Implementation notes: amd64, hydra4, crypto_core/invsntrup761

Computer: hydra4
Microarchitecture: amd64; K10 32nm (300f10)
Architecture: amd64
CPU ID: AuthenticAMD-00300f10-178bfbff
SUPERCOP version: 20240425
Operation: crypto_core
Primitive: invsntrup761
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
283588013788 0 017522 788 984refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024042620240425
567100993133 0 016176 812 920refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024042620240425
572329354525 0 018416 812 920refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024042720240425
573011934525 0 018416 812 920refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024042620240425
61843202975 0 013506 788 984refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024042620240425
64995731843 0 011665 772 952refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024042620240425
660302641045 0 012670 804 920refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024042720240425
683442251049 0 012823 772 984refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024042620240425
706359281081 0 012182 804 920refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024042620240425

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
recip.c: recip.c:94:19: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'vectormodq_swapeliminate' that is compiled without support for 'avx'
recip.c: __m256i f0vec = _mm256_set1_epi16(f0);
recip.c: ^
recip.c: recip.c:94:19: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
recip.c: recip.c:95:19: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'vectormodq_swapeliminate' that is compiled without support for 'avx'
recip.c: __m256i g0vec = _mm256_set1_epi16(g0);
recip.c: ^
recip.c: recip.c:95:19: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
recip.c: recip.c:96:48: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'vectormodq_swapeliminate' that is compiled without support for 'avx'
recip.c: __m256i f0vecqinv = _mm256_mullo_epi16(f0vec,qinvvec);
recip.c: ^
recip.c: recip.c:80:17: note: expanded from macro 'qinvvec'
recip.c: #define qinvvec _mm256_set1_epi16(qinv)
recip.c: ^
recip.c: recip.c:96:48: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
recip.c: recip.c:80:17: note: expanded from macro 'qinvvec'
recip.c: #define qinvvec _mm256_set1_epi16(qinv)
recip.c: ^
recip.c: recip.c:96:23: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'vectormodq_swapeliminate' that is compiled without support for 'avx2'
recip.c: __m256i f0vecqinv = _mm256_mullo_epi16(f0vec,qinvvec);
recip.c: ^
recip.c: recip.c:96:23: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
recip.c: recip.c:97:48: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'vectormodq_swapeliminate' that is compiled without support for 'avx'
recip.c: __m256i g0vecqinv = _mm256_mullo_epi16(g0vec,qinvvec);
recip.c: ^
recip.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
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
recip.c: recip.c: In function 'montproduct':
recip.c: recip.c:83:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
recip.c: 83 | {
recip.c: | ^
recip.c: recip.c:82:23: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
recip.c: 82 | static inline __m256i montproduct(__m256i x,__m256i y,__m256i yqinv)
recip.c: | ^~~~~~~~~~~
recip.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
recip.c: from recip.c:1:
recip.c: /usr/lib/gcc/x86_64-linux-gnu/10/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/10/include/immintrin.h:53,
recip.c: from recip.c:1:
recip.c: /usr/lib/gcc/x86_64-linux-gnu/10/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/10/include/immintrin.h:51,
recip.c: from recip.c:1:
recip.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
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: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
avx-768.c: avx-768.c:544:36: error: invalid output size for constraint '+x'
avx-768.c: __asm__("vpsubw %1,%0,%0" : "+x"(a),"+x"(b));
avx-768.c: ^
avx-768.c: avx-768.c:550:36: error: invalid output size for constraint '+x'
avx-768.c: __asm__("vpaddw %1,%0,%0" : "+x"(a),"+x"(b));
avx-768.c: ^
avx-768.c: 2 errors generated.

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE jumpdivsteps
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE jumpdivsteps
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE jumpdivsteps
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE jumpdivsteps
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE jumpdivsteps

Compiler output

Implementation: jumpdivsteps
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
avx-768.c: avx-768.c: In function 'sub_x16':
avx-768.c: avx-768.c:543:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
avx-768.c: 543 | {
avx-768.c: | ^
avx-768.c: avx-768.c: In function 'mulmod_x16_scaled':
avx-768.c: avx-768.c:562:23: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
avx-768.c: 562 | static inline __m256i mulmod_x16_scaled(const __m256i *qdata,__m256i x,__m256i y,__m256i yqinv)
avx-768.c: | ^~~~~~~~~~~~~~~~~
avx-768.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
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/10/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/10/include/immintrin.h:53,
avx-768.c: from avx-768.c:4:
avx-768.c: /usr/lib/gcc/x86_64-linux-gnu/10/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: ...

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