Implementation notes: amd64, gcc14, crypto_encode/1277x2627round

Computer: gcc14
Architecture: amd64
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20220506
Operation: crypto_encode
Primitive: 1277x2627round

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
6626	431 0 0	16206 844 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
7999	419 0 0	15251 820 880	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
8021	419 0 0	14315 820 880	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
8065	419 0 0	14315 820 880	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
8695	521 0 0	15219 820 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
9213	111 0 0	12893 812 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
9788	129 0 0	13989 836 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
9791	116 0 0	13717 836 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
10277	117 0 0	12841 820 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-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:34:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_loadu_si256((__m256i *) (reading+0));
encode.c: ^
encode.c: encode.c:35:10: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x2 = _mm256_loadu_si256((__m256i *) (reading+16));
encode.c: ^
encode.c: encode.c:36:9: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:36:31: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:37:10: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x2 = _mm256_mulhrs_epi16(x2,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:37:33: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x2 = _mm256_mulhrs_epi16(x2,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:38:9: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:38:28: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:39:10: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_1277x2627round_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:34:9: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_loadu_si256((__m256i *) (reading+0));
encode.c: ^
encode.c: encode.c:35:10: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_loadu_si256((__m256i *) (reading+16));
encode.c: ^
encode.c: encode.c:36:9: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:36:31: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:37:10: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_mulhrs_epi16(x2,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:37:33: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x2 = _mm256_mulhrs_epi16(x2,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:38:9: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:38:28: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:39:10: error: always_inline function '_mm256_add_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_1277x2627round_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_1277x2627round_avx_constbranchindex':
encode.c: encode.c:34:7: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
encode.c: x = _mm256_loadu_si256((__m256i *) (reading+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:3:
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:65:5: note: called from here
encode.c: _mm256_storeu_si256((__m256i *) out,_mm256_permute2f128_si256(x,x2,0x20));
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:3:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:671:1: error: inlining failed in call to always_inline '_mm256_permute2f128_si256': target specific option mismatch
encode.c: _mm256_permute2f128_si256 (__m256i __X, __m256i __Y, const int __C)
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: encode.c:65:5: note: called from here
encode.c: _mm256_storeu_si256((__m256i *) out,_mm256_permute2f128_si256(x,x2,0x20));
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:3:
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: ...

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