Implementation notes: amd64, par, crypto_hash/keccakc256

Computer: par
Architecture: amd64
CPU ID: GenuineIntel-000406c3-bfebfbff
SUPERCOP version: 20161026
Operation: crypto_hash
Primitive: keccakc256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
31440	`opt64lcu24`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
31620	`opt64lcu24`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
31620	`opt64lcu24`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
31720	`x86_64_asm`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
31760	`x86_64_asm`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
31760	`x86_64_asm`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
31780	`x86_64_asm`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
31820	`opt64lcu24`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
31900	`x86_64_asm`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
31900	`x86_64_asm`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
31980	`opt64lcu6`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
32100	`opt64lcu6`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
32180	`opt64lcu6`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
32360	`opt64lcu6`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
33140	`opt64lcu24`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
33280	`opt64lcu6`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
33320	`opt64lcu24`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
33500	`opt64lcu6`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
34560	`opt64u6`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
34900	`opt64u6`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
35260	`inplace`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
35280	`inplace`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
35340	`opt64u6`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
35400	`simple`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
35600	`simple`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
35740	`opt64u6`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
35960	`simple`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
36200	`inplace`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
36220	`inplace`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
36280	`simple`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
36420	`opt64u6`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
36720	`inplace`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
37260	`simple`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
37560	`opt64u6`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
37700	`inplace`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
38120	`simple`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
46060	`sseu2`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
46520	`sseu2`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
46920	`sseu2`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
48040	`sseu2`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
48960	`sseu2`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
49620	`sseu2`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
51920	`mmxu1`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
52600	`mmxu1`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
53500	`mmxu1`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
54740	`mmxu1`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
58140	`compact`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
58380	`mmxu1`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
58540	`mmxu1`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
62880	`compact`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
70060	`opt32bi-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
73860	`opt32bi-s2lcu4`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
74480	`opt32biT-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
74480	`opt32biT-s2lcu4`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
75520	`opt32biT-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
76520	`opt32biT-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
76760	`compact`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
76840	`opt32bi-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
77400	`opt32bi-s2lcu4`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
78080	`opt32biT-s2lcu4`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
78700	`opt32bi-s2lcu4`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
79760	`opt32biT-s2lcu4`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
81060	`simple32bi`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
81680	`opt32bi-rvku2`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
81920	`simple32bi`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
82440	`opt32bi-rvku2`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
82480	`opt32bi-rvku2`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
82520	`opt32bi-s2lcu4`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
83420	`inplace32bi`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
84340	`simple32bi`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
84700	`inplace32bi`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
85160	`simple32bi`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
85460	`opt32bi-rvku2`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
85560	`opt32bi-rvku2`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
86180	`inplace32bi`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
87060	`inplace32bi`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
88580	`opt32bi-rvku2`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
88740	`simple32bi`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
92000	`simple32bi`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
92440	`inplace32bi`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
96380	`inplace32bi`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
100100	`opt64lcu24shld`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
100600	`opt64lcu24shld`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
100640	`opt64lcu24shld`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
100680	`x86_64_shld`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
100680	`x86_64_shld`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
100720	`x86_64_shld`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
100740	`x86_64_shld`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
100820	`x86_64_shld`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
100840	`x86_64_shld`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
101400	`opt64lcu24shld`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
101720	`opt64lcu24shld`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
101740	`opt64lcu24shld`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
144660	`compact`	`gcc -march=native -mcpu=native -Os`	20161214	20161026
144740	`compact`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
147960	`compact`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
221700	`compact8`	`gcc -funroll-loops -march=native -mcpu=native -O3`	20161214	20161026
234900	`compact8`	`gcc -march=native -mcpu=native -O3`	20161214	20161026
257000	`compact8`	`gcc -funroll-loops -march=native -mcpu=native -O2`	20161214	20161026
295480	`compact8`	`gcc -march=native -mcpu=native -O2`	20161214	20161026
331420	`compact8`	`gcc -funroll-loops -march=native -mcpu=native -Os`	20161214	20161026
337680	`compact8`	`gcc -march=native -mcpu=native -Os`	20161214	20161026

Compiler output

Implementation: crypto_hash/keccakc256/compact
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-compact.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	compact
gcc -funroll-loops -march=native -mcpu=native -O3	compact
gcc -funroll-loops -march=native -mcpu=native -Os	compact
gcc -march=native -mcpu=native -O2	compact
gcc -march=native -mcpu=native -O3	compact
gcc -march=native -mcpu=native -Os	compact

Compiler output

Implementation: crypto_hash/keccakc256/compact8
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-compact8.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	compact8
gcc -funroll-loops -march=native -mcpu=native -O3	compact8
gcc -funroll-loops -march=native -mcpu=native -Os	compact8
gcc -march=native -mcpu=native -O2	compact8
gcc -march=native -mcpu=native -O3	compact8
gcc -march=native -mcpu=native -Os	compact8

Compiler output

Implementation: crypto_hash/keccakc256/inplace
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-inplace.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	inplace
gcc -funroll-loops -march=native -mcpu=native -O3	inplace
gcc -funroll-loops -march=native -mcpu=native -Os	inplace
gcc -march=native -mcpu=native -O2	inplace
gcc -march=native -mcpu=native -O3	inplace
gcc -march=native -mcpu=native -Os	inplace

Compiler output

Implementation: crypto_hash/keccakc256/inplace32bi
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-inplace32BI.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	inplace32bi
gcc -funroll-loops -march=native -mcpu=native -O3	inplace32bi
gcc -funroll-loops -march=native -mcpu=native -Os	inplace32bi
gcc -march=native -mcpu=native -O2	inplace32bi
gcc -march=native -mcpu=native -O3	inplace32bi
gcc -march=native -mcpu=native -Os	inplace32bi

Compiler output

Implementation: crypto_hash/keccakc256/simple
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-simple.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	simple
gcc -funroll-loops -march=native -mcpu=native -O3	simple
gcc -funroll-loops -march=native -mcpu=native -Os	simple
gcc -march=native -mcpu=native -O2	simple
gcc -march=native -mcpu=native -O3	simple
gcc -march=native -mcpu=native -Os	simple

Compiler output

Implementation: crypto_hash/keccakc256/simple32bi
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

Keccak-simple32BI.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	simple32bi
gcc -funroll-loops -march=native -mcpu=native -O3	simple32bi
gcc -funroll-loops -march=native -mcpu=native -Os	simple32bi
gcc -march=native -mcpu=native -O2	simple32bi
gcc -march=native -mcpu=native -O3	simple32bi
gcc -march=native -mcpu=native -Os	simple32bi

Compiler output

Implementation: crypto_hash/keccakc256/opt32bi-rvku2
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

KeccakF-1600-opt32.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakSponge.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
hash.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: 18, namely:

Compiler	Implementations
gcc -funroll-loops -march=native -mcpu=native -O2	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4
gcc -funroll-loops -march=native -mcpu=native -O3	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4
gcc -funroll-loops -march=native -mcpu=native -Os	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4
gcc -march=native -mcpu=native -O2	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4
gcc -march=native -mcpu=native -O3	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4
gcc -march=native -mcpu=native -Os	opt32bi-rvku2 opt32bi-s2lcu4 opt32biT-s2lcu4

Compiler output

Implementation: crypto_hash/keccakc256/xopu24
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

KeccakF-1600-opt64.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakF-1600-opt64.c: In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/6.2.1/include/x86intrin.h:54:0,
KeccakF-1600-opt64.c: from KeccakF-1600-opt64.c:74:
KeccakF-1600-opt64.c: KeccakF-1600-opt64.c: In function 'KeccakPermutationOnWords':
KeccakF-1600-opt64.c: /usr/lib/gcc/x86_64-pc-linux-gnu/6.2.1/include/xopintrin.h:266:1: error: inlining failed in call to always_inline '_mm_roti_epi64': target specific option mismatch
KeccakF-1600-opt64.c: _mm_roti_epi64(__m128i __A, const int __B)
KeccakF-1600-opt64.c: ^~~~~~~~~~~~~~
KeccakF-1600-opt64.c: In file included from KeccakF-1600-opt64.c:130:0:
KeccakF-1600-opt64.c: KeccakF-1600-xop.macros:103:11: note: called from here
KeccakF-1600-opt64.c: Bsusa = ROL6464same(Bsusa, 2); \
KeccakF-1600-opt64.c:
KeccakF-1600-opt64.c: KeccakF-1600-xop.macros:123:36: note: in expansion of macro 'thetaRhoPiChiIotaPrepareTheta'
KeccakF-1600-opt64.c: #define thetaRhoPiChiIota(i, A, E) thetaRhoPiChiIotaPrepareTheta(i, A, E)
KeccakF-1600-opt64.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
KeccakF-1600-opt64.c: KeccakF-1600-unrolling.macros:40:5: note: in expansion of macro 'thetaRhoPiChiIota'
KeccakF-1600-opt64.c: thetaRhoPiChiIota(23, E, A) \
KeccakF-1600-opt64.c: ^~~~~~~~~~~~~~~~~
KeccakF-1600-opt64.c: KeccakF-1600-opt64.c:185:5: note: in expansion of macro 'rounds'
KeccakF-1600-opt64.c: rounds
KeccakF-1600-opt64.c: ^~~~~~
KeccakF-1600-opt64.c: In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/6.2.1/include/x86intrin.h:54:0,
KeccakF-1600-opt64.c: from KeccakF-1600-opt64.c:74:
KeccakF-1600-opt64.c: /usr/lib/gcc/x86_64-pc-linux-gnu/6.2.1/include/xopintrin.h:239:1: error: inlining failed in call to always_inline '_mm_rot_epi64': target specific option mismatch
KeccakF-1600-opt64.c: _mm_rot_epi64(__m128i __A, __m128i __B)
KeccakF-1600-opt64.c: ^~~~~~~~~~~~~
KeccakF-1600-opt64.c: ...

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

Compiler	Implementations
gcc -funroll-loops -march=native -mcpu=native -O2	xopu24
gcc -funroll-loops -march=native -mcpu=native -O3	xopu24
gcc -funroll-loops -march=native -mcpu=native -Os	xopu24
gcc -march=native -mcpu=native -O2	xopu24
gcc -march=native -mcpu=native -O3	xopu24
gcc -march=native -mcpu=native -Os	xopu24

Compiler output

Implementation: crypto_hash/keccakc256/mmxu1
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

KeccakF-1600-opt64.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakSponge.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
hash.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: 36, namely:

Compiler	Implementations
gcc -funroll-loops -march=native -mcpu=native -O2	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2
gcc -funroll-loops -march=native -mcpu=native -O3	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2
gcc -funroll-loops -march=native -mcpu=native -Os	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2
gcc -march=native -mcpu=native -O2	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2
gcc -march=native -mcpu=native -O3	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2
gcc -march=native -mcpu=native -Os	mmxu1 opt64lcu24 opt64lcu24shld opt64lcu6 opt64u6 sseu2

Compiler output

Implementation: crypto_hash/keccakc256/x86_64_asm
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

KeccakF-1600-x86-64-asm.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakSponge.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
hash.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakF-1600-x86-64-gas.s: 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	x86_64_asm
gcc -funroll-loops -march=native -mcpu=native -O3	x86_64_asm
gcc -funroll-loops -march=native -mcpu=native -Os	x86_64_asm
gcc -march=native -mcpu=native -O2	x86_64_asm
gcc -march=native -mcpu=native -O3	x86_64_asm
gcc -march=native -mcpu=native -Os	x86_64_asm

Compiler output

Implementation: crypto_hash/keccakc256/x86_64_shld
Compiler: gcc -funroll-loops -march=native -mcpu=native -O2

KeccakF-1600-x86-64-asm.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakSponge.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
hash.c: gcc: warning: '-mcpu=' is deprecated; use '-mtune=' or '-march=' instead
KeccakF-1600-x86-64-shld-gas.s: 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	x86_64_shld
gcc -funroll-loops -march=native -mcpu=native -O3	x86_64_shld
gcc -funroll-loops -march=native -mcpu=native -Os	x86_64_shld
gcc -march=native -mcpu=native -O2	x86_64_shld
gcc -march=native -mcpu=native -O3	x86_64_shld
gcc -march=native -mcpu=native -Os	x86_64_shld