Implementation notes: aarch64, supercoplxc, crypto_scalarmult/curve25519

Computer: supercoplxc
Architecture: aarch64
CPU ID: 410fd034
SUPERCOP version: 20190816
Operation: crypto_scalarmult
Primitive: curve25519

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2324480	20640 0 0	39849 896 1584	`donna_c64`	`gcc_-O3_-fomit-frame-pointer`	20190925	20190816
2359200	20584 0 0	41169 896 1584	`donna_c64`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20190925	20190816
2362320	20132 0 0	40641 896 1584	`donna_c64`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
2375760	20148 0 0	39297 896 1584	`donna_c64`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
2379200	20244 0 0	40361 896 1568	`donna_c64`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
2383760	20708 0 0	40777 896 1568	`donna_c64`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20190925	20190816
2404720	5296 0 0	25745 896 1584	`ref10`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
2411360	5532 0 0	26001 896 1584	`ref10`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20190925	20190816
2419840	5160 0 0	24257 896 1584	`ref10`	`gcc_-O3_-fomit-frame-pointer`	20190925	20190816
2497200	5900 0 0	25857 896 1568	`ref10`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20190925	20190816
2497440	5420 0 0	23313 896 1568	`ref10`	`gcc_-O2_-fomit-frame-pointer`	20190925	20190816
2547680	17220 0 0	35225 896 1568	`donna_c64`	`gcc_-O2_-fomit-frame-pointer`	20190925	20190816
2575120	5764 0 0	25809 896 1568	`ref10`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
2611440	16884 0 0	34793 896 1568	`donna_c64`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
2701200	16436 0 0	33145 880 1560	`donna_c64`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20190925	20190816
2701600	16436 0 0	33145 880 1560	`donna_c64`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
2770880	5172 0 0	21761 880 1560	`ref10`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
2771920	5172 0 0	21761 880 1560	`ref10`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20190925	20190816
2800880	4924 0 0	24017 896 1584	`ref10`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
2841920	17724 0 0	37542 808 1600	`donna_c64`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190925	20190816
2845520	16444 0 0	33089 880 1560	`donna_c64`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
2847680	16444 0 0	33089 880 1560	`donna_c64`	`gcc_-Os_-fomit-frame-pointer`	20190925	20190816
2995280	5280 0 0	23113 896 1568	`ref10`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
3053040	20620 0 0	41433 896 1568	`donna_c64`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
3055360	20620 0 0	41433 896 1568	`donna_c64`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20190925	20190816
3073200	5172 0 0	21697 880 1560	`ref10`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
3075440	5172 0 0	21697 880 1560	`ref10`	`gcc_-Os_-fomit-frame-pointer`	20190925	20190816
3138160	17088 0 0	34681 896 1568	`donna_c64`	`gcc_-O_-fomit-frame-pointer`	20190925	20190816
3138240	17088 0 0	34681 896 1568	`donna_c64`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
3333520	19956 0 0	39782 808 1600	`donna_c64`	`clang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3333680	19956 0 0	39782 808 1600	`donna_c64`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3333680	19956 0 0	39782 808 1600	`donna_c64`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3334800	19956 0 0	39726 808 1600	`donna_c64`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3524880	6004 0 0	25854 808 1600	`ref10`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190925	20190816
3612000	5956 0 0	25782 808 1600	`ref10`	`clang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3612080	5956 0 0	25782 808 1600	`ref10`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3612080	5956 0 0	25782 808 1600	`ref10`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
3940880	5736 0 0	25510 808 1600	`ref10`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
6073360	6572 0 0	27281 896 1568	`ref10`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20190925	20190816
6073600	6572 0 0	27281 896 1568	`ref10`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
6074400	6056 0 0	23545 896 1568	`ref10`	`gcc_-O_-fomit-frame-pointer`	20190925	20190816
6074960	6056 0 0	23545 896 1568	`ref10`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
17729840	15512 0 0	36841 880 1576	`ref10`	`gcc_-funroll-loops`	20190925	20190816
17737840	15512 0 0	36841 880 1576	`ref10`	`cc`	20190925	20190816
17739760	15512 0 0	36841 880 1576	`ref10`	`gcc`	20190925	20190816
20259920	141280 0 0	162785 880 1576	`donna_c64`	`cc`	20190925	20190816
21182960	141280 0 0	162785 880 1576	`donna_c64`	`gcc`	20190925	20190816
21190240	141280 0 0	162785 880 1576	`donna_c64`	`gcc_-funroll-loops`	20190925	20190816
66728080	9104 0 0	29705 896 1584	`ref`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20190925	20190816
70261600	8672 0 0	28769 896 1568	`ref`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20190925	20190816
70542080	9020 0 0	29553 896 1584	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
71380800	22444 0 0	42246 808 1600	`ref`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190925	20190816
72537680	23156 0 0	42966 808 1600	`ref`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
72556080	23156 0 0	42966 808 1600	`ref`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
72574320	23156 0 0	42966 808 1600	`ref`	`clang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
72660240	23224 0 0	42982 808 1600	`ref`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20190925	20190816
74675200	8684 0 0	28825 896 1568	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
77606480	4744 0 0	23977 896 1584	`ref`	`gcc_-O3_-fomit-frame-pointer`	20190925	20190816
81417840	4680 0 0	23857 896 1584	`ref`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190925	20190816
91931520	3144 0 0	21177 896 1568	`ref`	`gcc_-O2_-fomit-frame-pointer`	20190925	20190816
95538800	3128 0 0	21065 896 1568	`ref`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190925	20190816
98716880	2764 0 0	19489 880 1560	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
98780480	2764 0 0	19489 880 1560	`ref`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20190925	20190816
102412160	2724 0 0	19385 880 1560	`ref`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190925	20190816
102449680	2724 0 0	19385 880 1560	`ref`	`gcc_-Os_-fomit-frame-pointer`	20190925	20190816
107288000	7192 0 0	28041 896 1568	`ref`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20190925	20190816
107315120	7192 0 0	28041 896 1568	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
110971280	3116 0 0	20745 896 1568	`ref`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190925	20190816
111204320	3116 0 0	20745 896 1568	`ref`	`gcc_-O_-fomit-frame-pointer`	20190925	20190816
437924080	5248 0 0	26777 880 1576	`ref`	`cc`	20190925	20190816
439128800	5248 0 0	26777 880 1576	`ref`	`gcc`	20190925	20190816
441138240	5248 0 0	26777 880 1576	`ref`	`gcc_-funroll-loops`	20190925	20190816

Compiler output

Implementation: donna_c64
Security model: unknown
Compiler: cc

smult.c: smult.c:149:1: warning: always_inline function might not be inlinable [-Wattributes]
smult.c: fsquare_times(felem output, const felem in, limb count) {
smult.c: ^~~~~~~~~~~~~
smult.c: smult.c:100:1: warning: always_inline function might not be inlinable [-Wattributes]
smult.c: fmul(felem output, const felem in2, const felem in) {
smult.c: ^~~~
smult.c: smult.c:70:1: warning: always_inline function might not be inlinable [-Wattributes]
smult.c: fscalar_product(felem output, const felem in, const limb scalar) {
smult.c: ^~~~~~~~~~~~~~~
smult.c: smult.c:56:1: warning: always_inline function might not be inlinable [-Wattributes]
smult.c: fdifference_backwards(felem out, const felem in) {
smult.c: ^~~~~~~~~~~~~~~~~~~~~
smult.c: smult.c:41:1: warning: always_inline function might not be inlinable [-Wattributes]
smult.c: fsum(limb *output, const limb *in) {
smult.c: ^~~~

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	donna_c64
gcc	donna_c64
gcc -O2 -fomit-frame-pointer	donna_c64
gcc -O3 -fomit-frame-pointer	donna_c64
gcc -O -fomit-frame-pointer	donna_c64
gcc -Os -fomit-frame-pointer	donna_c64
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	donna_c64
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	donna_c64
gcc -fno-schedule-insns -O -fomit-frame-pointer	donna_c64
gcc -fno-schedule-insns -Os -fomit-frame-pointer	donna_c64
gcc -funroll-loops	donna_c64
gcc -funroll-loops -O2 -fomit-frame-pointer	donna_c64
gcc -funroll-loops -O3 -fomit-frame-pointer	donna_c64
gcc -funroll-loops -O -fomit-frame-pointer	donna_c64
gcc -funroll-loops -Os -fomit-frame-pointer	donna_c64
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	donna_c64
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	donna_c64
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	donna_c64
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	donna_c64