Implementation notes: amd64, trident, crypto_core/wforcesntrup761

Computer: trident
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_core
Primitive: wforcesntrup761

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
749	1073 0 0	15256 780 984	`ref2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
750	1081 0 0	15272 780 984	`simpler`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
818	1557 0 0	15584 812 920	`ref2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
822	1557 0 0	19520 812 920	`ref2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
824	1573 0 0	19536 812 920	`simpler`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
825	1573 0 0	15600 812 920	`simpler`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
831	1557 0 0	19248 812 920	`ref2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
839	1573 0 0	19264 812 920	`simpler`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
1204	1209 0 0	14920 780 984	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
1326	1518 0 0	15072 812 920	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
1326	1518 0 0	19008 812 920	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
1334	1534 0 0	18752 812 920	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
1999	212 0 0	12983 772 984	`ref2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
2044	217 0 0	13336 780 984	`simpler`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
2052	216 0 0	12983 772 984	`simpler`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
2066	209 0 0	13320 780 984	`ref2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
2085	237 0 0	12854 804 920	`simpler`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
2209	321 0 0	12958 804 920	`ref2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
2830	218 0 0	12254 804 920	`ref2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
2835	229 0 0	12270 804 920	`simpler`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
3381	158 0 0	12439 772 984	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
3445	160 0 0	12776 780 984	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
3568	313 0 0	12462 804 920	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
3930	196 0 0	11763 756 952	`ref2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
3935	201 0 0	11763 756 952	`simpler`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
4181	156 0 0	11702 804 920	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
7113	141 0 0	11219 756 952	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212

Compiler output

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

wforce.c: wforce.c:24:13: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: maskvec = _mm256_set1_epi16(~mask);
wforce.c: ^
wforce.c: wforce.c:24:13: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:29:19: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: __m256i x = _mm256_loadu_si256((__m256i *) in);
wforce.c: ^
wforce.c: wforce.c:29:19: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:30:12: error: always_inline function '_mm256_set1_epi8' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: x ^= _mm256_set1_epi8(1);
wforce.c: ^
wforce.c: wforce.c:30:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:32:12: error: always_inline function '_mm256_set1_epi8' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: x ^= _mm256_set1_epi8(1);
wforce.c: ^
wforce.c: wforce.c:32:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:33:7: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: _mm256_storeu_si256((__m256i *) out,x);
wforce.c: ^
wforce.c: wforce.c:33:7: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:46:19: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: __m256i x = _mm256_loadu_si256((__m256i *) in);
wforce.c: ^
wforce.c: wforce.c:46:19: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
wforce.c: wforce.c:48:7: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_wforcesntrup761_avx_constbranchindex' that is compiled without support for 'avx'
wforce.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

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

Compiler output

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

wforce.c: wforce.c: In function 'crypto_core_wforcesntrup761_avx_constbranchindex':
wforce.c: wforce.c:24:11: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
wforce.c: 24 | maskvec = _mm256_set1_epi16(~mask);
wforce.c: | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
wforce.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
wforce.c: from wforce.c:1:
wforce.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:1326:1: error: inlining failed in call to 'always_inline' '_mm256_set1_epi16': target specific option mismatch
wforce.c: 1326 | _mm256_set1_epi16 (short __A)
wforce.c: | ^~~~~~~~~~~~~~~~~
wforce.c: wforce.c:24:13: note: called from here
wforce.c: 24 | maskvec = _mm256_set1_epi16(~mask);
wforce.c: | ^~~~~~~~~~~~~~~~~~~~~~~~
wforce.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
wforce.c: from wforce.c:1:
wforce.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:926:1: error: inlining failed in call to 'always_inline' '_mm256_storeu_si256': target specific option mismatch
wforce.c: 926 | _mm256_storeu_si256 (__m256i_u *__P, __m256i __A)
wforce.c: | ^~~~~~~~~~~~~~~~~~~
wforce.c: wforce.c:33:7: note: called from here
wforce.c: 33 | _mm256_storeu_si256((__m256i *) out,x);
wforce.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
wforce.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
wforce.c: from wforce.c:1:
wforce.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:1333:1: error: inlining failed in call to 'always_inline' '_mm256_set1_epi8': target specific option mismatch
wforce.c: 1333 | _mm256_set1_epi8 (char __A)
wforce.c: | ^~~~~~~~~~~~~~~~
wforce.c: ...

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

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