Implementation notes: amd64, comet, crypto_hash/nasha256

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_hash
Primitive: nasha256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
22505	31074 0 131088	41793 852 132000	`T:opt_v4`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
22706	41043 0 131088	53793 852 132064	`T:opt_v4`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
22771	40859 0 131088	53305 852 132000	`T:opt_v4`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
23137	32286 0 131088	43799 844 132064	`T:opt_v4`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
23155	46558 0 131088	57633 852 132000	`T:opt_v4`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
23820	36662 0 131104	47572 780 132064	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
23834	42605 0 131104	55508 780 132064	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
24023	30958 0 131104	41467 772 132064	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
26670	9222 0 0	19731 772 960	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
27422	15296 0 0	28196 780 960	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
27637	11596 0 0	22516 780 960	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
29146	13226 0 0	26321 852 896	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
29197	12431 0 0	27137 852 960	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
29246	12248 0 0	26665 852 928	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
30594	12232 0 0	22945 852 896	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32214	8801 0 0	20311 844 960	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
34267	29401 0 131104	38879 756 132032	`T:opt_v4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
36643	8137 0 0	17615 756 928	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222

Compiler output

Implementation: T:opt
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Nasha.c: Nasha.c:627:1: warning: non-void function does not return a value in all control paths [-Wreturn-type]
Nasha.c: }
Nasha.c: ^
Nasha.c: Nasha.c:646:1: warning: non-void function does not return a value in all control paths [-Wreturn-type]
Nasha.c: }
Nasha.c: ^
Nasha.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt

Compiler output

Implementation: T:opt_v4
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Nasha.c: Nasha.c:815:29: warning: incompatible pointer to integer conversion assigning to 'uint_16t' (aka 'unsigned short') from 'uint_16t[256]' (aka 'unsigned short[256]') [-Wint-conversion]
Nasha.c: ssbox[i][j] = ssbox[i^j];
Nasha.c: ^ ~~~~~~~~~~
Nasha.c: Nasha.c:854:1: warning: non-void function does not return a value in all control paths [-Wreturn-type]
Nasha.c: }
Nasha.c: ^
Nasha.c: Nasha.c:873:1: warning: non-void function does not return a value in all control paths [-Wreturn-type]
Nasha.c: }
Nasha.c: ^
Nasha.c: 3 warnings generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt_v4
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt_v4
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt_v4
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt_v4
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:opt_v4

Compiler output

Implementation: T:opt_v4
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

Nasha.c: Nasha.c: In function 'Init':
Nasha.c: Nasha.c:815:29: warning: assignment to 'uint_16t' {aka 'short unsigned int'} from 'uint_16t *' {aka 'short unsigned int *'} makes integer from pointer without a cast [-Wint-conversion]
Nasha.c: 815 | ssbox[i][j] = ssbox[i^j];
Nasha.c: | ^

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:opt_v4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:opt_v4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:opt_v4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:opt_v4