Implementation notes: amd64, gcc16, crypto_hash/bash384

Computer: gcc16
Architecture: amd64
CPU ID: AuthenticAMD-00100f23-178bfbff
SUPERCOP version: 20171020
Operation: crypto_hash
Primitive: bash384
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
38525? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017072020170718
38609? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072020170718
38610? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017072020170718
38637? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072020170718
38643? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017072020170718
38658? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017072020170718
38806? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017072020170718
38806? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017072020170718
38936? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
38940? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
38980? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017072020170718
38987? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017072020170718
38988? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
38988? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
39033? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017072020170718
39083? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017072020170718
39092? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072020170718
39116? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017072020170718
39117? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072020170718
39124? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017072020170718
39257? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017072020170718
39259? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017072020170718
39326? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017072020170718
39326? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017072020170718
39383? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
39391? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
39391? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072020170718
39394? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017072020170718
39469? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072020170718
39470? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
39479? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
39479? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017072020170718
39705? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017072020170718
39707? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072020170718
39710? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072020170718
39984? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017072020170718
39984? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017072020170718
39988? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017072020170718
42809? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
42810? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
42881? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
42906? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
42982? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
42982? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
43004? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
43019? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
50913? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017072020170718
50914? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017072020170718
51028? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
51029? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017072020170718
51030? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017072020170718
51055? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017072020170718
51109? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017072020170718
51113? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017072020170718
51181? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017072020170718
51181? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017072020170718
51183? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017072020170718
51199? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017072020170718
51204? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
51210? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017072020170718
51245? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
51290? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017072020170718
51299? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017072020170718
51301? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072020170718
51302? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072020170718
51321? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
51321? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017072020170718
51338? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017072020170718
51432? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017072020170718

Checksum failure

Implementation: crypto_hash/bash384/ref
Compiler: cc
5375eb5598e0761cfb8ba51fe71d22966f54da0039becf495a65d0f5ccc08558
Number of similar (compiler,implementation) pairs: 25, 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=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=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/bash384/ref
Compiler: gcc -m64 -march=barcelona -Os -fomit-frame-pointer
5375eb5598e0761cfb8ba51fe71d22966f54da0039becf495a65d0f5ccc08558 5375eb5598e0761cfb8ba51fe71d22966f54da0039becf495a65d0f5ccc08558
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -m64 -march=barcelona -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_hash/bash384/avx2
Compiler: cc
bash_avx2.c: bash_avx2.c:70:2: error: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271: error: 'u256' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:271: error: (Each undeclared identifier is reported only once
bash_avx2.c: bash_avx2.c:271: error: for each function it appears in.)
bash_avx2.c: bash_avx2.c:271: error: expected ';' before 'S1'
bash_avx2.c: bash_avx2.c:272: error: expected ';' before 'W0'
bash_avx2.c: bash_avx2.c:273: error: expected ';' before 'W1'
bash_avx2.c: bash_avx2.c:274: error: expected ';' before 'W2'
bash_avx2.c: bash_avx2.c:275: error: expected ';' before 'W3'
bash_avx2.c: bash_avx2.c:276: error: expected ';' before 'W4'
bash_avx2.c: bash_avx2.c:277: error: expected ';' before 'W5'
bash_avx2.c: bash_avx2.c:279: error: 'S2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W4' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'S1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W3' undeclared (first use in this function)
bash_avx2.c: ...

Number of similar (compiler,implementation) pairs: 91, 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=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=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/bash384/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: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271: error: 'u256' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:271: error: (Each undeclared identifier is reported only once
bash_avx2.c: bash_avx2.c:271: error: for each function it appears in.)
bash_avx2.c: bash_avx2.c:271: error: expected ';' before 'S1'
bash_avx2.c: bash_avx2.c:272: error: expected ';' before 'W0'
bash_avx2.c: bash_avx2.c:273: error: expected ';' before 'W1'
bash_avx2.c: bash_avx2.c:274: error: expected ';' before 'W2'
bash_avx2.c: bash_avx2.c:275: error: expected ';' before 'W3'
bash_avx2.c: bash_avx2.c:276: error: expected ';' before 'W4'
bash_avx2.c: bash_avx2.c:277: error: expected ';' before 'W5'
bash_avx2.c: bash_avx2.c:279: error: 'S2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W4' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'S1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W3' undeclared (first use in this function)
bash_avx2.c: ...
bash_avx2.c: bash_avx2.c:70:2: error: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c: bash_avx2.c: In function 'bashavx2_F0':
bash_avx2.c: bash_avx2.c:271: error: 'u256' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:271: error: (Each undeclared identifier is reported only once
bash_avx2.c: bash_avx2.c:271: error: for each function it appears in.)
bash_avx2.c: bash_avx2.c:271: error: expected ';' before 'S1'
bash_avx2.c: bash_avx2.c:272: error: expected ';' before 'W0'
bash_avx2.c: bash_avx2.c:273: error: expected ';' before 'W1'
bash_avx2.c: bash_avx2.c:274: error: expected ';' before 'W2'
bash_avx2.c: bash_avx2.c:275: error: expected ';' before 'W3'
bash_avx2.c: bash_avx2.c:276: error: expected ';' before 'W4'
bash_avx2.c: bash_avx2.c:277: error: expected ';' before 'W5'
bash_avx2.c: bash_avx2.c:279: error: 'S2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W4' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'S1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'U1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T2' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'T0' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W1' undeclared (first use in this function)
bash_avx2.c: bash_avx2.c:279: error: 'W3' undeclared (first use in this function)
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