Implementation notes: amd64, comet, crypto_aead/grain128aead
Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240808
Operation: crypto_aead
Primitive: grain128aead
Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
321512 | 6758 0 0 | 25087 876 1088 | T:opt32 | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
323565 | 6696 0 0 | 23423 876 1024 | T:opt32 | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
356441 | 6020 0 0 | 20231 876 1024 | T:opt32 | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
356756 | 7781 0 0 | 25815 876 1056 | T:opt32 | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
356836 | 3022 0 0 | 15881 780 1056 | T:opt32 | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
358743 | 4213 0 0 | 19229 868 1088 | T:opt32 | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
380182 | 3497 0 0 | 17638 804 1088 | T:opt32 | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
665419 | 8962 0 0 | 25398 804 1088 | T:opt32 | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
813133 | 3694 0 0 | 18246 804 1088 | T:opt32 | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
5773829 | 18520 0 1 | 36125 884 1088 | T:ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
5784671 | 15183 0 1 | 31965 884 1024 | T:ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
6262586 | 10425 0 1 | 28421 884 1056 | T:ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
6417729 | 24216 0 1 | 40752 812 1120 | T:ref | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
7572479 | 5257 0 1 | 19904 812 1120 | T:ref | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
8306689 | 6032 0 1 | 20971 876 1088 | T:ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
10667961 | 5539 0 1 | 19861 884 1024 | T:ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
11220312 | 3436 0 1 | 16379 788 1088 | T:ref | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
72532968 | 3928 0 1 | 18029 796 1120 | T:ref | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240629 | 20240625 |
Compiler output
grain128aead_32p.c: grain128aead_32p.c:78:6: warning: variable 'mstmp' set but not used [-Wunused-but-set-variable]
grain128aead_32p.c: u16 mstmp = ms;
grain128aead_32p.c: ^
grain128aead_32p.c: grain128aead_32p.c:111:5: warning: variable 'mstmp' set but not used [-Wunused-but-set-variable]
grain128aead_32p.c: u8 mstmp = ms;
grain128aead_32p.c: ^
grain128aead_32p.c: 2 warnings generated.
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:opt32 | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:opt32 | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:opt32 | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:opt32 | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:opt32 | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
Compiler output
grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_encrypt':
grain128aead_32p.c: grain128aead_32p.c:275:13: warning: 'rem_word' may be used uninitialized [-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:365:13: warning: 'rem_word' may be used uninitialized [-Wmaybe-uninitialized]
grain128aead_32p.c: 365 | u32 rem_word;
grain128aead_32p.c: | ^~~~~~~~
Number of similar (implementation,compiler) pairs: 2, namely:
Implementation | Compiler |
T:opt32 | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
T:opt32 | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
Compiler output
grain128aead_32p.c: grain128aead_32p.c: In function 'crypto_aead_grain128aead_opt32_timingleaks_encrypt':
grain128aead_32p.c: grain128aead_32p.c:296:42: warning: 'rem_word' may be used uninitialized [-Wmaybe-uninitialized]
grain128aead_32p.c: 296 | auth_accumulate8(&grain, getmb(rem_word) >> 8, *(m + j));
grain128aead_32p.c: | ^~~~~~~~~~~~~~~
grain128aead_32p.c: grain128aead_32p.c:275:13: note: 'rem_word' was declared here
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:386:42: warning: 'rem_word' may be used uninitialized [-Wmaybe-uninitialized]
grain128aead_32p.c: 386 | auth_accumulate8(&grain, getmb(rem_word) >> 8, *(m + j));
grain128aead_32p.c: | ^~~~~~~~~~~~~~~
grain128aead_32p.c: grain128aead_32p.c:365:13: note: 'rem_word' was declared here
grain128aead_32p.c: 365 | u32 rem_word;
grain128aead_32p.c: | ^~~~~~~~
Number of similar (implementation,compiler) pairs: 1, namely:
Implementation | Compiler |
T:opt32 | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
Compiler output
grain128aead.c: grain128aead.c:140:31: warning: argument 1 of type 'unsigned char[64]' with mismatched bound [-Warray-parameter=]
grain128aead.c: 140 | void auth_shift(unsigned char sr[64], unsigned char fb)
grain128aead.c: | ~~~~~~~~~~~~~~^~~~~~
grain128aead.c: In file included from grain128aead.c:20:
grain128aead.c: grain128aead.h:26:31: note: previously declared as 'unsigned char[32]'
grain128aead.c: 26 | void auth_shift(unsigned char sr[32], unsigned char fb);
grain128aead.c: | ~~~~~~~~~~~~~~^~~~~~
grain128aead.c: grain128aead.c: In function 'auth_shift':
grain128aead.c: grain128aead.c:145:11: warning: array subscript 63 is outside array bounds of 'unsigned char[32]' [-Warray-bounds]
grain128aead.c: 145 | sr[63] = fb;
grain128aead.c: | ~~^~~~
grain128aead.c: grain128aead.c:140:31: note: at offset 63 into object 'sr' of size [0, 32]
grain128aead.c: 140 | void auth_shift(unsigned char sr[64], unsigned char fb)
grain128aead.c: | ~~~~~~~~~~~~~~^~~~~~
grain128aead.c: grain128aead.c:143:23: warning: '__builtin_memmove' forming offset [32, 62] is out of the bounds [0, 32] [-Warray-bounds]
grain128aead.c: 143 | sr[i] = sr[i+1];
grain128aead.c: | ~~~~~~^~~~~~~~~
Number of similar (implementation,compiler) pairs: 3, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
Compiler output
grain128aead.c: grain128aead.c:140:31: warning: argument 1 of type 'unsigned char[64]' with mismatched bound [-Warray-parameter=]
grain128aead.c: 140 | void auth_shift(unsigned char sr[64], unsigned char fb)
grain128aead.c: | ~~~~~~~~~~~~~~^~~~~~
grain128aead.c: In file included from grain128aead.c:20:
grain128aead.c: grain128aead.h:26:31: note: previously declared as 'unsigned char[32]'
grain128aead.c: 26 | void auth_shift(unsigned char sr[32], unsigned char fb);
grain128aead.c: | ~~~~~~~~~~~~~~^~~~~~
Number of similar (implementation,compiler) pairs: 1, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |