Implementation notes: amd64, rumba7, crypto_encrypt/mcnie4q1281

Computer: rumba7
Microarchitecture: amd64; Zen (800f11)
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20240625
Operation: crypto_encrypt
Primitive: mcnie4q1281

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9356132	64387 6 52	86172 892 1792	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
9400228	51657 6 52	74156 892 1792	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
9599350	56812 6 52	79668 892 1792	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
9686410	35665 6 52	55316 876 1856	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
9828302	37465 6 52	56900 892 1792	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
10051028	51721 6 52	73268 844 1856	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
10467469	40982 6 52	61324 844 1856	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
13503150	38534 6 52	58244 844 1856	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	20240625
35148685	32086 6 52	50836 836 1824	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240627	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:847:29: 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:906:29: 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:987:31: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c:         unsigned long long num_block,res_bytes,real_mlen;
crypt.c:                                      ^
crypt.c: 3 warnings generated.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

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 'crypto_encrypt_mcnie4q1281_ref_timingleaks':
crypt.c: crypt.c:987:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c:   987 |         unsigned long long num_block,res_bytes,real_mlen;
crypt.c:       |                                      ^~~~~~~~~
crypt.c: crypt.c: In function 'error_space':
crypt.c: crypt.c:1176:12: warning: '*Fs' may be used uninitialized [-Wmaybe-uninitialized]
crypt.c:  1176 |         er = Fs[0];  rr = N;
crypt.c:       |         ~~~^~~~~~~
matrix.c: matrix.c: In function 'mat_inv':
matrix.c: matrix.c:325:18: warning: '*_179 + _313' 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 (11.4.0)`

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 'crypto_encrypt_mcnie4q1281_ref_timingleaks':
crypt.c: crypt.c:987:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c:   987 |         unsigned long long num_block,res_bytes,real_mlen;
crypt.c:       |                                      ^~~~~~~~~
crypt.c: crypt.c: In function 'error_space':
crypt.c: crypt.c:1176:12: warning: '*Fs' may be used uninitialized [-Wmaybe-uninitialized]
crypt.c:  1176 |         er = Fs[0];  rr = N;
crypt.c:       |         ~~~^~~~~~~
matrix.c: matrix.c: In function 'mat_inv':
matrix.c: matrix.c:325:18: warning: '*_179 + _357' 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 (11.4.0)`

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 'crypto_encrypt_mcnie4q1281_ref_timingleaks':
crypt.c: crypt.c:987:38: warning: variable 'res_bytes' set but not used [-Wunused-but-set-variable]
crypt.c:   987 |         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 (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`