Implementation notes: amd64, h6sandy, crypto_kem/hqc192round4

Computer: h6sandy
Microarchitecture: amd64; Sandy Bridge (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: hqc192round4

Compiler output

Implementation: T:avx
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

gf.c: gf.c:139:25: error: always_inline function '_mm256_cmpeq_epi16' requires target feature 'avx2', but would be inlined into function 'gf_mul_vect' that is compiled without support for 'avx2'
gf.c: ret ^= red[i] & _mm256_cmpeq_epi16((ret & aux), aux);
gf.c: ^
gf.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx

Compiler output

Implementation: T:avx
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

gf.c: gf.c:91:19: error: '__builtin_ia32_pclmulqdq128' needs target feature pclmul
gf.c: __m128i vab = _mm_clmulepi64_si128(va, vb, 0);
gf.c: ^
gf.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/__wmmintrin_pclmul.h:45:13: note: expanded from macro '_mm_clmulepi64_si128'
gf.c: ((__m128i)__builtin_ia32_pclmulqdq128((__v2di)(__m128i)(X), \
gf.c: ^
gf.c: 1 error generated.

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx

Compiler output

Implementation: T:avx
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

gf.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/x86gprintrin.h:41,
gf.c: from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:27,
gf.c: from gf.h:11,
gf.c: from gf.c:6:
gf.c: gf.c: In function 'gf_reduce':
gf.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/bmiintrin.h:38:1: error: inlining failed in call to 'always_inline' '__tzcnt_u16': target specific option mismatch
gf.c: 38 | __tzcnt_u16 (unsigned short __X)
gf.c: | ^~~~~~~~~~~
gf.c: gf.c:68:18: note: called from here
gf.c: 68 | z2 = __tzcnt_u16(rmdr);
gf.c: | ^~~~~~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx