Implementation notes: amd64, margaux, crypto_aead/twine80n6t4clocv2

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: twine80n6t4clocv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
18910810122 0 91222717 836 1952T:vpermclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
18920023539 0 91239363 844 1952T:vpermclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
18974511293 0 91224763 844 1952T:vpermclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
18979927135 0 92843867 820 2016T:vpermgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19001810235 0 91224939 844 1952T:vpermclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
1938349857 0 92823646 796 1984T:vpermgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19612211563 0 92827155 820 2016T:vpermgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
22277610999 0 92826203 820 2016T:vpermgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
12976467767 0 30424333 852 1344T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
12976517766 0 30424285 852 1344T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
17598947982 0 30423429 852 1344T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19072867503 0 29222813 804 1408T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19347636491 0 30420653 852 1344T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19514706179 0 30419429 836 1344T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
19984657121 0 29221932 796 1408T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
22095609037 0 29225533 804 1408T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625
23964606380 0 29219864 780 1376T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024063020240625

Compiler output


encrypt.c: encrypt.c:66:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         return RETURN_SUCCESS;
encrypt.c:         ^
encrypt.c: encrypt.c:61:5: 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:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -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_twine80n6t4clocv2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:61:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
encrypt.c:    61 |     for(i = 0; i < CRYPTO_ABYTES; i++)
encrypt.c:       |     ^~~
encrypt.c: encrypt.c:66:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
encrypt.c:    66 |         return RETURN_SUCCESS;
encrypt.c:       |         ^~~~~~
twine.c: twine.c: In function 'Keyschedule':
twine.c: twine.c:493:17: warning: 'Keyschedule128' reading 32 bytes from a region of size 16 [-Wstringop-overread]
twine.c:   493 |                 Keyschedule128(sk);
twine.c:       |                 ^~~~~~~~~~~~~~~~~~
twine.c: twine.c:493:17: note: referencing argument 1 of type 'const uint8 *' {aka 'const unsigned char *'}
twine.c: twine.c:359:6: note: in a call to function 'Keyschedule128'
twine.c:   359 | void Keyschedule128(const uint8 sk[128/4])
twine.c:       |      ^~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Compiler output


encrypt.c: encrypt.c:339:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         return RETURN_SUCCESS;
encrypt.c:         ^
encrypt.c: encrypt.c:334:5: 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: 4, namely:
ImplementationCompiler
T:vpermclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:vpermclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:vpermclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:vpermclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


encrypt.c: In file included from encrypt.c:3:
encrypt.c: ./twine.h:227:15: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'Encode' that is compiled without support for 'ssse3'
encrypt.c:         word state = LOADS(text);
encrypt.c:                      ^
encrypt.c: ./twine.h:76:26: note: expanded from macro 'LOADS'
encrypt.c: #define LOADS(p)         SHUFFLE4(LOAD64(p))             /* load 64-bit word from memory address p, and shuffle it */
encrypt.c:                          ^
encrypt.c: ./twine.h:81:3: note: expanded from macro 'SHUFFLE4'
encrypt.c:                 _mm_shuffle_epi8(MASK4L(x), _mm_set_epi8(7, -1, 6, -1, 5, -1, 4, -1, 3, -1, 2, -1, 1, -1, 0, -1)),  \
encrypt.c:                 ^
encrypt.c: ./twine.h:227:15: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'Encode' that is compiled without support for 'ssse3'
encrypt.c: ./twine.h:76:26: note: expanded from macro 'LOADS'
encrypt.c: #define LOADS(p)         SHUFFLE4(LOAD64(p))             /* load 64-bit word from memory address p, and shuffle it */
encrypt.c:                          ^
encrypt.c: ./twine.h:82:3: note: expanded from macro 'SHUFFLE4'
encrypt.c:                 _mm_shuffle_epi8(SHR4(MASK4U(x)), _mm_set_epi8(-1, 7, -1, 6, -1, 5, -1, 4, -1, 3, -1, 2, -1, 1, -1, 0)))
encrypt.c:                 ^
encrypt.c: ./twine.h:228:2: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'Encode' that is compiled without support for 'ssse3'
encrypt.c:         twine80_enc(state);
encrypt.c:         ^
encrypt.c: ./twine.h:163:9: note: expanded from macro 'twine80_enc'
encrypt.c:         left = PSHUFB(state, left);                             \
encrypt.c:                ^
encrypt.c: ./twine.h:70:25: note: expanded from macro 'PSHUFB'
encrypt.c: #define PSHUFB(s,x)     _mm_shuffle_epi8((s), (x))                  /* return s(x) */
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:vpermclang -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_twine80n6t4clocv2_vperm_timingleaks_decrypt':
encrypt.c: encrypt.c:334:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
encrypt.c:   334 |     for(i = 0; i < CRYPTO_ABYTES; i++)
encrypt.c:       |     ^~~
encrypt.c: encrypt.c:339:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
encrypt.c:   339 |         return RETURN_SUCCESS;
encrypt.c:       |         ^~~~~~

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:vpermgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:vpermgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:vpermgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:vpermgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)