Implementation notes: x86, katana, crypto_stream/cryptmtv3

Computer: katana
Architecture: x86
CPU ID: GenuineIntel-000006f6-bfebfbff
SUPERCOP version: 20170105
Operation: crypto_stream
Primitive: cryptmtv3
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
8224? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2016101520161009
8280? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016101520161009
8352? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016101520161009
8416? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2016101520161009
8432? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2016101520161009
8432? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2016101520161009
8448? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2016101520161009
8464? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016101520161009
8464? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2016101520161009
8488? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016101520161009
8496? ? ?? ? ?e/v3gcc_-m32_-march=k8_-O2_-fomit-frame-pointer2016101520161009
8504? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016101520161009
8528? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016101520161009
8536? ? ?? ? ?e/v3gcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2016101520161009
8544? ? ?? ? ?e/v3gcc_-m32_-march=core2_-O3_-fomit-frame-pointer2016101520161009
8560? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2016101520161009
8584? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2016101520161009
8600? ? ?? ? ?e/v3gcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016101520161009
8608? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2016101520161009
8624? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2016101520161009
8624? ? ?? ? ?e/v3gcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016101520161009
8624? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2016101520161009
8632? ? ?? ? ?e/v3gcc_-m32_-march=core2_-O2_-fomit-frame-pointer2016101520161009
8632? ? ?? ? ?e/v3gcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016101520161009
8640? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2016101520161009
8656? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2016101520161009
8664? ? ?? ? ?e/v3gcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2016101520161009
8672? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016101520161009
8680? ? ?? ? ?e/v3gcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2016101520161009
8752? ? ?? ? ?e/v3gcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2016101520161009
8768? ? ?? ? ?e/v3gcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2016101520161009
8784? ? ?? ? ?e/v3gcc_-m32_-march=k8_-O3_-fomit-frame-pointer2016101520161009
8784? ? ?? ? ?e/v3gcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2016101520161009
8792? ? ?? ? ?e/v3gcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016101520161009
8792? ? ?? ? ?e/v3gcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016101520161009
8808? ? ?? ? ?e/v3gcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2016101520161009
8824? ? ?? ? ?e/v3gcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016101520161009
8920? ? ?? ? ?e/v3gcc_-m32_-march=nocona_-O_-fomit-frame-pointer2016101520161009
8920? ? ?? ? ?e/v3gcc_-m32_-march=prescott_-O_-fomit-frame-pointer2016101520161009
8968? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2016101520161009
8984? ? ?? ? ?e/v3gcc_-m32_-march=core2_-O_-fomit-frame-pointer2016101520161009
8984? ? ?? ? ?e/v3gcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2016101520161009
8992? ? ?? ? ?e/v3gcc_-m32_-march=corei7_-O_-fomit-frame-pointer2016101520161009
9000? ? ?? ? ?e/v3gcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2016101520161009
9000? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2016101520161009
9024? ? ?? ? ?e/v3gcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2016101520161009
9056? ? ?? ? ?e/v3gcc_-m32_-march=k8_-O_-fomit-frame-pointer2016101520161009
9112? ? ?? ? ?e/v3gcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016101520161009
9136? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2016101520161009
9168? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2016101520161009
9192? ? ?? ? ?e/v3gcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2016101520161009
9200? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2016101520161009
9344? ? ?? ? ?e/v3gcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2016101520161009
9352? ? ?? ? ?e/v3gcc_-m32_-march=core2_-Os_-fomit-frame-pointer2016101520161009
9360? ? ?? ? ?e/v3gcc_-m32_-march=k8_-Os_-fomit-frame-pointer2016101520161009
9368? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2016101520161009
9368? ? ?? ? ?e/v3gcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2016101520161009
9384? ? ?? ? ?e/v3gcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2016101520161009
9384? ? ?? ? ?e/v3gcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2016101520161009
9392? ? ?? ? ?e/v3gcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2016101520161009
9400? ? ?? ? ?e/v3gcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2016101520161009
9424? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2016101520161009
9432? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2016101520161009
9496? ? ?? ? ?e/v3gcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2016101520161009
9568? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2016101520161009
11944? ? ?? ? ?e/v3gcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016101520161009
11952? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2016101520161009
12000? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2016101520161009
12104? ? ?? ? ?e/v3gcc_-m32_-march=i486_-O3_-fomit-frame-pointer2016101520161009
12112? ? ?? ? ?e/v3gcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016101520161009
12128? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016101520161009
12136? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2016101520161009
12136? ? ?? ? ?e/v3gcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2016101520161009
12152? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2016101520161009
12168? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2016101520161009
12176? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2016101520161009
12184? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016101520161009
12200? ? ?? ? ?e/v3gcc_-m32_-march=i386_-O3_-fomit-frame-pointer2016101520161009
12240? ? ?? ? ?e/v3gcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016101520161009
12272? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2016101520161009
12320? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016101520161009
12328? ? ?? ? ?e/v3gcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016101520161009
12376? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2016101520161009
12416? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2016101520161009
12416? ? ?? ? ?e/v3gcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2016101520161009
12424? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016101520161009
12480? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2016101520161009
12488? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016101520161009
12488? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016101520161009
12496? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2016101520161009
12496? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016101520161009
12512? ? ?? ? ?e/v3gcc_-m32_-O3_-fomit-frame-pointer2016101520161009
12520? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016101520161009
12536? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2016101520161009
12552? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2016101520161009
12560? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016101520161009
12568? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2016101520161009
12584? ? ?? ? ?e/v3gcc_-m32_-march=k6_-O3_-fomit-frame-pointer2016101520161009
12608? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016101520161009
12632? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2016101520161009
12640? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016101520161009
12680? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2016101520161009
12680? ? ?? ? ?e/v3gcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016101520161009
12688? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2016101520161009
12808? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2016101520161009
12816? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2016101520161009
12824? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2016101520161009
12832? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2016101520161009
12896? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016101520161009
13264? ? ?? ? ?e/v3gcc_-m32_-march=i486_-O2_-fomit-frame-pointer2016101520161009
13416? ? ?? ? ?e/v3gcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2016101520161009
13440? ? ?? ? ?e/v3gcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016101520161009
13464? ? ?? ? ?e/v3gcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016101520161009
13480? ? ?? ? ?e/v3gcc_-m32_-O2_-fomit-frame-pointer2016101520161009
13600? ? ?? ? ?e/v3gcc_-m32_-march=i386_-O2_-fomit-frame-pointer2016101520161009
13728? ? ?? ? ?e/v3gcc_-m32_-march=pentium_-O_-fomit-frame-pointer2016101520161009
13768? ? ?? ? ?e/v3gcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016101520161009
13776? ? ?? ? ?e/v3gcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016101520161009
13808? ? ?? ? ?e/v3gcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2016101520161009
13872? ? ?? ? ?e/v3gcc_-m32_-march=i486_-O_-fomit-frame-pointer2016101520161009
13904? ? ?? ? ?e/v3gcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016101520161009
13912? ? ?? ? ?e/v3gcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016101520161009
13976? ? ?? ? ?e/v3gcc_-m32_-march=k6_-O2_-fomit-frame-pointer2016101520161009
14248? ? ?? ? ?e/v3gcc_-m32_-march=i386_-O_-fomit-frame-pointer2016101520161009
14512? ? ?? ? ?e/v3gcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2016101520161009
14544? ? ?? ? ?e/v3gcc_-m32_-O_-fomit-frame-pointer2016101520161009
14608? ? ?? ? ?e/v3gcc_-m32_-march=athlon_-O_-fomit-frame-pointer2016101520161009
14640? ? ?? ? ?e/v3gcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016101520161009
14824? ? ?? ? ?e/v3gcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2016101520161009
14832? ? ?? ? ?e/v3gcc_-m32_-march=k6_-O_-fomit-frame-pointer2016101520161009
14912? ? ?? ? ?e/v3gcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2016101520161009
15648? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2016101520161009
15688? ? ?? ? ?e/v3gcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2016101520161009
15712? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2016101520161009
15712? ? ?? ? ?e/v3gcc_-m32_-march=k6_-Os_-fomit-frame-pointer2016101520161009
15768? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2016101520161009
15768? ? ?? ? ?e/v3gcc_-m32_-march=i386_-Os_-fomit-frame-pointer2016101520161009
15768? ? ?? ? ?e/v3gcc_-m32_-march=i486_-Os_-fomit-frame-pointer2016101520161009
15768? ? ?? ? ?e/v3gcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2016101520161009
15784? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2016101520161009
15792? ? ?? ? ?e/v3gcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2016101520161009
15816? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2016101520161009
15824? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2016101520161009
15824? ? ?? ? ?e/v3gcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2016101520161009
15832? ? ?? ? ?e/v3gcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2016101520161009
15840? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2016101520161009
15840? ? ?? ? ?e/v3gcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2016101520161009
15848? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2016101520161009
15904? ? ?? ? ?e/v3gcc_-m32_-Os_-fomit-frame-pointer2016101520161009
15904? ? ?? ? ?e/v3gcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2016101520161009
16032? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2016101520161009
16048? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2016101520161009
16112? ? ?? ? ?e/v3gcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2016101520161009

Test failure

Implementation: crypto_stream/cryptmtv3/e/v3
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 9, namely:
CompilerImplementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer e/v3
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer e/v3
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer e/v3
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer e/v3
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer e/v3
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer e/v3
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer e/v3
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer e/v3
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer e/v3

Compiler output

Implementation: crypto_stream/cryptmtv3/e/v3
Compiler: gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer
cryptmt-v3.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/xmmintrin.h:1249:0,
cryptmt-v3.c: from /home/djb/supercop-20161009/supercop-data/katana/x86/include/ecrypt-config.h:296,
cryptmt-v3.c: from e/cryptmt-v3.c:9,
cryptmt-v3.c: from cryptmt-v3.c:1:
cryptmt-v3.c: e/sse2.c: In function '_mm_recursion':
cryptmt-v3.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/emmintrin.h:1286:1: error: inlining failed in call to always_inline '_mm_xor_si128': target specific option mismatch
cryptmt-v3.c: _mm_xor_si128 (__m128i __A, __m128i __B)
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from e/cryptmt-v3.c:66:0,
cryptmt-v3.c: from cryptmt-v3.c:1:
cryptmt-v3.c: e/sse2.c:39:7: error: called from here
cryptmt-v3.c: c = _mm_xor_si128(c, a);
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/xmmintrin.h:1249:0,
cryptmt-v3.c: from /home/djb/supercop-20161009/supercop-data/katana/x86/include/ecrypt-config.h:296,
cryptmt-v3.c: from e/cryptmt-v3.c:9,
cryptmt-v3.c: from cryptmt-v3.c:1:
cryptmt-v3.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/emmintrin.h:1286:1: error: inlining failed in call to always_inline '_mm_xor_si128': target specific option mismatch
cryptmt-v3.c: _mm_xor_si128 (__m128i __A, __m128i __B)
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from e/cryptmt-v3.c:66:0,
cryptmt-v3.c: from cryptmt-v3.c:1:
cryptmt-v3.c: e/sse2.c:38:7: error: called from here
cryptmt-v3.c: c = _mm_xor_si128(c, b);
cryptmt-v3.c: ^
cryptmt-v3.c: ...

Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer e/v3
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer e/v3
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer e/v3
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer e/v3
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer e/v3
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer e/v3
gcc -m32 -march=pentium3 -O -fomit-frame-pointer e/v3
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer e/v3