Implementation notes: aarch64, gcc185, crypto_kem/lotus256

Computer: gcc185
Microarchitecture: aarch64; Skylark (503f0002)
Architecture: aarch64
CPU ID: 503f0002
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: lotus256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4089300	35681 0 8	54021 872 1584	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
4430100	26641 0 8	44869 872 1584	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
5220900	28932 0 8	47193 864 1568	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
5304900	32068 0 8	51905 864 1584	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
5316450	32068 0 8	51905 864 1584	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
5537625	20112 0 8	38289 864 1568	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
5939250	22248 0 8	42009 864 1584	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
5966025	22248 0 8	42009 864 1584	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
10248000	11784 0 8	28171 856 1568	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
14422800	8736 0 8	25035 856 1568	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
14505150	10533 0 8	27517 872 1568	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
14806875	13268 0 8	29889 864 1568	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
15271800	8968 0 8	25529 864 1568	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240102	20231212
15317550	7881 0 8	23829 856 1568	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
15550575	9085 0 8	26229 872 1568	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
15651375	8369 0 8	25277 872 1568	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
15801600	9969 0 8	26005 856 1568	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212
16131075	11789 0 8	29021 872 1568	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240102	20231212

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

lwe-arithmetics_avx2.c: In file included from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/immintrin.h:14:2: error: "This header is only meant to be used on x86 and x64 architecture"
lwe-arithmetics_avx2.c: 14 | #error "This header is only meant to be used on x86 and x64 architecture"
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: In file included from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: In file included from /usr/bin/../lib/clang/17/include/immintrin.h:17:
lwe-arithmetics_avx2.c: In file included from /usr/bin/../lib/clang/17/include/x86gprintrin.h:15:
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/hresetintrin.h:42:27: error: invalid input constraint 'a' in asm
lwe-arithmetics_avx2.c: 42 | __asm__ ("hreset $0" :: "a"(__eax));
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: In file included from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: In file included from /usr/bin/../lib/clang/17/include/immintrin.h:21:
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/mmintrin.h:14:2: error: "This header is only meant to be used on x86 and x64 architecture"
lwe-arithmetics_avx2.c: 14 | #error "This header is only meant to be used on x86 and x64 architecture"
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/mmintrin.h:54:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
lwe-arithmetics_avx2.c: 54 | return (__m64)__builtin_ia32_vec_init_v2si(__i, 0);
lwe-arithmetics_avx2.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/mmintrin.h:133:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
lwe-arithmetics_avx2.c: 133 | return (__m64)__builtin_ia32_packsswb((__v4hi)__m1, (__v4hi)__m2);
lwe-arithmetics_avx2.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/mmintrin.h:163:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
lwe-arithmetics_avx2.c: 163 | return (__m64)__builtin_ia32_packssdw((__v2si)__m1, (__v2si)__m2);
lwe-arithmetics_avx2.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: /usr/bin/../lib/clang/17/include/mmintrin.h:193:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
lwe-arithmetics_avx2.c: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:10:10: fatal error: immintrin.h: No such file or directory
lwe-arithmetics_avx2.c: #include <immintrin.h>
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~
lwe-arithmetics_avx2.c: compilation terminated.

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2