Implementation notes: x86, hydra3, crypto_hash/skein256256

Computer: hydra3
Architecture: x86
CPU ID: AuthenticAMD-00100fa0-178bfbff
SUPERCOP version: 20171218
Operation: crypto_hash
Primitive: skein256256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
66396? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017090420170725
66401? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017090420170725
66950? ? ?? ? ?optgcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017090420170725
66972? ? ?? ? ?optgcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017090420170725
67050? ? ?? ? ?optgcc_-m32_-march=i486_-O3_-fomit-frame-pointer2017090420170725
67051? ? ?? ? ?optgcc_-m32_-march=i486_-O2_-fomit-frame-pointer2017090420170725
67067? ? ?? ? ?optgcc_-m32_-march=i386_-O3_-fomit-frame-pointer2017090420170725
67147? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017090420170725
67150? ? ?? ? ?optgcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017090420170725
67153? ? ?? ? ?optgcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017090420170725
67154? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017090420170725
67172? ? ?? ? ?optgcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017090420170725
67191? ? ?? ? ?optgcc_-m32_-march=k8_-O3_-fomit-frame-pointer2017090420170725
67193? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017090420170725
67195? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017090420170725
67207? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017090420170725
67207? ? ?? ? ?optgcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017090420170725
67208? ? ?? ? ?optgcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017090420170725
67257? ? ?? ? ?optgcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2017090420170725
67258? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2017090420170725
67261? ? ?? ? ?optgcc_-m32_-march=core2_-O2_-fomit-frame-pointer2017090420170725
67262? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017090420170725
67270? ? ?? ? ?optgcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2017090420170725
67356? ? ?? ? ?optgcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017090420170725
67365? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017090420170725
67371? ? ?? ? ?optgcc_-m32_-march=k8_-O2_-fomit-frame-pointer2017090420170725
67388? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017090420170725
67397? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017090420170725
67397? ? ?? ? ?optgcc_-m32_-O2_-fomit-frame-pointer2017090420170725
67399? ? ?? ? ?optgcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2017090420170725
67404? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017090420170725
67406? ? ?? ? ?optgcc_-m32_-O3_-fomit-frame-pointer2017090420170725
67412? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017090420170725
67419? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017090420170725
67419? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017090420170725
67420? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017090420170725
67431? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017090420170725
67475? ? ?? ? ?optgcc_-m32_-march=i386_-O2_-fomit-frame-pointer2017090420170725
67541? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2017090420170725
67559? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2017090420170725
67584? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017090420170725
67594? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2017090420170725
67595? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017090420170725
67647? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017090420170725
67670? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2017090420170725
67733? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2017090420170725
67746? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2017090420170725
67759? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2017090420170725
67780? ? ?? ? ?optgcc_-m32_-march=k6_-O2_-fomit-frame-pointer2017090420170725
67780? ? ?? ? ?optgcc_-m32_-march=k6_-O3_-fomit-frame-pointer2017090420170725
67782? ? ?? ? ?optgcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017090420170725
67787? ? ?? ? ?optgcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017090420170725
67788? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2017090420170725
67852? ? ?? ? ?optgcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2017090420170725
67858? ? ?? ? ?optgcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2017090420170725
67888? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017090420170725
67896? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2017090420170725
67987? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017090420170725
67988? ? ?? ? ?optgcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2017090420170725
67992? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017090420170725
67995? ? ?? ? ?optgcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2017090420170725
68002? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2017090420170725
68010? ? ?? ? ?optgcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2017090420170725
68041? ? ?? ? ?optgcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2017090420170725
68244? ? ?? ? ?optgcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017090420170725
68248? ? ?? ? ?optgcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017090420170725
68287? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017090420170725
68320? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2017090420170725
68325? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2017090420170725
68363? ? ?? ? ?optgcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2017090420170725
68368? ? ?? ? ?optgcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2017090420170725
68435? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017090420170725
68508? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2017090420170725
68539? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2017090420170725
68732? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2017090420170725
68736? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2017090420170725
68751? ? ?? ? ?optgcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2017090420170725
68761? ? ?? ? ?optgcc_-m32_-march=i386_-Os_-fomit-frame-pointer2017090420170725
68761? ? ?? ? ?optgcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2017090420170725
68894? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2017090420170725
68897? ? ?? ? ?optgcc_-m32_-march=i486_-Os_-fomit-frame-pointer2017090420170725
68897? ? ?? ? ?optgcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017090420170725
68901? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017090420170725
68902? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2017090420170725
69403? ? ?? ? ?optgcc_-m32_-march=core2_-Os_-fomit-frame-pointer2017090420170725
69432? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2017090420170725
69452? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017090420170725
69464? ? ?? ? ?optgcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2017090420170725
69839? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2017090420170725
69853? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017090420170725
69858? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2017090420170725
69859? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017090420170725
69982? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017090420170725
69985? ? ?? ? ?optgcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2017090420170725
70090? ? ?? ? ?optgcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017090420170725
70094? ? ?? ? ?optgcc_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017090420170725
70174? ? ?? ? ?optgcc_-m32_-Os_-fomit-frame-pointer2017090420170725
70177? ? ?? ? ?optgcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2017090420170725
70217? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017090420170725
70228? ? ?? ? ?optgcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017090420170725
70539? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017090420170725
70547? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2017090420170725
70618? ? ?? ? ?optgcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017090420170725
70642? ? ?? ? ?optgcc_-m32_-march=k6_-Os_-fomit-frame-pointer2017090420170725
70663? ? ?? ? ?optgcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017090420170725
70772? ? ?? ? ?optgcc_-m32_-march=k8_-Os_-fomit-frame-pointer2017090420170725
70775? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017090420170725
70803? ? ?? ? ?optgcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017090420170725
71496? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017090420170725
71513? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2017090420170725
72102? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017090420170725
72110? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017090420170725
72222? ? ?? ? ?optgcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2017090420170725
72222? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017090420170725
72229? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2017090420170725
72235? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017090420170725
72257? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2017090420170725
72360? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017090420170725
72403? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017090420170725
74868? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2017090420170725
74895? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2017090420170725
74908? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2017090420170725
74992? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2017090420170725
75098? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2017090420170725
75351? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2017090420170725
75400? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2017090420170725
75483? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2017090420170725
75600? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2017090420170725
75620? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017090420170725
75636? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017090420170725
75637? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2017090420170725
75661? ? ?? ? ?optgcc_-m32_-march=core2_-O_-fomit-frame-pointer2017090420170725
75664? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017090420170725
75664? ? ?? ? ?optgcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017090420170725
75667? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2017090420170725
75675? ? ?? ? ?optgcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017090420170725
75686? ? ?? ? ?optgcc_-m32_-march=pentium_-O_-fomit-frame-pointer2017090420170725
75687? ? ?? ? ?optgcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2017090420170725
75697? ? ?? ? ?optgcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017090420170725
75707? ? ?? ? ?optgcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2017090420170725
75716? ? ?? ? ?optgcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2017090420170725
75716? ? ?? ? ?optgcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2017090420170725
75718? ? ?? ? ?optgcc_-m32_-march=i386_-O_-fomit-frame-pointer2017090420170725
75735? ? ?? ? ?optgcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017090420170725
75762? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2017090420170725
75767? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2017090420170725
75793? ? ?? ? ?optgcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2017090420170725
75794? ? ?? ? ?optgcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2017090420170725
75794? ? ?? ? ?optgcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2017090420170725
75801? ? ?? ? ?optgcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2017090420170725
75836? ? ?? ? ?optgcc_-m32_-march=athlon_-O_-fomit-frame-pointer2017090420170725
75855? ? ?? ? ?optgcc_-m32_-march=k8_-O_-fomit-frame-pointer2017090420170725
75872? ? ?? ? ?optgcc_-m32_-march=prescott_-O_-fomit-frame-pointer2017090420170725
75880? ? ?? ? ?optgcc_-m32_-march=nocona_-O_-fomit-frame-pointer2017090420170725
75889? ? ?? ? ?optgcc_-m32_-march=i486_-O_-fomit-frame-pointer2017090420170725
75893? ? ?? ? ?optgcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2017090420170725
75895? ? ?? ? ?optgcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2017090420170725
75908? ? ?? ? ?optgcc_-m32_-march=corei7_-O_-fomit-frame-pointer2017090420170725
75908? ? ?? ? ?optgcc_-m32_-march=k6_-O_-fomit-frame-pointer2017090420170725
75946? ? ?? ? ?optgcc_-m32_-O_-fomit-frame-pointer2017090420170725

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