Implementation notes: amd64, h8bobcat, crypto_stream/tpy

Computer: h8bobcat
Microarchitecture: amd64; Bobcat (500f10)
Architecture: amd64
CPU ID: AuthenticAMD-00500f20-178bfbff
SUPERCOP version: 20240625
Operation: crypto_stream
Primitive: tpy

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
19955	4085 0 34337	15814 808 35136	`T:e/tpy`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
20468	5192 0 34337	18540 816 35136	`T:e/tpy`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
20577	4048 0 34337	16380 816 35136	`T:e/tpy`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
22729	3773 218 34340	15689 978 35200	`T:e/tpy`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
22743	4476 218 34340	18070 1002 35232	`T:e/tpy`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
22757	5628 218 34340	20790 1002 35232	`T:e/tpy`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
24045	4366 218 34340	17509 994 35232	`T:e/tpy`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
32732	5192 0 34337	19684 816 35136	`T:e/tpy`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
34913	6161 0 34337	20876 816 35136	`T:e/tpy`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625

Compiler output

tpy.c: In file included from tpy.c:1:
tpy.c: ./e/tpy.c:93:7: warning: unused variable 'keysizeb' [-Wunused-variable]
tpy.c:   int keysizeb=(keysize+7)>>3;
tpy.c:       ^
tpy.c: ./e/tpy.c:215:7: warning: unused variable 'bl' [-Wunused-variable]
tpy.c:   int bl;
tpy.c:       ^
tpy.c: ./e/tpy.c:355:7: warning: unused variable 'output1b' [-Wunused-variable]
tpy.c:           u8 output1b[4];
tpy.c:              ^
tpy.c: ./e/tpy.c:310:7: warning: unused variable 'bl' [-Wunused-variable]
tpy.c:   int bl;
tpy.c:       ^
tpy.c: 4 warnings generated.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:e/tpy`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:e/tpy`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:e/tpy`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:e/tpy`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:e/tpy`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

tpy.c: In file included from tpy.c:1:
tpy.c: e/tpy.c: In function 'crypto_stream_tpy_e_tpy_timingleaks_ECRYPT_ivsetup':
tpy.c: e/tpy.c:93:7: warning: unused variable 'keysizeb' [-Wunused-variable]
tpy.c:    93 |   int keysizeb=(keysize+7)>>3;
tpy.c:       |       ^~~~~~~~
tpy.c: e/tpy.c: In function 'crypto_stream_tpy_e_tpy_timingleaks_ECRYPT_process_bytes':
tpy.c: e/tpy.c:215:7: warning: unused variable 'bl' [-Wunused-variable]
tpy.c:   215 |   int bl;
tpy.c:       |       ^~
tpy.c: e/tpy.c: In function 'crypto_stream_tpy_e_tpy_timingleaks_ECRYPT_keystream_bytes':
tpy.c: e/tpy.c:355:14: warning: unused variable 'output1b' [-Wunused-variable]
tpy.c:   355 |           u8 output1b[4];
tpy.c:       |              ^~~~~~~~
tpy.c: e/tpy.c:310:7: warning: unused variable 'bl' [-Wunused-variable]
tpy.c:   310 |   int bl;
tpy.c:       |       ^~

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:e/tpy`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:e/tpy`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:e/tpy`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:e/tpy`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`