Implementation notes: amd64, comet, crypto_encrypt/mcnie3q1921
Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240808
Operation: crypto_encrypt
Primitive: mcnie3q1921
Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
10782854 | 54820 6 52 | 77139 820 1856 | T:ref | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
11193773 | 38005 6 52 | 58283 820 1856 | T:ref | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
11460115 | 74140 6 52 | 97562 900 1792 | T:ref | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
13307150 | 79950 6 52 | 103650 900 1856 | T:ref | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
13330963 | 66659 6 52 | 88442 900 1792 | T:ref | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
13494648 | 35601 6 52 | 55274 900 1792 | T:ref | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
14050185 | 34573 6 52 | 54274 884 1856 | T:ref | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
14789630 | 34494 6 52 | 54243 820 1856 | T:ref | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
46732675 | 28676 6 52 | 47035 812 1824 | T:ref | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240712 | 20240625 |
Compiler output
bin_vec.c: bin_vec.c:201:8: warning: unused variable 'last' [-Wunused-variable]
bin_vec.c: short last = x->size - ((n-1)<<5);
bin_vec.c: ^
bin_vec.c: 1 warning generated.
conv.c: conv.c:142:4: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
conv.c: for( i=0 ; i<nr ; i++ )
conv.c: ^
conv.c: conv.c:127:2: note: previous statement is here
conv.c: for( i=0 ; i<nr ; i++ )
conv.c: ^
conv.c: 1 warning generated.
crypt.c: crypt.c:312:8: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:421:8: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:515:8: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:515:13: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:653:8: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:653:13: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: short blk2,blk3;
crypt.c: ^
crypt.c: crypt.c:786:29: warning: variable 'cip_len' set but not used [-Wunused-but-set-variable]
crypt.c: unsigned long long msg_len,cip_len,er_dat_len,y_len;
crypt.c: ^
crypt.c: crypt.c:843:29: warning: variable 'cip_len' set but not used [-Wunused-but-set-variable]
crypt.c: unsigned long long msg_len,cip_len,er_dat_len;
crypt.c: ^
crypt.c: crypt.c:922:31: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6) |
Compiler output
bin_vec.c: bin_vec.c: In function 'Shift':
bin_vec.c: bin_vec.c:201:15: warning: unused variable 'last' [-Wunused-variable]
bin_vec.c: 201 | short last = x->size - ((n-1)<<5);
bin_vec.c: | ^~~~
conv.c: conv.c: In function 'conv':
conv.c: conv.c:127:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
conv.c: 127 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
conv.c: conv.c:142:11: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
conv.c: 142 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
crypt.c: crypt.c: In function 'encrypt_one_block':
crypt.c: crypt.c:312:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 312 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'encrypt_one_block_given_error':
crypt.c: crypt.c:421:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 421 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block':
crypt.c: crypt.c:515:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:515:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block_return_error':
crypt.c: crypt.c:653:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:653:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'crypto_encrypt_mcnie3q1921_ref_timingleaks':
crypt.c: crypt.c:922:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c: 922 | unsigned long long num_block,res_bytes,real_mlen;
crypt.c: ...
matrix.c: matrix.c: In function 'mat_inv':
matrix.c: matrix.c:325:18: warning: '*_180 + _196' may be used uninitialized [-Wmaybe-uninitialized]
matrix.c: 325 | if( B.dat[N-1][N-1] != 1 )
matrix.c: | ~~~~~^~~~~
Number of similar (implementation,compiler) pairs: 1, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
Compiler output
bin_vec.c: bin_vec.c: In function 'Shift':
bin_vec.c: bin_vec.c:201:15: warning: unused variable 'last' [-Wunused-variable]
bin_vec.c: 201 | short last = x->size - ((n-1)<<5);
bin_vec.c: | ^~~~
conv.c: conv.c: In function 'conv':
conv.c: conv.c:127:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
conv.c: 127 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
conv.c: conv.c:142:11: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
conv.c: 142 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
crypt.c: crypt.c: In function 'encrypt_one_block':
crypt.c: crypt.c:312:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 312 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'encrypt_one_block_given_error':
crypt.c: crypt.c:421:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 421 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block':
crypt.c: crypt.c:515:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:515:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block_return_error':
crypt.c: crypt.c:653:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:653:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'crypto_encrypt_mcnie3q1921_ref_timingleaks':
crypt.c: crypt.c:922:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c: 922 | unsigned long long num_block,res_bytes,real_mlen;
crypt.c: ...
matrix.c: matrix.c: In function 'mat_inv':
matrix.c: matrix.c:325:18: warning: '*_180 + _237' may be used uninitialized [-Wmaybe-uninitialized]
matrix.c: 325 | if( B.dat[N-1][N-1] != 1 )
matrix.c: | ~~~~~^~~~~
Number of similar (implementation,compiler) pairs: 1, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0) |
Compiler output
bin_vec.c: bin_vec.c: In function 'Shift':
bin_vec.c: bin_vec.c:201:15: warning: unused variable 'last' [-Wunused-variable]
bin_vec.c: 201 | short last = x->size - ((n-1)<<5);
bin_vec.c: | ^~~~
conv.c: conv.c: In function 'conv':
conv.c: conv.c:127:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
conv.c: 127 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
conv.c: conv.c:142:11: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
conv.c: 142 | for( i=0 ; i<nr ; i++ )
conv.c: | ^~~
crypt.c: crypt.c: In function 'encrypt_one_block':
crypt.c: crypt.c:312:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 312 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'encrypt_one_block_given_error':
crypt.c: crypt.c:421:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 421 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block':
crypt.c: crypt.c:515:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:515:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 515 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'decrypt_one_block_return_error':
crypt.c: crypt.c:653:20: warning: variable 'blk3' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c:653:15: warning: variable 'blk2' set but not used [-Wunused-but-set-variable]
crypt.c: 653 | short blk2,blk3;
crypt.c: | ^~~~
crypt.c: crypt.c: In function 'crypto_encrypt_mcnie3q1921_ref_timingleaks':
crypt.c: crypt.c:922:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c: 922 | unsigned long long num_block,res_bytes,real_mlen;
crypt.c: ...
Number of similar (implementation,compiler) pairs: 2, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O -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) |