Implementation notes: amd64, margaux, crypto_core/scale3sntrup761

Computer: margaux
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20201130
Operation: crypto_core
Primitive: scale3sntrup761
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
1341391 0 014332 736 832refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020101920201018
2691431 0 012400 792 760refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020101920201018
2691431 0 013336 792 760refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020101920201018
2844424 0 013192 792 760refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020101920201018
3429431 0 012400 792 760refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020101920201018
5184162 0 010982 784 760refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020101920201018
7938228 0 011947 728 832refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020101920201018
13572224 0 011699 728 832refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020101920201018
14139225 0 010787 720 800refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020101920201018

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
core.c: core.c:20:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: __m256i save = _mm256_loadu_si256((__m256i *) (inbytes+2*i));
core.c: ^
core.c: core.c:25:19: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: __m256i x = _mm256_loadu_si256((__m256i *) inbytes);
core.c: ^
core.c: core.c:27:11: error: always_inline function '_mm256_mullo_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: x = _mm256_mullo_epi16(x,_mm256_set1_epi16(3));
core.c: ^
core.c: core.c:27:32: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: x = _mm256_mullo_epi16(x,_mm256_set1_epi16(3));
core.c: ^
core.c: core.c:28:11: error: always_inline function '_mm256_sub_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: x = _mm256_sub_epi16(x,_mm256_set1_epi16((q+1)/2));
core.c: ^
core.c: core.c:28:30: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: x = _mm256_sub_epi16(x,_mm256_set1_epi16((q+1)/2));
core.c: ^
core.c: core.c:29:14: error: always_inline function '_mm256_srai_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: xneg = _mm256_srai_epi16(x,15);
core.c: ^
core.c: core.c:30:11: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(q)&xneg);
core.c: ^
core.c: core.c:30:30: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'xsave'
core.c: ...

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

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
core.c: core.c:20:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: __m256i save = _mm256_loadu_si256((__m256i *) (inbytes+2*i));
core.c: ^
core.c: core.c:25:19: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: __m256i x = _mm256_loadu_si256((__m256i *) inbytes);
core.c: ^
core.c: core.c:27:11: error: always_inline function '_mm256_mullo_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: x = _mm256_mullo_epi16(x,_mm256_set1_epi16(3));
core.c: ^
core.c: core.c:27:32: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: x = _mm256_mullo_epi16(x,_mm256_set1_epi16(3));
core.c: ^
core.c: core.c:28:11: error: always_inline function '_mm256_sub_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: x = _mm256_sub_epi16(x,_mm256_set1_epi16((q+1)/2));
core.c: ^
core.c: core.c:28:30: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: x = _mm256_sub_epi16(x,_mm256_set1_epi16((q+1)/2));
core.c: ^
core.c: core.c:29:14: error: always_inline function '_mm256_srai_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: xneg = _mm256_srai_epi16(x,15);
core.c: ^
core.c: core.c:30:11: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(q)&xneg);
core.c: ^
core.c: core.c:30:30: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_core_scale3sntrup761_avx_constbranchindex' that is compiled without support for 'sse4.2'
core.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
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
core.c: core.c: In function 'crypto_core_scale3sntrup761_avx_constbranchindex':
core.c: core.c:20:11: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
core.c: __m256i save = _mm256_loadu_si256((__m256i *) (inbytes+2*i));
core.c: ^
core.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/immintrin.h:41:0,
core.c: from core.c:1:
core.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/avxintrin.h:894:1: error: inlining failed in call to always_inline '_mm256_loadu_si256': target specific option mismatch
core.c: _mm256_loadu_si256 (__m256i const *__P)
core.c: ^
core.c: core.c:20:11: error: called from here
core.c: __m256i save = _mm256_loadu_si256((__m256i *) (inbytes+2*i));
core.c: ^
core.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/immintrin.h:41:0,
core.c: from core.c:1:
core.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/avxintrin.h:900:1: error: inlining failed in call to always_inline '_mm256_storeu_si256': target specific option mismatch
core.c: _mm256_storeu_si256 (__m256i *__P, __m256i __A)
core.c: ^
core.c: core.c:34:7: error: called from here
core.c: _mm256_storeu_si256((__m256i *) outbytes,x);
core.c: ^
core.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/immintrin.h:43:0,
core.c: from core.c:1:
core.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/avx2intrin.h:808:1: error: inlining failed in call to always_inline '_mm256_sub_epi16': target specific option mismatch
core.c: _mm256_sub_epi16 (__m256i __A, __m256i __B)
core.c: ^
core.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