Implementation notes: amd64, hunsnivy, crypto_kem/mceliece348864

Computer: hunsnivy
Microarchitecture: amd64; Ivy Bridge+AES (306a9)
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20231107
Operation: crypto_kem
Primitive: mceliece348864

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
255534	119405 0 0	210984 788 1752	`sse`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
256170	136056 0 0	229896 820 1720	`sse`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
256540	96434 0 0	188504 820 1720	`sse`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
290588	65337 0 0	155446 812 1720	`sse`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
293801	71084 0 0	162000 788 1752	`sse`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
303609	64653 0 0	155216 788 1752	`sse`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
321630	60193 0 0	149592 780 1720	`sse`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
330084	72365 0 0	164670 812 1720	`sse`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
700772	111615 0 0	204976 820 1720	`vec`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
738412	120133 0 0	215032 820 1720	`vec`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
752510	83950 0 0	177104 820 1720	`vec`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
787707	89258 0 0	181688 788 1752	`vec`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
903881	53081 0 0	143678 812 1720	`vec`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
1001393	46033 0 0	137918 812 1720	`vec`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
1099786	46673 0 0	138536 788 1752	`vec`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
1261017	39766 0 0	130080 780 1720	`vec`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
1264362	45809 0 0	137320 788 1752	`vec`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
63730720	55688 0 0	150704 820 1720	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
63935847	33795 0 0	127088 820 1720	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
73870971	48864 0 0	142248 820 1720	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
75553704	32416 0 0	125170 796 1752	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
79321115	16227 0 0	106998 812 1720	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122
109612686	14186 0 0	106162 796 1752	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
109933708	10444 0 0	100802 788 1720	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
113492389	13381 0 0	104848 788 1752	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230601	20221122
114944390	14245 0 0	105822 812 1720	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122

Compiler output

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

decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec256.h:50:9: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'vec256_and' that is compiled without support for 'avx2'
decrypt.c: return _mm256_and_si256(a, b);
decrypt.c: ^
decrypt.c: ./vec256.h:60:9: error: always_inline function '_mm256_or_si256' requires target feature 'avx2', but would be inlined into function 'vec256_or' that is compiled without support for 'avx2'
decrypt.c: return _mm256_or_si256(a, b);
decrypt.c: ^
decrypt.c: ./vec256.h:55:9: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'vec256_xor' that is compiled without support for 'avx2'
decrypt.c: return _mm256_xor_si256(a, b);
decrypt.c: ^
decrypt.c: 3 errors generated.

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

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

Compiler output

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

decrypt.c: decrypt.c:213:11: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: allone = vec256_set1_16b(0xFFFF);
decrypt.c: ^
decrypt.c: decrypt.c:217:17: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: error256[i] = vec256_or_reduce(eval[i]);
decrypt.c: ^
decrypt.c: decrypt.c:218:17: warning: AVX vector argument of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: error256[i] = vec256_xor(error256[i], allone);
decrypt.c: ^
decrypt.c: decrypt.c:146:12: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: out[i] = vec256_set4x(v[0], v[1], v[2], v[3]);
decrypt.c: ^
decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec256.h:37:10: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'vec256_set4x' that is compiled without support for 'avx'
decrypt.c: return _mm256_set_epi64x(a3, a2, a1, a0);
decrypt.c: ^
decrypt.c: ./vec256.h:37:10: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decrypt.c: decrypt.c:52:15: warning: AVX vector argument of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: out[i][j] = vec256_and(inv[i][j], recv[i]);
decrypt.c: ^
decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec256.h:50:9: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'vec256_and' that is compiled without support for 'avx2'
decrypt.c: return _mm256_and_si256(a, b);
decrypt.c: ...

Number of similar (compiler,implementation) pairs: 2, namely:

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

Compiler output

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

decrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
decrypt.c: from vec256.h:16,
decrypt.c: from fft_tr.h:10,
decrypt.c: from decrypt.c:8:
decrypt.c: vec256.h: In function 'vec256_and':
decrypt.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avx2intrin.h:179:1: error: inlining failed in call to 'always_inline' '_mm256_and_si256': target specific option mismatch
decrypt.c: 179 | _mm256_and_si256 (__m256i __A, __m256i __B)
decrypt.c: | ^~~~~~~~~~~~~~~~
decrypt.c: In file included from fft_tr.h:10,
decrypt.c: from decrypt.c:8:
decrypt.c: vec256.h:50:9: note: called from here
decrypt.c: 50 | return _mm256_and_si256(a, b);
decrypt.c: | ^~~~~~~~~~~~~~~~~~~~~~

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

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

Compiler output

Implementation: sse
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec128.h:39:9: error: always_inline function '_mm_testz_si128' requires target feature 'sse4.1', but would be inlined into function 'vec128_testz' that is compiled without support for 'sse4.1'
decrypt.c: return _mm_testz_si128(a, a);
decrypt.c: ^
decrypt.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	sse