Implementation notes: amd64, panther, crypto_sign/rainbow3b

Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_sign
Primitive: rainbow3b

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1010184	65773 0 1049684	91969 932 1051448	`T:avx2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
1016357	59655 0 1049684	85937 932 1051448	`T:avx2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
3106861	64269 0 1049732	91204 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
3118909	27801 0 1049684	50727 924 1051416	`T:avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
3179384	24361 0 1049732	49164 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
3222997	15087 0 1049684	39479 924 1051416	`T:avx2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
3349247	21850 0 1049732	46236 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
3367820	11252 0 1049732	34765 892 1051512	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
6572664	79761 0 1049652	104841 932 1051448	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
6589899	79761 0 1049652	104841 932 1051448	`T:portable`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
6645382	89144 0 1049652	114241 932 1051448	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
6662528	89144 0 1049652	114241 932 1051448	`T:portable`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
20600283	43969 0 1049652	70473 932 1051416	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
20610283	43969 0 1049652	70473 932 1051416	`T:portable`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
20633668	112637 0 1049700	139572 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
20643392	112637 0 1049700	139572 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23136390	29854 0 1049700	54228 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23145037	29854 0 1049700	54228 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23571947	33289 0 1049700	58076 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23572346	33289 0 1049700	58076 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23644140	33824 0 1049652	55479 924 1051416	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
23645493	33824 0 1049652	55479 924 1051416	`T:portable`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
23981219	9904 0 1049700	33389 892 1051512	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
23992458	9904 0 1049700	33389 892 1051512	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240428	20240425
25835139	13480 0 1049652	37959 924 1051416	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425
25856934	13480 0 1049652	37959 924 1051416	`T:portable`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240428	20240425

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

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 (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2