Implementation notes: amd64, cherry, crypto_aead/norx6444v3

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: norx6444v3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
75519	7076 16 0	29156 796 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
76823	5732 16 0	26636 796 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
78902	3862 16 0	22836 772 1048	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
78936	9523 16 0	32304 828 1016	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
79049	7347 16 0	28528 828 1016	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
79518	4784 16 0	24350 820 1016	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
82142	9229 16 0	31424 828 1016	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
89522	5310 16 0	25672 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230522	20221122
96418	5400 16 0	25534 820 1016	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-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:653:21: 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:45:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:653:21: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:45:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:657:3: 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:254:7: note: expanded from macro 'INITIALISE'
norx.c: A = LOADU(NONCE); \
norx.c: ^
norx.c: norx.c:45:19: note: expanded from macro 'LOADU'
norx.c: #define LOADU(in) _mm256_loadu_si256((__m256i*)(in))
norx.c: ^
norx.c: norx.c:657:3: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:254:7: note: expanded from macro 'INITIALISE'
norx.c: A = LOADU(NONCE); \
norx.c: ^
norx.c: norx.c:45:19: 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:653:17: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
norx.c: 653 | const __m256i K = LOADU(key);
norx.c: | ^
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
norx.c: from norx.c:19:
norx.c: /usr/lib/gcc/x86_64-linux-gnu/10/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:63:19: note: called from here
norx.c: 63 | #define XOR(A, B) _mm256_xor_si256((A), (B))
norx.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~
norx.c: norx.c:258:7: note: in expansion of macro 'XOR'
norx.c: 258 | D = XOR(D, _mm256_set_epi64x(NORX_T, NORX_P, NORX_L, NORX_W)); \
norx.c: | ^~~
norx.c: norx.c:657:3: note: in expansion of macro 'INITIALISE'
norx.c: 657 | INITIALISE(A, B, C, D, nonce, K);
norx.c: | ^~~~~~~~~~
norx.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
norx.c: from norx.c:19:
norx.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:1296:1: error: inlining failed in call to 'always_inline' '_mm256_set_epi64x': target specific option mismatch
norx.c: 1296 | _mm256_set_epi64x (long long __A, long long __B, long long __C,
norx.c: | ^~~~~~~~~~~~~~~~~
norx.c: norx.c:63:19: note: called from here
norx.c: 63 | #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