Implementation notes: amd64, par, crypto_hash/mcssha4

Computer: par
Architecture: amd64
CPU ID: GenuineIntel-000406c3-bfebfbff
SUPERCOP version: 20161026
Operation: crypto_hash
Primitive: mcssha4

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
70740	`ref`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
71120	`ref`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
73980	`ref`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
74560	`ref`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
89780	`ref`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
91160	`ref`	`gcc -march=native -mcpu=native -Os`	20161214	20161026

Compiler output

Implementation: crypto_hash/mcssha4/ref
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

hash.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
mcssha4.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
try.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
try.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
measure.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead

Number of similar (compiler,implementation) pairs: 6, namely:

Compiler	Implementations
gcc -funroll-loops -march=native -mcpu=native -O2	ref
gcc -funroll-loops -march=native -mcpu=native -O3	ref
gcc -funroll-loops -march=native -mcpu=native -Os	ref
gcc -march=native -mcpu=native -O2	ref
gcc -march=native -mcpu=native -O3	ref
gcc -march=native -mcpu=native -Os	ref