Implementation notes: amd64, firefly, crypto_encrypt/4hfe

Computer: firefly
Architecture: amd64
CPU ID: AuthenticAMD-00800f12-178bfbff
SUPERCOP version: 20201130
Operation: crypto_encrypt
Primitive: 4hfe

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1959623	95842 8 148285	126380 1224 150184	`T:ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201214	20201130
3439236	95132 8 148285	125236 1224 150184	`T:ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201214	20201130

Test failure

Implementation: T:ref
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111
crypto_encrypt_open does not match m

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Test failure

Implementation: T:ref
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111
crypto_encrypt_open returns nonzero

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

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-3.8/bin/../lib/clang/3.8.1/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/3.8.1/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:

Compiler	Implementations
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