Implementation notes: amd64, rumba7, crypto_aead/flexaead256b128v12

Computer: rumba7
Microarchitecture: amd64; Zen (800f11)
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: flexaead256b128v12

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
261871	10417 0 0	25388 796 1088	`T:opt1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
267795	11809 0 0	27397 804 1088	`T:opt1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
276740	12467 0 0	26483 844 1024	`T:opt1`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
280647	7779 0 0	21496 780 1056	`T:opt1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
281195	16791 0 0	33235 844 1024	`T:opt1`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
298220	15023 0 0	32027 844 1056	`T:opt1`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
302666	15023 0 0	32403 844 1056	`T:opt1`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
312127	15131 0 0	30363 820 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
316632	14063 0 0	28637 836 1088	`T:opt1`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
317033	12118 0 0	26123 844 1024	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
318790	17369 0 0	33163 820 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
326902	22587 0 0	39019 844 1024	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
347955	16109 0 0	33323 844 1056	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
348019	16013 0 0	32851 844 1056	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
349380	11188 0 0	25709 836 1088	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
436520	6382 0 0	20278 796 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625

Compiler output

encrypt.c: In function 'memcpyopt',
encrypt.c:     inlined from 'dirMixQuartersLayer' at encrypt.c:954:2,
encrypt.c:     inlined from 'dirPFK' at encrypt.c:1423:3,
encrypt.c:     inlined from 'FlexAEADv1_init' at encrypt.c:674:3:
encrypt.c: encrypt.c:697:42: warning: 'keystate' may be used uninitialized [-Wmaybe-uninitialized]
encrypt.c:   697 |             *((crypto_uint64 *) (a+i)) = *((crypto_uint64 *) (b+i));
encrypt.c:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'FlexAEADv1_init':
encrypt.c: encrypt.c:629:23: note: 'keystate' declared here
encrypt.c:   629 |         unsigned char keystate[KEYSIZE];
encrypt.c:       |                       ^~~~~~~~
encrypt.c: In function 'memcpyopt',
encrypt.c:     inlined from 'dirMixQuartersLayer' at encrypt.c:954:2,
encrypt.c:     inlined from 'dirPFK' at encrypt.c:1423:3,
encrypt.c:     inlined from 'FlexAEADv1_init' at encrypt.c:674:3:
encrypt.c: encrypt.c:707:42: warning: 'keystate' may be used uninitialized [-Wmaybe-uninitialized]
encrypt.c:   707 |             *((crypto_uint16 *) (a+i)) = *((crypto_uint16 *) (b+i));
encrypt.c:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'FlexAEADv1_init':
encrypt.c: encrypt.c:629:23: note: 'keystate' declared here
encrypt.c:   629 |         unsigned char keystate[KEYSIZE];
encrypt.c:       |                       ^~~~~~~~
encrypt.c: In function 'memcpyopt',
encrypt.c:     inlined from 'dirMixQuartersLayer' at encrypt.c:954:2,
encrypt.c:     inlined from 'dirPFK' at encrypt.c:1423:3,
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:opt1`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Compiler output

encrypt.c: encrypt.c:777:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         dirPFK( block, (*self).nBytes, ((*self).subkeys + SUBKEY0),  (*self).nRounds, (*self).state );
encrypt.c:         ^
encrypt.c: encrypt.c:774:5: note: previous statement is here
encrypt.c:     for( unsigned i = 0; i<(*self).nBytes; i+=8)
encrypt.c:     ^
encrypt.c: encrypt.c:799:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         invPFK( block, (*self).nBytes, ((*self).subkeys + SUBKEY1),  (*self).nRounds, (*self).state );
encrypt.c:         ^
encrypt.c: encrypt.c:796:5: note: previous statement is here
encrypt.c:     for( unsigned i = 0; i<(*self).nBytes; i+=8)
encrypt.c:     ^
encrypt.c: 2 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

encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   585 |                 *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.c:       |                 ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset 16 into destination object 'state' of size 16
encrypt.c:    48 |    unsigned char state[BLOCKSIZE];
encrypt.c:       |                  ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:586:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   586 |                 *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c:       |                 ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset [17, 4294967281] into destination object 'state' of size 16
encrypt.c:    48 |    unsigned char state[BLOCKSIZE];
encrypt.c:       |                  ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   585 |                 *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.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)`