Implementation notes: amd64, margaux, crypto_aead/norx6441v2

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: norx6441v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
32930	18501 8 0	41532 820 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
33282	19906 8 0	42147 852 1024	`T:xmm`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
33425	18622 8 0	39819 812 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
33761	18577 8 0	40939 852 1024	`T:xmm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
33764	18561 8 0	39811 852 1024	`T:xmm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
33806	19761 8 0	41620 820 1088	`T:xmm`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
33983	16402 8 0	35879 796 1056	`T:xmm`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
34329	18456 8 0	37581 844 1024	`T:xmm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
37822	19807 8 0	39667 852 1024	`T:xmm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
41882	5111 16 0	26467 860 1024	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
42087	4919 16 0	27387 860 1024	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
42110	4875 16 0	27171 860 1024	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
42535	3639 16 0	22957 852 1024	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212
42833	10133 16 0	33236 828 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
43571	3692 16 0	23320 804 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
43586	4837 16 0	26772 828 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
45809	4088 16 0	25380 820 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231215	20231212
46197	3815 16 0	23899 860 1024	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231215	20231212

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:388:5: error: '__builtin_ia32_pblendd256' needs target feature avx2
norx.c: INITIALISE(A, B, C, D, nonce, key);
norx.c: ^
norx.c: norx.c:289:9: note: expanded from macro 'INITIALISE'
norx.c: A = _mm256_blend_epi32(_mm256_set_epi64x(U3, U2, 0, 0), \
norx.c: ^
norx.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:750:13: note: expanded from macro '_mm256_blend_epi32'
norx.c: ((__m256i)__builtin_ia32_pblendd256((__v8si)(__m256i)(V1), \
norx.c: ^
norx.c: norx.c:388:5: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'norx_aead_encrypt' that is compiled without support for 'avx'
norx.c: norx.c:289:28: note: expanded from macro 'INITIALISE'
norx.c: A = _mm256_blend_epi32(_mm256_set_epi64x(U3, U2, 0, 0), \
norx.c: ^
norx.c: norx.c:388:5: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:289:28: note: expanded from macro 'INITIALISE'
norx.c: A = _mm256_blend_epi32(_mm256_set_epi64x(U3, U2, 0, 0), \
norx.c: ^
norx.c: norx.c:388:5: error: always_inline function '_mm256_castsi128_si256' requires target feature 'avx', but would be inlined into function 'norx_aead_encrypt' that is compiled without support for 'avx'
norx.c: norx.c:290:28: note: expanded from macro 'INITIALISE'
norx.c: _mm256_castsi128_si256(LOADU128(NONCE)), 0x0F); \
norx.c: ^
norx.c: norx.c:388:5: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
norx.c: norx.c:290:28: note: expanded from macro 'INITIALISE'
norx.c: _mm256_castsi128_si256(LOADU128(NONCE)), 0x0F); \
norx.c: ^
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:289:7: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
norx.c: 289 | A = _mm256_blend_epi32(_mm256_set_epi64x(U3, U2, 0, 0), \
norx.c: | ^
norx.c: norx.c:388:5: note: in expansion of macro 'INITIALISE'
norx.c: 388 | INITIALISE(A, B, C, D, nonce, 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:294:9: note: in expansion of macro 'XOR'
norx.c: 294 | D = XOR(D, _mm256_set_epi64x(NORX_T, NORX_P, NORX_L, NORX_W)); \
norx.c: | ^~~
norx.c: norx.c:388:5: note: in expansion of macro 'INITIALISE'
norx.c: 388 | INITIALISE(A, B, C, D, nonce, key);
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: ...

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