Implementation notes: amd64, cherry, crypto_core/multsntrup953

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_core
Primitive: multsntrup953
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
9369833929 0 017696 780 984refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
25074531611 0 014344 812 920refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
25094962171 0 016552 812 920refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
28960762277 0 016240 812 920refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4128957573 0 012262 804 920refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4522831629 0 013240 780 984refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4547465545 0 012655 772 984refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4871080596 0 011782 804 920refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
5813392462 0 011263 764 952refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

Compiler output


mult1024.c: mult1024.c:307:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   x = const_x16(0);
mult1024.c:       ^
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c:                   ^
mult1024.c: mult1024.c:307:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c:                   ^
mult1024.c: mult1024.c:308:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   for (i = p&~15;i < 1024;i += 16) store_x16(&f[i],x);
mult1024.c:                                    ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c:                        ^
mult1024.c: mult1024.c:308:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c:                        ^
mult1024.c: mult1024.c:309:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   for (i = p&~15;i < 1024;i += 16) store_x16(&g[i],x);
mult1024.c:                                    ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ...

Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
avxclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avxclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avxclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avxclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avxclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


mult1024.c: mult1024.c: In function 'squeeze_6343_x16':
mult1024.c: mult1024.c:19:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
mult1024.c:    19 | {
mult1024.c:       | ^
mult1024.c: mult1024.c: In function 'squeeze_7681_x16':
mult1024.c: mult1024.c:23:24: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
mult1024.c:    23 | static inline int16x16 squeeze_7681_x16(int16x16 x)
mult1024.c:       |                        ^~~~~~~~~~~~~~~~
mult1024.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
mult1024.c:                  from mult1024.c:2:
mult1024.c: mult1024.c: In function 'squeeze_6343_x16':
mult1024.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
mult1024.c:   808 | _mm256_sub_epi16 (__m256i __A, __m256i __B)
mult1024.c:       | ^~~~~~~~~~~~~~~~
mult1024.c: mult1024.c:12:17: note: called from here
mult1024.c:    12 | #define sub_x16 _mm256_sub_epi16
mult1024.c:       |                 ^
mult1024.c: mult1024.c:20:10: note: in expansion of macro 'sub_x16'
mult1024.c:    20 |   return sub_x16(x,mullo_x16(mulhrs_x16(x,const_x16(5)),const_x16(6343)));
mult1024.c:       |          ^~~~~~~
mult1024.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
mult1024.c:                  from mult1024.c:2:
mult1024.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
mult1024.c:   553 | _mm256_mullo_epi16 (__m256i __A, __m256i __B)
mult1024.c:       | ^~~~~~~~~~~~~~~~~~
mult1024.c: ...

Number of similar (implementation,compiler) pairs: 8, namely:
ImplementationCompiler
avxgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avxgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avxgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avxgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx800gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx800gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx800gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx800gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


mult1024.c: mult1024.c:307:7: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   x = const_x16(0);
mult1024.c:       ^
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c:                   ^
mult1024.c: mult1024.c:307:7: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:10:19: note: expanded from macro 'const_x16'
mult1024.c: #define const_x16 _mm256_set1_epi16
mult1024.c:                   ^
mult1024.c: mult1024.c:308:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   for (i = p&~15;i < 1024;i += 16) store_x16(&f[i],x);
mult1024.c:                                    ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c:                        ^
mult1024.c: mult1024.c:308:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c:                        ^
mult1024.c: mult1024.c:309:36: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_core_multsntrup953_avx800_constbranchindex' that is compiled without support for 'avx'
mult1024.c:   for (i = p&~15;i < 1024;i += 16) store_x16(&g[i],x);
mult1024.c:                                    ^
mult1024.c: mult1024.c:9:24: note: expanded from macro 'store_x16'
mult1024.c: #define store_x16(p,v) _mm256_storeu_si256((int16x16 *) (p),(v))
mult1024.c: ...

Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
avx800clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx800clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx800clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx800clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx800clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Passed TIMECOP


TIMECOP iterations: 1

Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)