Implementation notes: amd64, gcc123, crypto_encode/1277x3

Computer: gcc123
Architecture: amd64
CPU ID: GenuineIntel-000206d7-bfebfbff
SUPERCOP version: 20220213
Operation: crypto_encode
Primitive: 1277x3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
897	1628 0 0	13479 828 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
1397	135 0 0	10334 820 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
1437	139 0 0	10470 820 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
1456	130 0 0	13378 812 912	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1481	130 0 0	15074 812 912	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1481	130 0 0	13378 812 912	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1481	130 0 0	13018 812 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1534	119 0 0	9378 804 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
2292	114 0 0	9816 804 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529

Compiler output

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

encode.c: encode.c:33:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a0 = _mm256_packus_epi16(f0&lobytes,f1&lobytes);
encode.c: ^
encode.c: encode.c:36:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:38: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:62: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:38:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a2 = _mm256_packus_epi16(f2&lobytes,f3&lobytes);
encode.c: ^
encode.c: encode.c:39:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a3 = _mm256_packus_epi16(_mm256_srli_epi16(f2,8),_mm256_srli_epi16(f3,8));
encode.c: ^
encode.c: encode.c:39:38: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a3 = _mm256_packus_epi16(_mm256_srli_epi16(f2,8),_mm256_srli_epi16(f3,8));
encode.c: ^
encode.c: encode.c:39:62: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a3 = _mm256_packus_epi16(_mm256_srli_epi16(f2,8),_mm256_srli_epi16(f3,8));
encode.c: ^
encode.c: encode.c:41:10: error: always_inline function '_mm256_add_epi8' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: ...

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

encode.c: encode.c:26:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i f0 = _mm256_loadu_si256((const __m256i *) (f+0));
encode.c: ^
encode.c: encode.c:27:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i f1 = _mm256_loadu_si256((const __m256i *) (f+32));
encode.c: ^
encode.c: encode.c:28:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i f2 = _mm256_loadu_si256((const __m256i *) (f+64));
encode.c: ^
encode.c: encode.c:29:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx'
encode.c: __m256i f3 = _mm256_loadu_si256((const __m256i *) (f+96));
encode.c: ^
encode.c: encode.c:33:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a0 = _mm256_packus_epi16(f0&lobytes,f1&lobytes);
encode.c: ^
encode.c: encode.c:36:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:38: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:36:62: error: always_inline function '_mm256_srli_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: __m256i a1 = _mm256_packus_epi16(_mm256_srli_epi16(f0,8),_mm256_srli_epi16(f1,8));
encode.c: ^
encode.c: encode.c:38:18: error: always_inline function '_mm256_packus_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_1277x3_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

Compiler output

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

encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
encode.c: from encode.c:1:
encode.c: encode.c: In function 'crypto_encode_1277x3_avx_constbranchindex':
encode.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:105:1: error: inlining failed in call to always_inline '_mm256_add_epi8': target specific option mismatch
encode.c: _mm256_add_epi8 (__m256i __A, __m256i __B)
encode.c: ^~~~~~~~~~~~~~~
encode.c: encode.c:54:10: note: called from here
encode.c: b0 = _mm256_add_epi8(b0,_mm256_set1_epi8(85));
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
encode.c: from encode.c:1:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:1041:1: error: inlining failed in call to always_inline '_mm256_permutevar8x32_epi32': target specific option mismatch
encode.c: _mm256_permutevar8x32_epi32 (__m256i __X, __m256i __Y)
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: encode.c:52:10: note: called from here
encode.c: b0 = _mm256_permutevar8x32_epi32(b0,_mm256_set_epi32(7,3,6,2,5,1,4,0));
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
encode.c: from encode.c:1:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:105:1: error: inlining failed in call to always_inline '_mm256_add_epi8': target specific option mismatch
encode.c: _mm256_add_epi8 (__m256i __A, __m256i __B)
encode.c: ^~~~~~~~~~~~~~~
encode.c: encode.c:50:10: note: called from here
encode.c: b0 = _mm256_add_epi8(b0,_mm256_slli_epi16(b2&_mm256_set1_epi8(15),4));
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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