Implementation notes: amd64, rumba3, crypto_core/inv3sntrup1277

Computer: rumba3
Microarchitecture: amd64; Zen (800f11)
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20221122
Operation: crypto_core
Primitive: inv3sntrup1277

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
441271	26245 0 0	40461 804 992	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
473044	29848 0 0	44619 844 960	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
478160	28440 0 0	42835 844 960	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
508719	13976 0 0	25491 844 928	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
541380	14876 0 0	27869 804 992	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
543246	13911 0 0	26173 836 1024	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
546107	15150 0 0	27652 796 992	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
573304	6256 0 0	17680 780 960	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
8800935	5142 0 0	19383 812 992	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
31742825	3262 0 0	17757 852 960	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
31753470	6155 0 0	21029 852 960	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
35777633	3493 0 0	17045 852 928	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
53864209	732 0 0	12301 852 928	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
59095486	695 0 0	13015 844 1024	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230525	20221122
103391962	958 0 0	13975 812 992	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
117149662	766 0 0	12146 788 960	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122
117899587	885 0 0	13332 796 992	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230525	20221122

Compiler output

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

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

Compiler output

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

r3_recip.c: r3_recip.c:488:49: warning: implicit conversion from 'long' to 'int' changes value from 2147483648 to -2147483648 [-Wconstant-conversion]
r3_recip.c: F0[4] = _mm256_set_epi32(0,0,0,0,2147483648,0,2147483648,0);
r3_recip.c: ~~~~~~~~~~~~~~~~ ^~~~~~~~~~
r3_recip.c: r3_recip.c:488:36: warning: implicit conversion from 'long' to 'int' changes value from 2147483648 to -2147483648 [-Wconstant-conversion]
r3_recip.c: F0[4] = _mm256_set_epi32(0,0,0,0,2147483648,0,2147483648,0);
r3_recip.c: ~~~~~~~~~~~~~~~~ ^~~~~~~~~~
r3_recip.c: r3_recip.c:493:49: warning: implicit conversion from 'long' to 'int' changes value from 2147483648 to -2147483648 [-Wconstant-conversion]
r3_recip.c: F1[4] = _mm256_set_epi32(0,0,0,0,2147483648,0,2147483648,0);
r3_recip.c: ~~~~~~~~~~~~~~~~ ^~~~~~~~~~
r3_recip.c: r3_recip.c:493:36: warning: implicit conversion from 'long' to 'int' changes value from 2147483648 to -2147483648 [-Wconstant-conversion]
r3_recip.c: F1[4] = _mm256_set_epi32(0,0,0,0,2147483648,0,2147483648,0);
r3_recip.c: ~~~~~~~~~~~~~~~~ ^~~~~~~~~~
r3_recip.c: r3_recip.c:484:11: error: always_inline function '_mm256_set_epi32' requires target feature 'avx', but would be inlined into function 'crypto_core_inv3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
r3_recip.c: F0[0] = _mm256_set_epi32(0,0,0,0,0,0,0,1);
r3_recip.c: ^
r3_recip.c: r3_recip.c:484:11: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
r3_recip.c: r3_recip.c:485:11: error: always_inline function '_mm256_set1_epi32' requires target feature 'avx', but would be inlined into function 'crypto_core_inv3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
r3_recip.c: F0[1] = _mm256_set1_epi32(0);
r3_recip.c: ^
r3_recip.c: r3_recip.c:485:11: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
r3_recip.c: r3_recip.c:486:11: error: always_inline function '_mm256_set1_epi32' requires target feature 'avx', but would be inlined into function 'crypto_core_inv3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
r3_recip.c: F0[2] = _mm256_set1_epi32(0);
r3_recip.c: ^
r3_recip.c: r3_recip.c:486:11: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
r3_recip.c: r3_recip.c:487:11: error: always_inline function '_mm256_set1_epi32' requires target feature 'avx', but would be inlined into function 'crypto_core_inv3sntrup1277_avx_constbranchindex' that is compiled without support for 'avx'
r3_recip.c: ...

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

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