Implementation notes: amd64, margaux, crypto_encode/857x1723round

Computer: margaux
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20210604
Operation: crypto_encode
Primitive: 857x1723round

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
6272	377 0 0	13748 804 880	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
6308	377 0 0	13748 804 880	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
6349	381 0 0	14916 804 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
6357	377 0 0	15092 804 880	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
6485	367 0 0	15361 804 944	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210530	20210529
7325	118 0 0	11618 796 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
7556	165 0 0	12784 796 944	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210530	20210529
7599	166 0 0	12856 796 944	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210530	20210529
8127	168 0 0	11980 780 912	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210530	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_857x1723round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_loadu_si256((__m256i *) reading);
encode.c: ^
encode.c: encode.c:35:9: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_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:35:31: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_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:36:9: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_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:36:28: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_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:37:9: error: always_inline function '_mm256_add_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2583));
encode.c: ^
encode.c: encode.c:37:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2583));
encode.c: ^
encode.c: encode.c:38:10: error: always_inline function '_mm256_set1_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'xsave'
encode.c: x &= _mm256_set1_epi16(16383);
encode.c: ^
encode.c: encode.c:39:9: error: always_inline function '_mm256_mulhi_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_encode_857x1723round_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_857x1723round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_loadu_si256((__m256i *) reading);
encode.c: ^
encode.c: encode.c:35:9: error: always_inline function '_mm256_mulhrs_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_mulhrs_epi16(x,_mm256_set1_epi16(10923));
encode.c: ^
encode.c: encode.c:35:31: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x1723round_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:36:9: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:36:28: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_add_epi16(x,_mm256_add_epi16(x,x));
encode.c: ^
encode.c: encode.c:37:9: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'avx2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2583));
encode.c: ^
encode.c: encode.c:37:28: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x = _mm256_add_epi16(x,_mm256_set1_epi16(2583));
encode.c: ^
encode.c: encode.c:38:10: error: always_inline function '_mm256_set1_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_encode_857x1723round_avx_constbranchindex' that is compiled without support for 'sse4.2'
encode.c: x &= _mm256_set1_epi16(16383);
encode.c: ^
encode.c: encode.c:39:9: error: always_inline function '_mm256_mulhi_epi16' requires target feature 'avx2', but would be inlined into function 'crypto_encode_857x1723round_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: encode.c: In function 'crypto_encode_857x1723round_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);
encode.c: ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:41:0,
encode.c: from encode.c:3:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avxintrin.h:529:1: 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:51:29: note: called from here
encode.c: *((uint32 *) (out+4)) = _mm256_extract_epi32(x,6);
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:41:0,
encode.c: from encode.c:3:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avxintrin.h:529:1: 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:50:29: note: called from here
encode.c: *((uint32 *) (out+0)) = _mm256_extract_epi32(x,4);
encode.c: ^~~~~~~~~~~~~~~~~~~~~~~~~
encode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:41:0,
encode.c: from encode.c:3:
encode.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avxintrin.h:523:1: error: inlining failed in call to always_inline '_mm256_extractf128_si256': target specific option mismatch
encode.c: _mm256_extractf128_si256 (__m256i __X, const int __N)
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