TARGET_PREFIX)ar
LD_normal := $(TARGET_PREFIX)ld
OBJCOPY_normal := $(TARGET_PREFIX)objcopy
CC_quiet = @echo " CC " $@ && $(CC_normal)
CX_quiet = @echo " CX " $@ && $(CX_normal)
AR_quiet = @echo " AR " $@ && $(AR_normal)
LD_quiet = @echo " LD " $@ && $(LD_normal)
OBJCOPY_quiet = @echo " OBJCOPY " $@ && $(OBJCOPY_normal)
ifeq ($(V),1)
CC = $(CC_normal)
CX = $(CX_normal)
AR = $(AR_normal)
LD = $(LD_normal)
OBJCOPY = $(OBJCOPY_normal)
else
CC = $(CC_quiet)
CX = $(CX_quiet)
AR = $(AR_quiet)
LD = $(LD_quiet)
OBJCOPY = $(OBJCOPY_quiet)
endif
# http://scottmcpeak.com/autodepend/autodepend.html
# Generate *.d Makefile dependencies fragments, include using;
# -include $(OBJECTS:.o=.d)
DEPFLAGS += -MD -MP
# Toolchain options
#
INCLUDES = -I$(SOC_DIRECTORY)/software/include/base \
-I$(SOC_DIRECTORY)/software/include \
-I$(SOC_DIRECTORY)/software \
-I$(BUILDINC_DIRECTORY) \
-I$(CPU_DIRECTORY)
COMMONFLAGS = $(DEPFLAGS) -Os $(CPUFLAGS) -g3 -fomit-frame-pointer -Wall -fno-builtin -nostdinc $(INCLUDES)
CFLAGS = $(COMMONFLAGS) -fexceptions -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes
CXXFLAGS = $(COMMONFLAGS) -std=c++11 -I$(SOC_DIRECTORY)/software/include/basec++ -fexceptions -fno-rtti -ffreestanding
LDFLAGS = -nostdlib -nodefaultlibs -L$(BUILDINC_DIRECTORY)
define compilexx
$(CX) -c $(CXXFLAGS) $(1) $< -o $@
endef
define compile
$(CC) -c $(CFLAGS) $(1) $< -o $@
endef
define assemble
$(CC) -c $(CFLAGS) -o $@ $<
endef