Implementation notes: amd64, shoe, crypto_aead/elmd1000v2

Computer: shoe
Microarchitecture: amd64; Broadwell+AES (306d4)
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: elmd1000v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
225366	28938 0 500	45799 828 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
250161	27578 0 488	44574 844 1496	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
251387	23959 0 488	41534 844 1528	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
252028	27311 0 488	44958 844 1528	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
257608	16870 0 488	31068 836 1496	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
271015	18013 0 500	33103 828 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
302268	17705 0 500	32470 820 1560	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
321090	17328 0 488	31892 836 1496	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
335594	16420 0 500	30066 804 1560	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	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)`