Implementation notes: amd64, gcc67, crypto_encode/857x3

Computer: gcc67
Architecture: amd64
CPU ID: AuthenticAMD-00810f10-178bfbff
SUPERCOP version: 20210125
Operation: crypto_encode
Primitive: 857x3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
191	472 0 0	13030 844 912	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
191	465 0 0	10033 820 912	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
193	424 0 0	11603 820 912	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
193	472 0 0	10909 836 912	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
194	472 0 0	11061 836 912	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
197	424 0 0	11603 820 912	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
198	424 0 0	12507 820 912	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
198	391 0 0	9997 812 880	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
571	1174 0 0	13686 844 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
898	129 0 0	10693 836 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
919	122 0 0	10541 836 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
956	120 0 0	9665 820 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
1407	116 0 0	9701 812 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1450	126 0 0	12171 820 912	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1451	126 0 0	11267 820 912	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1458	126 0 0	11659 820 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1459	126 0 0	11267 820 912	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

encode.c: encode.c:26:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i f0 = _mm256_loadu_si256((const __m256i *) (f+0));
encode.c: ^
encode.c: encode.c:27:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i f1 = _mm256_loadu_si256((const __m256i *) (f+32));
encode.c: ^
encode.c: encode.c:28:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i f2 = _mm256_loadu_si256((const __m256i *) (f+64));
encode.c: ^
encode.c: encode.c:29:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i f3 = _mm256_loadu_si256((const __m256i *) (f+96));
encode.c: ^
encode.c: encode.c:33:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a0 = _mm256_packus_epi16(f0&lobytes,f1&lobytes);
encode.c: ^
encode.c: encode.c:36:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:38: error: always_inline function '_mm256_srli_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:62: error: always_inline function '_mm256_srli_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:38:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx