Implementation notes: amd64, hydra7, crypto_core/invsntrup761

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_core
Primitive: invsntrup761

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
12515096	2998 0 0	17135 812 992	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
41808447	1041 0 0	13967 812 992	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
45498874	1148 0 0	13676 796 992	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
45783129	939 0 0	12470 796 960	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425

Compiler output

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

recip.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
recip.c: from recip.c:1:
recip.c: recip.c: In function 'montproduct':
recip.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:808:1: error: inlining failed in call to 'always_inline' '_mm256_sub_epi16': target specific option mismatch
recip.c: 808 | _mm256_sub_epi16 (__m256i __A, __m256i __B)
recip.c: | ^~~~~~~~~~~~~~~~
recip.c: recip.c:89:10: note: called from here
recip.c: 89 | return _mm256_sub_epi16(hi,e);
recip.c: | ^~~~~~~~~~~~~~~~~~~~~~
recip.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
recip.c: from recip.c:1:
recip.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:546:1: error: inlining failed in call to 'always_inline' '_mm256_mulhi_epi16': target specific option mismatch
recip.c: 546 | _mm256_mulhi_epi16 (__m256i __A, __m256i __B)
recip.c: | ^~~~~~~~~~~~~~~~~~
recip.c: recip.c:88:7: note: called from here
recip.c: 88 | e = _mm256_mulhi_epi16(d,qvec);
recip.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~
recip.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
recip.c: from recip.c:1:
recip.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:546:1: error: inlining failed in call to 'always_inline' '_mm256_mulhi_epi16': target specific option mismatch
recip.c: 546 | _mm256_mulhi_epi16 (__m256i __A, __m256i __B)
recip.c: | ^~~~~~~~~~~~~~~~~~
recip.c: recip.c:87:8: note: called from here
recip.c: 87 | hi = _mm256_mulhi_epi16(x,y);
recip.c: | ^~~~~~~~~~~~~~~~~~~~~~~
recip.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

Compiler output

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

avx-768.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
avx-768.c: from avx-768.c:4:
avx-768.c: avx-768.c: In function 'reduce_x16':
avx-768.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:553:1: error: inlining failed in call to 'always_inline' '_mm256_mullo_epi16': target specific option mismatch
avx-768.c: 553 | _mm256_mullo_epi16 (__m256i __A, __m256i __B)
avx-768.c: | ^~~~~~~~~~~~~~~~~~
avx-768.c: avx-768.c:558:7: note: called from here
avx-768.c: 558 | y = _mm256_mullo_epi16(y,q_x16);
avx-768.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
avx-768.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
avx-768.c: from avx-768.c:4:
avx-768.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:531:1: error: inlining failed in call to 'always_inline' '_mm256_mulhrs_epi16': target specific option mismatch
avx-768.c: 531 | _mm256_mulhrs_epi16 (__m256i __X, __m256i __Y)
avx-768.c: | ^~~~~~~~~~~~~~~~~~~
avx-768.c: avx-768.c:557:7: note: called from here
avx-768.c: 557 | y = _mm256_mulhrs_epi16(y,qshift_x16);
avx-768.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
avx-768.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
avx-768.c: from avx-768.c:4:
avx-768.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:546:1: error: inlining failed in call to 'always_inline' '_mm256_mulhi_epi16': target specific option mismatch
avx-768.c: 546 | _mm256_mulhi_epi16 (__m256i __A, __m256i __B)
avx-768.c: | ^~~~~~~~~~~~~~~~~~
avx-768.c: avx-768.c:556:15: note: called from here
avx-768.c: 556 | __m256i y = _mm256_mulhi_epi16(x,qrecip_x16);
avx-768.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
avx-768.c: ...

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

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