Implementation notes: amd64, jasper2, crypto_aead/grain128aead

Computer: jasper2
Microarchitecture: amd64; Tremont (906c0)
Architecture: amd64
CPU ID: GenuineIntel-000906c0-20-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: grain128aead
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
4839716769 0 024646 836 1016T:opt32clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
4849856753 0 023342 836 1016T:opt32clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
5133606856 0 022430 836 1016T:opt32clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
5165503389 0 017636 828 1016T:opt32clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
5406054134 0 017828 828 1016T:opt32clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
5857243075 0 016221 780 1048T:opt32gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
6031323521 0 017906 804 1080T:opt32gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
6632659205 0 025122 804 1080T:opt32gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
8249043695 0 018434 804 1080T:opt32gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1034415313088 0 130854 836 1016T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1037664110277 0 126766 836 1016T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1040539610508 0 125982 836 1016T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1069530014046 0 130044 812 1112T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
144256385252 0 120108 812 1112T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
231888383402 0 116647 788 1080T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
511227573915 0 118249 796 1112T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
518189833841 0 118132 828 1016T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
527223587279 0 120828 828 1016T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625

Compiler output


grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_encrypt':
grain128aead_32p.c: grain128aead_32p.c:275:6: warning: 'rem_word' may be used uninitialized in this function [-Wmaybe-uninitialized]
grain128aead_32p.c:   275 |  u32 rem_word;
grain128aead_32p.c:       |      ^~~~~~~~
grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_decrypt':
grain128aead_32p.c: grain128aead_32p.c:365:6: warning: 'rem_word' may be used uninitialized in this function [-Wmaybe-uninitialized]
grain128aead_32p.c:   365 |  u32 rem_word;
grain128aead_32p.c:       |      ^~~~~~~~

Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:opt32gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:opt32gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_encrypt':
grain128aead_32p.c: grain128aead_32p.c:295:21: warning: 'rem_word' may be used uninitialized in this function [-Wmaybe-uninitialized]
grain128aead_32p.c:   295 |   *(c + j) = ((u8) (getkb(rem_word) >> 8)) ^ *(m + j);
grain128aead_32p.c:       |                     ^~~~~~~~~~~~~~~
grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_decrypt':
grain128aead_32p.c: grain128aead_32p.c:385:21: warning: 'rem_word' may be used uninitialized in this function [-Wmaybe-uninitialized]
grain128aead_32p.c:   385 |   *(m + j) = ((u8) (getkb(rem_word) >> 8)) ^ *(c + j);
grain128aead_32p.c:       |                     ^~~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:opt32gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)