Implementation notes: amd64, titan0, crypto_sign/sphincss256sha256robust

Computer: titan0
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20210114
Operation: crypto_sign
Primitive: sphincss256sha256robust

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4254775719	58353 0 0	81269 836 1784	`T:avx2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
4254892401	58353 0 0	81269 836 1784	`T:avx2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
4315137747	59530 0 0	82421 836 1784	`T:avx2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
4383753946	45239 0 0	64163 828 1784	`T:avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
4509440989	59354 0 0	83163 828 1832	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
4530053509	52705 0 0	73283 828 1832	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
4600026841	53098 0 0	73755 828 1832	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
5136863363	51170 0 0	70563 820 1800	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
9548767601	24774 0 0	48563 828 1832	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
10445259869	21767 0 0	42427 828 1832	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
10481169494	22530 0 0	45477 836 1784	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
10494317781	23686 0 0	46621 836 1784	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
10504526778	22530 0 0	45477 836 1784	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
10720424633	19463 0 0	38483 828 1784	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
11790187498	22220 0 0	42779 828 1832	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114
13293869395	24231 0 0	46373 836 1784	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210119	20210114
13657934064	20840 0 0	40219 820 1800	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210119	20210114

Compiler output

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

sha256avx.c: sha256avx.c:11:15: error: always_inline function '_mm256_unpacklo_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[0] = _mm256_unpacklo_epi32(s[0], s[1]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:12:15: error: always_inline function '_mm256_unpackhi_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[1] = _mm256_unpackhi_epi32(s[0], s[1]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:13:15: error: always_inline function '_mm256_unpacklo_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[2] = _mm256_unpacklo_epi32(s[2], s[3]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:14:15: error: always_inline function '_mm256_unpackhi_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[3] = _mm256_unpackhi_epi32(s[2], s[3]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:15:15: error: always_inline function '_mm256_unpacklo_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[4] = _mm256_unpacklo_epi32(s[4], s[5]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:16:15: error: always_inline function '_mm256_unpackhi_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[5] = _mm256_unpackhi_epi32(s[4], s[5]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:17:15: error: always_inline function '_mm256_unpacklo_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[6] = _mm256_unpacklo_epi32(s[6], s[7]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:18:15: error: always_inline function '_mm256_unpackhi_epi32' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.c: tmp0[7] = _mm256_unpackhi_epi32(s[6], s[7]);
sha256avx.c: ^
sha256avx.c: sha256avx.c:19:15: error: always_inline function '_mm256_unpacklo_epi64' requires target feature 'avx2', but would be inlined into function 'transpose' that is compiled without support for 'avx2'
sha256avx.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

Namespace violations

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

address.o addr_to_bytes T
address.o copy_keypair_addr T
address.o copy_subtree_addr T
address.o set_chain_addr T
address.o set_hash_addr T
address.o set_keypair_addr T
address.o set_layer_addr T
address.o set_tree_addr T
address.o set_tree_height T
address.o set_tree_index T
address.o set_type T
fors.o fors_pk_from_sig T
fors.o fors_sign T
hash_sha256.o gen_message_random T
hash_sha256.o hash_message T
hash_sha256.o initialize_hash_function T
hash_sha256.o prf_addr T
hash_sha256.o state_seeded C
hash_sha256x8.o prf_addrx8 T
hash_sha256x8.o state_seeded C
sha256.o compress_address T
sha256.o mgf1 T
sha256.o seed_state T
sha256.o sha256 T
sha256.o sha256_inc_blocks T
sha256.o sha256_inc_finalize T
sha256.o sha256_inc_init T
sha256.o state_seeded C
sha256avx.o sha256_final8x T
sha256avx.o sha256_init8x T
sha256avx.o sha256_init_frombytes_x8 T
sha256avx.o sha256_transform8x T
sha256avx.o sha256_update8x T
sha256avx.o transpose T
sha256x8.o mgf1x8 T
sha256x8.o sha256x8 T
sign.o crypto_sign_bytes T
sign.o crypto_sign_publickeybytes T
sign.o crypto_sign_secretkeybytes T
sign.o crypto_sign_seed_keypair T
sign.o crypto_sign_seedbytes T
sign.o crypto_sign_signature T
sign.o crypto_sign_verify T
thash_sha256_robust.o state_seeded C
thash_sha256_robust.o thash T
thash_sha256_robustx8.o state_seeded C
thash_sha256_robustx8.o thashx8 T
utils.o bytes_to_ull T
utils.o compute_root T
utils.o treehash T
utils.o ull_to_bytes T
utilsx8.o treehashx8 T
wots.o wots_gen_pk T
wots.o wots_pk_from_sig T
wots.o wots_sign T

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2

Namespace violations

Implementation: T:ref
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

address.o addr_to_bytes T
address.o copy_keypair_addr T
address.o copy_subtree_addr T
address.o set_chain_addr T
address.o set_hash_addr T
address.o set_keypair_addr T
address.o set_layer_addr T
address.o set_tree_addr T
address.o set_tree_height T
address.o set_tree_index T
address.o set_type T
fors.o fors_pk_from_sig T
fors.o fors_sign T
hash_sha256.o gen_message_random T
hash_sha256.o hash_message T
hash_sha256.o initialize_hash_function T
hash_sha256.o prf_addr T
hash_sha256.o state_seeded C
sha256.o compress_address T
sha256.o mgf1 T
sha256.o seed_state T
sha256.o sha256 T
sha256.o sha256_inc_blocks T
sha256.o sha256_inc_finalize T
sha256.o sha256_inc_init T
sha256.o state_seeded C
sign.o crypto_sign_bytes T
sign.o crypto_sign_publickeybytes T
sign.o crypto_sign_secretkeybytes T
sign.o crypto_sign_seed_keypair T
sign.o crypto_sign_seedbytes T
sign.o crypto_sign_signature T
sign.o crypto_sign_verify T
thash_sha256_robust.o state_seeded C
thash_sha256_robust.o thash T
utils.o bytes_to_ull T
utils.o compute_root T
utils.o treehash T
utils.o ull_to_bytes T
wots.o wots_gen_pk T
wots.o wots_pk_from_sig T
wots.o wots_sign T

Number of similar (compiler,implementation) pairs: 9, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref