Implementation notes: x86, mace, crypto_scalarmult/nistp256

Computer: mace
Architecture: x86
CPU ID: AuthenticAMD-00040fb2-178bfbff
SUPERCOP version: 20170105
Operation: crypto_scalarmult
Primitive: nistp256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
7527344? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2016111720161009
7587894? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2016111720161009
7688667? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016111720161009
7746588? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2016111720161009
7754059? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016111720161009
7779540? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2016111720161009
7816122? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016111720161009
7822020? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016111720161009
7828031? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016111720161009
7882871? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016111720161009
7883110? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2016111720161009
7883516? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016111720161009
7938144? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2016111720161009
7957314? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016111720161009
7999267? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2016111720161009
8018527? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016111720161009
8021783? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2016111720161009
8030986? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2016111720161009
8032156? ? ?? ? ?mj32gcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016111720161009
8057784? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2016111720161009
8080611? ? ?? ? ?mj32gcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2016111620161009
8083812? ? ?? ? ?mj32gcc_-m32_-march=k8_-O3_-fomit-frame-pointer2016111720161009
8090803? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016111720161009
8122916? ? ?? ? ?mj32gcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016111620161009
8126767? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2016111720161009
8139653? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016111720161009
8141237? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2016111720161009
8150339? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2016111720161009
8155970? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2016111720161009
8179643? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016111720161009
8179724? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016111720161009
8186398? ? ?? ? ?mj32gcc_-m32_-O3_-fomit-frame-pointer2016111620161009
8187599? ? ?? ? ?mj32gcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2016111720161009
8229174? ? ?? ? ?mj32gcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2016111720161009
8252775? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2016111720161009
8252912? ? ?? ? ?mj32gcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2016111720161009
8274607? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2016111720161009
8287848? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2016111720161009
8321555? ? ?? ? ?mj32gcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016111720161009
8326773? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2016111720161009
8351889? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2016111720161009
8362214? ? ?? ? ?mj32gcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2016111720161009
8372317? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016111720161009
8375401? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016111720161009
8383552? ? ?? ? ?mj32gcc_-m32_-march=i486_-O3_-fomit-frame-pointer2016111720161009
8386363? ? ?? ? ?mj32gcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2016111720161009
8414696? ? ?? ? ?mj32gcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016111720161009
8456345? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016111720161009
8504908? ? ?? ? ?mj32gcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016111720161009
8519102? ? ?? ? ?mj32gcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016111720161009
8519360? ? ?? ? ?mj32gcc_-m32_-march=k6_-O3_-fomit-frame-pointer2016111720161009
8521167? ? ?? ? ?mj32gcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016111720161009
8521736? ? ?? ? ?mj32gcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016111720161009
8564251? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2016111720161009
8683080? ? ?? ? ?mj32gcc_-m32_-march=i386_-O3_-fomit-frame-pointer2016111720161009
10535161? ? ?? ? ?mj32gcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2016111620161009
10546225? ? ?? ? ?mj32gcc_-m32_-march=k8_-O2_-fomit-frame-pointer2016111720161009
10574707? ? ?? ? ?mj32gcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2016111720161009
10660709? ? ?? ? ?mj32gcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2016111720161009
10673001? ? ?? ? ?mj32gcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016111720161009
10673700? ? ?? ? ?mj32gcc_-m32_-O2_-fomit-frame-pointer2016111620161009
10673990? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2016111720161009
10681148? ? ?? ? ?mj32gcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016111720161009
10683835? ? ?? ? ?mj32gcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016111620161009
10707920? ? ?? ? ?mj32gcc_-m32_-march=core2_-O2_-fomit-frame-pointer2016111720161009
10740960? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2016111620161009
10840769? ? ?? ? ?mj32gcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016111720161009
10848724? ? ?? ? ?mj32gcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2016111720161009
11000235? ? ?? ? ?mj32gcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2016111720161009
11003097? ? ?? ? ?mj32gcc_-m32_-march=i386_-O2_-fomit-frame-pointer2016111720161009
11003278? ? ?? ? ?mj32gcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016111720161009
11003360? ? ?? ? ?mj32gcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2016111720161009
11041039? ? ?? ? ?mj32gcc_-m32_-march=i486_-O2_-fomit-frame-pointer2016111720161009
11521739? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2016111720161009
11526994? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2016111720161009
11533447? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium3_-Os_-fomit-frame-pointer2016111720161009
11544938? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2016111720161009
11591759? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2016111720161009
11610210? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2016111720161009
11616469? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2016111720161009
11628395? ? ?? ? ?mj32gcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2016111620161009
11630626? ? ?? ? ?mj32gcc_-m32_-march=k8_-Os_-fomit-frame-pointer2016111720161009
11631200? ? ?? ? ?mj32gcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2016111620161009
11651177? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2016111620161009
11667124? ? ?? ? ?mj32gcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2016111720161009
11669082? ? ?? ? ?mj32gcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016111720161009
11672583? ? ?? ? ?mj32gcc_-m32_-march=core2_-Os_-fomit-frame-pointer2016111720161009
11678632? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2016111720161009
11687848? ? ?? ? ?mj32gcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2016111720161009
11692938? ? ?? ? ?mj32gcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2016111720161009
11706635? ? ?? ? ?mj32gcc_-m32_-march=pentium3_-Os_-fomit-frame-pointer2016111720161009
11745707? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016111720161009
11750144? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2016111720161009
11750758? ? ?? ? ?mj32gcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016111720161009
11751909? ? ?? ? ?mj32gcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016111720161009
11760781? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016111720161009
11761593? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2016111720161009
11763124? ? ?? ? ?mj32gcc_-m32_-march=k6_-O2_-fomit-frame-pointer2016111720161009
11807546? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2016111720161009
11831411? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2016111720161009
11833414? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2016111720161009
11843413? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2016111720161009
11847431? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2016111720161009
11873736? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2016111720161009
11878370? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2016111720161009
11879280? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2016111720161009
11910970? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2016111720161009
11937011? ? ?? ? ?mj32gcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2016111720161009
11940939? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2016111720161009
11941563? ? ?? ? ?mj32gcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2016111720161009
11952993? ? ?? ? ?mj32gcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2016111720161009
12050424? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2016111720161009
12076513? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2016111720161009
12081418? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2016111720161009
12097591? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2016111720161009
12375618? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2016111720161009
12492958? ? ?? ? ?mj32gcc_-m32_-march=i486_-Os_-fomit-frame-pointer2016111720161009
12553126? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2016111720161009
12556585? ? ?? ? ?mj32gcc_-m32_-march=i386_-Os_-fomit-frame-pointer2016111720161009
12788584? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2016111720161009
12803712? ? ?? ? ?mj32gcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2016111720161009
12809850? ? ?? ? ?mj32gcc_-m32_-Os_-fomit-frame-pointer2016111620161009
12813758? ? ?? ? ?mj32gcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2016111720161009
12815854? ? ?? ? ?mj32gcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2016111720161009
12825957? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2016111720161009
12854689? ? ?? ? ?mj32gcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2016111720161009
12874742? ? ?? ? ?mj32gcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2016111720161009
12929836? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2016111720161009
12987074? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2016111720161009
13196531? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016111720161009
13217223? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2016111720161009
13707860? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2016111720161009
13724142? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2016111720161009
13734935? ? ?? ? ?mj32gcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2016111720161009
15014627? ? ?? ? ?mj32gcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2016111720161009
15035401? ? ?? ? ?mj32gcc_-m32_-march=k6_-Os_-fomit-frame-pointer2016111720161009
15115048? ? ?? ? ?mj32gcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2016111720161009
19770964? ? ?? ? ?mj32gcc_-m32_-march=athlon_-O_-fomit-frame-pointer2016111720161009
19926120? ? ?? ? ?mj32gcc_-m32_-march=k8_-O_-fomit-frame-pointer2016111720161009
19957435? ? ?? ? ?mj32gcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2016111620161009
20070330? ? ?? ? ?mj32gcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016111720161009
20074237? ? ?? ? ?mj32gcc_-m32_-march=pentium_-O_-fomit-frame-pointer2016111720161009
20301695? ? ?? ? ?mj32gcc_-m32_-O_-fomit-frame-pointer2016111620161009
20667770? ? ?? ? ?mj32gcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2016111620161009
20964083? ? ?? ? ?mj32gcc_-m32_-march=nocona_-O_-fomit-frame-pointer2016111720161009
20971997? ? ?? ? ?mj32gcc_-m32_-march=prescott_-O_-fomit-frame-pointer2016111720161009
21049747? ? ?? ? ?mj32gcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2016111720161009
21234281? ? ?? ? ?mj32gcc_-m32_-march=core2_-O_-fomit-frame-pointer2016111720161009
21245141? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2016111720161009
21257459? ? ?? ? ?mj32gcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2016111620161009
21303691? ? ?? ? ?mj32gcc_-m32_-march=i386_-O_-fomit-frame-pointer2016111720161009
21342131? ? ?? ? ?mj32gcc_-m32_-march=i486_-O_-fomit-frame-pointer2016111720161009
21382176? ? ?? ? ?mj32gcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016111720161009
21387897? ? ?? ? ?mj32gcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2016111720161009
21395288? ? ?? ? ?mj32gcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2016111720161009
21400437? ? ?? ? ?mj32gcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016111720161009
21774344? ? ?? ? ?mj32gcc_-m32_-march=corei7_-O_-fomit-frame-pointer2016111720161009
21891019? ? ?? ? ?mj32gcc_-m32_-march=k6_-O_-fomit-frame-pointer2016111720161009
21896431? ? ?? ? ?mj32gcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2016111720161009
21904422? ? ?? ? ?mj32gcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2016111720161009

Test failure

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 10, namely:
CompilerImplementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer mj32
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer mj32
gcc -m32 -march=core2 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer
gep256.c: gep256.c: In function 'isneutral':
gep256.c: gep256.c:83:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c: In function 'isneutral_precomp':
gep256.c: gep256.c:92:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^

Number of similar (compiler,implementation) pairs: 166, namely:
CompilerImplementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer mj32
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer mj32
gcc -m32 -O2 -fomit-frame-pointer mj32
gcc -m32 -O3 -fomit-frame-pointer mj32
gcc -m32 -O -fomit-frame-pointer mj32
gcc -m32 -Os -fomit-frame-pointer mj32
gcc -m32 -march=athlon -O2 -fomit-frame-pointer mj32
gcc -m32 -march=athlon -O3 -fomit-frame-pointer mj32
gcc -m32 -march=athlon -O -fomit-frame-pointer mj32
gcc -m32 -march=athlon -Os -fomit-frame-pointer mj32
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer mj32
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer mj32
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer mj32
gcc -m32 -march=core2 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core2 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=core2 -O -fomit-frame-pointer mj32
gcc -m32 -march=core2 -Os -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer mj32
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer mj32
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer mj32
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=corei7 -O -fomit-frame-pointer mj32
gcc -m32 -march=corei7 -Os -fomit-frame-pointer mj32
gcc -m32 -march=i386 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=i386 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=i386 -O -fomit-frame-pointer mj32
gcc -m32 -march=i386 -Os -fomit-frame-pointer mj32
gcc -m32 -march=i486 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=i486 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=i486 -O -fomit-frame-pointer mj32
gcc -m32 -march=i486 -Os -fomit-frame-pointer mj32
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=k6-2 -O -fomit-frame-pointer mj32
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer mj32
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=k6-3 -O -fomit-frame-pointer mj32
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer mj32
gcc -m32 -march=k6 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=k6 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=k6 -O -fomit-frame-pointer mj32
gcc -m32 -march=k6 -Os -fomit-frame-pointer mj32
gcc -m32 -march=k8 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=k8 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=k8 -O -fomit-frame-pointer mj32
gcc -m32 -march=k8 -Os -fomit-frame-pointer mj32
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer mj32
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer mj32
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer mj32
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer mj32
gcc -m32 -march=nocona -O2 -fomit-frame-pointer mj32
gcc -m32 -march=nocona -O3 -fomit-frame-pointer mj32
gcc -m32 -march=nocona -O -fomit-frame-pointer mj32
gcc -m32 -march=nocona -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium-m -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium2 -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium3 -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium4 -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentium -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentium -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentium -O -fomit-frame-pointer mj32
gcc -m32 -march=pentium -Os -fomit-frame-pointer mj32
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer mj32
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer mj32
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer mj32
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer mj32
gcc -m32 -march=prescott -O2 -fomit-frame-pointer mj32
gcc -m32 -march=prescott -O3 -fomit-frame-pointer mj32
gcc -m32 -march=prescott -O -fomit-frame-pointer mj32
gcc -m32 -march=prescott -Os -fomit-frame-pointer mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer
gep256.c: gep256.c: In function 'isneutral':
gep256.c: gep256.c:83:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c: In function 'isneutral_precomp':
gep256.c: gep256.c:92:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^
gep256.c: gep256.c: In function 'isneutral':
gep256.c: gep256.c:83:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c: In function 'isneutral_precomp':
gep256.c: gep256.c:92:28: warning: 'sizeof' on array function parameter 'p' will return size of 'crypto_uint32 (*)[8] {aka unsigned int (*)[8]}' [-Wsizeof-array-argument]
gep256.c: for (i = 0; i < sizeof p; ++i) x |= ((unsigned char *)p)[i];
gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer mj32
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer mj32
gcc -m32 -march=barcelona -O -fomit-frame-pointer mj32
gcc -m32 -march=barcelona -Os -fomit-frame-pointer mj32