Implementation notes: amd64, saber214, crypto_kem/hqc256round4

Computer: saber214
Microarchitecture: amd64; Bulldozer (600f20)
Architecture: amd64
CPU ID: AuthenticAMD-00600f20-1789c3f5
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: hqc256round4

Compiler output

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 (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:avx`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

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 (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:avx`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

gf.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
gf.c:                  from gf.h:11,
gf.c:                  from gf.c:6:
gf.c: gf.c: In function 'gf_mul_vect':
gf.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:238:1: error: inlining failed in call to 'always_inline' '_mm256_cmpeq_epi16': target specific option mismatch
gf.c:   238 | _mm256_cmpeq_epi16 (__m256i __A, __m256i __B)
gf.c:       | ^~~~~~~~~~~~~~~~~~
gf.c: gf.c:139:25: note: called from here
gf.c:   139 |         ret ^= red[i] & _mm256_cmpeq_epi16((ret & aux), aux);
gf.c:       |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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

Implementation	Compiler
`T:avx`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:avx`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:avx`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:avx`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`