Implementation notes: amd64, pluton1mn, crypto_hash/nasha256

Computer: pluton1mn
Architecture: amd64
CPU ID: GenuineIntel-00050671-bfebfbff
SUPERCOP version: 20160806
Operation: crypto_hash
Primitive: nasha256
TimeImplementationCompilerBenchmark dateSUPERCOP version
39844opt_v4gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv2016080620160731
40908opt_v4gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv2016080620160731
40922opt_v4gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv2016080620160731
42728opt_v4icc -xMIC-AVX512 -O3 -fomit-frame-pointer2016080620160731
42882opt_v4gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv2016080620160731
43050optgcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv2016080620160731
43050opt_v4icc -xMIC-AVX512 -O2 -fomit-frame-pointer2016080620160731
43764optgcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv2016080620160731
44464optgcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv2016080620160731
45052opticc -xMIC-AVX512 -O3 -fomit-frame-pointer2016080620160731
46046opticc -xMIC-AVX512 -O2 -fomit-frame-pointer2016080620160731
47642optgcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv2016080620160731

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:
CompilerImplementations
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:
CompilerImplementations
icc -xMIC-AVX512 -O2 -fomit-frame-pointer opt_v4
icc -xMIC-AVX512 -O3 -fomit-frame-pointer opt_v4