Implementation notes: amd64, hydra4, crypto_aead/aes128n12t8silcv2

Computer: hydra4
Microarchitecture: amd64; K10 32nm (300f10)
Architecture: amd64
CPU ID: AuthenticAMD-00300f10-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: aes128n12t8silcv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
157822	25572 0 0	41746 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
188691	22120 0 0	37106 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
197842	22358 0 0	38112 812 1016	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
198045	21792 0 0	35959 772 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
199437	23140 0 0	39760 812 1016	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
199522	23140 0 0	39760 812 1016	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
201338	20879 0 0	33917 764 1048	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
213640	21333 0 0	35518 804 1016	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
217838	20752 0 0	34366 804 1016	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625

Compiler output

encrypt.c: In file included from encrypt.c:41:
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-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: 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:41:
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-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: 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:41:
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 (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:aesni`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:aesni`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:aesni`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:aesni`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:aesni`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_aes128n12t8silcv2_aesni_timingleaks_encrypt':
encrypt.c: encrypt.c:111:9: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:   111 |     int j;
encrypt.c:       |         ^
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/10/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:41:
encrypt.c: aes.h:13:7: note: called from here
encrypt.c:    13 |  v2 = _mm_aeskeygenassist_si128(v4, aes_const);             \
encrypt.c:       |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: aes.h:39:2: 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/10/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:41:
encrypt.c: aes.h:13:7: note: called from here
encrypt.c:    13 |  v2 = _mm_aeskeygenassist_si128(v4, aes_const);             \
encrypt.c:       |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: aes.h:38:2: note: in expansion of macro 'EXPAND_ASSIST'
encrypt.c: ...

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

Implementation	Compiler
`T:aesni`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:aesni`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:aesni`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:aesni`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

encrypt.c: encrypt.c:68:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         return RETURN_SUCCESS;
encrypt.c:         ^
encrypt.c: encrypt.c:63:5: note: previous statement is here
encrypt.c:     for(i = 0; i < CRYPTO_ABYTES; i++)
encrypt.c:     ^
encrypt.c: 1 warning generated.

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

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_aes128n12t8silcv2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:63:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
encrypt.c:    63 |     for(i = 0; i < CRYPTO_ABYTES; i++)
encrypt.c:       |     ^~~
encrypt.c: encrypt.c:68:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
encrypt.c:    68 |  return RETURN_SUCCESS;
encrypt.c:       |  ^~~~~~

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`