Implementation notes: aarch64, lionheart30, crypto_scalarmult/curve25519

Computer: lionheart30
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20160806
Operation: crypto_scalarmult
Primitive: curve25519

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
1457821	`ref10`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160820	20160806
1471537	`ref10`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160820	20160806
1504057	`ref10`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160820	20160806
1624971	`donna_c64`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160820	20160806
1672425	`donna_c64`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160820	20160806
1720329	`donna_c64`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160820	20160806
1823789	`donna_c64`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160820	20160806
1873273	`donna_c64`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160820	20160806
2299216	`ref10`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160820	20160806
3209619	`ref10`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160820	20160806
42871059	`ref`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160820	20160806
44909897	`ref`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160820	20160806
46105545	`ref`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160820	20160806
47603839	`ref`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160820	20160806
52614306	`ref`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160820	20160806

Compiler output

Implementation: crypto_scalarmult/curve25519/donna_c64
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv

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: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	donna_c64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	donna_c64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	donna_c64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	donna_c64