Implementation notes: amd64, hydra8, crypto_hash/floppsy

Computer: hydra8
Microarchitecture: amd64; Ivy Bridge+AES (306a9)
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_hash
Primitive: floppsy
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
5164 0 012301 892 896T:refclang++_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
5164 0 014245 892 896T:refclang++_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
5164 0 010239 884 896T:refclang++_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
5464 0 010613 892 896T:refclang++_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
86577476 0 011780 796 992T:refg++_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
86711445 0 012053 804 992T:refg++_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
86736496 0 013405 804 992T:refg++_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625
95802449 0 010696 780 960T:refg++_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062620240625

Compiler output


api.cpp: api.cpp: In function 'void round(const uint8_t*, long long unsigned int, double*)':
api.cpp: api.cpp:53:22: warning: comparison of integer expressions of different signedness: 'long int' and 'long long unsigned int' [-Wsign-compare]
api.cpp:    53 |   for( long i = 0; i < len; i++ ) {
api.cpp:       |                    ~~^~~~~
api.cpp: In function 'void setup(double*, double)',
api.cpp:     inlined from 'int crypto_hash_floppsy_ref_timingleaks(unsigned char*, const unsigned char*, long long unsigned int)' at api.cpp:92:8:
api.cpp: api.cpp:68:12: warning: 'buf' is used uninitialized [-Wuninitialized]
api.cpp:    68 |   state[0] += init != 0 ? pow(init + 1.0/init, 1.0/3) : 3.0;
api.cpp:       |   ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
api.cpp: api.cpp: In function 'int crypto_hash_floppsy_ref_timingleaks(unsigned char*, const unsigned char*, long long unsigned int)':
api.cpp: api.cpp:84:11: note: 'buf' declared here
api.cpp:    84 |   uint8_t buf [16];
api.cpp:       |           ^~~

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:refg++ -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refg++ -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refg++ -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall
T:refg++ -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall