Implementation notes: amd64, colossus7, crypto_encrypt/3hfe

Computer: colossus7
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20210125
Operation: crypto_encrypt
Primitive: 3hfe

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
HFE-test.cpp: In file included from HFE-test.cpp:18:
HFE-test.cpp: In file included from ./HFE.h:6:
HFE-test.cpp: ./tower.h:364:9: error: argument to '__builtin_ia32_palignr128' must be a constant integer
HFE-test.cpp: return _mm_alignr_epi8(a1, a0, i*2);
HFE-test.cpp: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
HFE-test.cpp: /usr/lib/llvm-10/lib/clang/10.0.0/include/tmmintrin.h:148:12: note: expanded from macro '_mm_alignr_epi8'
HFE-test.cpp: (__m128i)__builtin_ia32_palignr128((__v16qi)(__m128i)(a), \
HFE-test.cpp: ^
HFE-test.cpp: In file included from HFE-test.cpp:18:
HFE-test.cpp: In file included from ./HFE.h:9:
HFE-test.cpp: In file included from ./bqas.h:79:
HFE-test.cpp: ./transpose8.h:38:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
HFE-test.cpp: register __m128i a=s[0],b=s[1],c=s[2],d=s[3],e=s[4],f=s[5],g=s[6],h=s[7];
HFE-test.cpp: ^~~~~~~~~
HFE-test.cpp: ./transpose8.h:38:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
HFE-test.cpp: register __m128i a=s[0],b=s[1],c=s[2],d=s[3],e=s[4],f=s[5],g=s[6],h=s[7];
HFE-test.cpp: ^~~~~~~~~
HFE-test.cpp: ./transpose8.h:38:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
HFE-test.cpp: register __m128i a=s[0],b=s[1],c=s[2],d=s[3],e=s[4],f=s[5],g=s[6],h=s[7];
HFE-test.cpp: ^~~~~~~~~
HFE-test.cpp: ./transpose8.h:38:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
HFE-test.cpp: register __m128i a=s[0],b=s[1],c=s[2],d=s[3],e=s[4],f=s[5],g=s[6],h=s[7];
HFE-test.cpp: ^~~~~~~~~
HFE-test.cpp: ./transpose8.h:38:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
HFE-test.cpp: register __m128i a=s[0],b=s[1],c=s[2],d=s[3],e=s[4],f=s[5],g=s[6],h=s[7];
HFE-test.cpp: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref