Implementation notes: x86, rumba7, crypto_hash/bash256

Computer: rumba7
Architecture: x86
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20171218
Operation: crypto_hash
Primitive: bash256
TimeImplementationCompilerBenchmark dateSUPERCOP version
30330avx2gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer2018051420171218
30570avx2gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer2018051420171218
30810avx2gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer2018051420171218
30960avx2gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer2018051420171218
31200avx2gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer2018051420171218
31260avx2gcc -m32 -march=core-avx2 -O -fomit-frame-pointer2018051420171218
32250avx2gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer2018051420171218
32430avx2gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer2018051420171218
81930refgcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer2018051420171218
82140refgcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer2018051420171218
82200refgcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer2018051420171218
82230refgcc -m32 -march=nocona -O3 -fomit-frame-pointer2018051420171218
82620refgcc -m32 -march=prescott -O3 -fomit-frame-pointer2018051420171218
82710refgcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer2018051420171218
82740refgcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer2018051420171218
82740refgcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer2018051420171218
82800refgcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer2018051420171218
82800refgcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer2018051420171218
82830refgcc -m32 -march=athlon -O3 -fomit-frame-pointer2018051420171218
82920refgcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer2018051420171218
82980refgcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer2018051420171218
82980refgcc -m32 -march=k8 -O3 -fomit-frame-pointer2018051420171218
83010refgcc -m32 -O3 -fomit-frame-pointer2018051420171218
83010refgcc -m32 -march=nocona -O2 -fomit-frame-pointer2018051420171218
83130refgcc -m32 -O2 -fomit-frame-pointer2018051420171218
83160refgcc -m32 -march=prescott -O2 -fomit-frame-pointer2018051420171218
83220refgcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer2018051420171218
83220refgcc -m32 -march=barcelona -O3 -fomit-frame-pointer2018051420171218
83250refgcc -funroll-loops -m32 -O2 -fomit-frame-pointer2018051420171218
83280refgcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer2018051420171218
83370refgcc -m32 -march=pentium-mmx -O -fomit-frame-pointer2018051420171218
83430refgcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer2018051420171218
83460refgcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer2018051420171218
83460refgcc -m32 -march=i486 -O3 -fomit-frame-pointer2018051420171218
83490refgcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer2018051420171218
83550refgcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer2018051420171218
83580refgcc -m32 -march=core2 -O3 -fomit-frame-pointer2018051420171218
83580refgcc -m32 -march=i386 -O3 -fomit-frame-pointer2018051420171218
83610refgcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer2018051420171218
83610refgcc -m32 -march=core2 -O2 -fomit-frame-pointer2018051420171218
83610refgcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer2018051420171218
83640refgcc -m32 -march=pentium -O -fomit-frame-pointer2018051420171218
83700refgcc -m32 -march=corei7 -O3 -fomit-frame-pointer2018051420171218
83730refgcc -m32 -march=k8 -O2 -fomit-frame-pointer2018051420171218
83790refgcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer2018051420171218
83820refgcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer2018051420171218
83850refgcc -m32 -march=i386 -O -fomit-frame-pointer2018051420171218
83910refgcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer2018051420171218
83940refgcc -m32 -march=i486 -O2 -fomit-frame-pointer2018051420171218
83970refgcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer2018051420171218
83970refgcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer2018051420171218
84000refgcc -m32 -march=athlon -O2 -fomit-frame-pointer2018051420171218
84000refgcc -m32 -march=barcelona -O2 -fomit-frame-pointer2018051420171218
84060refgcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer2018051420171218
84090refgcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer2018051420171218
84150refgcc -m32 -march=i486 -O -fomit-frame-pointer2018051420171218
84210refgcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer2018051420171218
84210refgcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer2018051420171218
84240refgcc -m32 -march=i386 -O2 -fomit-frame-pointer2018051420171218
84450refgcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer2018051420171218
84510refgcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer2018051420171218
84540refgcc -funroll-loops -m32 -O3 -fomit-frame-pointer2018051420171218
84630refgcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer2018051420171218
84660refgcc -m32 -march=corei7 -O2 -fomit-frame-pointer2018051420171218
84810refgcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer2018051420171218
84870refgcc -m32 -march=athlon -O -fomit-frame-pointer2018051420171218
84900refgcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer2018051420171218
85050refgcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer2018051420171218
85050refgcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer2018051420171218
85140refgcc -funroll-loops -m32 -O -fomit-frame-pointer2018051420171218
85140refgcc -m32 -march=corei7 -O -fomit-frame-pointer2018051420171218
85170refgcc -m32 -march=native -mtune=native -O -fomit-frame-pointer2018051420171218
85230refgcc -m32 -march=prescott -O -fomit-frame-pointer2018051420171218
85410refgcc -m32 -march=pentium -O3 -fomit-frame-pointer2018051420171218
85440refgcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer2018051420171218
85530refgcc -m32 -march=barcelona -O -fomit-frame-pointer2018051420171218
85530refgcc -m32 -march=core2 -O -fomit-frame-pointer2018051420171218
85590refgcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer2018051420171218
85590refgcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer2018051420171218
85620refgcc -m32 -march=corei7-avx -O -fomit-frame-pointer2018051420171218
85710refgcc -m32 -march=pentium -O2 -fomit-frame-pointer2018051420171218
85770refgcc -m32 -O -fomit-frame-pointer2018051420171218
85890refgcc -m32 -march=core-avx-i -O -fomit-frame-pointer2018051420171218
85890refgcc -m32 -march=core-avx2 -O -fomit-frame-pointer2018051420171218
86010refgcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer2018051420171218
86040refgcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer2018051420171218
86070refgcc -m32 -march=nocona -O -fomit-frame-pointer2018051420171218
86280refgcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer2018051420171218
86940refgcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer2018051420171218
87330refgcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer2018051420171218
88650refgcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer2018051420171218
88800refgcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer2018051420171218
88860refgcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer2018051420171218
89100refgcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer2018051420171218
89460refgcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer2018051420171218
89490refgcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer2018051420171218
89700refgcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer2018051420171218
89760refgcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer2018051420171218
90120refgcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer2018051420171218
90120refgcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer2018051420171218
90270refgcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer2018051420171218
90420refgcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer2018051420171218
90420refgcc -m32 -march=pentium4 -O2 -fomit-frame-pointer2018051420171218
90450refgcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer2018051420171218
90660refgcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer2018051420171218
90870refgcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer2018051420171218
90900refgcc -m32 -march=k6-2 -O -fomit-frame-pointer2018051420171218
91050refgcc -m32 -march=pentium4 -O3 -fomit-frame-pointer2018051420171218
91170refgcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer2018051420171218
91170refgcc -m32 -march=k6-2 -O2 -fomit-frame-pointer2018051420171218
91260refgcc -m32 -march=k6-3 -O -fomit-frame-pointer2018051420171218
91320refgcc -m32 -march=pentium3 -O -fomit-frame-pointer2018051420171218
91470refgcc -m32 -march=k6-2 -O3 -fomit-frame-pointer2018051420171218
91500refgcc -m32 -march=k8 -O -fomit-frame-pointer2018051420171218
91620refgcc -m32 -march=pentium-m -O -fomit-frame-pointer2018051420171218
91680refgcc -m32 -march=k6 -O3 -fomit-frame-pointer2018051420171218
91740refgcc -m32 -march=k6-3 -O2 -fomit-frame-pointer2018051420171218
91770refgcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer2018051420171218
91860refgcc -m32 -march=k6-3 -O3 -fomit-frame-pointer2018051420171218
91890refgcc -m32 -march=pentium4 -O -fomit-frame-pointer2018051420171218
91950refgcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer2018051420171218
92010refgcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer2018051420171218
92070refgcc -m32 -march=k6 -O2 -fomit-frame-pointer2018051420171218
92370refgcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer2018051420171218
92400refgcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer2018051420171218
92490refgcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer2018051420171218
92490refgcc -m32 -march=k6 -O -fomit-frame-pointer2018051420171218
92520refgcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer2018051420171218
92790refgcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer2018051420171218
93030refgcc -m32 -march=pentium-m -O3 -fomit-frame-pointer2018051420171218
93120refgcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer2018051420171218
93360refgcc -m32 -march=pentium3 -O3 -fomit-frame-pointer2018051420171218
93390refgcc -m32 -march=pentiumpro -O -fomit-frame-pointer2018051420171218
93510refgcc -m32 -march=pentium-m -O2 -fomit-frame-pointer2018051420171218
93720refgcc -m32 -march=pentium2 -O -fomit-frame-pointer2018051420171218
93990refgcc -m32 -march=pentium3 -O2 -fomit-frame-pointer2018051420171218
94470refgcc -m32 -march=pentium2 -O2 -fomit-frame-pointer2018051420171218
95160refgcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer2018051420171218
95490refgcc -m32 -march=pentium2 -O3 -fomit-frame-pointer2018051420171218
98490refgcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer2018051420171218

Checksum failure

Implementation: crypto_hash/bash256/ref
Compiler: gcc -funroll-loops -m32 -Os -fomit-frame-pointer
e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8
Number of similar (compiler,implementation) pairs: 43, namely:
CompilerImplementations
gcc -funroll-loops -m32 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer ref
gcc -m32 -Os -fomit-frame-pointer ref
gcc -m32 -march=athlon -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer ref
gcc -m32 -march=corei7 -Os -fomit-frame-pointer ref
gcc -m32 -march=i386 -Os -fomit-frame-pointer ref
gcc -m32 -march=i486 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6 -Os -fomit-frame-pointer ref
gcc -m32 -march=k8 -Os -fomit-frame-pointer ref
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer ref
gcc -m32 -march=nocona -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium -Os -fomit-frame-pointer ref
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer ref
gcc -m32 -march=prescott -Os -fomit-frame-pointer ref

Checksum failure

Implementation: crypto_hash/bash256/ref
Compiler: gcc -m32 -march=barcelona -Os -fomit-frame-pointer
e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8 e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -m32 -march=barcelona -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_hash/bash256/avx2
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer
bash_avx2.c: bash_avx2.c:70:2: error: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271:5: error: unknown type name 'u256'
bash_avx2.c: u256 S1,S2,T0,T1,T2,U0,U1,U2;
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:5: error: unknown type name 'u256'
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:15: warning: implicit declaration of function 'LOADW' [-Wimplicit-function-declaration]
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:273:5: error: unknown type name 'u256'
bash_avx2.c: u256 W1 = LOADW( S + 4 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:274:5: error: unknown type name 'u256'
bash_avx2.c: u256 W2 = LOADW( S + 8 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:275:5: error: unknown type name 'u256'
bash_avx2.c: u256 W3 = LOADW( S + 12 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:276:5: error: unknown type name 'u256'
bash_avx2.c: u256 W4 = LOADW( S + 16 );
bash_avx2.c: ^
bash_avx2.c: ...

Number of similar (compiler,implementation) pairs: 164, namely:
CompilerImplementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer avx2
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer avx2
gcc -m32 -O2 -fomit-frame-pointer avx2
gcc -m32 -O3 -fomit-frame-pointer avx2
gcc -m32 -O -fomit-frame-pointer avx2
gcc -m32 -Os -fomit-frame-pointer avx2
gcc -m32 -march=athlon -O2 -fomit-frame-pointer avx2
gcc -m32 -march=athlon -O3 -fomit-frame-pointer avx2
gcc -m32 -march=athlon -O -fomit-frame-pointer avx2
gcc -m32 -march=athlon -Os -fomit-frame-pointer avx2
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer avx2
gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer avx2
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer avx2
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer avx2
gcc -m32 -march=core2 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -O -fomit-frame-pointer avx2
gcc -m32 -march=core2 -Os -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer avx2
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer avx2
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer avx2
gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer avx2
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer avx2
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer avx2
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=corei7 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=corei7 -O -fomit-frame-pointer avx2
gcc -m32 -march=corei7 -Os -fomit-frame-pointer avx2
gcc -m32 -march=i386 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=i386 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=i386 -O -fomit-frame-pointer avx2
gcc -m32 -march=i386 -Os -fomit-frame-pointer avx2
gcc -m32 -march=i486 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=i486 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=i486 -O -fomit-frame-pointer avx2
gcc -m32 -march=i486 -Os -fomit-frame-pointer avx2
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=k6-2 -O -fomit-frame-pointer avx2
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer avx2
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=k6-3 -O -fomit-frame-pointer avx2
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer avx2
gcc -m32 -march=k6 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=k6 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=k6 -O -fomit-frame-pointer avx2
gcc -m32 -march=k6 -Os -fomit-frame-pointer avx2
gcc -m32 -march=k8 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=k8 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=k8 -O -fomit-frame-pointer avx2
gcc -m32 -march=k8 -Os -fomit-frame-pointer avx2
gcc -m32 -march=nocona -O2 -fomit-frame-pointer avx2
gcc -m32 -march=nocona -O3 -fomit-frame-pointer avx2
gcc -m32 -march=nocona -O -fomit-frame-pointer avx2
gcc -m32 -march=nocona -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium-m -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium2 -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium3 -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium4 -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentium -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentium -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentium -O -fomit-frame-pointer avx2
gcc -m32 -march=pentium -Os -fomit-frame-pointer avx2
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer avx2
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer avx2
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer avx2
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer avx2
gcc -m32 -march=prescott -O2 -fomit-frame-pointer avx2
gcc -m32 -march=prescott -O3 -fomit-frame-pointer avx2
gcc -m32 -march=prescott -O -fomit-frame-pointer avx2
gcc -m32 -march=prescott -Os -fomit-frame-pointer avx2

Compiler output

Implementation: crypto_hash/bash256/avx2
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer
bash_avx2.c: bash_avx2.c:70:2: error: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271:5: error: unknown type name 'u256'
bash_avx2.c: u256 S1,S2,T0,T1,T2,U0,U1,U2;
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:5: error: unknown type name 'u256'
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:15: warning: implicit declaration of function 'LOADW' [-Wimplicit-function-declaration]
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:273:5: error: unknown type name 'u256'
bash_avx2.c: u256 W1 = LOADW( S + 4 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:274:5: error: unknown type name 'u256'
bash_avx2.c: u256 W2 = LOADW( S + 8 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:275:5: error: unknown type name 'u256'
bash_avx2.c: u256 W3 = LOADW( S + 12 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:276:5: error: unknown type name 'u256'
bash_avx2.c: u256 W4 = LOADW( S + 16 );
bash_avx2.c: ^
bash_avx2.c: ...
bash_avx2.c: bash_avx2.c:70:2: error: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271:5: error: unknown type name 'u256'
bash_avx2.c: u256 S1,S2,T0,T1,T2,U0,U1,U2;
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:5: error: unknown type name 'u256'
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:272:15: warning: implicit declaration of function 'LOADW' [-Wimplicit-function-declaration]
bash_avx2.c: u256 W0 = LOADW( S + 0 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:273:5: error: unknown type name 'u256'
bash_avx2.c: u256 W1 = LOADW( S + 4 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:274:5: error: unknown type name 'u256'
bash_avx2.c: u256 W2 = LOADW( S + 8 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:275:5: error: unknown type name 'u256'
bash_avx2.c: u256 W3 = LOADW( S + 12 );
bash_avx2.c: ^
bash_avx2.c: bash_avx2.c:276:5: error: unknown type name 'u256'
bash_avx2.c: u256 W4 = LOADW( S + 16 );
bash_avx2.c: ^
bash_avx2.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -m32 -march=barcelona -O -fomit-frame-pointer avx2
gcc -m32 -march=barcelona -Os -fomit-frame-pointer avx2