Implementation notes: amd64, samba, crypto_kem/oddmanhattan256
Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240808
Operation: crypto_kem
Primitive: oddmanhattan256
Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
459416231 | 7526 0 52 | 228891 1620 1888 | T:opt | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
460253241 | 5862 0 52 | 226931 1620 1792 | T:opt | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
462417594 | 7639 0 52 | 227459 1620 1792 | T:opt | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
466485714 | 5227 0 52 | 222571 1620 1792 | T:opt | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
467136821 | 4810 0 52 | 222965 1612 1888 | T:opt | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
1274352363 | 6695 0 52 | 223291 1620 1792 | T:ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
1388558074 | 4331 0 52 | 218531 1620 1792 | T:ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
1511357473 | 4014 0 52 | 218989 1612 1888 | T:ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
1553190382 | 6598 0 52 | 224787 1620 1888 | T:ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
1579654601 | 5046 0 52 | 222955 1620 1792 | T:ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240719 | 20240716 |
Compiler output
kem.c: kem.c:30:15: warning: passing 'char[32]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: randombytes(seed,crypto_kem_BYTES);
kem.c: ^~~~
kem.c: .../supercop-data/samba/amd64/include/randombytes.h:8:40: note: passing argument to parameter here
kem.c: extern void randombytes(unsigned char *,unsigned long long);
kem.c: ^
kem.c: kem.c:35:25: warning: passing 'char[32]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: ^~~~
kem.c: ./rng.h:40:34: note: passing argument to parameter 'seed' here
kem.c: unsigned char *seed,
kem.c: ^
kem.c: kem.c:131:30: warning: passing 'char[8]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: ^~~~~~~~~~~
kem.c: ./rng.h:41:34: note: passing argument to parameter 'diversifier' here
kem.c: unsigned char *diversifier,
kem.c: ^
kem.c: kem.c:305:21: warning: unused variable 'b0' [-Wunused-variable]
kem.c: unsigned char b0=1;
kem.c: ^
kem.c: 4 warnings generated.
rng.c: rng.c:122:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c: int ciphertext_len;
rng.c: ^
rng.c: 1 warning generated.
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:opt | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
Compiler output
kem.c: kem.c: In function 'crypto_kem_oddmanhattan256_opt_timingleaks_keypair':
kem.c: kem.c:30:15: warning: pointer targets in passing argument 1 of 'randombytes' differ in signedness [-Wpointer-sign]
kem.c: 30 | randombytes(seed,crypto_kem_BYTES);
kem.c: | ^~~~
kem.c: | |
kem.c: | char *
kem.c: In file included from kem.c:5:
kem.c: .../supercop-data/samba/amd64/include/randombytes.h:8:25: note: expected 'unsigned char *' but argument is of type 'char *'
kem.c: 8 | extern void randombytes(unsigned char *,unsigned long long);
kem.c: | ^~~~~~~~~~~~~~~
kem.c: kem.c:35:25: warning: pointer targets in passing argument 2 of 'seedexpander_init' differ in signedness [-Wpointer-sign]
kem.c: 35 | seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: | ^~~~
kem.c: | |
kem.c: | char *
kem.c: In file included from kem.c:3:
kem.c: rng.h:40:34: note: expected 'unsigned char *' but argument is of type 'char *'
kem.c: 40 | unsigned char *seed,
kem.c: | ~~~~~~~~~~~~~~~^~~~
kem.c: kem.c: In function 'om_kem_enc':
kem.c: kem.c:131:30: warning: pointer targets in passing argument 3 of 'seedexpander_init' differ in signedness [-Wpointer-sign]
kem.c: 131 | seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: | ^~~~~~~~~~~
kem.c: | |
kem.c: | char *
kem.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
Implementation | Compiler |
T:opt | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:opt | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:opt | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:opt | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
Compiler output
kem.c: kem.c:30:15: warning: passing 'char[32]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: randombytes(seed,crypto_kem_BYTES);
kem.c: ^~~~
kem.c: .../supercop-data/samba/amd64/include/randombytes.h:8:40: note: passing argument to parameter here
kem.c: extern void randombytes(unsigned char *,unsigned long long);
kem.c: ^
kem.c: kem.c:35:25: warning: passing 'char[32]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: ^~~~
kem.c: ./rng.h:40:34: note: passing argument to parameter 'seed' here
kem.c: unsigned char *seed,
kem.c: ^
kem.c: kem.c:125:30: warning: passing 'char[8]' to parameter of type 'unsigned char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
kem.c: seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: ^~~~~~~~~~~
kem.c: ./rng.h:41:34: note: passing argument to parameter 'diversifier' here
kem.c: unsigned char *diversifier,
kem.c: ^
kem.c: kem.c:235:21: warning: unused variable 'b0' [-Wunused-variable]
kem.c: unsigned char b0=1;
kem.c: ^
kem.c: 4 warnings generated.
rng.c: rng.c:122:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c: int ciphertext_len;
rng.c: ^
rng.c: 1 warning generated.
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
Compiler output
kem.c: kem.c: In function 'crypto_kem_oddmanhattan256_ref_timingleaks_keypair':
kem.c: kem.c:30:15: warning: pointer targets in passing argument 1 of 'randombytes' differ in signedness [-Wpointer-sign]
kem.c: 30 | randombytes(seed,crypto_kem_BYTES);
kem.c: | ^~~~
kem.c: | |
kem.c: | char *
kem.c: In file included from kem.c:5:
kem.c: .../supercop-data/samba/amd64/include/randombytes.h:8:25: note: expected 'unsigned char *' but argument is of type 'char *'
kem.c: 8 | extern void randombytes(unsigned char *,unsigned long long);
kem.c: | ^~~~~~~~~~~~~~~
kem.c: kem.c:35:25: warning: pointer targets in passing argument 2 of 'seedexpander_init' differ in signedness [-Wpointer-sign]
kem.c: 35 | seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: | ^~~~
kem.c: | |
kem.c: | char *
kem.c: In file included from kem.c:3:
kem.c: rng.h:40:34: note: expected 'unsigned char *' but argument is of type 'char *'
kem.c: 40 | unsigned char *seed,
kem.c: | ~~~~~~~~~~~~~~~^~~~
kem.c: kem.c: In function 'om_kem_enc':
kem.c: kem.c:125:30: warning: pointer targets in passing argument 3 of 'seedexpander_init' differ in signedness [-Wpointer-sign]
kem.c: 125 | seedexpander_init(ctx,seed,diversifier,maxlen);
kem.c: | ^~~~~~~~~~~
kem.c: | |
kem.c: | char *
kem.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0) |
Namespace violations
kem.o om_kem_dec T
kem.o om_kem_enc T
kem.o om_random_generator T
rng.o AES256_CTR_DRBG_Update T
rng.o AES256_ECB T
rng.o DRBG_ctx B
rng.o handleErrors T
rng.o seedexpander T
rng.o seedexpander_init T
Number of similar (implementation,compiler) pairs: 10, namely:
Implementation | Compiler |
T:opt | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:opt | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |
T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0) |