Implementation notes: amd64, cezanne, crypto_aead/pi64cipher256v1

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: pi64cipher256v1
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
51988177627 0 256191662 804 1304T:optimized_AVX2clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
52053177627 0 256191918 804 1304T:optimized_AVX2clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
52141177627 0 256194280 812 1304T:optimized_AVX2clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
52562177627 0 256194632 812 1304T:optimized_AVX2clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
52587177627 0 256194760 812 1304T:optimized_AVX2clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
61617174207 0 256188238 804 1304T:optimized_AVXclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
61647174207 0 256191208 812 1304T:optimized_AVXclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
61754174207 0 256191336 812 1304T:optimized_AVXclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
61805174207 0 256188494 804 1304T:optimized_AVXclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
61809174207 0 256190856 812 1304T:optimized_AVXclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
63375184775 0 256198806 804 1304T:optimized_SSEclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
63451184775 0 256201424 812 1304T:optimized_SSEclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
63464184775 0 256199062 804 1304T:optimized_SSEclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
63520184775 0 256201776 812 1304T:optimized_SSEclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
63619184775 0 256201904 812 1304T:optimized_SSEclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

Compiler output

try.c: /usr/bin/ld: libcrypto_aead_pi64cipher256v1.a(encrypt_AVX.o): relocation R_X86_64_32S against symbol `InternalState' can not be used when making a PIE object; recompile with -fPIE
try.c: collect2: error: ld returned 1 exit status
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:optimized_AVXgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVXgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVXgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVXgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

try.c: /usr/bin/ld: libcrypto_aead_pi64cipher256v1.a(encrypt_AVX2.o): relocation R_X86_64_32S against symbol `InternalState' can not be used when making a PIE object; recompile with -fPIE
try.c: collect2: error: ld returned 1 exit status
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:optimized_AVX2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVX2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVX2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_AVX2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

try.c: /usr/bin/ld: libcrypto_aead_pi64cipher256v1.a(encrypt_SSE.o): relocation R_X86_64_32S against symbol `InternalState' can not be used when making a PIE object; recompile with -fPIE
try.c: collect2: error: ld returned 1 exit status
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:optimized_SSEgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_SSEgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_SSEgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_SSEgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

encrypt.c: encrypt.c:251:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                             ^
encrypt.c: encrypt.c:251:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:251:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                     ^
encrypt.c: encrypt.c:251:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                         ^
encrypt.c: encrypt.c:251:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:251:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                 ^
encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                               ^
encrypt.c: encrypt.c:251:53: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optimized_nonSSEclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:251:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:251:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                 ^
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:251:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                     ^
encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                               ^
encrypt.c: encrypt.c:251:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                         ^
encrypt.c: encrypt.c:251:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                             ^
encrypt.c: encrypt.c:251:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:251:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optimized_nonSSEclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:251:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:251:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                 ^
encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                               ^
encrypt.c: encrypt.c:251:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                     ^
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:251:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                         ^
encrypt.c: encrypt.c:251:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                             ^
encrypt.c: encrypt.c:251:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:251:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optimized_nonSSEclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                               ^
encrypt.c: encrypt.c:251:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:251:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:  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:  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:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                     ^
encrypt.c: encrypt.c:251:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:251:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                     ^
encrypt.c: encrypt.c:251:41: warning: unused variable 'y3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                         ^
encrypt.c: encrypt.c:251:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optimized_nonSSEclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                               ^
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:251:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:  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:  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:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                 ^
encrypt.c: encrypt.c:251:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                             ^
encrypt.c: encrypt.c:251:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                     ^
encrypt.c: encrypt.c:251:41: warning: unused variable 'y3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                         ^
encrypt.c: encrypt.c:251:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optimized_nonSSEclang -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_pi64cipher256v1_optimized_nonSSE_timingleaks_encrypt':
encrypt.c: encrypt.c:346:42: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c:   346 |    InternalState8[i1] = InternalState8[i1++] ^ ad[b+i];
encrypt.c:       |                                        ~~^~
encrypt.c: encrypt.c:448:68: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c:   448 |    c[CRYPTO_NSECBYTES+b+i] = InternalState8[i1] = InternalState8[i1++] ^ m[b+i];
encrypt.c:       |                                                                  ~~^~
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: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:optimized_nonSSEgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_nonSSEgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_nonSSEgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optimized_nonSSEgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

encrypt.c: encrypt.c:136:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:136:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                     ^
encrypt.c: encrypt.c:136:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                 ^
encrypt.c: encrypt.c:136:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                             ^
encrypt.c: encrypt.c:136:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                         ^
encrypt.c: encrypt.c:136:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                     ^
encrypt.c: encrypt.c:150:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:136:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  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: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:136:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                             ^
encrypt.c: encrypt.c:136:41: warning: unused variable 'y3' [-Wunused-variable]
encrypt.c:  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:  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:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                 ^
encrypt.c: encrypt.c:136:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:  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 't13' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                                    ^
encrypt.c: encrypt.c:134:63: warning: unused variable 't12' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                               ^
encrypt.c: encrypt.c:136:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:136:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:136:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  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 't13' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                                    ^
encrypt.c: encrypt.c:134:63: warning: unused variable 't12' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                               ^
encrypt.c: encrypt.c:150:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c:  unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c:                                          ^
encrypt.c: encrypt.c:136:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:136:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                             ^
encrypt.c: encrypt.c:136:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                     ^
encrypt.c: encrypt.c:136:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                         ^
encrypt.c: encrypt.c:136:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:136:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c:  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:  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:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                     ^
encrypt.c: encrypt.c:136:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                         ^
encrypt.c: encrypt.c:134:63: warning: unused variable 't12' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                               ^
encrypt.c: encrypt.c:134:68: warning: unused variable 't13' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                                    ^
encrypt.c: encrypt.c:136:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:             ^
encrypt.c: encrypt.c:136:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                 ^
encrypt.c: encrypt.c:150:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

encrypt.c: encrypt.c:136:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                 ^
encrypt.c: encrypt.c:136:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                     ^
encrypt.c: encrypt.c:136:41: warning: unused variable 'y3' [-Wunused-variable]
encrypt.c:  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:  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:  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:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                     ^
encrypt.c: encrypt.c:136:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c:  u_int64_t  x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c:                                                         ^
encrypt.c: encrypt.c:134:63: warning: unused variable 't12' [-Wunused-variable]
encrypt.c:  u_int64_t  t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c:                                                               ^
encrypt.c: encrypt.c:134:68: warning: unused variable 't13' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
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_pi64cipher256v1_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:231:42: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c:   231 |    InternalState8[i1] = InternalState8[i1++] ^ ad[b+i];
encrypt.c:       |                                        ~~^~
encrypt.c: encrypt.c:333:68: warning: operation on 'i1' may be undefined [-Wsequence-point]
encrypt.c:   333 |    c[CRYPTO_NSECBYTES+b+i] = InternalState8[i1] = InternalState8[i1++] ^ m[b+i];
encrypt.c:       |                                                                  ~~^~
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: ...
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)