Implementation notes: amd64, pluton1mn, crypto_hash/nasha256

Computer: pluton1mn
Architecture: amd64
CPU ID: GenuineIntel-00050671-bfebfbff
SUPERCOP version: 20160806
Operation: crypto_hash
Primitive: nasha256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
39844	`opt_v4`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160806	20160731
40908	`opt_v4`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
40922	`opt_v4`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
42728	`opt_v4`	`icc -xMIC-AVX512 -O3 -fomit-frame-pointer`	20160806	20160731
42882	`opt_v4`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160806	20160731
43050	`opt`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
43050	`opt_v4`	`icc -xMIC-AVX512 -O2 -fomit-frame-pointer`	20160806	20160731
43764	`opt`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
44464	`opt`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160806	20160731
45052	`opt`	`icc -xMIC-AVX512 -O3 -fomit-frame-pointer`	20160806	20160731
46046	`opt`	`icc -xMIC-AVX512 -O2 -fomit-frame-pointer`	20160806	20160731
47642	`opt`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160806	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 [-Wint-conversion]
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

Compiler output

Implementation: crypto_hash/nasha256/opt_v4
Compiler: icc -xMIC-AVX512 -O2 -fomit-frame-pointer

Nasha.c: Nasha.c(815): warning #810: conversion from "uint_16t={crypto_uint16={unsigned short}} *" to "uint_16t={crypto_uint16={unsigned short}}" may lose significant bits
Nasha.c: ssbox[i][j] = ssbox[i^j];
Nasha.c: ^
Nasha.c:

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
icc -xMIC-AVX512 -O2 -fomit-frame-pointer	opt_v4
icc -xMIC-AVX512 -O3 -fomit-frame-pointer	opt_v4