Implementation notes: amd64, panther, crypto_encrypt/mcnie4q1921

Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_encrypt
Primitive: mcnie4q1921

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9930877	56044 6 52	79199 820 1880	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
10188127	38746 6 52	59703 820 1880	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
10671053	64486 6 52	86710 876 1816	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
10829999	69712 6 52	92502 876 1816	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
10877322	36210 6 52	54726 860 1816	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
10915914	75886 6 52	98718 876 1816	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
11272212	35648 6 52	55566 860 1816	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
11992529	37247 6 52	57743 820 1880	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
34917835	30741 6 52	49863 812 1848	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	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.

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_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

bin_vec.c: bin_vec.c: In function 'Shift':
bin_vec.c: bin_vec.c:201:8: 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:127:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
conv.c:   127 |  for( i=0 ; i<nr ; i++ )
conv.c:       |  ^~~
conv.c: conv.c:142:4: 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_mcnie4q1921_ref_timingleaks':
crypt.c: crypt.c:987:31: 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: 4, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`