Implementation notes: amd64, gcc14, crypto_encode/1277x3

Computer: gcc14
Architecture: amd64
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20220506
Operation: crypto_encode
Primitive: 1277x3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1261	1819 0 0	14494 844 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
1721	126 0 0	11691 820 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1725	116 0 0	9749 812 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1756	126 0 0	10883 820 880	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1756	126 0 0	11819 820 880	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1756	126 0 0	10883 820 880	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
2318	124 0 0	9681 820 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
2405	132 0 0	10605 836 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
2435	139 0 0	10869 836 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-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:26:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'xsave', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'xsave'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_avx_constbranchindex' that is compiled without support for 'sse4.2'
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 'sse4.2', but would be inlined into function 'crypto_encode_1277x3_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

Compiler output

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

encode.c: encode.c: In function 'crypto_encode_1277x3_avx_constbranchindex':
encode.c: encode.c:26:13: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
encode.c: __m256i f0 = _mm256_loadu_si256((const __m256i *) (f+0));
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:1:
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:56:5: note: called from here
encode.c: _mm256_storeu_si256((__m256i *) s,b0);
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:43:0,
encode.c: from encode.c:1:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/6/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:54:8: 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/6/include/immintrin.h:41:0,
encode.c: from encode.c:1:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:1307:1: error: inlining failed in call to always_inline '_mm256_set1_epi8': target specific option mismatch
encode.c: _mm256_set1_epi8 (char __A)
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