Implementation notes: amd64, gcc14, crypto_verify/1975

Computer: gcc14
Architecture: amd64
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20220506
Operation: crypto_verify
Primitive: 1975

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1333	369 0 0	11219 820 880	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1333	369 0 0	12155 820 880	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1333	369 0 0	11219 820 880	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
1472	1336 0 0	14102 844 912	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
2189	429 0 0	12075 820 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210529	20210529
4598	86 0 0	9617 820 880	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
4633	94 0 0	10885 836 912	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
4903	96 0 0	10597 836 912	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210529	20210529
4922	89 0 0	9781 812 880	`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

verify.c: verify.c:6:18: error: always_inline function '_mm256_set1_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: __m256i diff = _mm256_set1_epi8(0);
verify.c: ^
verify.c: verify.c:13:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: __m256i x0 = _mm256_loadu_si256((__m256i *) x);
verify.c: ^
verify.c: verify.c:14:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: __m256i y0 = _mm256_loadu_si256((__m256i *) y);
verify.c: ^
verify.c: verify.c:25:11: error: always_inline function '_mm256_srli_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: diff |= _mm256_srli_epi16(diff,8);
verify.c: ^
verify.c: verify.c:26:11: error: always_inline function '_mm256_srli_epi32' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: diff |= _mm256_srli_epi32(diff,16);
verify.c: ^
verify.c: verify.c:27:11: error: always_inline function '_mm256_srli_epi64' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: diff |= _mm256_srli_epi64(diff,32);
verify.c: ^
verify.c: verify.c:29:19: error: always_inline function '_mm256_extract_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: differentbits = _mm256_extract_epi8(diff,0);
verify.c: ^
verify.c: verify.c:30:20: error: always_inline function '_mm256_extract_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.c: differentbits |= _mm256_extract_epi8(diff,8);
verify.c: ^
verify.c: verify.c:31:20: error: always_inline function '_mm256_extract_epi8' requires target feature 'xsave', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'xsave'
verify.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

verify.c: verify.c:6:18: error: always_inline function '_mm256_set1_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: __m256i diff = _mm256_set1_epi8(0);
verify.c: ^
verify.c: verify.c:13:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: __m256i x0 = _mm256_loadu_si256((__m256i *) x);
verify.c: ^
verify.c: verify.c:14:20: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: __m256i y0 = _mm256_loadu_si256((__m256i *) y);
verify.c: ^
verify.c: verify.c:25:11: error: always_inline function '_mm256_srli_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: diff |= _mm256_srli_epi16(diff,8);
verify.c: ^
verify.c: verify.c:26:11: error: always_inline function '_mm256_srli_epi32' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: diff |= _mm256_srli_epi32(diff,16);
verify.c: ^
verify.c: verify.c:27:11: error: always_inline function '_mm256_srli_epi64' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: diff |= _mm256_srli_epi64(diff,32);
verify.c: ^
verify.c: verify.c:29:19: error: always_inline function '_mm256_extract_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: differentbits = _mm256_extract_epi8(diff,0);
verify.c: ^
verify.c: verify.c:30:20: error: always_inline function '_mm256_extract_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.c: differentbits |= _mm256_extract_epi8(diff,8);
verify.c: ^
verify.c: verify.c:31:20: error: always_inline function '_mm256_extract_epi8' requires target feature 'sse4.2', but would be inlined into function 'crypto_verify_1975_avx_constbranchindex' that is compiled without support for 'sse4.2'
verify.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

verify.c: verify.c: In function 'crypto_verify_1975_avx_constbranchindex':
verify.c: verify.c:6:11: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
verify.c: __m256i diff = _mm256_set1_epi8(0);
verify.c: ^~~~
verify.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:41:0,
verify.c: from verify.c:1:
verify.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
verify.c: _mm256_set1_epi8 (char __A)
verify.c: ^~~~~~~~~~~~~~~~
verify.c: verify.c:6:11: note: called from here
verify.c: __m256i diff = _mm256_set1_epi8(0);
verify.c: ^~~~
verify.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:41:0,
verify.c: from verify.c:1:
verify.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:894:1: error: inlining failed in call to always_inline '_mm256_loadu_si256': target specific option mismatch
verify.c: _mm256_loadu_si256 (__m256i const *__P)
verify.c: ^~~~~~~~~~~~~~~~~~
verify.c: verify.c:14:15: note: called from here
verify.c: __m256i y0 = _mm256_loadu_si256((__m256i *) y);
verify.c: ^~
verify.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:41:0,
verify.c: from verify.c:1:
verify.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avxintrin.h:894:1: error: inlining failed in call to always_inline '_mm256_loadu_si256': target specific option mismatch
verify.c: _mm256_loadu_si256 (__m256i const *__P)
verify.c: ^~~~~~~~~~~~~~~~~~
verify.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