Implementation notes: amd64, hydra7, crypto_aead/pi32cipher128v2

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: pi32cipher128v2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
7096626163 8 043180 820 1088T:goptvgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
8256818968 8 034740 820 1088T:goptvgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
8294817090 8 032387 812 1088T:goptvgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
1396328880 8 023007 796 1056T:goptvgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
2849277183 8 022948 820 1088T:ref3gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
2906315577 8 020883 812 1088T:ref3gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
3153718876 8 025860 820 1088T:ref3gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
3155685023 8 019031 796 1056T:ref3gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
7611187311 8 023132 820 1088T:ref2gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
7711145569 8 019599 796 1056T:ref2gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
8364756284 8 021603 812 1088T:ref2gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

Compiler output


pi-cipher.c: pi-cipher.c: In function 'pi32_init':
pi-cipher.c: pi-cipher.c:842:5: warning: 'pi' accessing 64 bytes in a region of size 16 [-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 '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:31:33: warning: multi-line comment [-Wcomment]
encrypt.c:    31 | #define bSMN CRYPTO_NSECBYTES/W // Offset for storing ciphertext after encrypted SMN\
encrypt.c:       |                                 ^
encrypt.c: encrypt.c: In function 'crypto_aead_pi32cipher128v2_optimized_nonSSE_timingleaks_encrypt':
encrypt.c: encrypt.c:266:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:   266 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                                          ^~
encrypt.c: encrypt.c:266:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:   266 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                               ^~
encrypt.c: encrypt.c:262:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c:   262 |  u_int8_t   *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c:       |                               ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:252:50: warning: variable 'k32' set but not used [-Wunused-but-set-variable]
encrypt.c:   252 |  u_int32_t *c32, *m32, *ad32, *nsec32, *npub32, *k32;
encrypt.c:       |                                                  ^~~
encrypt.c: encrypt.c:252:41: warning: variable 'npub32' set but not used [-Wunused-but-set-variable]
encrypt.c:   252 |  u_int32_t *c32, *m32, *ad32, *nsec32, *npub32, *k32;
encrypt.c:       |                                         ^~~~~~
encrypt.c: encrypt.c:250:56: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:   250 |  u_int32_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                        ^~
encrypt.c: encrypt.c:250:52: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c:   250 |  u_int32_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_pi32cipher128v2_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:152:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:   152 |  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:       |                                          ^~
encrypt.c: encrypt.c:148:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c:   148 |  u_int8_t   *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c:       |                               ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:138:50: warning: variable 'k32' set but not used [-Wunused-but-set-variable]
encrypt.c:   138 |  u_int32_t *c32, *m32, *ad32, *nsec32, *npub32, *k32;
encrypt.c:       |                                                  ^~~
encrypt.c: encrypt.c:138:41: warning: variable 'npub32' set but not used [-Wunused-but-set-variable]
encrypt.c:   138 |  u_int32_t *c32, *m32, *ad32, *nsec32, *npub32, *k32;
encrypt.c:       |                                         ^~~~~~
encrypt.c: encrypt.c:136:56: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:   136 |  u_int32_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                        ^~
encrypt.c: encrypt.c:136:52: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c:   136 |  u_int32_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                    ^~
encrypt.c: encrypt.c:136:48: warning: unused variable 'z1' [-Wunused-variable]
encrypt.c:   136 |  u_int32_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:       |                                                ^~
encrypt.c: encrypt.c:136:44: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c:   136 |  u_int32_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)