Implementation notes: amd64, rome0, crypto_hash/nasha256

Computer: rome0
Microarchitecture: amd64; Zen2 (830f10)
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20230530
Operation: crypto_hash
Primitive: nasha256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
21408	33152 0 131088	45832 812 131992	`T:opt_v4`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
21424	33372 0 131088	46200 812 131992	`T:opt_v4`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
21475	28161 0 131088	38814 804 131992	`T:opt_v4`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
21646	46574 0 131088	57528 812 131992	`T:opt_v4`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
22533	31547 0 131088	41870 804 131992	`T:opt_v4`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
24232	31585 0 131104	42335 772 132056	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
25162	33076 0 131104	44200 780 132056	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
25197	39149 0 131104	52024 780 132056	`T:opt_v4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
25366	11693 0 0	24568 812 920	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
25406	11474 0 0	24232 812 920	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
26783	8924 0 0	19294 804 888	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
26982	28474 0 131104	38259 756 132024	`T:opt_v4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
27010	10925 0 0	22048 780 952	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
27035	12890 0 0	25864 812 888	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
27182	8679 0 0	19423 772 952	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
27482	8993 0 0	19646 804 888	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
27573	14854 0 0	27728 780 952	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
29595	7993 0 0	17763 756 920	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122

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]' [-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