Implementation notes: riscv64, riscvunleashed000, crypto_kem/locker2

Computer: riscvunleashed000
Microarchitecture: riscv64; U54 (sifive,u54-mc)
Architecture: riscv64
CPU ID: unknown CPU ID
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: locker2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
19217340	29716 88 82	1072146 3344 6400	`T:ref`	`g++_-mcpu=sifive-u54_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240131	20231222
19227776	25223 88 82	1065557 3344 6400	`T:ref`	`g++_-mcpu=sifive-u54_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240131	20231222
19239638	23469 88 82	1063285 3344 6400	`T:ref`	`g++_-mcpu=sifive-u54_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240131	20231222
19422494	20794 88 82	1060089 3320 6400	`T:ref`	`g++_-mcpu=sifive-u54_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240131	20231222

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: g++ -mcpu=sifive-u54 -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: In file included from hash.c:6:
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: In file included from hash.c:6:
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++ -mcpu=sifive-u54 -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -mcpu=sifive-u54 -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -mcpu=sifive-u54 -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -mcpu=sifive-u54 -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref