82 lines
2.2 KiB
Makefile
82 lines
2.2 KiB
Makefile
# Compilation flags
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ARCH_SPLIT = $(subst -, ,$(ARCH))
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ISA = $(word 1,$(ARCH_SPLIT))
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PLATFORM = $(word 2,$(ARCH_SPLIT))
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ifeq ($(ISA), mips32)
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CROSS_COMPILE = mips-linux-gnu-
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endif
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ifeq ($(PLATFORM), navy)
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NAVY_LIBS = libndl libos libc
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INC_DIR += $(addsuffix /include/, $(addprefix $(NAVY_HOME)/libs/, $(NAVY_LIBS)))
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endif
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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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OBJCOPY = $(CROSS_COMPILE)objcopy
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READELF = $(CROSS_COMPILE)readelf
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ISA_DEF = __ISA_$(shell echo $(ISA) | tr a-z A-Z)__
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INCLUDES = $(addprefix -I, $(INC_DIR)) -I$(AM_HOME)/am/
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INCLUDES += -I$(AM_HOME)/am/arch/$(ARCH)/include
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CFLAGS_COMMON += -O2 -MMD -Wall -Werror -ggdb $(INCLUDES) -D$(ISA_DEF) \
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-fno-builtin -fno-stack-protector
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CFLAGS += -std=gnu11
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CXXFLAGS += -std=c++11 -ffreestanding -fno-rtti -fno-exceptions
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ASFLAGS += -MMD $(INCLUDES) -D$(ISA_DEF)
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ifeq ($(ISA), native)
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CFLAGS_COMMON += -fpie
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ASFLAGS += -fpie -pie
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endif
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ifeq ($(ISA), mips32)
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CFLAGS_COMMON += -fno-pic -static -fno-strict-aliasing -fno-delayed-branch -mno-abicalls -march=mips32 -mno-check-zero-division -EL -mno-llsc -mno-imadd -mno-mad
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ASFLAGS += -march=mips32 -EL -mno-check-zero-division -O0 -mno-abicalls -fno-pic -fno-delayed-branch
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endif
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ifeq ($(ISA), x86)
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CFLAGS_COMMON += -m32 -fno-pic -fno-omit-frame-pointer -march=i386 -mstringop-strategy=loop -fno-reorder-functions
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ASFLAGS += -m32
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endif
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ifeq ($(ISA), am_native)
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CFLAGS_COMMON += -fno-omit-frame-pointer -fno-reorder-functions
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endif
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CFLAGS += $(CFLAGS_COMMON)
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CXXFLAGS += $(CFLAGS_COMMON)
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# Files to be compiled
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OBJS = $(addprefix $(DST_DIR)/, $(addsuffix .o, $(basename $(SRCS))))
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# Compilation patterns
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$(DST_DIR)/%.o: %.cpp
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@echo + CXX $<
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@mkdir -p $(dir $@)
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@$(CXX) $(CXXFLAGS) -c -o $@ $<
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$(DST_DIR)/%.o: %.c
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@echo + CC $<
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@mkdir -p $(dir $@)
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@$(CC) $(CFLAGS) -c -o $@ $<
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$(DST_DIR)/%.o: %.S
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@echo + AS $<
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@mkdir -p $(dir $@)
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@$(AS) $(ASFLAGS) -c -o $@ $<
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# Depencies
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DEPS = $(addprefix $(DST_DIR)/, $(addsuffix .d, $(basename $(SRCS))))
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-include $(DEPS)
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# Dependent AM and libraries
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.PHONY: $(LIBS) am
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am:
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@$(MAKE) -C $(AM_HOME)
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$(sort $(LIBS)): %:
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@$(MAKE) -C $(AM_HOME)/libs/$*
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