Implementation notes: amd64, colossus6, crypto_encode/761x1531

Computer: colossus6
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20210125
Operation: crypto_encode
Primitive: 761x1531

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
495	1861 0 0	13936 792 744	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
495	2499 0 0	14608 792 744	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
495	1861 0 0	13936 792 744	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
495	1191 0 0	10350 784 728	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
517	3945 0 0	16406 776 800	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
518	1500 0 0	10833 752 768	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
562	1683 0 0	11813 768 800	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
563	1547 0 0	11805 768 800	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
1710	1901 0 0	13888 792 744	`portable`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
1710	2613 0 0	14760 792 744	`portable`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
1710	1901 0 0	13888 792 744	`portable`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
1755	2821 0 0	15230 776 800	`portable`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
1980	2623 0 0	14904 792 728	`portable`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
2655	643 0 0	9806 784 728	`portable`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
2880	715 0 0	10805 768 800	`portable`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
2902	732 0 0	10957 768 800	`portable`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
2903	670 0 0	10001 752 768	`portable`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
4432	857 0 0	13286 776 800	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
4703	1423 0 0	13480 792 744	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
4725	1423 0 0	13480 792 744	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
4725	1530 0 0	13776 792 728	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
4837	1551 0 0	13648 792 744	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125
6052	639 0 0	10861 768 800	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
6233	670 0 0	10757 768 800	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
6345	579 0 0	9865 752 768	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210310	20210125
7065	534 0 0	9678 784 728	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210310	20210125

Compiler output

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

encode.c: encode.c:34:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_loadu_si256((__m256i *) reading);
encode.c: ^
encode.c: encode.c:35:9: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2295));
encode.c: ^
encode.c: encode.c:35:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2295));
encode.c: ^
encode.c: encode.c:36:10: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x &= _mm256_set1_epi16(16383);
encode.c: ^
encode.c: encode.c:37:9: error: always_inline function '_mm256_mulhi_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_mulhi_epi16(x,_mm256_set1_epi16(21846));
encode.c: ^
encode.c: encode.c:37:30: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_mulhi_epi16(x,_mm256_set1_epi16(21846));
encode.c: ^
encode.c: encode.c:38:13: error: always_inline function '_mm256_set1_epi32' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: y = x & _mm256_set1_epi32(65535);
encode.c: ^
encode.c: encode.c:39:9: error: always_inline function '_mm256_srli_epi32' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_srli_epi32(x,16);
encode.c: ^
encode.c: encode.c:40:9: error: always_inline function '_mm256_mullo_epi32' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761x1531_avx_constbranchindex' that is compiled without support for 'avx2'
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