Implementation notes: amd64, samba, crypto_aead/norx6441v1

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: norx6441v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
17409	19374 0 0	43181 804 1088	`T:ymm`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
17640	6851 0 0	28509 804 1088	`T:ymm`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
17944	6084 0 0	25528 780 1056	`T:ymm`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
18397	8617 0 0	32371 844 1088	`T:ymm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
18426	7147 0 0	26683 844 1024	`T:ymm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
18493	7102 0 0	30555 844 1056	`T:ymm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
18514	6414 0 0	26845 836 1088	`T:ymm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
19669	7775 0 0	28852 796 1088	`T:ymm`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
21602	9945 0 0	33741 804 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
21643	9945 0 0	31597 804 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
21801	9819 0 0	29256 780 1056	`T:xmm`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
23078	12456 0 0	33508 796 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
23127	11459 0 0	31035 844 1024	`T:xmm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
23185	10534 0 0	31037 836 1088	`T:xmm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
23372	11446 0 0	35235 844 1088	`T:xmm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
23744	11430 0 0	34923 844 1056	`T:xmm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
26101	5375 8 0	29339 852 1088	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
26261	5455 8 0	29123 852 1056	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
26793	3371 8 0	23989 844 1088	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
28750	15019 0 0	37235 844 1024	`T:xmm`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
29804	5808 8 0	28123 852 1024	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
30100	5241 8 0	25043 852 1024	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
30217	4032 8 0	23577 788 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
31121	5330 8 0	27124 820 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
31382	10488 8 0	34420 820 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
31874	4452 8 0	25660 812 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

norx.c: In function 'norx_decrypt_lastblock',
norx.c: inlined from 'norx_decrypt_msg' at norx.c:502:9,
norx.c: inlined from 'norx_decrypt_msg' at norx.c:490:6:
norx.c: norx.c:313:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
norx.c: 313 | b[j] = c;
norx.c: | ~~~~~~~^~~
norx.c: norx.c: In function 'norx_decrypt_msg':
norx.c: norx.c:287:13: note: at offset 8 into destination object 'b' of size 8
norx.c: 287 | uint8_t b[BYTES(NORX_W)];
norx.c: | ^
norx.c: In function 'norx_decrypt_lastblock',
norx.c: inlined from 'norx_decrypt_msg' at norx.c:502:9,
norx.c: inlined from 'norx_decrypt_msg' at norx.c:490:6,
norx.c: inlined from 'norx_aead_decrypt' at norx.c:688:5:
norx.c: norx.c:313:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
norx.c: 313 | b[j] = c;
norx.c: | ~~~~~~~^~~
norx.c: norx.c: In function 'norx_aead_decrypt':
norx.c: norx.c:287:13: note: at offset 8 into destination object 'b' of size 8
norx.c: 287 | uint8_t b[BYTES(NORX_W)];
norx.c: | ^

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

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Compiler output

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

norx.c: norx.c:350:24: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_aead_norx6441v1_ymm_timingleaks_encrypt' that is compiled without support for 'avx'
norx.c: const __m256i K = LOADU(k + 0);
norx.c: ^
norx.c: norx.c:47:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:350:24: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:47:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:355:5: error: always_inline function '_mm256_castsi128_si256' requires target feature 'avx', but would be inlined into function 'crypto_aead_norx6441v1_ymm_timingleaks_encrypt' that is compiled without support for 'avx'
norx.c: INITIALIZE(A, B, C, D, N, K);
norx.c: ^
norx.c: norx.c:270:9: note: expanded from macro 'INITIALIZE'
norx.c: A = _mm256_castsi128_si256(N); \
norx.c: ^
norx.c: norx.c:355:5: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:270:9: note: expanded from macro 'INITIALIZE'
norx.c: A = _mm256_castsi128_si256(N); \
norx.c: ^
norx.c: norx.c:355:5: error: '__builtin_ia32_insert128i256' needs target feature avx2
norx.c: norx.c:271:9: note: expanded from macro 'INITIALIZE'
norx.c: A = _mm256_inserti128_si256(A, _mm_set_epi64x(U1, U0), 1); \
norx.c: ^
norx.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:827:13: note: expanded from macro '_mm256_inserti128_si256'
norx.c: ...

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

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