Implementation notes: amd64, titan0, crypto_hashblocks/sha256

Computer: titan0
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20240808
Operation: crypto_hashblocks
Primitive: sha256
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
1796410605 0 022021 804 960inplacegcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
1813311311 0 024773 804 960inplacegcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
1813410697 0 022085 804 960refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
1816911212 0 024645 804 960refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
1950911005 0 022092 796 960inplacegcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
1984510934 0 021996 796 960refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2119911496 0 022538 852 960refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2123311508 0 025792 860 928refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2126211508 0 025512 860 928refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2126311508 0 021792 860 896refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2136811812 0 022842 852 960inplaceclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2151411818 0 025832 860 928inplaceclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2153611818 0 026112 860 928inplaceclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2158311818 0 022112 860 896inplaceclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2162411052 0 021104 780 928inplacegcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2176411105 0 021168 780 928refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2702811619 0 024272 860 896refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716
2781211721 0 024384 860 896inplaceclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071720240716

Compiler output


blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c:                 DO16ROUNDS(i0, i1, i2, i3, c0, c1, c2, c3);
blocks.c:                 ^
blocks.c: blocks.c:129:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 x1 = _mm_sha256rnds2_epu32(s1, s0, h0); \
blocks.c:                      ^
blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c: blocks.c:131:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 x0 = _mm_sha256rnds2_epu32(s0, x1, h0); \
blocks.c:                      ^
blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c: blocks.c:134:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 s1 = _mm_sha256rnds2_epu32(x1, x0, h1); \
blocks.c:                      ^
blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c: blocks.c:136:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 s0 = _mm_sha256rnds2_epu32(x0, s1, h1); \
blocks.c:                      ^
blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c: blocks.c:139:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 x1 = _mm_sha256rnds2_epu32(s1, s0, h0); \
blocks.c:                      ^
blocks.c: blocks.c:176:3: error: always_inline function '_mm_sha256rnds2_epu32' requires target feature 'sha', but would be inlined into function 'crypto_hashblocks_sha256_dolbeau_amd64_sha_constbranchindex' that is compiled without support for 'sha'
blocks.c: blocks.c:141:8: note: expanded from macro 'DO16ROUNDS'
blocks.c:                 x0 = _mm_sha256rnds2_epu32(s0, x1, h0); \
blocks.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
dolbeau/amd64-shaclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
dolbeau/amd64-shaclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
dolbeau/amd64-shaclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
dolbeau/amd64-shaclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


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-14/lib/clang/14.0.0/include/tmmintrin.h:152:13: 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-14/lib/clang/14.0.0/include/smmintrin.h:520:14: 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 (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
dolbeau/amd64-shaclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:97,
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/11/include/shaintrin.h:87:1: error: inlining failed in call to 'always_inline' '_mm_sha256rnds2_epu32': target specific option mismatch
blocks.c:    87 | _mm_sha256rnds2_epu32 (__m128i __A, __m128i __B, __m128i __C)
blocks.c:       | ^~~~~~~~~~~~~~~~~~~~~
blocks.c: blocks.c:146:22: note: called from here
blocks.c:   146 |                 s0 = _mm_sha256rnds2_epu32(x0, s1, h1)
blocks.c:       |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
blocks.c: blocks.c:188:17: note: in expansion of macro 'DO16ROUNDS'
blocks.c:   188 |                 DO16ROUNDS(j0, j1, j2, j3, cc, cd, ce, cf);
blocks.c:       |                 ^~~~~~~~~~
blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:97,
blocks.c:                  from blocks.c:37:
blocks.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/shaintrin.h:87:1: error: inlining failed in call to 'always_inline' '_mm_sha256rnds2_epu32': target specific option mismatch
blocks.c:    87 | _mm_sha256rnds2_epu32 (__m128i __A, __m128i __B, __m128i __C)
blocks.c:       | ^~~~~~~~~~~~~~~~~~~~~
blocks.c: blocks.c:144:22: note: called from here
blocks.c:   144 |                 s1 = _mm_sha256rnds2_epu32(x1, x0, h1); \
blocks.c:       |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
blocks.c: blocks.c:188:17: note: in expansion of macro 'DO16ROUNDS'
blocks.c:   188 |                 DO16ROUNDS(j0, j1, j2, j3, cc, cd, ce, cf);
blocks.c:       |                 ^~~~~~~~~~
blocks.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:97,
blocks.c:                  from blocks.c:37:
blocks.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
dolbeau/amd64-shagcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
dolbeau/amd64-shagcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
dolbeau/amd64-shagcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
dolbeau/amd64-shagcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Passed TIMECOP


TIMECOP iterations: 10

Number of similar (implementation,compiler) pairs: 18, namely:
ImplementationCompiler
inplaceclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
inplaceclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
inplaceclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
inplaceclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
inplaceclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
inplacegcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
inplacegcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
inplacegcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
inplacegcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)