Implementation notes: amd64, cherry, crypto_aead/norx6441v1

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: norx6441v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
66990	5240 8 0	28048 820 1016	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
67394	3380 8 0	22292 764 1048	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
67497	5384 8 0	26544 820 1016	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
68669	5688 8 0	27904 820 1016	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
69042	3572 8 0	23158 812 1016	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
69774	15015 0 0	37120 812 1016	`T:xmm`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
70058	5979 8 0	28028 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
70608	4739 8 0	25620 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
82871	3944 8 0	24256 780 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
83148	13010 0 0	32342 804 1016	`T:xmm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
84477	13413 0 0	33166 804 1016	`T:xmm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
86518	14147 0 0	36816 812 1016	`T:xmm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
86520	14147 0 0	35168 812 1016	`T:xmm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
87763	15319 0 0	35543 772 1080	`T:xmm`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
88498	12734 0 0	34672 780 1080	`T:xmm`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
88539	12734 0 0	33520 780 1080	`T:xmm`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
89929	4559 8 0	24670 812 1016	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
91280	10865 0 0	29643 756 1048	`T:xmm`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122

Compiler output

Implementation: T:ymm
Security model: timingleaks
Compiler: clang -march=native -O2 -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-11/lib/clang/11.0.1/include/avx2intrin.h:827:12: note: expanded from macro '_mm256_inserti128_si256'
norx.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

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

Compiler output

Implementation: T:ymm
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

norx.c: norx.c: In function 'crypto_aead_norx6441v1_ymm_timingleaks_encrypt':
norx.c: norx.c:350:19: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
norx.c: 350 | const __m256i K = LOADU(k + 0);
norx.c: | ^
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
norx.c: from /usr/lib/gcc/x86_64-linux-gnu/10/include/x86intrin.h:32,
norx.c: from norx.c:26:
norx.c: norx.c: In function 'block_copy':
norx.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:926:1: error: inlining failed in call to 'always_inline' '_mm256_storeu_si256': target specific option mismatch
norx.c: 926 | _mm256_storeu_si256 (__m256i_u *__P, __m256i __A)
norx.c: | ^~~~~~~~~~~~~~~~~~~
norx.c: norx.c:48:24: note: called from here
norx.c: 48 | #define STOREU(out, x) _mm256_storeu_si256((__m256i*)(out), (x))
norx.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
norx.c: norx.c:303:9: note: in expansion of macro 'STOREU'
norx.c: 303 | STOREU(out + 32, LOADU(in + 32));
norx.c: | ^~~~~~
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
norx.c: from /usr/lib/gcc/x86_64-linux-gnu/10/include/x86intrin.h:32,
norx.c: from norx.c:26:
norx.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:920:1: error: inlining failed in call to 'always_inline' '_mm256_loadu_si256': target specific option mismatch
norx.c: 920 | _mm256_loadu_si256 (__m256i_u const *__P)
norx.c: | ^~~~~~~~~~~~~~~~~~
norx.c: norx.c:48:24: note: called from here
norx.c: 48 | #define STOREU(out, x) _mm256_storeu_si256((__m256i*)(out), (x))
norx.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:

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