Implementation notes: amd64, scw1b63b1, crypto_encode/761x4591

Computer: scw1b63b1
Architecture: amd64
CPU ID: GenuineIntel-000506f1-0f8bfbff
SUPERCOP version: 20191017
Operation: crypto_encode
Primitive: 761x4591

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1562	7535 0 0	19532 808 800	`portable`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
3458	912 0 0	11561 784 728	`portable`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
3458	912 0 0	10737 784 728	`portable`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
3462	912 0 0	10737 784 728	`portable`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
3462	742 0 0	9651 776 728	`portable`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
3626	816 0 0	10659 800 800	`portable`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
3672	812 0 0	10507 800 800	`portable`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
3688	991 0 0	11713 784 728	`portable`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
5076	762 0 0	9559 784 768	`portable`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
7508	633 0 0	12652 808 800	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
9278	1373 0 0	11193 784 728	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
9280	1373 0 0	11193 784 728	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
9312	1373 0 0	12017 784 728	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
9890	1432 0 0	12137 784 728	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
9890	559 0 0	10387 800 800	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
10170	578 0 0	10251 800 800	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017
11720	522 0 0	9411 776 728	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191214	20191017
15392	502 0 0	9247 784 768	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191214	20191017

Compiler output

Implementation: avx
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

encode.c: encode.c:20:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: x = _mm256_loadu_si256((__m256i *) (R0+16*i-8));
encode.c: ^
encode.c: encode.c:21:10: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: x2 = _mm256_loadu_si256((__m256i *) (R0+16*i+16-8));
encode.c: ^
encode.c: encode.c:23:9: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2295));
encode.c: ^
encode.c: encode.c:23:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: ...
encode.c: x = _mm256_shuffle_epi8(x,_mm256_set_epi8(
encode.c: ^
encode.c: encode.c:38:31: error: always_inline function '_mm256_set_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: x = _mm256_shuffle_epi8(x,_mm256_set_epi8(
encode.c: ^
encode.c: encode.c:42:10: error: always_inline function '_mm256_shuffle_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'xsave'
encode.c: x2 = _mm256_shuffle_epi8(x2,_mm256_set_epi8(
encode.c: ^
encode.c: fatal error: too many errors emitted, stopping now [-ferror-limit=]
encode.c: 20 errors generated.

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx

Compiler output

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

encode.c: encode.c:20:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_loadu_si256((__m256i *) (R0+16*i-8));
encode.c: ^
encode.c: encode.c:21:10: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_loadu_si256((__m256i *) (R0+16*i+16-8));
encode.c: ^
encode.c: encode.c:23:9: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' 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:23:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'sse4.2'
encode.c: ...
encode.c: x = _mm256_shuffle_epi8(x,_mm256_set_epi8(
encode.c: ^
encode.c: encode.c:38:31: error: always_inline function '_mm256_set_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_shuffle_epi8(x,_mm256_set_epi8(
encode.c: ^
encode.c: encode.c:42:10: error: always_inline function '_mm256_shuffle_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_761x4591_avx' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_shuffle_epi8(x2,_mm256_set_epi8(
encode.c: ^
encode.c: fatal error: too many errors emitted, stopping now [-ferror-limit=]
encode.c: 20 errors generated.

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

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

Compiler output

Implementation: avx
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

encode.c: encode.c: In function ‘crypto_encode_761x4591_avx’:
encode.c: encode.c:20:7: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
encode.c: x = _mm256_loadu_si256((__m256i *) (R0+16*i-8));
encode.c: ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:41:0,
encode.c: from encode.c:8:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:900:1: error: inlining failed in call to always_inline ‘_mm256_storeu_si256’: target specific option mismatch
encode.c: _mm256_storeu_si256 (__m256i *__P, __m256i __A)
encode.c: ^~~~~~~~~~~~~~~~~~~
encode.c: encode.c:51:5: note: called from here
encode.c: ...
encode.c: *((uint32 *) (out+8*i+4)) = _mm256_extract_epi32(x,6);
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:41:0,
encode.c: from encode.c:8:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:503:1: error: inlining failed in call to always_inline ‘_mm256_extract_epi32’: target specific option mismatch
encode.c: _mm256_extract_epi32 (__m256i __X, int const __N)
encode.c: ^~~~~~~~~~~~~~~~~~~~
encode.c: encode.c:179:31: note: called from here
encode.c: *((uint32 *) (out+8*i)) = _mm256_extract_epi32(x,4);
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx