Implementation notes: amd64, hobbes, crypto_encrypt/3hfe

Computer: hobbes
Architecture: amd64
CPU ID: AuthenticAMD-00600f20-178bfbff
SUPERCOP version: 20171218
Operation: crypto_encrypt
Primitive: 3hfe
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
217740? ? ?? ? ?refg++_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2017111620171020
224634? ? ?? ? ?refg++_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017111620171020
229774? ? ?? ? ?refg++_-fno-schedule-insns_-O3_-fomit-frame-pointer2017111620171020
279523? ? ?? ? ?refg++_-march=nocona_-O_-fomit-frame-pointer2017111620171020

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: clang++ -O3 -fomit-frame-pointer -Qunused-arguments
error 111
crypto_encrypt_open is nondeterministic

Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
clang++ -O3 -fomit-frame-pointer -Qunused-arguments ref
clang++ -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
g++ -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer ref
g++ -m64 -march=native -mtune=native -O3 -fomit-frame-pointer ref
g++ -m64 -march=nocona -O -fomit-frame-pointer ref
g++ -march=k8 -O3 -fomit-frame-pointer ref
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv ref
g++ -march=nocona -O3 -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: clang++ -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments
error 111
crypto_encrypt_open does not match m

Number of similar (compiler,implementation) pairs: 21, namely:
CompilerImplementations
clang++ -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang++ -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
g++ ref
g++ -O -fomit-frame-pointer ref
g++ -fno-schedule-insns -O -fomit-frame-pointer ref
g++ -m64 -O3 -fomit-frame-pointer ref
g++ -m64 -O -fomit-frame-pointer ref
g++ -m64 -march=core-avx-i -O -fomit-frame-pointer ref
g++ -m64 -march=core2 -O3 -fomit-frame-pointer ref
g++ -m64 -march=core2 -O -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4 -O -fomit-frame-pointer ref
g++ -m64 -march=corei7-avx -O3 -fomit-frame-pointer ref
g++ -m64 -march=corei7-avx -O -fomit-frame-pointer ref
g++ -m64 -march=k8 -O -fomit-frame-pointer ref
g++ -m64 -march=native -mtune=native -O -fomit-frame-pointer ref
g++ -m64 -march=nocona -O3 -fomit-frame-pointer ref
g++ -march=barcelona -O3 -fomit-frame-pointer ref
g++ -march=barcelona -O -fomit-frame-pointer ref
g++ -march=k8 -O -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -O2 -fomit-frame-pointer
error 111
crypto_encrypt_open returns nonzero

Number of similar (compiler,implementation) pairs: 34, namely:
CompilerImplementations
g++ -O2 -fomit-frame-pointer ref
g++ -Os -fomit-frame-pointer ref
g++ -fno-schedule-insns -O2 -fomit-frame-pointer ref
g++ -fno-schedule-insns -Os -fomit-frame-pointer ref
g++ -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer ref
g++ -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer ref
g++ -m64 -O2 -fomit-frame-pointer ref
g++ -m64 -Os -fomit-frame-pointer ref
g++ -m64 -march=core-avx-i -O2 -fomit-frame-pointer ref
g++ -m64 -march=core-avx-i -Os -fomit-frame-pointer ref
g++ -m64 -march=core2 -O2 -fomit-frame-pointer ref
g++ -m64 -march=core2 -Os -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer ref
g++ -m64 -march=core2 -msse4 -Os -fomit-frame-pointer ref
g++ -m64 -march=corei7-avx -O2 -fomit-frame-pointer ref
g++ -m64 -march=corei7-avx -Os -fomit-frame-pointer ref
g++ -m64 -march=corei7 -O2 -fomit-frame-pointer ref
g++ -m64 -march=corei7 -Os -fomit-frame-pointer ref
g++ -m64 -march=k8 -O2 -fomit-frame-pointer ref
g++ -m64 -march=k8 -Os -fomit-frame-pointer ref
g++ -m64 -march=native -mtune=native -O2 -fomit-frame-pointer ref
g++ -m64 -march=native -mtune=native -Os -fomit-frame-pointer ref
g++ -m64 -march=nocona -O2 -fomit-frame-pointer ref
g++ -m64 -march=nocona -Os -fomit-frame-pointer ref
g++ -march=barcelona -O2 -fomit-frame-pointer ref
g++ -march=barcelona -Os -fomit-frame-pointer ref
g++ -march=k8 -O2 -fomit-frame-pointer ref
g++ -march=k8 -Os -fomit-frame-pointer ref
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv ref
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv ref
g++ -march=nocona -O2 -fomit-frame-pointer ref
g++ -march=nocona -Os -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -O3 -fomit-frame-pointer
error 111
crypto_encrypt_open does not handle s=t overlap

Number of similar (compiler,implementation) pairs: 2, namely:
CompilerImplementations
g++ -O3 -fomit-frame-pointer ref
g++ -m64 -march=corei7 -O -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer
error 111
crypto_encrypt_open does not handle c=t overlap

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
g++ -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer ref
g++ -m64 -march=corei7 -O3 -fomit-frame-pointer ref
g++ -m64 -march=k8 -O3 -fomit-frame-pointer ref
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -m64 -march=barcelona -O2 -fomit-frame-pointer
error 111
crypto_encrypt_open returns nonzero
error 111
crypto_encrypt_open returns nonzero

Number of similar (compiler,implementation) pairs: 2, namely:
CompilerImplementations
g++ -m64 -march=barcelona -O2 -fomit-frame-pointer ref
g++ -m64 -march=barcelona -Os -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -m64 -march=barcelona -O3 -fomit-frame-pointer
error 111
crypto_encrypt_open is nondeterministic
error 111
crypto_encrypt_open is nondeterministic

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
g++ -m64 -march=barcelona -O3 -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -m64 -march=barcelona -O -fomit-frame-pointer
error 111
crypto_encrypt_open does not match m
error 111
crypto_encrypt_open does not match m

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
g++ -m64 -march=barcelona -O -fomit-frame-pointer ref

Test failure

Implementation: crypto_encrypt/3hfe/ref
Compiler: g++ -m64 -march=core-avx2 -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 3, namely:
CompilerImplementations
g++ -m64 -march=core-avx2 -O2 -fomit-frame-pointer ref
g++ -m64 -march=core-avx2 -O -fomit-frame-pointer ref
g++ -m64 -march=core-avx2 -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_encrypt/3hfe/ref
Compiler: clang++ -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments
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-3.8/bin/../lib/clang/3.8.0/include/tmmintrin.h:69:12: 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:6:
HFE-test.cpp: ./tower.h:364:9: error: cannot initialize return object of type '__m128i' (vector of 2 'long long' values) with an rvalue of type 'void'
HFE-test.cpp: return _mm_alignr_epi8(a1, a0, i*2);
HFE-test.cpp: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
HFE-test.cpp: /usr/lib/llvm-3.8/bin/../lib/clang/3.8.0/include/tmmintrin.h:68:34: note: expanded from macro '_mm_alignr_epi8'
HFE-test.cpp: #define _mm_alignr_epi8(a, b, n) __extension__ ({ \
HFE-test.cpp: ^~~~~~~~~~~~~~~~~~
HFE-test.cpp: 2 errors generated.

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang++ -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments ref
clang++ -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments ref
clang++ -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref