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CC = riscv32-none-elf-gcc
CP = riscv32-none-elf-objcopy
CFLAGS = -fno-pic -nostdlib -fno-delete-null-pointer-checks --param=min-pagesize=0 -O0 -march=rv32i -mabi=ilp32 -Wall -Wextra -pedantic
SRC_fib = fibonacci.c
SRC_rom = rom_large.s
ROM = riscvtest_rom_image.txt
all: fibonacci
fibonacci:
${CC} ${CFLAGS} ${SRC_fib}
${CP} -j .text -O binary a.out /dev/stdout \
| od -t x4 -w4 - | cut -d' ' -f2 | head -n -1 \
> ${ROM}
rom_large:
${CC} ${CFLAGS} ${SRC_rom}
${CP} -j .text -O binary a.out /dev/stdout \
| od -t x4 -w4 - | cut -d' ' -f2 | head -n -1 \
> ${ROM}
clean:
rm -f a.out
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