Implementation notes: amd64, titan0, crypto_encode/653xfreeze3

Computer: titan0
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20201130
Operation: crypto_encode
Primitive: 653xfreeze3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
144	339 0 0	13296 792 744	`avx`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
144	355 0 0	13344 792 744	`avx`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
144	339 0 0	13296 792 744	`avx`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
176	173 0 0	10357 768 800	`avx`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
176	173 0 0	13558 776 800	`avx`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
180	187 0 0	9342 784 728	`avx`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
184	166 0 0	10293 768 800	`avx`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
200	167 0 0	9489 752 768	`avx`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
504	1655 0 0	15046 776 800	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
552	638 0 0	13552 792 744	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
552	638 0 0	13616 792 744	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
552	638 0 0	13552 792 744	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
1232	647 0 0	12896 792 728	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
1524	96 0 0	9246 784 728	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200820	20200816
1816	95 0 0	9393 752 768	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
2144	106 0 0	10261 768 800	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816
2308	104 0 0	10197 768 800	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200820	20200816

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 'sse4.2', but would be inlined into function 'crypto_encode_653xfreeze3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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_653xfreeze3_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 'sse4.2', but would be inlined into function 'crypto_encode_653xfreeze3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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_653xfreeze3_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_653xfreeze3_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_653xfreeze3_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: always_inline function '_mm256_undefined_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653xfreeze3_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: __m128i x0 = _mm256_extractf128_si256(x,0);
encode.c: ^
encode.c: /usr/lib/llvm-6.0/lib/clang/6.0.0/include/avxintrin.h:4857:14: note: expanded from macro '_mm256_extractf128_si256'
encode.c: (__v4di)(_mm256_undefined_si256()), \
encode.c: ^
encode.c: encode.c:21:20: error: always_inline function '_mm256_undefined_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_653xfreeze3_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