Implementation notes: amd64, speed2supercop, crypto_hash/bash256

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240625
Operation: crypto_hash
Primitive: bash256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9360	10916 0 0	20936 800 728	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
9360	10513 0 0	21361 792 792	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
9388	11092 0 0	25184 800 744	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
9472	11092 0 0	24976 800 744	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
10880	10603 0 0	20751 760 800	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
10896	10717 0 0	21007 760 800	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
10916	11288 0 0	23559 760 800	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
11904	10364 0 0	19418 736 768	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625

Checksum failure

e8496f7c0a80f87022012d0e76a2ba92f75dbac914504b74b4def5f0e9ec0be8

Number of similar (implementation,compiler) pairs: 9, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`

Compiler output

bash_avx2.c: bash_avx2.c:70:2: error: "The compiler does not support AVX2 intrinsics."
bash_avx2.c: #error "The compiler does not support AVX2 intrinsics."
bash_avx2.c:  ^
bash_avx2.c: bash_avx2.c:271:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 S1,S2,T0,T1,T2,U0,U1,U2;
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:272:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W0 = LOADW( S + 0 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:273:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W1 = LOADW( S + 4 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:274:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W2 = LOADW( S + 8 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:275:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W3 = LOADW( S + 12 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:276:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W4 = LOADW( S + 16 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:277:5: error: use of undeclared identifier 'u256'
bash_avx2.c:     u256 W5 = LOADW( S + 20 );
bash_avx2.c:     ^
bash_avx2.c: bash_avx2.c:279:34: error: use of undeclared identifier 'S2'
bash_avx2.c: ...

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

Implementation	Compiler
`T:avx2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`