Implementation notes: x86, h3neo, crypto_hash/bash512

Computer: h3neo
Microarchitecture: amd64; K10 45nm (100f63)
Architecture: x86
CPU ID: AuthenticAMD-00100f63-078bfbff
SUPERCOP version: 20170105
Operation: crypto_hash
Primitive: bash512
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
205574? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2016101020161009
205821? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2016101020161009
205907? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2016101020161009
205979? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2016101020161009
206087? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2016101020161009
206197? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2016101020161009
206341? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016101020161009
206343? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016101020161009
206350? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2016101020161009
206358? ? ?? ? ?refgcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2016101020161009
206407? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2016101020161009
206477? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016101020161009
206650? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2016101020161009
206898? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2016101020161009
206929? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2016101020161009
207087? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2016101020161009
207291? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2016101020161009
207478? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2016101020161009
207621? ? ?? ? ?refgcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2016101020161009
209564? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2016101020161009
209760? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2016101020161009
209998? ? ?? ? ?refgcc_-m32_-march=i486_-O2_-fomit-frame-pointer2016101020161009
210011? ? ?? ? ?refgcc_-m32_-march=i486_-O_-fomit-frame-pointer2016101020161009
210103? ? ?? ? ?refgcc_-m32_-march=i386_-O3_-fomit-frame-pointer2016101020161009
210197? ? ?? ? ?refgcc_-m32_-march=i486_-O3_-fomit-frame-pointer2016101020161009
210237? ? ?? ? ?refgcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2016101020161009
210300? ? ?? ? ?refgcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2016101020161009
210809? ? ?? ? ?refgcc_-m32_-march=pentium_-O_-fomit-frame-pointer2016101020161009
210925? ? ?? ? ?refgcc_-m32_-march=i386_-O2_-fomit-frame-pointer2016101020161009
211152? ? ?? ? ?refgcc_-m32_-march=i386_-O_-fomit-frame-pointer2016101020161009
211461? ? ?? ? ?refgcc_-m32_-march=k8_-O2_-fomit-frame-pointer2016101020161009
211556? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2016101020161009
211557? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2016101020161009
211619? ? ?? ? ?refgcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2016101020161009
211619? ? ?? ? ?refgcc_-m32_-march=k8_-O3_-fomit-frame-pointer2016101020161009
211625? ? ?? ? ?refgcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2016101020161009
211656? ? ?? ? ?refgcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2016101020161009
212536? ? ?? ? ?refgcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2016101020161009
212592? ? ?? ? ?refgcc_-m32_-O2_-fomit-frame-pointer2016101020161009
212658? ? ?? ? ?refgcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2016101020161009
212728? ? ?? ? ?refgcc_-m32_-O3_-fomit-frame-pointer2016101020161009
212745? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2016101020161009
212753? ? ?? ? ?refgcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2016101020161009
212791? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2016101020161009
212908? ? ?? ? ?refgcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2016101020161009
213039? ? ?? ? ?refgcc_-m32_-march=core2_-O2_-fomit-frame-pointer2016101020161009
215429? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016101020161009
215628? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2016101020161009
215895? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016101020161009
217401? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2016101020161009
217476? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2016101020161009
218707? ? ?? ? ?refgcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2016101020161009
218866? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016101020161009
218882? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016101020161009
219778? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016101020161009
219798? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016101020161009
219814? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016101020161009
219912? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2016101020161009
219944? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2016101020161009
220135? ? ?? ? ?refgcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2016101020161009
220246? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016101020161009
220293? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2016101020161009
220318? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016101020161009
220392? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2016101020161009
220411? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016101020161009
221135? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016101020161009
221145? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016101020161009
221289? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2016101020161009
221613? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016101020161009
221640? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2016101020161009
221969? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2016101020161009
222035? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2016101020161009
222125? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2016101020161009
222202? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2016101020161009
222254? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2016101020161009
222300? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2016101020161009
222374? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016101020161009
222415? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2016101020161009
222417? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016101020161009
222496? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2016101020161009
222519? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2016101020161009
222536? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2016101020161009
222603? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016101020161009
223227? ? ?? ? ?refgcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2016101020161009
224874? ? ?? ? ?refgcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2016101020161009
224951? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2016101020161009
225026? ? ?? ? ?refgcc_-m32_-march=k8_-O_-fomit-frame-pointer2016101020161009
225168? ? ?? ? ?refgcc_-m32_-march=k6_-O3_-fomit-frame-pointer2016101020161009
225189? ? ?? ? ?refgcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2016101020161009
225740? ? ?? ? ?refgcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2016101020161009
225799? ? ?? ? ?refgcc_-m32_-march=core2_-O_-fomit-frame-pointer2016101020161009
225817? ? ?? ? ?refgcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2016101020161009
225935? ? ?? ? ?refgcc_-m32_-march=prescott_-O_-fomit-frame-pointer2016101020161009
225974? ? ?? ? ?refgcc_-m32_-march=nocona_-O_-fomit-frame-pointer2016101020161009
226144? ? ?? ? ?refgcc_-m32_-march=athlon_-O_-fomit-frame-pointer2016101020161009
226227? ? ?? ? ?refgcc_-m32_-march=k6_-O2_-fomit-frame-pointer2016101020161009
226229? ? ?? ? ?refgcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2016101020161009
226369? ? ?? ? ?refgcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2016101020161009
226369? ? ?? ? ?refgcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2016101020161009
226670? ? ?? ? ?refgcc_-m32_-O_-fomit-frame-pointer2016101020161009
226984? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2016101020161009
227050? ? ?? ? ?refgcc_-m32_-march=corei7_-O_-fomit-frame-pointer2016101020161009
227333? ? ?? ? ?refgcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2016101020161009
227426? ? ?? ? ?refgcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2016101020161009
227846? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2016101020161009
228485? ? ?? ? ?refgcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2016101020161009
228492? ? ?? ? ?refgcc_-m32_-march=k6_-O_-fomit-frame-pointer2016101020161009
228767? ? ?? ? ?refgcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2016101020161009
228878? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2016101020161009
228921? ? ?? ? ?refgcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2016101020161009
229073? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2016101020161009
229415? ? ?? ? ?refgcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2016101020161009
230267? ? ?? ? ?refgcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2016101020161009
230278? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2016101020161009
230370? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2016101020161009
230396? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2016101020161009
230447? ? ?? ? ?refgcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2016101020161009
230496? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2016101020161009
230775? ? ?? ? ?refgcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2016101020161009

Checksum failure

Implementation: ref
Security model: unknown
Compiler: gcc -funroll-loops -m32 -Os -fomit-frame-pointer
a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d
Number of similar (compiler,implementation) pairs: 40, 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=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 -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: ref
Security model: unknown
Compiler: gcc -m32 -march=barcelona -Os -fomit-frame-pointer
a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -m32 -march=barcelona -Os -fomit-frame-pointer ref

Test failure

Implementation: avx2
Security model: unknown
Compiler: gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 13, namely:
CompilerImplementations
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer avx2
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer avx2
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer avx2
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -O3 -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer ref

Compiler output

Implementation: avx2
Security model: unknown
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: 163, 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 -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 -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 -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 -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 -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=native -mtune=native -O2 -fomit-frame-pointer avx2
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer avx2
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer avx2
gcc -m32 -march=native -mtune=native -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: avx2
Security model: unknown
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