Implementation notes: amd64, speed2supercop, crypto_kem/ledakem53sl

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: ledakem53sl

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
20418464	107565 1861640 52	138469 1862440 1600	`T:portableopt`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
20677616	88281 1861640 52	119077 1862440 1600	`T:portableopt`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
23266944	59708 1861640 52	89621 1862400 1664	`T:portableopt`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
29807068	49922 1861640 52	77301 1862440 1600	`T:portableopt`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
30913876	44874 1861640 52	72837 1862400 1664	`T:portableopt`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
31014464	48012 1861640 52	75615 1862432 1696	`T:portableopt`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
33369520	41846 1861640 52	69349 1862400 1664	`T:portableopt`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
48043608	47308 72 52	77016 880 1600	`T:portableopt`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625
81980036	29001 1861640 52	55493 1862392 1632	`T:portableopt`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240711	20240625

Compiler output

gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c: In function 'gf2x_mod_fmac':
gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c:805:39: warning: iteration 1 invokes undefined behavior [-Waggressive-loop-optimizations]
gf2x_arith_mod_xPplusOne.c:   805 |             result[j] ^= (shifted_temp[j] << low_shift_amt) | ( zeroshift_mask &
gf2x_arith_mod_xPplusOne.c:       |                           ~~~~~~~~~~~~^~~
gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c:804:18: note: within this loop
gf2x_arith_mod_xPplusOne.c:   804 |         for (; j < NUM_DIGITS_GF2X_ELEMENT-1 ; j++) {
gf2x_arith_mod_xPplusOne.c:       |                ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 2, namely:

Implementation	Compiler
`T:portableopt`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:portableopt`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`