Implementation notes: amd64, cherry, crypto_aead/elmd1000v2

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: elmd1000v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
474351	29092 0 500	45463 828 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
557727	27597 0 488	45054 844 1496	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
559171	27578 0 488	44598 844 1496	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
564301	25367 0 488	41166 844 1496	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
606122	18312 0 500	33535 828 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
645333	16676 0 488	30764 836 1496	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
760418	17684 0 500	32486 820 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
814806	17296 0 488	32012 836 1496	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
844074	16427 0 500	30090 804 1560	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625

Compiler output

encrypt.c: In file included from encrypt.c:12:
encrypt.c: ./module.h:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:         int i;
encrypt.c:             ^
encrypt.c: encrypt.c:147:44: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:         int i, j, flag=0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:                                                   ^
encrypt.c: encrypt.c:147:69: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:         int i, j, flag=0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:                                                                            ^
encrypt.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 (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

encrypt.c: In file included from encrypt.c:12:
encrypt.c: module.h: In function 'process_block':
encrypt.c: module.h:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:   139 |  int i;
encrypt.c:       |      ^
encrypt.c: encrypt.c: In function 'crypto_aead_elmd1000v2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:147:69: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:   147 |  int i, j, flag=0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                                                     ^~~~~~~~~~~
encrypt.c: encrypt.c:147:44: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:   147 |  int i, j, flag=0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                            ^~~~
encrypt.c: encrypt.c:147:35: warning: variable 'ozs' set but not used [-Wunused-but-set-variable]
encrypt.c:   147 |  int i, j, flag=0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
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 (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)`