Elliot/measurements

measurements/variant_branchless/x86/1.log

@@ -0,0 +1,41 @@
+rm -f main_* sizes run_tests *.o *.s
+/usr/bin/g++ -O3 -march=native -std=c++23 -Wall -Wextra -flto -DFLOPCOUNT=0 -DRANDOM_SEED=0 -DROOFLINE=0 -DBENCHMARK=1 main.cpp ./variants/variant_branchless.cpp -o main_branchless
+=== N_P=50 N_ITER=1000 ===
+W(n) per iteration: 184500.00 flops
+Q(n) per iteration: 6512 bytes
+I(n): 28.33 flops/byte
+W(n): 184500000.00 flops
+T(n): 164628520.00 cycles
+P(n): 1.12 flops/cycle
+
+=== N_P=100 N_ITER=1000 ===
+W(n) per iteration: 729000.00 flops
+Q(n) per iteration: 12912 bytes
+I(n): 56.46 flops/byte
+W(n): 729000000.00 flops
+T(n): 668671300.00 cycles
+P(n): 1.09 flops/cycle
+
+=== N_P=200 N_ITER=1000 ===
+W(n) per iteration: 2898000.00 flops
+Q(n) per iteration: 25712 bytes
+I(n): 112.71 flops/byte
+W(n): 2898000000.00 flops
+T(n): 2797909140.00 cycles
+P(n): 1.04 flops/cycle
+
+=== N_P=500 N_ITER=1000 ===
+W(n) per iteration: 18045000.00 flops
+Q(n) per iteration: 64112 bytes
+I(n): 281.46 flops/byte
+W(n): 18045000000.00 flops
+T(n): 18473174460.00 cycles
+P(n): 0.98 flops/cycle
+
+=== N_P=1000 N_ITER=1000 ===
+W(n) per iteration: 72090000.00 flops
+Q(n) per iteration: 128112 bytes
+I(n): 562.71 flops/byte
+W(n): 72090000000.00 flops
+T(n): 72557284580.00 cycles
+P(n): 0.99 flops/cycle

measurements/variant_branchless/x86/2.log

@@ -0,0 +1,41 @@
+rm -f main_* sizes run_tests *.o *.s
+/usr/bin/g++ -O3 -march=native -std=c++23 -Wall -Wextra -flto -DFLOPCOUNT=0 -DRANDOM_SEED=0 -DROOFLINE=0 -DBENCHMARK=1 main.cpp ./variants/variant_branchless.cpp -o main_branchless
+=== N_P=50 N_ITER=1000 ===
+W(n) per iteration: 184500.00 flops
+Q(n) per iteration: 6512 bytes
+I(n): 28.33 flops/byte
+W(n): 184500000.00 flops
+T(n): 163598600.00 cycles
+P(n): 1.13 flops/cycle
+
+=== N_P=100 N_ITER=1000 ===
+W(n) per iteration: 729000.00 flops
+Q(n) per iteration: 12912 bytes
+I(n): 56.46 flops/byte
+W(n): 729000000.00 flops
+T(n): 672653360.00 cycles
+P(n): 1.08 flops/cycle
+
+=== N_P=200 N_ITER=1000 ===
+W(n) per iteration: 2898000.00 flops
+Q(n) per iteration: 25712 bytes
+I(n): 112.71 flops/byte
+W(n): 2898000000.00 flops
+T(n): 2815032380.00 cycles
+P(n): 1.03 flops/cycle
+
+=== N_P=500 N_ITER=1000 ===
+W(n) per iteration: 18045000.00 flops
+Q(n) per iteration: 64112 bytes
+I(n): 281.46 flops/byte
+W(n): 18045000000.00 flops
+T(n): 18559971420.00 cycles
+P(n): 0.97 flops/cycle
+
+=== N_P=1000 N_ITER=1000 ===
+W(n) per iteration: 72090000.00 flops
+Q(n) per iteration: 128112 bytes
+I(n): 562.71 flops/byte
+W(n): 72090000000.00 flops
+T(n): 72285399260.00 cycles
+P(n): 1.00 flops/cycle

measurements/variant_branchless/x86/3.log

@@ -0,0 +1,41 @@
+rm -f main_* sizes run_tests *.o *.s
+/usr/bin/g++ -O3 -march=native -std=c++23 -Wall -Wextra -flto -DFLOPCOUNT=0 -DRANDOM_SEED=0 -DROOFLINE=0 -DBENCHMARK=1 main.cpp ./variants/variant_branchless.cpp -o main_branchless
+=== N_P=50 N_ITER=1000 ===
+W(n) per iteration: 184500.00 flops
+Q(n) per iteration: 6512 bytes
+I(n): 28.33 flops/byte
+W(n): 184500000.00 flops
+T(n): 165200000.00 cycles
+P(n): 1.12 flops/cycle
+
+=== N_P=100 N_ITER=1000 ===
+W(n) per iteration: 729000.00 flops
+Q(n) per iteration: 12912 bytes
+I(n): 56.46 flops/byte
+W(n): 729000000.00 flops
+T(n): 686277160.00 cycles
+P(n): 1.06 flops/cycle
+
+=== N_P=200 N_ITER=1000 ===
+W(n) per iteration: 2898000.00 flops
+Q(n) per iteration: 25712 bytes
+I(n): 112.71 flops/byte
+W(n): 2898000000.00 flops
+T(n): 2805241940.00 cycles
+P(n): 1.03 flops/cycle
+
+=== N_P=500 N_ITER=1000 ===
+W(n) per iteration: 18045000.00 flops
+Q(n) per iteration: 64112 bytes
+I(n): 281.46 flops/byte
+W(n): 18045000000.00 flops
+T(n): 18557266380.00 cycles
+P(n): 0.97 flops/cycle
+
+=== N_P=1000 N_ITER=1000 ===
+W(n) per iteration: 72090000.00 flops
+Q(n) per iteration: 128112 bytes
+I(n): 562.71 flops/byte
+W(n): 72090000000.00 flops
+T(n): 72552877660.00 cycles
+P(n): 0.99 flops/cycle