Implementation notes: amd64, margaux, crypto_aead/aes128n12t8clocv2

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: aes128n12t8clocv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
151375	22011 0 0	37309 804 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
151876	25368 0 0	41829 804 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
153792	21219 0 0	34696 780 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
160880	22189 0 0	36980 796 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
171990	20464 0 0	33897 836 1024	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
173158	21930 0 0	37503 844 1024	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
173391	22755 0 0	39383 844 1024	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
173973	22746 0 0	39431 844 1024	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
174078	21055 0 0	35335 844 1024	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625

Compiler output

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 (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:aesni`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:aesni`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:aesni`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:aesni`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:aesni`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

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 (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:aesni`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:aesni`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:aesni`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:aesni`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

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 (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_aes128n12t8clocv2_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:68:9: 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 (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`