Implementation notes: amd64, spawn, crypto_kem/bikel1

Computer: spawn
Microarchitecture: amd64; Zen 3 (a20f10)
Architecture: amd64
CPU ID: AuthenticAMD-00a20f10-178bfbff
SUPERCOP version: 20231215
Operation: crypto_kem
Primitive: bikel1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1153031	87473 72 4	108702 864 1604	`T:ches2021`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
1461056	60323 72 4	79822 864 1604	`T:ches2021`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
1587781	56961 72 4	75798 864 1604	`T:ches2021`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
1748139	46281 64 4	67486 856 1604	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
1879600	44556 72 4	62358 856 1572	`T:ches2021`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
3371255	26569 64 4	45342 856 1604	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
3639135	23827 64 4	41606 848 1572	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
3652270	27119 64 4	46606 856 1604	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
4914599	67783 56 4	89054 848 1604	`T:aes-ni-and-pclmul`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
6630067	33208 56 4	51830 848 1604	`T:aes-ni-and-pclmul`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
6887550	34146 56 4	53446 848 1604	`T:aes-ni-and-pclmul`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
7077878	22724 56 4	40374 840 1572	`T:aes-ni-and-pclmul`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
10131710	69639 56 4	90902 848 1604	`T:aes-ni-only`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
10147842	66076 48 4	88047 912 1604	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
12696402	22404 56 4	40006 840 1572	`T:aes-ni-only`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
12798004	20061 48 4	38311 904 1572	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
12836262	32357 48 4	52327 912 1604	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
12984743	35026 56 4	54318 848 1604	`T:aes-ni-only`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
12993327	34068 56 4	52702 848 1604	`T:aes-ni-only`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215
13010495	31682 48 4	51047 912 1604	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231215

Compiler output

Implementation: T:avx512
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

decode.c: In file included from decode.c:39:
decode.c: gf2x.h: In function 'gf2x_mod_add':
decode.c: gf2x.h:22:8: warning: AVX512F vector return without AVX512F enabled changes the ABI [-Wpsabi]
decode.c: 22 | va = LOAD(&a_qwords[i]);
decode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:49,
decode.c: from x86_64_intrinsic.h:20,
decode.c: from defs.h:103,
decode.c: from bike_defs.h:10,
decode.c: from types.h:13,
decode.c: from decode.h:10,
decode.c: from decode.c:37:
decode.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx512fintrin.h:6481:1: error: inlining failed in call to 'always_inline' '_mm512_storeu_si512': target specific option mismatch
decode.c: 6481 | _mm512_storeu_si512 (void *__P, __m512i __A)
decode.c: | ^~~~~~~~~~~~~~~~~~~
decode.c: In file included from defs.h:103,
decode.c: from bike_defs.h:10,
decode.c: from types.h:13,
decode.c: from decode.h:10,
decode.c: from decode.c:37:
decode.c: x86_64_intrinsic.h:41:27: note: called from here
decode.c: 41 | # define STORE(mem, reg) _mm512_storeu_si512((mem), (reg))
decode.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
decode.c: gf2x.h:25:5: note: in expansion of macro 'STORE'
decode.c: 25 | STORE(&c_qwords[i], va ^ vb);
decode.c: | ^~~~~
decode.c: ...

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512-vpclmul
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512-vpclmul
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512-vpclmul
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512-vpclmul