Implementation notes: amd64, h8atom, crypto_aead/norx6441v3

Computer: h8atom
Microarchitecture: amd64; Bonnell (30661)
Architecture: amd64
CPU ID: GenuineIntel-00030661-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: norx6441v3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
55496	5579 16 0	26404 832 856	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
55552	5387 16 0	27388 832 856	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
59437	4157 16 0	23326 824 856	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
65079	10664 16 0	33389 800 928	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
65954	5227 16 0	26708 832 856	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
66199	20121 8 0	41556 824 856	`T:xmm`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
67004	5165 16 0	26565 800 928	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
73164	4391 16 0	24284 832 856	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
74592	4596 16 0	25389 792 928	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
75509	3992 16 0	23145 776 896	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
85036	18769 8 0	37758 816 856	`T:xmm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
85211	19015 8 0	39748 824 856	`T:xmm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
85323	19015 8 0	40924 824 856	`T:xmm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	20221122
89026	16358 8 0	35376 768 896	`T:xmm`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
90167	18448 8 0	41109 792 928	`T:xmm`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
91861	18646 8 0	39348 784 928	`T:xmm`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
98014	20303 8 0	41621 792 928	`T:xmm`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230523	20221122
98322	20013 8 0	39700 824 856	`T:xmm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230523	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:391:23: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'norx_aead_encrypt' that is compiled without support for 'avx'
norx.c: const __m256i K = LOADU(key);
norx.c: ^
norx.c: norx.c:53:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:391:23: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:53:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:395:5: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'norx_aead_encrypt' that is compiled without support for 'avx'
norx.c: INITIALISE(A, B, C, D, nonce, K);
norx.c: ^
norx.c: norx.c:293:9: note: expanded from macro 'INITIALISE'
norx.c: A = LOADU(NONCE); \
norx.c: ^
norx.c: norx.c:53:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:395:5: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:293:9: note: expanded from macro 'INITIALISE'
norx.c: A = LOADU(NONCE); \
norx.c: ^
norx.c: norx.c:53:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
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 'norx_aead_encrypt':
norx.c: norx.c:391:19: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
norx.c: 391 | const __m256i K = LOADU(key);
norx.c: | ^
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
norx.c: from norx.c:25:
norx.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:913:1: error: inlining failed in call to 'always_inline' '_mm256_xor_si256': target specific option mismatch
norx.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
norx.c: | ^~~~~~~~~~~~~~~~
norx.c: norx.c:72:19: note: called from here
norx.c: 72 | #define XOR(A, B) _mm256_xor_si256((A), (B))
norx.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~
norx.c: norx.c:297:9: note: in expansion of macro 'XOR'
norx.c: 297 | D = XOR(D, _mm256_set_epi64x(NORX_T, NORX_P, NORX_L, NORX_W)); \
norx.c: | ^~~
norx.c: norx.c:395:5: note: in expansion of macro 'INITIALISE'
norx.c: 395 | INITIALISE(A, B, C, D, nonce, K);
norx.c: | ^~~~~~~~~~
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:43,
norx.c: from norx.c:25:
norx.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avxintrin.h:1303:1: error: inlining failed in call to 'always_inline' '_mm256_set_epi64x': target specific option mismatch
norx.c: 1303 | _mm256_set_epi64x (long long __A, long long __B, long long __C,
norx.c: | ^~~~~~~~~~~~~~~~~
norx.c: norx.c:72:19: note: called from here
norx.c: 72 | #define XOR(A, B) _mm256_xor_si256((A), (B))
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