68 lines
2.0 KiB
Makefile
68 lines
2.0 KiB
Makefile
XLEN ?= 32
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TOOLDIR ?= /opt
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ifeq ($(XLEN),64)
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RISCV_TOOLCHAIN_PATH ?= $(TOOLDIR)/riscv64-gnu-toolchain
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CFLAGS += -march=rv64imafd -mabi=lp64d
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else
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RISCV_TOOLCHAIN_PATH ?= $(TOOLDIR)/riscv-gnu-toolchain
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CFLAGS += -march=rv32imaf -mabi=ilp32f
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endif
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RISCV_PREFIX ?= riscv$(XLEN)-unknown-elf
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RISCV_SYSROOT ?= $(RISCV_TOOLCHAIN_PATH)/$(RISCV_PREFIX)
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LLVM_VORTEX ?= $(TOOLDIR)/llvm-vortex
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LLVM_CFLAGS += --sysroot=$(RISCV_SYSROOT)
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LLVM_CFLAGS += --gcc-toolchain=$(RISCV_TOOLCHAIN_PATH)
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LLVM_CFLAGS += -Xclang -target-feature -Xclang +vortex -mllvm -vortex-branch-divergence=0
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#LLVM_CFLAGS += -I$(RISCV_SYSROOT)/include/c++/9.2.0/$(RISCV_PREFIX)
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#LLVM_CFLAGS += -I$(RISCV_SYSROOT)/include/c++/9.2.0
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#LLVM_CFLAGS += -Wl,-L$(RISCV_TOOLCHAIN_PATH)/lib/gcc/$(RISCV_PREFIX)/9.2.0
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#LLVM_CFLAGS += --rtlib=libgcc
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#CC = $(LLVM_VORTEX)/bin/clang $(LLVM_CFLAGS)
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#CXX = $(LLVM_VORTEX)/bin/clang++ $(LLVM_CFLAGS)
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#DP = $(LLVM_VORTEX)/bin/llvm-objdump
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#CP = $(LLVM_VORTEX)/bin/llvm-objcopy
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CC = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc
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CXX = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-g++
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AR = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc-ar
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DP = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objdump
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CP = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objcopy
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CFLAGS += -O3 -mcmodel=medany -fno-exceptions -nostartfiles -fdata-sections -ffunction-sections
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CFLAGS += -I./include -I../hw
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CFLAGS += -DXLEN_$(XLEN)
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PROJECT = libvortexrt
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SRCS = ./src/vx_start.S ./src/vx_syscalls.c ./src/vx_print.S ./src/tinyprintf.c ./src/vx_print.c ./src/vx_spawn.c ./src/vx_serial.S ./src/vx_perf.c
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OBJS := $(addsuffix .o, $(notdir $(SRCS)))
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all: $(PROJECT).a $(PROJECT).dump
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$(PROJECT).dump: $(PROJECT).a
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$(DP) -D $(PROJECT).a > $(PROJECT).dump
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%.S.o: src/%.S
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$(CC) $(CFLAGS) -c $< -o $@
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%.cpp.o: src/%.cpp
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$(CXX) $(CFLAGS) -c $< -o $@
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%.c.o: src/%.c
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$(CC) $(CFLAGS) -c $< -o $@
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$(PROJECT).a: $(OBJS)
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$(AR) rcs $@ $^
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.depend: $(SRCS)
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$(CC) $(CFLAGS) -MM $^ > .depend;
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clean:
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rm -rf *.a *.o *.dump .depend
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