Implementation notes: amd64, rumba3, crypto_encode/256x2

Computer: rumba3
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20200906
Operation: crypto_encode
Primitive: 256x2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
31234 0 012113 776 744avxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
31234 0 012145 776 744avxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
31234 0 012113 776 744avxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
31204 0 09151 768 728avxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
31290 0 010565 768 800avxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
31334 0 012814 776 800avxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
31287 0 010413 768 800avxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
31287 0 09609 752 768avxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
806138 0 012241 776 728refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
837108 0 011985 776 744refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
837108 0 012017 776 744refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
837108 0 011985 776 744refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
868101 0 09055 768 728refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020082920200826
868122 0 010365 768 800refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
868106 0 012566 776 800refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
930106 0 09393 752 768refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826
992113 0 010213 768 800refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020082920200826

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
encode.c: encode.c:7:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a0 = _mm256_loadu_si256(0+(__m256i *) v);
encode.c: ^
encode.c: encode.c:8:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a1 = _mm256_loadu_si256(1+(__m256i *) v);
encode.c: ^
encode.c: encode.c:9:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a2 = _mm256_loadu_si256(2+(__m256i *) v);
encode.c: ^
encode.c: encode.c:10:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a3 = _mm256_loadu_si256(3+(__m256i *) v);
encode.c: ^
encode.c: encode.c:11:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a4 = _mm256_loadu_si256(4+(__m256i *) v);
encode.c: ^
encode.c: encode.c:12:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a5 = _mm256_loadu_si256(5+(__m256i *) v);
encode.c: ^
encode.c: encode.c:13:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a6 = _mm256_loadu_si256(6+(__m256i *) v);
encode.c: ^
encode.c: encode.c:14:16: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a7 = _mm256_loadu_si256(7+(__m256i *) v);
encode.c: ^
encode.c: encode.c:15:20: error: always_inline function '_mm256_set1_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_256x2_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx