nexus-am/Makefile.compile

82 lines
2.2 KiB
Makefile

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