Implementation notes: x86, morningstar, crypto_hash/skein256256

Computer: morningstar
Architecture: x86
CPU ID: AuthenticAMD-00100f42-178bfbff
SUPERCOP version: 20170904
Operation: crypto_hash
Primitive: skein256256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
74411? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017072520170718
74440? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017072520170718
75032? ? ?? ? ?optgcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017072520170718
75044? ? ?? ? ?optgcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017072520170718
75157? ? ?? ? ?optgcc_-m32_-march=i486_-O2_-fomit-frame-pointer2017072520170718
75171? ? ?? ? ?optgcc_-m32_-march=i486_-O3_-fomit-frame-pointer2017072520170718
75189? ? ?? ? ?optgcc_-m32_-march=i386_-O3_-fomit-frame-pointer2017072520170718
75276? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017072520170718
75278? ? ?? ? ?optgcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017072520170718
75293? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017072520170718
75299? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017072520170718
75310? ? ?? ? ?optgcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017072520170718
75320? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072520170718
75324? ? ?? ? ?optgcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017072520170718
75325? ? ?? ? ?optgcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017072520170718
75327? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017072520170718
75344? ? ?? ? ?optgcc_-m32_-march=k8_-O3_-fomit-frame-pointer2017072520170718
75345? ? ?? ? ?optgcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017072520170718
75400? ? ?? ? ?optgcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2017072520170718
75410? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072520170718
75438? ? ?? ? ?optgcc_-m32_-march=core2_-O2_-fomit-frame-pointer2017072520170718
75442? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072520170718
75443? ? ?? ? ?optgcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2017072520170718
75511? ? ?? ? ?optgcc_-m32_-march=k8_-O2_-fomit-frame-pointer2017072520170718
75514? ? ?? ? ?optgcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017072520170718
75534? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072520170718
75549? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017072520170718
75550? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017072520170718
75557? ? ?? ? ?optgcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2017072520170718
75572? ? ?? ? ?optgcc_-m32_-O2_-fomit-frame-pointer2017072520170718
75576? ? ?? ? ?optgcc_-m32_-O3_-fomit-frame-pointer2017072520170718
75583? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017072520170718
75596? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017072520170718
75597? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017072520170718
75616? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017072520170718
75621? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017072520170718
75626? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017072520170718
75662? ? ?? ? ?optgcc_-m32_-march=i386_-O2_-fomit-frame-pointer2017072520170718
75690? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2017072520170718
75741? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017072520170718
75747? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2017072520170718
75753? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017072520170718
75755? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2017072520170718
75846? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2017072520170718
75869? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017072520170718
75918? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2017072520170718
75941? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2017072520170718
75968? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2017072520170718
75973? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2017072520170718
75984? ? ?? ? ?optgcc_-m32_-march=k6_-O3_-fomit-frame-pointer2017072520170718
75990? ? ?? ? ?optgcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017072520170718
75991? ? ?? ? ?optgcc_-m32_-march=k6_-O2_-fomit-frame-pointer2017072520170718
75995? ? ?? ? ?optgcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017072520170718
76075? ? ?? ? ?optgcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2017072520170718
76077? ? ?? ? ?optgcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2017072520170718
76094? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017072520170718
76101? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2017072520170718
76210? ? ?? ? ?optgcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2017072520170718
76221? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017072520170718
76224? ? ?? ? ?optgcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2017072520170718
76225? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017072520170718
76226? ? ?? ? ?optgcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2017072520170718
76240? ? ?? ? ?optgcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2017072520170718
76243? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2017072520170718
76437? ? ?? ? ?optgcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017072520170718
76477? ? ?? ? ?optgcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017072520170718
76528? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017072520170718
76597? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2017072520170718
76597? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2017072520170718
76598? ? ?? ? ?optgcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2017072520170718
76633? ? ?? ? ?optgcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2017072520170718
76723? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017072520170718
76798? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2017072520170718
76827? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2017072520170718
77043? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2017072520170718
77044? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2017072520170718
77060? ? ?? ? ?optgcc_-m32_-march=i386_-Os_-fomit-frame-pointer2017072520170718
77088? ? ?? ? ?optgcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2017072520170718
77237? ? ?? ? ?optgcc_-m32_-march=i486_-Os_-fomit-frame-pointer2017072520170718
77248? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017072520170718
77248? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2017072520170718
77251? ? ?? ? ?optgcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017072520170718
77251? ? ?? ? ?optgcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2017072520170718
77261? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2017072520170718
77805? ? ?? ? ?optgcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2017072520170718
77820? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017072520170718
77826? ? ?? ? ?optgcc_-m32_-march=core2_-Os_-fomit-frame-pointer2017072520170718
77845? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2017072520170718
78296? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017072520170718
78299? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2017072520170718
78307? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017072520170718
78308? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2017072520170718
78416? ? ?? ? ?optgcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2017072520170718
78433? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017072520170718
78648? ? ?? ? ?optgcc_-m32_-Os_-fomit-frame-pointer2017072520170718
78651? ? ?? ? ?optgcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2017072520170718
78711? ? ?? ? ?optgcc_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017072520170718
78712? ? ?? ? ?optgcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017072520170718
78731? ? ?? ? ?optgcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017072520170718
78741? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017072520170718
79052? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2017072520170718
79056? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017072520170718
79179? ? ?? ? ?optgcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017072520170718
79194? ? ?? ? ?optgcc_-m32_-march=k6_-Os_-fomit-frame-pointer2017072520170718
79201? ? ?? ? ?optgcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017072520170718
79336? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017072520170718
79339? ? ?? ? ?optgcc_-m32_-march=k8_-Os_-fomit-frame-pointer2017072520170718
79346? ? ?? ? ?optgcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017072520170718
80157? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017072520170718
80160? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2017072520170718
80817? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017072520170718
80837? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017072520170718
80960? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2017072520170718
80970? ? ?? ? ?optgcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2017072520170718
81103? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017072520170718
81103? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2017072520170718
81109? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017072520170718
81130? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017072520170718
81179? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017072520170718
83946? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2017072520170718
83963? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2017072520170718
83998? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2017072520170718
84076? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2017072520170718
84197? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2017072520170718
84521? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2017072520170718
84526? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2017072520170718
84624? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2017072520170718
84757? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2017072520170718
84779? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017072520170718
84800? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017072520170718
84816? ? ?? ? ?optgcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2017072520170718
84816? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2017072520170718
84828? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2017072520170718
84830? ? ?? ? ?optgcc_-m32_-march=pentium_-O_-fomit-frame-pointer2017072520170718
84831? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2017072520170718
84838? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017072520170718
84847? ? ?? ? ?optgcc_-m32_-march=core2_-O_-fomit-frame-pointer2017072520170718
84848? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017072520170718
84853? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072520170718
84866? ? ?? ? ?optgcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2017072520170718
84867? ? ?? ? ?optgcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2017072520170718
84872? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017072520170718
84881? ? ?? ? ?optgcc_-m32_-march=i386_-O_-fomit-frame-pointer2017072520170718
84921? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017072520170718
84938? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2017072520170718
84968? ? ?? ? ?optgcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2017072520170718
84978? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2017072520170718
84980? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072520170718
84982? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2017072520170718
84987? ? ?? ? ?optgcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2017072520170718
85023? ? ?? ? ?optgcc_-m32_-march=athlon_-O_-fomit-frame-pointer2017072520170718
85030? ? ?? ? ?optgcc_-m32_-march=k8_-O_-fomit-frame-pointer2017072520170718
85075? ? ?? ? ?optgcc_-m32_-march=nocona_-O_-fomit-frame-pointer2017072520170718
85077? ? ?? ? ?optgcc_-m32_-march=prescott_-O_-fomit-frame-pointer2017072520170718
85083? ? ?? ? ?optgcc_-m32_-march=i486_-O_-fomit-frame-pointer2017072520170718
85093? ? ?? ? ?optgcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2017072520170718
85093? ? ?? ? ?optgcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2017072520170718
85093? ? ?? ? ?optgcc_-m32_-march=k6_-O_-fomit-frame-pointer2017072520170718
85112? ? ?? ? ?optgcc_-m32_-march=corei7_-O_-fomit-frame-pointer2017072520170718
85152? ? ?? ? ?optgcc_-m32_-O_-fomit-frame-pointer2017072520170718

Checksum failure

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer
f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda
Number of similar (compiler,implementation) pairs: 156, namely:
CompilerImplementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer xmm
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer xmm
gcc -m32 -O2 -fomit-frame-pointer xmm
gcc -m32 -O3 -fomit-frame-pointer xmm
gcc -m32 -O -fomit-frame-pointer xmm
gcc -m32 -Os -fomit-frame-pointer xmm
gcc -m32 -march=athlon -O2 -fomit-frame-pointer xmm
gcc -m32 -march=athlon -O3 -fomit-frame-pointer xmm
gcc -m32 -march=athlon -O -fomit-frame-pointer xmm
gcc -m32 -march=athlon -Os -fomit-frame-pointer xmm
gcc -m32 -march=core2 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=core2 -O -fomit-frame-pointer xmm
gcc -m32 -march=core2 -Os -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer xmm
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer xmm
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=corei7 -O -fomit-frame-pointer xmm
gcc -m32 -march=corei7 -Os -fomit-frame-pointer xmm
gcc -m32 -march=i386 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=i386 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=i386 -O -fomit-frame-pointer xmm
gcc -m32 -march=i386 -Os -fomit-frame-pointer xmm
gcc -m32 -march=i486 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=i486 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=i486 -O -fomit-frame-pointer xmm
gcc -m32 -march=i486 -Os -fomit-frame-pointer xmm
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=k6-2 -O -fomit-frame-pointer xmm
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer xmm
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=k6-3 -O -fomit-frame-pointer xmm
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer xmm
gcc -m32 -march=k6 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=k6 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=k6 -O -fomit-frame-pointer xmm
gcc -m32 -march=k6 -Os -fomit-frame-pointer xmm
gcc -m32 -march=k8 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=k8 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=k8 -O -fomit-frame-pointer xmm
gcc -m32 -march=k8 -Os -fomit-frame-pointer xmm
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer xmm
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer xmm
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer xmm
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer xmm
gcc -m32 -march=nocona -O2 -fomit-frame-pointer xmm
gcc -m32 -march=nocona -O3 -fomit-frame-pointer xmm
gcc -m32 -march=nocona -O -fomit-frame-pointer xmm
gcc -m32 -march=nocona -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium-m -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium2 -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium3 -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium4 -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentium -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentium -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentium -O -fomit-frame-pointer xmm
gcc -m32 -march=pentium -Os -fomit-frame-pointer xmm
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer xmm
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer xmm
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer xmm
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer xmm
gcc -m32 -march=prescott -O2 -fomit-frame-pointer xmm
gcc -m32 -march=prescott -O3 -fomit-frame-pointer xmm
gcc -m32 -march=prescott -O -fomit-frame-pointer xmm
gcc -m32 -march=prescott -Os -fomit-frame-pointer xmm

Checksum failure

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer
f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda
Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer xmm
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer xmm
gcc -m32 -march=barcelona -O -fomit-frame-pointer xmm
gcc -m32 -march=barcelona -Os -fomit-frame-pointer xmm

Test failure

Implementation: crypto_hash/skein256256/opt
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 20, namely:
CompilerImplementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer opt xmm
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer opt xmm
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer opt xmm
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer opt xmm
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer opt xmm
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer opt xmm
gcc -m32 -march=core2 -O3 -fomit-frame-pointer opt xmm
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer opt xmm
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer opt xmm
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer opt xmm

Compiler output

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer
skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_xmm32.S: movl %ebx,%esp #get rid of locals (wipe??)
skein_block_xmm32.S: ^

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

Compiler output

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer
skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_xmm32.S: movl %ebx,%esp #get rid of locals (wipe??)
skein_block_xmm32.S: ^
skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_xmm32.S: movl %ebx,%esp #get rid of locals (wipe??)
skein_block_xmm32.S: ^

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