Implementation notes: amd64, hydra7, crypto_aead/pi64cipher128v2

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: pi64cipher128v2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
7198238072 8 055324 820 1088T:goptvgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
8191030618 8 046628 820 1088T:goptvgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
8629228071 8 043379 812 1088T:goptvgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
13468010778 8 024911 796 1056T:goptvgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
1642588519 8 024524 820 1088T:ref3gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
1644036103 8 021411 812 1088T:ref3gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
1770135461 8 019479 796 1056T:ref3gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
18130511804 8 029036 820 1088T:ref3gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4059488327 8 024388 820 1088T:ref2gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4064325926 8 019975 796 1056T:ref2gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
4443666936 8 022267 812 1088T:ref2gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

Compiler output


pi-cipher.c: pi-cipher.c: In function 'pi64_init':
pi-cipher.c: pi-cipher.c:842:5: warning: 'pi' accessing 128 bytes in a region of size 32 [-Wstringop-overflow=]
pi-cipher.c:   842 |     pi(ctx->cis);
pi-cipher.c:       |     ^~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:842:5: note: referencing argument 1 of type 'word_t (*)[4]' {aka 'long unsigned int (*)[4]'}
pi-cipher.c: pi-cipher.c:649:13: note: in a call to function 'pi'
pi-cipher.c:   649 | static void pi(
pi-cipher.c:       |             ^~

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:goptvgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Compiler output


encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher128v2_optimized_nonSSE_timingleaks_encrypt':
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:   265 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                                          ^~
encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:   265 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                               ^~
encrypt.c: encrypt.c:261:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c:   261 |  u_int8_t   *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c:       |                               ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:253:51: warning: variable 'k64' set but not used [-Wunused-but-set-variable]
encrypt.c:   253 |  u_int64_t  *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c:       |                                                   ^~~
encrypt.c: encrypt.c:253:42: warning: variable 'npub64' set but not used [-Wunused-but-set-variable]
encrypt.c:   253 |  u_int64_t  *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c:       |                                          ^~~~~~
encrypt.c: encrypt.c:251:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:   251 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                         ^~
encrypt.c: encrypt.c:251:53: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c:   251 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                     ^~
encrypt.c: encrypt.c:251:49: warning: unused variable 'z1' [-Wunused-variable]
encrypt.c:   251 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                 ^~
encrypt.c: ...

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

Compiler output


encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher128v2_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:150:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:   150 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                                          ^~
encrypt.c: encrypt.c:146:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c:   146 |  u_int8_t   *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c:       |                               ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:138:51: warning: variable 'k64' set but not used [-Wunused-but-set-variable]
encrypt.c:   138 |  u_int64_t  *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c:       |                                                   ^~~
encrypt.c: encrypt.c:138:42: warning: variable 'npub64' set but not used [-Wunused-but-set-variable]
encrypt.c:   138 |  u_int64_t  *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c:       |                                          ^~~~~~
encrypt.c: encrypt.c:136:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:   136 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                         ^~
encrypt.c: encrypt.c:136:53: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c:   136 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                     ^~
encrypt.c: encrypt.c:136:49: warning: unused variable 'z1' [-Wunused-variable]
encrypt.c:   136 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                 ^~
encrypt.c: encrypt.c:136:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c:   136 |  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                             ^~
encrypt.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


pi-cipher.c: In function 'mu',
pi-cipher.c:     inlined from 'ast' at pi-cipher.c:257:5:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c:   226 |     phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c:   175 | static void phi(
pi-cipher.c:       |             ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c:     inlined from 'ast' at pi-cipher.c:258:5:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c:   237 |     phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'ast':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c:   175 | static void phi(
pi-cipher.c:       |             ^~~

Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:ref2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:ref2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:ref2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Compiler output


pi-cipher.c: In function 'mu',
pi-cipher.c:     inlined from 'ast' at pi-cipher.c:257:5,
pi-cipher.c:     inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c:     inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c:   226 |     phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c:   175 | static void phi(
pi-cipher.c:       |             ^~~
pi-cipher.c: In function 'ny',
pi-cipher.c:     inlined from 'ast' at pi-cipher.c:258:5,
pi-cipher.c:     inlined from 'e1' at pi-cipher.c:271:9,
pi-cipher.c:     inlined from 'pi' at pi-cipher.c:305:9:
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c:   237 |     phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c: In function 'pi':
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t *' {aka 'const unsigned char *'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c:   175 | static void phi(
pi-cipher.c:       |             ^~~
pi-cipher.c: In function 'mu',
pi-cipher.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:ref2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)