Implementation notes: amd64, alder, crypto_kem/oddmanhattan128

Computer: alder
Microarchitecture: amd64; Golden Cove (90675-00)
Architecture: amd64
CPU ID: GenuineIntel-00090675-00-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: oddmanhattan128

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
83434095	7859 0 52	221368 940 1784	`T:opt`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
83838717	6294 0 52	219616 940 1784	`T:opt`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
84875531	4653 0 52	214953 916 1816	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
85056939	5043 0 52	216222 932 1784	`T:opt`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
85132861	6056 0 52	219825 924 1848	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
85228762	7696 0 52	221168 940 1784	`T:opt`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
85558126	5254 0 52	216721 924 1848	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
85973951	5313 0 52	217089 924 1848	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
86054596	4575 0 52	215462 932 1784	`T:opt`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
189615040	6643 0 52	216816 940 1784	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
199754256	4339 0 52	212246 932 1784	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
209870971	5312 0 52	215761 924 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
212410345	6576 0 52	216744 940 1784	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
212903980	3943 0 52	211486 932 1784	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
216091606	5094 0 52	215128 940 1784	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
219634723	4036 0 52	211017 916 1816	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
222245563	4553 0 52	213025 924 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
235415183	4625 0 52	212777 924 1848	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625

Compiler output

kem.c: kem.c:30:15: warning: passing 'char [32]' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
kem.c:   randombytes(seed,crypto_kem_BYTES);
kem.c:               ^~~~
kem.c: .../supercop-data/alder/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 with different sign [-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 with different sign [-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.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

kem.c: kem.c: In function 'crypto_kem_oddmanhattan128_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/alder/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: ...
rng.c: rng.c: In function 'AES256_ECB':
rng.c: rng.c:122:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c:   122 |     int ciphertext_len;
rng.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 (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

kem.c: kem.c:30:15: warning: passing 'char [32]' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
kem.c:   randombytes(seed,crypto_kem_BYTES);
kem.c:               ^~~~
kem.c: .../supercop-data/alder/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 with different sign [-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 with different sign [-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.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

kem.c: kem.c: In function 'crypto_kem_oddmanhattan128_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/alder/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: ...
rng.c: rng.c: In function 'AES256_ECB':
rng.c: rng.c:122:9: warning: variable 'ciphertext_len' set but not used [-Wunused-but-set-variable]
rng.c:   122 |     int ciphertext_len;
rng.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 (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`