Implementation notes: amd64, hertz, crypto_aead/pi64cipher256v1oneround
Computer: hertz
Microarchitecture: amd64; Zen 4 (a60f12)
Architecture: amd64
CPU ID: AuthenticAMD-00a60f12-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: pi64cipher256v1oneround
Compiler output
encrypt.c: encrypt.c:262:41: warning: unused variable 't7' [-Wunused-variable]
encrypt.c: 262 | u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: | ^~
encrypt.c: encrypt.c:262:53: warning: unused variable 't10' [-Wunused-variable]
encrypt.c: 262 | u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: | ^~~
encrypt.c: encrypt.c:262:58: warning: unused variable 't11' [-Wunused-variable]
encrypt.c: 262 | u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: | ^~~
encrypt.c: encrypt.c:264:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c: 264 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:264:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c: 264 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:264:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c: 264 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:264:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c: 264 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:264:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c: 264 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:264:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 3, namely:
| Implementation | Compiler |
| T:optimized_nonSSE | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
| T:optimized_nonSSE | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
| T:optimized_nonSSE | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
Compiler output
encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher256v1oneround_optimized_nonSSE_timingleaks_encrypt':
encrypt.c: encrypt.c:285:74: warning: unused variable 'ii2' [-Wunused-variable]
encrypt.c: 285 | unsigned long long i, j, jj, ii, b, i1, j1, a, mblocks, b1, ii1, ii2;
encrypt.c: | ^~~
encrypt.c: encrypt.c:285:69: warning: unused variable 'ii1' [-Wunused-variable]
encrypt.c: 285 | unsigned long long i, j, jj, ii, b, i1, j1, a, mblocks, b1, ii1, ii2;
encrypt.c: | ^~~
encrypt.c: encrypt.c:285:49: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c: 285 | unsigned long long i, j, jj, ii, b, i1, j1, a, mblocks, b1, ii1, ii2;
encrypt.c: | ^~
encrypt.c: encrypt.c:285:38: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c: 285 | unsigned long long i, j, jj, ii, b, i1, j1, a, mblocks, b1, ii1, ii2;
encrypt.c: | ^~
encrypt.c: encrypt.c:281:38: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c: 281 | u_int8_t *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:268:99: warning: unused variable 'IS15' [-Wunused-variable]
encrypt.c: 268 | u_int64_t IS0, IS1, IS2, IS3, IS4, IS5, IS6, IS7, IS8, IS9, IS10, IS11, IS12, IS13, IS14, IS15;
encrypt.c: | ^~~~
encrypt.c: encrypt.c:268:93: warning: unused variable 'IS14' [-Wunused-variable]
encrypt.c: 268 | u_int64_t IS0, IS1, IS2, IS3, IS4, IS5, IS6, IS7, IS8, IS9, IS10, IS11, IS12, IS13, IS14, IS15;
encrypt.c: | ^~~~
encrypt.c: encrypt.c:268:87: warning: unused variable 'IS13' [-Wunused-variable]
encrypt.c: 268 | u_int64_t IS0, IS1, IS2, IS3, IS4, IS5, IS6, IS7, IS8, IS9, IS10, IS11, IS12, IS13, IS14, IS15;
encrypt.c: | ^~~~
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 3, namely:
| Implementation | Compiler |
| T:optimized_nonSSE | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |
| T:optimized_nonSSE | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |
| T:optimized_nonSSE | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |
Compiler output
encrypt.c: encrypt.c:132:64: warning: unused variable 't12' [-Wunused-variable]
encrypt.c: 132 | u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: | ^~~
encrypt.c: encrypt.c:132:69: warning: unused variable 't13' [-Wunused-variable]
encrypt.c: 132 | u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: | ^~~
encrypt.c: encrypt.c:134:14: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:18: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:22: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:26: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:30: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:34: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:38: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 3, namely:
| Implementation | Compiler |
| T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
| T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
| T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1)) |
Compiler output
encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher256v1oneround_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:229:71: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c: 229 | InternalState8[i1] = InternalState8[i1++] ^ ad[b + i];
encrypt.c: | ~~^~
encrypt.c: encrypt.c:331:101: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c: 331 | c[CRYPTO_NSECBYTES + b + i] = InternalState8[i1] = InternalState8[i1++] ^ m[b + i];
encrypt.c: | ~~^~
encrypt.c: encrypt.c:148:57: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c: 148 | unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c: | ^~
encrypt.c: encrypt.c:144:46: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c: 144 | u_int8_t *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:136:66: warning: variable 'k64' set but not used [-Wunused-but-set-variable]
encrypt.c: 136 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~
encrypt.c: encrypt.c:136:57: warning: variable 'npub64' set but not used [-Wunused-but-set-variable]
encrypt.c: 136 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~~~~
encrypt.c: encrypt.c:134:72: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c: 134 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:134:68: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c: 134 | 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: 3, namely:
| Implementation | Compiler |
| T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |
| T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |
| T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0) |