Implementation notes: amd64, gcc16, crypto_hash/bash512

Computer: gcc16
Architecture: amd64
CPU ID: AuthenticAMD-00100f23-178bfbff
SUPERCOP version: 20171020
Operation: crypto_hash
Primitive: bash512
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
56449? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017072020170718
56589? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017072020170718
56592? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017072020170718
56593? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072020170718
56617? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072020170718
56620? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017072020170718
56853? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017072020170718
56857? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017072020170718
57074? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
57077? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
57116? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
57126? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
57154? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017072020170718
57180? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017072020170718
57183? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072020170718
57183? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017072020170718
57185? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017072020170718
57233? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072020170718
57242? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017072020170718
57258? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017072020170718
57497? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017072020170718
57498? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017072020170718
57600? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017072020170718
57600? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017072020170718
57684? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072020170718
57687? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
57691? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017072020170718
57695? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017072020170718
57820? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
57821? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072020170718
57826? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017072020170718
57858? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017072020170718
58218? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017072020170718
58218? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072020170718
58220? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072020170718
58578? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017072020170718
58578? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017072020170718
58581? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017072020170718
62766? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
62766? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
62843? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
62843? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017072020170718
63027? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
63027? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
63050? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
63053? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017072020170718
74633? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017072020170718
74633? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017072020170718
74882? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
74905? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017072020170718
74909? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017072020170718
74912? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017072020170718
75006? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017072020170718
75006? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017072020170718
75118? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017072020170718
75119? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017072020170718
75124? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017072020170718
75138? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
75153? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017072020170718
75162? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017072020170718
75172? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
75240? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072020170718
75240? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017072020170718
75260? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072020170718
75260? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017072020170718
75261? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072020170718
75301? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017072020170718
75316? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017072020170718
75384? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017072020170718

Checksum failure

Implementation: crypto_hash/bash512/ref
Compiler: cc
a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d
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/bash512/ref
Compiler: gcc -m64 -march=barcelona -Os -fomit-frame-pointer
a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d a397472ba7599635360cf4397e77b42145d47322e3ee531180b21ebf8e99930d
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -m64 -march=barcelona -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_hash/bash512/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/bash512/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