Implementation notes: amd64, cezanne, crypto_sign/rainbow6a

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240625
Operation: crypto_sign
Primitive: rainbow6a

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
980678	61523 8 1048676	68892 900 1050424	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1027062	41355 8 1048676	56932 900 1050424	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1036991	54664 8 1048660	67996 924 1050392	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1041529	34144 8 1048660	49522 916 1050360	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1063030	50642 8 1048660	65284 924 1050392	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1066779	37685 8 1048676	52156 900 1050424	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
1252881	23979 8 1048676	40413 900 1050424	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
2515233	30166 8 1048660	46154 916 1050360	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
5668012	52286 0 1048628	75316 916 1050392	`T:portable`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
5787008	84368 0 1048628	105148 916 1050392	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
5808060	40888 0 1048628	63828 916 1050392	`T:portable`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
5952314	55243 0 1048628	77964 916 1050360	`T:portable`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
6070357	114337 0 1048644	136972 892 1050424	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
6542511	27801 0 1048628	47786 908 1050360	`T:portable`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
7084385	20979 0 1048644	41932 892 1050424	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
8134866	21958 0 1048644	42468 892 1050424	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
12241021	9149 0 1048644	28805 892 1050424	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
17412004	12116 0 1048628	32754 908 1050360	`T:portable`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625

Test failure

error 142
Alarm clock

Number of similar (implementation,compiler) pairs: 8, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

mpkc.c: In file included from mpkc.c:4:
mpkc.c: In file included from ./blas.h:21:
mpkc.c: ./blas_avx2.h:59:18: error: always_inline function '_mm256_load_si256' requires target feature 'avx', but would be inlined into function 'gf16v_madd_avx2' that is compiled without support for 'avx'
mpkc.c:         __m256i m_tab = _mm256_load_si256( (__m256i*) (__gf16_mul + 32*b) );
mpkc.c:                         ^
mpkc.c: ./blas_avx2.h:59:18: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
mpkc.c: ./blas_avx2.h:60:15: error: '__builtin_ia32_permti256' needs target feature avx2
mpkc.c:         __m256i ml = _mm256_permute2x128_si256( m_tab , m_tab , 0 );
mpkc.c:                      ^
mpkc.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx2intrin.h:821:12: note: expanded from macro '_mm256_permute2x128_si256'
mpkc.c:   (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (int)(M))
mpkc.c:            ^
mpkc.c: In file included from mpkc.c:4:
mpkc.c: In file included from ./blas.h:21:
mpkc.c: ./blas_avx2.h:61:15: error: '__builtin_ia32_permti256' needs target feature avx2
mpkc.c:         __m256i mh = _mm256_permute2x128_si256( m_tab , m_tab , 0x11 );
mpkc.c:                      ^
mpkc.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx2intrin.h:821:12: note: expanded from macro '_mm256_permute2x128_si256'
mpkc.c:   (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (int)(M))
mpkc.c:            ^
mpkc.c: In file included from mpkc.c:4:
mpkc.c: In file included from ./blas.h:21:
mpkc.c: ./blas_avx2.h:62:17: error: always_inline function '_mm256_load_si256' requires target feature 'avx', but would be inlined into function 'gf16v_madd_avx2' that is compiled without support for 'avx'
mpkc.c:         __m256i mask = _mm256_load_si256( (__m256i*) __mask_low );
mpkc.c:                        ^
mpkc.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:avx2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`