Implementation notes: amd64, panther, crypto_sign/rainbow3b

Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240808
Operation: crypto_sign
Primitive: rainbow3b

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1006852	65773 0 1049684	87817 932 1051448	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
1019834	59655 0 1049684	81785 932 1051448	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3104713	64269 0 1049732	87052 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3116575	27801 0 1049684	46639 924 1051416	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3182968	24361 0 1049732	45012 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3229020	15087 0 1049684	35327 924 1051416	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3365442	21850 0 1049732	42084 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
3372179	11252 0 1049732	30613 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
6578078	79761 0 1049652	100689 932 1051448	`T:portable`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
6585786	79761 0 1049652	100689 932 1051448	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
6648324	89144 0 1049652	110089 932 1051448	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
6657423	89144 0 1049652	110089 932 1051448	`T:portable`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
20609740	43969 0 1049652	66321 932 1051416	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
20624026	112637 0 1049700	135420 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
20624535	112637 0 1049700	135420 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
20629109	43969 0 1049652	66321 932 1051416	`T:portable`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23148208	29854 0 1049700	50076 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23155382	29854 0 1049700	50076 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23575439	33289 0 1049700	53924 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23578852	33289 0 1049700	53924 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23638859	33824 0 1049652	51391 924 1051416	`T:portable`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23640044	33824 0 1049652	51391 924 1051416	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23991269	9904 0 1049700	29237 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
23994086	9904 0 1049700	29237 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
25858614	13480 0 1049652	33807 924 1051416	`T:portable`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716
25861831	13480 0 1049652	33807 924 1051416	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240719	20240716

Compiler output

rainbow.c: In file included from rainbow.c:4:
rainbow.c: In file included from ./rainbow.h:7:
rainbow.c: In file included from ./blas.h:17:
rainbow.c: ./blas_avx2.h:265:39: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:         for(unsigned i=0;i<n_ymm;i++) r[i] = _mm256_setzero_si256();
rainbow.c:                                              ^
rainbow.c: ./blas_avx2.h:265:39: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:270:16: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:                 __m256i bi = _mm256_set1_epi16( b_u16[i] );
rainbow.c:                              ^
rainbow.c: ./blas_avx2.h:270:16: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:273:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:                         __m256i tmp = _mm256_loadu_si256( (__m256i*)(mat+j*32) );
rainbow.c:                                       ^
rainbow.c: ./blas_avx2.h:273:18: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:274:36: error: always_inline function '_mm256_maddubs_epi16' requires target feature 'avx2', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx2'
rainbow.c:                         r[j] = _mm256_add_epi16( r[j] , _mm256_maddubs_epi16( tmp , bi ) );
rainbow.c:                                                         ^
rainbow.c: ./blas_avx2.h:274:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:274:11: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx2'
rainbow.c:                         r[j] = _mm256_add_epi16( r[j] , _mm256_maddubs_epi16( tmp , bi ) );
rainbow.c:                                ^
rainbow.c: ./blas_avx2.h:274:11: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:282:10: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
rainbow.c:                 r[j] = _gf31v_reduce_u16_avx2( r[j] );
rainbow.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)`

Compiler output

rainbow.c: In file included from blas.h:17,
rainbow.c:                  from rainbow.h:7,
rainbow.c:                  from rainbow.c:4:
rainbow.c: rainbow.c: In function 'rainbow_central_map':
rainbow.c: blas_avx2.h:287:10: warning: 'r[3]' is used uninitialized in this function [-Wuninitialized]
rainbow.c:   287 |   r[j] = _mm256_packs_epi16( r[j*2] , r[j*2+1] );
rainbow.c:       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rainbow.c: rainbow.c: In function 'rainbow_pubmap_seckey':
rainbow.c: blas_avx2.h:287:10: warning: 'r[9]' is used uninitialized in this function [-Wuninitialized]
rainbow.c:   287 |   r[j] = _mm256_packs_epi16( r[j*2] , r[j*2+1] );
rainbow.c:       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rainbow.c: blas_avx2.h:287:10: warning: 'r[5]' is used uninitialized in this function [-Wuninitialized]
rainbow.c:   287 |   r[j] = _mm256_packs_epi16( r[j*2] , r[j*2+1] );
rainbow.c:       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rainbow.c: rainbow.c: In function 'rainbow_secmap':
rainbow.c: blas_avx2.h:287:10: warning: 'r[5]' is used uninitialized in this function [-Wuninitialized]
rainbow.c:   287 |   r[j] = _mm256_packs_epi16( r[j*2] , r[j*2+1] );
rainbow.c:       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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

Implementation	Compiler
`T:avx2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Namespace violations

blas.o __zero_32 B
gf31_convert.o gf31_from_digest T
gf31_convert.o gf31_quick_pack T
gf31_convert.o gf31_quick_unpack T
gf31_convert.o gf31_sanity_check T
gf31_table.o gf31_inv_tab R
gf31_table.o gf31_inv_tab2 R
hash_utils.o sha2_chain T
hash_utils.o sha2_chain_byte T
hash_utils.o sha2_chain_file T
hash_utils.o sha2_chain_msg T
hash_utils.o sha2_file T
prng_utils.o prng_bytes T
prng_utils.o prng_dump T
prng_utils.o prng_dump_set T
prng_utils.o prng_expand_buffer T
prng_utils.o userrand_bytes T
prng_utils.o userrand_dump_generated T
prng_utils.o userrand_source_file T
rainbow.o rainbow_central_map T
rainbow.o rainbow_genkey T
rainbow.o rainbow_genkey_debug T
rainbow.o rainbow_ivs_central_map T
rainbow.o rainbow_pubmap_seckey T
rainbow.o rainbow_secmap T
rainbow.o rainbow_sign T
rainbow.o rainbow_verify T

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

Implementation	Compiler
`T:avx2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:avx2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:avx2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:avx2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Namespace violations

gf31_convert.o gf31_from_digest T
gf31_convert.o gf31_quick_pack T
gf31_convert.o gf31_quick_unpack T
gf31_convert.o gf31_sanity_check T
hash_utils.o sha2_chain T
hash_utils.o sha2_chain_byte T
hash_utils.o sha2_chain_file T
hash_utils.o sha2_chain_msg T
hash_utils.o sha2_file T
prng_utils.o prng_bytes T
prng_utils.o prng_dump T
prng_utils.o prng_dump_set T
prng_utils.o prng_expand_buffer T
prng_utils.o userrand_bytes T
prng_utils.o userrand_dump_generated T
prng_utils.o userrand_source_file T
rainbow.o rainbow_central_map T
rainbow.o rainbow_genkey T
rainbow.o rainbow_genkey_debug T
rainbow.o rainbow_ivs_central_map T
rainbow.o rainbow_pubmap_seckey T
rainbow.o rainbow_secmap T
rainbow.o rainbow_sign T
rainbow.o rainbow_verify T

Number of similar (implementation,compiler) pairs: 18, namely:

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