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CoreMark makefile and printing improvements

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This commit is contained in:
David Harris 2022-07-08 22:00:50 +00:00
parent 3e19500fc8
commit 8c9f483133
2 changed files with 7 additions and 4 deletions
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4
benchmarks/coremark/Makefile
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@ -13,7 +13,7 @@ PORT_CFLAGS = -g -march=rv$(XLEN)im -mabi=$(ABI) -march=rv$(XLEN)im -static -fal
-fno-delete-null-pointer-checks -fno-rename-registers --param=loop-max-datarefs-for-datadeps=0 \
-funroll-all-loops --param=uninlined-function-insns=8 -fno-tree-vrp -fwrapv -fipa-pta \
-nostdlib -nostartfiles -ffreestanding -mstrict-align \
-DTOTAL_DATA_SIZE=2000 -DMAIN_HAS_NOARGC=1 -DPERFORMANCE_RUN=1
-DTOTAL_DATA_SIZE=2000 -DMAIN_HAS_NOARGC=1 -DPERFORMANCE_RUN=1 -DITERATIONS=2
# flags that cause build errors mcmodel=medlow
@ -28,7 +28,7 @@ PORT_CFLAGS = -g -march=rv$(XLEN)im -mabi=$(ABI) -march=rv$(XLEN)im -static -fal
all: $(work_dir)/coremark.bare.riscv.elf.memfile
run:
(cd ../../pipelined/regression && (vsim -c -do "do wally-pipelined-batch.do rv$(XLEN)gc coremark" 2>&1 | tee $(work_dir)/coremark.sim.log))
(cd ../../pipelined/regression && (time vsim -c -do "do wally-pipelined-batch.do rv$(XLEN)gc coremark" 2>&1 | tee $(work_dir)/coremark.sim.log))
cd ../../benchmarks/coremark/
$(work_dir)/coremark.bare.riscv.elf.memfile: $(work_dir)/coremark.bare.riscv

7
benchmarks/coremark/riscv64-baremetal/core_portme.c
View File

@ -196,10 +196,13 @@ void stop_time(void) {
CORE_TICKS get_time(void) {
CORE_TICKS elapsed=(CORE_TICKS)(MYTIMEDIFF(stop_time_val, start_time_val));
unsigned long instructions = minstretDiff();
ee_printf(" Called get_time\n");
long long cm100 = 1000000000 / elapsed; // coremark score * 100
long long cpi100 = elapsed*100/instructions; // CPI * 100
ee_printf(" WALLY CoreMark Results (from get_time)\n");
ee_printf(" Elapsed MTIME: %u\n", elapsed);
ee_printf(" Elapsed MINSTRET: %lu\n", instructions);
ee_printf(" CPI: %lu / %lu\n", elapsed, instructions);
ee_printf(" COREMARK/MHz Score: 10,000,000 / %lu = %d.%02d \n", elapsed, cm100/100, cm100%100);
ee_printf(" CPI: %lu / %lu = %d.%02d\n", elapsed, instructions, cpi100/100, cpi100%100);
return elapsed;
}
/* Function: time_in_secs