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author | Clifford Wolf <clifford@clifford.at> | 2016-06-07 17:09:26 +0200 |
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committer | Clifford Wolf <clifford@clifford.at> | 2016-06-07 17:09:26 +0200 |
commit | b99610fee30e41049e94687e350a720951a9f0e9 (patch) | |
tree | b8a8e059e2e64f771c6a403bf89250abbd5b612d /dhrystone/Makefile | |
parent | bf062e39acf817c00da0c21ae7200d618167218a (diff) | |
download | picorv32-b99610fee30e41049e94687e350a720951a9f0e9.tar.gz picorv32-b99610fee30e41049e94687e350a720951a9f0e9.zip |
Using newlib libc from riscv-tools in dhrystone benchmark
Diffstat (limited to 'dhrystone/Makefile')
-rw-r--r-- | dhrystone/Makefile | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/dhrystone/Makefile b/dhrystone/Makefile index 255749d..3609a97 100644 --- a/dhrystone/Makefile +++ b/dhrystone/Makefile @@ -1,7 +1,14 @@ - -OBJS = start.o dhry_1.o dhry_2.o stdlib.o -CFLAGS = -MD -O3 -m32 -march=RV32IM -ffreestanding -nostdlib -DTIME -DRISCV -TOOLCHAIN_PREFIX = riscv32-unknown-elf- +USE_MYSTDLIB = 0 +OBJS = dhry_1.o dhry_2.o stdlib.o +CFLAGS = -MD -O3 -m32 -march=RV32IM -DTIME -DRISCV +TOOLCHAIN_PREFIX = /opt/riscv32im/bin/riscv32-unknown-elf- + +ifeq ($(USE_MYSTDLIB),1) +CFLAGS += -DUSE_MYSTDLIB -ffreestanding -nostdlib +OBJS += start.o +else +OBJS += syscalls.o +endif test: testbench.vvp dhry.hex vvp -N testbench.vvp @@ -21,16 +28,18 @@ timing.vvp: testbench.v ../picorv32.v iverilog -o timing.vvp -DTIMING testbench.v ../picorv32.v chmod -x timing.vvp -dhry.hex: dhry.bin ../firmware/makehex.py - python3 ../firmware/makehex.py $< 16384 > $@ +dhry.hex: dhry.elf + riscv32-unknown-elf-objcopy -O verilog $< $@ -dhry.bin: dhry.elf - $(TOOLCHAIN_PREFIX)objcopy -O binary $< $@ +ifeq ($(USE_MYSTDLIB),1) +dhry.elf: $(OBJS) sections.lds + $(TOOLCHAIN_PREFIX)gcc $(CFLAGS) -Wl,-Bstatic,-T,sections.lds,-Map,dhry.map,--strip-debug -o $@ $(OBJS) -lgcc chmod -x $@ - -dhry.elf: $(OBJS) ../firmware/sections.lds - $(TOOLCHAIN_PREFIX)gcc $(CFLAGS) -Wl,-Bstatic,-T,../firmware/sections.lds,-Map,dhry.map,--strip-debug -o $@ $(OBJS) -lgcc +else +dhry.elf: $(OBJS) + $(TOOLCHAIN_PREFIX)gcc $(CFLAGS) -Wl,-Bstatic,-Map,dhry.map,--strip-debug -o $@ $(OBJS) -lgcc -lc chmod -x $@ +endif %.o: %.c $(TOOLCHAIN_PREFIX)gcc -c $(CFLAGS) $< |