Implementation notes: amd64, margaux, crypto_aead/minalpherv1

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: minalpherv1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4361764	9687 0 0	26335 812 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
5466383	7587 0 0	23071 812 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
7605197	5217 0 0	18938 788 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
7924276	6353 0 0	21268 796 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625

Compiler output

encrypt.c: encrypt.c:223:53: warning: '&' within '^' [-Wbitwise-op-parentheses]
encrypt.c:     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:                                ~ ~~~~~~~~~~~~~~~~~~~^~~~~
encrypt.c: encrypt.c:223:53: note: place parentheses around the '&' expression to silence this warning
encrypt.c:     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:                                                     ^
encrypt.c:                                  (                       )
encrypt.c: encrypt.c:223:110: warning: '&' within '^' [-Wbitwise-op-parentheses]
encrypt.c:     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:                                                                                         ~ ~~~~~~~~~~~~~~~~~~~^~~~~
encrypt.c: encrypt.c:223:110: note: place parentheses around the '&' expression to silence this warning
encrypt.c:     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:                                                                                                              ^
encrypt.c:                                                                                           (                       )
encrypt.c: encrypt.c:483:25: warning: variable 'j' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned long long i, j, blocknum;
encrypt.c:                         ^
encrypt.c: encrypt.c:570:9: warning: variable 'pad' set but not used [-Wunused-but-set-variable]
encrypt.c:         int d, pad, cnt;
encrypt.c:                ^
encrypt.c: encrypt.c:570:14: warning: variable 'cnt' set but not used [-Wunused-but-set-variable]
encrypt.c:         int d, pad, cnt;
encrypt.c:                     ^
encrypt.c: encrypt.c:800:7: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
encrypt.c:   int ret;
encrypt.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 (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

encrypt.c: encrypt.c: In function 'E':
encrypt.c: encrypt.c:223:53: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
encrypt.c:   223 |     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
encrypt.c: encrypt.c:223:110: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
encrypt.c:   223 |     t = ( ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f )<<4 ) | ( ((unsigned char)i) ^ ((unsigned char)_r)&0x0f );
encrypt.c:       |                                                                                           ~~~~~~~~~~~~~~~~~~~^~~~~
encrypt.c: encrypt.c: In function 'AEAD_TGEN':
encrypt.c: encrypt.c:483:25: warning: variable 'j' set but not used [-Wunused-but-set-variable]
encrypt.c:   483 |   unsigned long long i, j, blocknum;
encrypt.c:       |                         ^
encrypt.c: encrypt.c: In function 'AEAD_MGEN':
encrypt.c: encrypt.c:570:21: warning: variable 'cnt' set but not used [-Wunused-but-set-variable]
encrypt.c:   570 |         int d, pad, cnt;
encrypt.c:       |                     ^~~
encrypt.c: encrypt.c:570:16: warning: variable 'pad' set but not used [-Wunused-but-set-variable]
encrypt.c:   570 |         int d, pad, cnt;
encrypt.c:       |                ^~~
encrypt.c: encrypt.c: In function 'crypto_mac_gen':
encrypt.c: encrypt.c:800:7: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
encrypt.c:   800 |   int ret;
encrypt.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 (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`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)`