Implementation notes: amd64, gsm2, crypto_hash/bash256

Computer: gsm2
Architecture: amd64
CPU ID: GenuineIntel-000306e4-bfebfbff
SUPERCOP version: 20170725
Operation: crypto_hash
Primitive: bash256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
19736? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017080520170725
35604? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017080520170725
37656? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017080520170725
37888? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017080520170725
38348? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017080520170725
38368? ? ?? ? ?refgcc_-m64_-march=corei7_-O_-fomit-frame-pointer2017080520170725
38748? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017080520170725
38952? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer2017080520170725
39680? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017080520170725
39700? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017080520170725
39856? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017080520170725
40000? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017080520170725
40096? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017080520170725
40324? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017080520170725
40488? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017080520170725
40904? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017080520170725
40992? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017080520170725
41020? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017080520170725
41036? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017080520170725
41040? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017080520170725
41268? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017080520170725
41520? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017080520170725
41576? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017080520170725
41744? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017080520170725
41824? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer2017080520170725
42072? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017080520170725
42272? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017080520170725
42452? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017080520170725
42452? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017080520170725
42500? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017080520170725
42556? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer2017080520170725
42656? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017080520170725
42700? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017080520170725
42712? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017080520170725
42800? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017080520170725
42808? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017080520170725
42884? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017080520170725
42948? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017080520170725
43068? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017080520170725
43196? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017080520170725
43256? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017080520170725
43344? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017080520170725
43712? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017080520170725
43816? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2017080520170725
43836? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017080520170725
43892? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017080520170725
43916? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer2017080520170725
43920? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017080520170725
43984? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017080520170725
44168? ? ?? ? ?refgcc_-m64_-march=corei7_-O3_-fomit-frame-pointer2017080520170725
44176? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017080520170725
44208? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017080520170725
44212? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer2017080520170725
44264? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017080520170725
44332? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017080520170725
44412? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017080520170725
44436? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017080520170725
44452? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017080520170725
44836? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017080520170725
44836? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017080520170725
44968? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017080520170725
45008? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017080520170725
45044? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017080520170725
45208? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017080520170725
45264? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017080520170725
45288? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017080520170725
45424? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017080520170725
45428? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017080520170725
45736? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017080520170725
45852? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017080520170725
45884? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017080520170725
46224? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017080520170725
46236? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017080520170725
46304? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017080520170725
46384? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017080520170725
46628? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017080520170725
46696? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017080520170725
47900? ? ?? ? ?refgcc_-m64_-march=corei7_-O2_-fomit-frame-pointer2017080520170725

Checksum failure

Implementation: crypto_hash/bash256/ref
Compiler: cc
e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8
Number of similar (compiler,implementation) pairs: 28, namely:
CompilerImplementations
cc ref
gcc ref
gcc -Os -fomit-frame-pointer ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops ref
gcc -funroll-loops -Os -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer ref
gcc -m64 -Os -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer ref
gcc -m64 -march=corei7 -Os -fomit-frame-pointer ref
gcc -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer ref
gcc -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -march=barcelona -Os -fomit-frame-pointer ref
gcc -march=k8 -Os -fomit-frame-pointer ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv ref
gcc -march=nocona -Os -fomit-frame-pointer ref

Checksum failure

Implementation: crypto_hash/bash256/ref
Compiler: gcc -m64 -march=barcelona -Os -fomit-frame-pointer
e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8 e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -m64 -march=barcelona -Os -fomit-frame-pointer ref

Test failure

Implementation: crypto_hash/bash256/avx2
Compiler: gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 6, namely:
CompilerImplementations
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer avx2 ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer avx2 ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer avx2 ref

Compiler output

Implementation: crypto_hash/bash256/avx2
Compiler: cc
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: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:277:5: error: unknown type name 'u256'
bash_avx2.c: u256 W5 = LOADW( S + 20 );
bash_avx2.c: ^
bash_avx2.c: ...

Number of similar (compiler,implementation) pairs: 103, namely:
CompilerImplementations
cc avx2
gcc avx2
gcc -O2 -fomit-frame-pointer avx2
gcc -O3 -fomit-frame-pointer avx2
gcc -O -fomit-frame-pointer avx2
gcc -Os -fomit-frame-pointer avx2
gcc -fno-schedule-insns -O2 -fomit-frame-pointer avx2
gcc -fno-schedule-insns -O3 -fomit-frame-pointer avx2
gcc -fno-schedule-insns -O -fomit-frame-pointer avx2
gcc -fno-schedule-insns -Os -fomit-frame-pointer avx2
gcc -funroll-loops avx2
gcc -funroll-loops -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -O -fomit-frame-pointer avx2
gcc -funroll-loops -Os -fomit-frame-pointer avx2
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer avx2
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer avx2
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer avx2
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer avx2
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer avx2
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer avx2
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer avx2
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer avx2
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer avx2
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer avx2
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer avx2
gcc -m64 -O2 -fomit-frame-pointer avx2
gcc -m64 -O3 -fomit-frame-pointer avx2
gcc -m64 -O -fomit-frame-pointer avx2
gcc -m64 -Os -fomit-frame-pointer avx2
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer avx2
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer avx2
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer avx2
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer avx2
gcc -m64 -march=core2 -O2 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -O3 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -O -fomit-frame-pointer avx2
gcc -m64 -march=core2 -Os -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer avx2
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer avx2
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer avx2
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer avx2
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer avx2
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer avx2
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer avx2
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer avx2
gcc -m64 -march=corei7 -O -fomit-frame-pointer avx2
gcc -m64 -march=corei7 -Os -fomit-frame-pointer avx2
gcc -m64 -march=k8 -O2 -fomit-frame-pointer avx2
gcc -m64 -march=k8 -O3 -fomit-frame-pointer avx2
gcc -m64 -march=k8 -O -fomit-frame-pointer avx2
gcc -m64 -march=k8 -Os -fomit-frame-pointer avx2
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer avx2
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer avx2
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer avx2
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer avx2
gcc -m64 -march=nocona -O2 -fomit-frame-pointer avx2
gcc -m64 -march=nocona -O3 -fomit-frame-pointer avx2
gcc -m64 -march=nocona -O -fomit-frame-pointer avx2
gcc -m64 -march=nocona -Os -fomit-frame-pointer avx2
gcc -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -march=barcelona -O -fomit-frame-pointer avx2
gcc -march=barcelona -Os -fomit-frame-pointer avx2
gcc -march=k8 -O2 -fomit-frame-pointer avx2
gcc -march=k8 -O3 -fomit-frame-pointer avx2
gcc -march=k8 -O -fomit-frame-pointer avx2
gcc -march=k8 -Os -fomit-frame-pointer avx2
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv avx2
gcc -march=nocona -O2 -fomit-frame-pointer avx2
gcc -march=nocona -O3 -fomit-frame-pointer avx2
gcc -march=nocona -O -fomit-frame-pointer avx2
gcc -march=nocona -Os -fomit-frame-pointer avx2

Compiler output

Implementation: crypto_hash/bash256/avx2
Compiler: gcc -m64 -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: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:277:5: error: unknown type name 'u256'
bash_avx2.c: u256 W5 = LOADW( S + 20 );
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: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:277:5: error: unknown type name 'u256'
bash_avx2.c: u256 W5 = LOADW( S + 20 );
bash_avx2.c: ^
bash_avx2.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer avx2
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer avx2
gcc -m64 -march=barcelona -O -fomit-frame-pointer avx2
gcc -m64 -march=barcelona -Os -fomit-frame-pointer avx2