Implementation notes: amd64, hydra4, crypto_hashblocks/sha256

Computer: hydra4
Microarchitecture: amd64; K10 32nm (300f10)
Architecture: amd64
CPU ID: AuthenticAMD-00300f10-178bfbff
SUPERCOP version: 20240107
Operation: crypto_hashblocks
Primitive: sha256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
29311	11380 0 0	20779 756 920	`inplace`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
29456	11630 0 0	21003 756 920	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
29808	11593 0 0	23776 780 952	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
29843	11442 0 0	23648 780 952	`inplace`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
30163	11455 0 0	22440 780 952	`inplace`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
30307	11558 0 0	22504 780 952	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
30994	11477 0 0	21878 804 888	`inplace`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
31212	11477 0 0	21878 804 888	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32095	11900 0 0	24512 812 888	`inplace`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32097	11888 0 0	21734 804 888	`inplace`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32100	11900 0 0	23680 812 888	`inplace`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32110	11900 0 0	24512 812 888	`inplace`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32164	11822 0 0	24448 812 888	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32168	11810 0 0	21670 804 888	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32169	11822 0 0	24448 812 888	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32179	11822 0 0	23584 812 888	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231214	20231212
32497	11695 0 0	22047 772 952	`inplace`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
32821	11735 0 0	22079 772 952	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212

Compiler output

Implementation: dolbeau/amd64-sha
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

blocks.c: blocks.c:85:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'ssse3'
blocks.c: d0 = _mm_shuffle_epi8(d0, vperm);
blocks.c: ^
blocks.c: blocks.c:86:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'ssse3'
blocks.c: d1 = _mm_shuffle_epi8(d1, vperm);
blocks.c: ^
blocks.c: blocks.c:97:7: error: '__builtin_ia32_palignr128' needs target feature ssse3
blocks.c: d0 = _mm_alignr_epi8(d0, d1, 0x08);
blocks.c: ^
blocks.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/tmmintrin.h:148:12: note: expanded from macro '_mm_alignr_epi8'
blocks.c: (__m128i)__builtin_ia32_palignr128((__v16qi)(__m128i)(a), \
blocks.c: ^
blocks.c: blocks.c:98:7: error: '__builtin_ia32_pblendw128' needs target feature sse4.1
blocks.c: d1 = _mm_blend_epi16(d1, s0, 0xf0);
blocks.c: ^
blocks.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/smmintrin.h:516:13: note: expanded from macro '_mm_blend_epi16'
blocks.c: (__m128i) __builtin_ia32_pblendw128 ((__v8hi)(__m128i)(V1), \
blocks.c: ^
blocks.c: blocks.c:113:8: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'ssse3'
blocks.c: i0 = _mm_shuffle_epi8(i0, vperm);
blocks.c: ^
blocks.c: blocks.c:114:8: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'ssse3'
blocks.c: i1 = _mm_shuffle_epi8(i1, vperm);
blocks.c: ^
blocks.c: blocks.c:115:8: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'ssse3'
blocks.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/amd64-sha
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/amd64-sha
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/amd64-sha
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/amd64-sha
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/amd64-sha

Compiler output

Implementation: dolbeau/amd64-sha
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:37,
blocks.c: from blocks.c:37:
blocks.c: blocks.c: In function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex':
blocks.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/smmintrin.h:166:1: error: inlining failed in call to 'always_inline' '_mm_blend_epi16': target specific option mismatch
blocks.c: 166 | _mm_blend_epi16 (__m128i __X, __m128i __Y, const int __M)
blocks.c: | ^~~~~~~~~~~~~~~
blocks.c: blocks.c:98:7: note: called from here
blocks.c: 98 | d1 = _mm_blend_epi16(d1, s0, 0xf0);
blocks.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:35,
blocks.c: from blocks.c:37:
blocks.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/tmmintrin.h:185:1: error: inlining failed in call to 'always_inline' '_mm_alignr_epi8': target specific option mismatch
blocks.c: 185 | _mm_alignr_epi8(__m128i __X, __m128i __Y, const int __N)
blocks.c: | ^~~~~~~~~~~~~~~
blocks.c: blocks.c:97:7: note: called from here
blocks.c: 97 | d0 = _mm_alignr_epi8(d0, d1, 0x08);
blocks.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:35,
blocks.c: from blocks.c:37:
blocks.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/tmmintrin.h:136:1: error: inlining failed in call to 'always_inline' '_mm_shuffle_epi8': target specific option mismatch
blocks.c: 136 | _mm_shuffle_epi8 (__m128i __X, __m128i __Y)
blocks.c: | ^~~~~~~~~~~~~~~~
blocks.c: blocks.c:86:7: note: called from here
blocks.c: 86 | d1 = _mm_shuffle_epi8(d1, vperm);
blocks.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
blocks.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/amd64-sha
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/amd64-sha
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/amd64-sha
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/amd64-sha