Implementation notes: amd64, comet, crypto_hash/mcssha5

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_hash
Primitive: mcssha5

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
64110	4966 0 0	17865 852 896	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
68704	4754 0 0	15628 780 960	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
68708	5619 0 0	18444 780 960	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
68780	4312 0 0	14675 772 960	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
68898	4214 0 0	14809 852 896	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
70326	5886 0 0	20377 852 960	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
70468	6154 0 0	20233 852 928	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
73853	3571 0 0	12903 756 928	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625
74332	5008 0 0	16391 844 960	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240629	20240625

Compiler output

mcssha5.c: mcssha5.c:55:8: warning: unused variable 'filename' [-Wunused-variable]
mcssha5.c:                 char filename[128];
mcssha5.c:                      ^
mcssha5.c: 1 warning 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_14.0.6)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`

Compiler output

mcssha5.c: mcssha5.c: In function 'Init':
mcssha5.c: mcssha5.c:61:23: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha5.c:    61 |         if(hashbitlen == 224 | hashbitlen == 256)
mcssha5.c:       |            ~~~~~~~~~~~^~~~~~
mcssha5.c: mcssha5.c:55:22: warning: unused variable 'filename' [-Wunused-variable]
mcssha5.c:    55 |                 char filename[128];
mcssha5.c:       |                      ^~~~~~~~
mcssha5.c: mcssha5.c: In function 'Update':
mcssha5.c: mcssha5.c:104:17: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
mcssha5.c:   104 |         if(data == NULL & databitlen == 0)return(SUCCESS);
mcssha5.c:       |                 ^
mcssha5.c: mcssha5.c:105:25: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
mcssha5.c:   105 |                 if(data == NULL & databitlen != 0)return(BAD_HASHBITLEN);
mcssha5.c:       |                         ^
mcssha5.c: mcssha5.c:123:29: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha5.c:   123 |            if(c->hashbitlen == 224 | c->hashbitlen == 256)
mcssha5.c:       |               ~~~~~~~~~~~~~~^~~~~~
mcssha5.c: mcssha5.c:169:29: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha5.c:   169 |            if(c->hashbitlen == 224 | c->hashbitlen == 256)
mcssha5.c:       |               ~~~~~~~~~~~~~~^~~~~~
mcssha5.c: mcssha5.c: In function 'Final':
mcssha5.c: mcssha5.c:243:26: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
mcssha5.c:   243 |         if(c->hashbitlen == 224 | c->hashbitlen == 256)
mcssha5.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 (12.2.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`