Implementation notes: amd64, samba, crypto_kem/ledakem33sl

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: ledakem33sl
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
7934202101668 1173512 52135179 1174364 1888T:portableoptclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121520231212
793514986703 1173512 52120067 1174364 1792T:portableoptclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121520231212
928690075922 1173512 52108548 1174332 1856T:portableoptgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121520231212
1236525647739 1173512 5277885 1174356 1888T:portableoptclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121520231212
1328706050620 1173512 5280651 1174364 1792T:portableoptclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121520231212
1703402750283 1173512 5281076 1174332 1856T:portableoptgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121520231212
1907648147392 1173512 5277468 1174332 1856T:portableoptgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121520231212
2399409566640 72 5298709 932 1792T:portableoptclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121520231212

Test failure

Implementation: T:portableopt
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE
error 111

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:portableopt

Compiler output

Implementation: T:portableopt
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE
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 (compiler,implementation) pairs: 1, namely:
CompilerImplementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:portableopt