Implementation notes: amd64, comet, crypto_encode/761xfreeze3

Computer: comet
Microarchitecture: amd64; CometLake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_encode
Primitive: 761xfreeze3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
213	339 0 0	13834 812 912	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
215	355 0 0	14010 812 912	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
216	339 0 0	13834 812 912	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
220	187 0 0	10032 804 880	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
242	173 0 0	12967 828 912	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
542	561 0 0	13367 828 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
659	622 0 0	14266 812 912	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
695	173 0 0	10462 820 912	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
713	166 0 0	10382 820 912	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
720	166 0 0	9506 804 912	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
799	622 0 0	14074 812 912	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
800	622 0 0	14074 812 912	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1406	631 0 0	13530 812 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
1995	95 0 0	9394 804 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
2416	105 0 0	10366 820 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
2612	103 0 0	10286 820 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
3105	89 0 0	9936 804 880	`ref`	`clang_-march=native_-Os_-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:15:19: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i x = _mm256_loadu_si256((__m256i *) r);
encode.c: ^
encode.c: encode.c:16:19: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i y = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:16:41: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i y = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:17:11: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_sub_epi16(x,y);
encode.c: ^
encode.c: encode.c:18:11: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: y = _mm256_add_epi16(y,y);
encode.c: ^
encode.c: encode.c:19:11: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_761xfreeze3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_sub_epi16(x,y);
encode.c: ^
encode.c: encode.c:20:20: error: '__builtin_ia32_vextractf128_si256' needs target feature avx
encode.c: __m128i x0 = _mm256_extractf128_si256(x,0);
encode.c: ^
encode.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/avxintrin.h:4759:12: note: expanded from macro '_mm256_extractf128_si256'
encode.c: (__m128i)__builtin_ia32_vextractf128_si256((__v8si)(__m256i)(V), (int)(M))
encode.c: ^
encode.c: encode.c:21:20: error: '__builtin_ia32_vextractf128_si256' needs target feature avx
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