Implementation notes: amd64, utrecht, crypto_hash/nasha256

Computer: utrecht
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20160806
Operation: crypto_hash
Primitive: nasha256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
39510	`opt_v4`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160804	20160731
39528	`opt_v4`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160804	20160731
39600	`opt`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160804	20160731
39645	`opt_v4`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160804	20160731
40221	`opt`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160804	20160731
40932	`opt`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160804	20160731
42471	`opt_v4`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160804	20160731
43362	`opt`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160804	20160731

Compiler output

Implementation: crypto_hash/nasha256/opt_v4
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv

Nasha.c: Nasha.c: In function 'Init':
Nasha.c: Nasha.c:815:29: warning: assignment makes integer from pointer without a cast [enabled by default]
Nasha.c: 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	opt_v4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	opt_v4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	opt_v4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	opt_v4