Implementation notes: amd64, h2atom, crypto_aead/aes128n12t8clocv3

Computer: h2atom
Microarchitecture: amd64; Bonnell (106ca)
Architecture: amd64
CPU ID: GenuineIntel-000106ca-bfe9fbff
SUPERCOP version: 20231107
Operation: crypto_aead
Primitive: aes128n12t8clocv3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
346468	20795 0 0	34164 820 1024	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230602	20221122
386040	23059 0 0	39410 828 1024	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230602	20221122
386207	22090 0 0	37266 828 1024	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230602	20221122
422574	27372 0 0	44091 804 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231112	20231107
425809	22852 0 0	38387 804 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231112	20231107
431579	21832 0 0	36018 828 1024	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230602	20221122
434999	21274 0 0	34798 780 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231112	20231107
467433	22818 0 0	38850 828 1024	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230602	20221122
541657	22915 0 0	37834 796 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231112	20231107

Compiler output

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

encrypt.c: In file included from encrypt.c:37:
encrypt.c: ./aes.h:30:2: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
encrypt.c: EXPAND_ASSIST(x0, x1, x2, x0, 1); roundkeys[1] = x0;
encrypt.c: ^
encrypt.c: ./aes.h:13:7: note: expanded from macro 'EXPAND_ASSIST'
encrypt.c: v2 = _mm_aeskeygenassist_si128(v4, aes_const); \
encrypt.c: ^
encrypt.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/__wmmintrin_aes.h:136:13: note: expanded from macro '_mm_aeskeygenassist_si128'
encrypt.c: ((__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R)))
encrypt.c: ^
encrypt.c: In file included from encrypt.c:37:
encrypt.c: ./aes.h:31:2: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
encrypt.c: EXPAND_ASSIST(x0, x1, x2, x0, 2); roundkeys[2] = x0;
encrypt.c: ^
encrypt.c: ./aes.h:13:7: note: expanded from macro 'EXPAND_ASSIST'
encrypt.c: v2 = _mm_aeskeygenassist_si128(v4, aes_const); \
encrypt.c: ^
encrypt.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/__wmmintrin_aes.h:136:13: note: expanded from macro '_mm_aeskeygenassist_si128'
encrypt.c: ((__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R)))
encrypt.c: ^
encrypt.c: In file included from encrypt.c:37:
encrypt.c: ./aes.h:32:2: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
encrypt.c: EXPAND_ASSIST(x0, x1, x2, x0, 4); roundkeys[3] = x0;
encrypt.c: ^
encrypt.c: ./aes.h:13:7: note: expanded from macro 'EXPAND_ASSIST'
encrypt.c: ...

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

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

Compiler output

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

encrypt.c: In file included from encrypt.c:7:
encrypt.c: aes.h: In function 'AES128_KeyExpansion':
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/wmmintrin.h:87:1: error: inlining failed in call to 'always_inline' '_mm_aeskeygenassist_si128': target specific option mismatch
encrypt.c: 87 | _mm_aeskeygenassist_si128 (__m128i __X, const int __C)
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from encrypt.c:37:
encrypt.c: aes.h:13:14: note: called from here
encrypt.c: 13 | v2 = _mm_aeskeygenassist_si128(v4, aes_const); \
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: aes.h:39:9: note: in expansion of macro 'EXPAND_ASSIST'
encrypt.c: 39 | EXPAND_ASSIST(x0, x1, x2, x0, 54); roundkeys[10] = x0;
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: In file included from encrypt.c:7:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/wmmintrin.h:87:1: error: inlining failed in call to 'always_inline' '_mm_aeskeygenassist_si128': target specific option mismatch
encrypt.c: 87 | _mm_aeskeygenassist_si128 (__m128i __X, const int __C)
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from encrypt.c:37:
encrypt.c: aes.h:13:14: note: called from here
encrypt.c: 13 | v2 = _mm_aeskeygenassist_si128(v4, aes_const); \
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: aes.h:38:9: note: in expansion of macro 'EXPAND_ASSIST'
encrypt.c: 38 | EXPAND_ASSIST(x0, x1, x2, x0, 27); roundkeys[9] = x0;
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: In file included from encrypt.c:7:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/wmmintrin.h:87:1: error: inlining failed in call to 'always_inline' '_mm_aeskeygenassist_si128': target specific option mismatch
encrypt.c: ...

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

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