Implementation notes: amd64, icelake2, crypto_kem/lake2

Computer: icelake2
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20221005
Operation: crypto_kem
Primitive: lake2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
3251474	26336 88 78	1635758 3612 7360	`T:ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221008	20220506
3269963	21772 88 78	1629367 3612 7360	`T:ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221008	20220506
3282839	18376 88 78	1624670 3604 7296	`T:ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221008	20220506
3302201	34465 88 78	1646896 3612 7360	`T:ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221008	20220506

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

hash.c: clang-14: warning: treating 'c' input as 'c++' when in C++ mode, this behavior is deprecated [-Wdeprecated]
hash.c: hash.c:11:5: warning: 'SHA512_Init' is deprecated [-Wdeprecated-declarations]
hash.c: SHA512_Init(&sha512);
hash.c: ^
hash.c: /usr/include/openssl/sha.h:123:1: note: 'SHA512_Init' has been explicitly marked deprecated here
hash.c: OSSL_DEPRECATEDIN_3_0 int SHA512_Init(SHA512_CTX *c);
hash.c: ^
hash.c: /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0'
hash.c: # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0)
hash.c: ^
hash.c: /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED'
hash.c: # define OSSL_DEPRECATED(since) __attribute__((deprecated))
hash.c: ^
hash.c: hash.c:12:5: warning: 'SHA512_Update' is deprecated [-Wdeprecated-declarations]
hash.c: SHA512_Update(&sha512, input, size);
hash.c: ^
hash.c: /usr/include/openssl/sha.h:124:1: note: 'SHA512_Update' has been explicitly marked deprecated here
hash.c: OSSL_DEPRECATEDIN_3_0 int SHA512_Update(SHA512_CTX *c,
hash.c: ^
hash.c: /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0'
hash.c: # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0)
hash.c: ^
hash.c: /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED'
hash.c: # define OSSL_DEPRECATED(since) __attribute__((deprecated))
hash.c: ^
hash.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:ref

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hash.c: hash.c: In function 'void sha512(unsigned char*, unsigned char*, uint64_t)':
hash.c: hash.c:11:16: warning: 'int SHA512_Init(SHA512_CTX*)' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
hash.c: 11 | SHA512_Init(&sha512);
hash.c: | ~~~~~~~~~~~^~~~~~~~~
hash.c: In file included from hash.c:6:
hash.c: /usr/include/openssl/sha.h:123:27: note: declared here
hash.c: 123 | OSSL_DEPRECATEDIN_3_0 int SHA512_Init(SHA512_CTX *c);
hash.c: | ^~~~~~~~~~~
hash.c: hash.c:12:18: warning: 'int SHA512_Update(SHA512_CTX*, const void*, size_t)' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
hash.c: 12 | SHA512_Update(&sha512, input, size);
hash.c: | ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
hash.c: /usr/include/openssl/sha.h:124:27: note: declared here
hash.c: 124 | OSSL_DEPRECATEDIN_3_0 int SHA512_Update(SHA512_CTX *c,
hash.c: | ^~~~~~~~~~~~~
hash.c: hash.c:13:17: warning: 'int SHA512_Final(unsigned char*, SHA512_CTX*)' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
hash.c: 13 | SHA512_Final(output, &sha512);
hash.c: | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
hash.c: /usr/include/openssl/sha.h:126:27: note: declared here
hash.c: 126 | OSSL_DEPRECATEDIN_3_0 int SHA512_Final(unsigned char *md, SHA512_CTX *c);
hash.c: | ^~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref