48 lines
1.6 KiB
Makefile
48 lines
1.6 KiB
Makefile
$(shell mkdir -p $(DST_DIR))
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OBJS = $(addprefix $(DST_DIR)/, $(addsuffix .o, $(basename $(SRCS))))
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AS = $(CROSS_COMPILE)gcc
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CC = $(CROSS_COMPILE)gcc
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CXX = $(CROSS_COMPILE)g++
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LD = $(CROSS_COMPILE)ld
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OBJDUMP = $(CROSS_COMPILE)objdump
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OBJCOPY = $(CROSS_COMPILE)objcopy
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READELF = $(CROSS_COMPILE)readelf
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INCLUDES += $(addprefix -I, $(INC_DIR)) -I$(AM_HOME)/am/
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INCLUDES += -I$(AM_HOME)/am/include
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CFLAGS += -O2 -MMD -Wall -Werror -ggdb $(INCLUDES) \
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-D__ISA__=\"$(ISA)\" -D__ISA_$(shell echo $(ISA) | tr a-z A-Z)__ \
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-D__ARCH__=$(ARCH) -D__ARCH_$(shell echo $(ARCH) | tr a-z A-Z | tr - _) \
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-DARCH_H=\"arch/$(ARCH).h\" \
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-fno-asynchronous-unwind-tables -fno-builtin -fno-stack-protector \
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-Wno-main
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CXXFLAGS += $(CFLAGS) -ffreestanding -fno-rtti -fno-exceptions
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ASFLAGS += -MMD $(INCLUDES)
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## Compliation rule for .c -> .o (using gcc)
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$(DST_DIR)/%.o: %.c
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@mkdir -p $(dir $@) && echo + CC $<
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@$(CC) -std=gnu11 $(CFLAGS) -c -o $@ $(realpath $<)
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## Compliation rule for .cpp -> .o (using g++)
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$(DST_DIR)/%.o: %.cpp
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@mkdir -p $(dir $@) && echo + CXX $<
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@$(CXX) -std=c++11 $(CXXFLAGS) -c -o $@ $(realpath $<)
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## Compliation rule for .S -> .o (using as)
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$(DST_DIR)/%.o: %.S
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@mkdir -p $(dir $@) && echo + AS $<
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@$(AS) $(ASFLAGS) -c -o $@ $(realpath $<)
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## Paste in dependencies (gcc generated .d) here
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-include $(addprefix $(DST_DIR)/, $(addsuffix .d, $(basename $(SRCS))))
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## Compilation rules for libraries
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am:
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@$(MAKE) -s -C $(AM_HOME)
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$(sort $(LIBS)): %:
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@$(MAKE) -s -C $(AM_HOME)/libs/$*
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.PHONY: $(LIBS) am
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