Implementation notes: amd64, cezanne, crypto_aead/twine80n6t4clocv2

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: twine80n6t4clocv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
958159345 0 92823608 780 2008T:vpermgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
958939773 0 91223126 804 1944T:vpermclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
9598819238 0 91235328 812 1944T:vpermclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
962429356 0 91225328 812 1944T:vpermclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
964648962 0 91222006 804 1944T:vpermclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
988148293 0 92821283 756 1976T:vpermgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
9924620368 0 92836640 780 2008T:vpermgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
9959610131 0 92824736 780 2008T:vpermgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
7357187718 0 30424558 820 1336T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
7752207822 0 30424310 820 1336T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
10123286460 0 30420414 804 1336T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
11595207462 0 30424166 820 1336T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
11951156303 0 30419934 804 1336T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
19299267442 0 29222072 780 1400T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
21719089350 0 29225672 780 1400T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
27355846929 0 29221111 772 1400T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
37334296242 0 29219227 756 1368T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

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 (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -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_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:66:2: 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:       |  ^~~~~~

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

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 (Debian_Clang_11.0.1)
T:vpermclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:vpermclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:vpermclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

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 (Debian_Clang_11.0.1)

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:339:2: 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 (10.2.1_20210110)
T:vpermgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:vpermgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:vpermgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)