Implementation notes: amd64, gcc67, crypto_encode/653x4621

Computer: gcc67
Architecture: amd64
CPU ID: AuthenticAMD-00810f10-178bfbff
SUPERCOP version: 20210125
Operation: crypto_encode
Primitive: 653x4621

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
742	1977 0 0	14550 844 912	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
772	1527 0 0	11973 836 912	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
773	1498 0 0	12109 836 912	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
817	1425 0 0	11001 820 912	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
998	2123 0 0	13299 820 912	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1001	2123 0 0	14203 820 912	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1008	2123 0 0	13299 820 912	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1013	1363 0 0	10965 812 880	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
2034	2092 0 0	14614 844 912	`portable`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
2960	1229 0 0	12803 820 880	`portable`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
2971	1133 0 0	12315 820 912	`portable`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
2976	1133 0 0	13219 820 912	`portable`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
2983	622 0 0	10229 812 880	`portable`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
2987	1133 0 0	12315 820 912	`portable`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
3094	683 0 0	11093 836 912	`portable`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
3356	662 0 0	11229 836 912	`portable`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
4376	649 0 0	10233 820 912	`portable`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
5596	791 0 0	13342 844 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
6049	1434 0 0	12595 820 912	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
6075	1434 0 0	12595 820 912	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
6131	1424 0 0	12971 820 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
6134	1434 0 0	13499 820 912	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
7240	553 0 0	11117 836 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
7961	521 0 0	10085 812 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
8065	578 0 0	10981 836 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
8354	507 0 0	10033 820 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-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:34:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_loadu_si256((__m256i *) (reading+0));
encode.c: ^
encode.c: encode.c:35:10: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_loadu_si256((__m256i *) (reading+16));
encode.c: ^
encode.c: encode.c:36:9: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2310));
encode.c: ^
encode.c: encode.c:36:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2310));
encode.c: ^
encode.c: encode.c:37:10: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_add_epi16(x2,_mm256_set1_epi16(2310));
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_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_add_epi16(x2,_mm256_set1_epi16(2310));
encode.c: ^
encode.c: encode.c:38:10: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x &= _mm256_set1_epi16(16383);
encode.c: ^
encode.c: encode.c:39:11: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 &= _mm256_set1_epi16(16383);
encode.c: ^
encode.c: encode.c:40:13: error: always_inline function '_mm256_set1_epi32' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653x4621_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