Implementation notes: amd64, skylake, crypto_stream/cryptmtv3

Computer: skylake
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20161026
Operation: crypto_stream
Primitive: cryptmtv3

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
6254	`e/v3`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
6254	`e/v3`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
6288	`e/v3`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
6292	`e/v3`	`clang -O3 -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
6292	`e/v3`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
6410	`e/v3`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20161215	20161026
6414	`e/v3`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20161215	20161026
6446	`e/v3`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
6448	`e/v3`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
6448	`e/v3`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
6456	`e/v3`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
6456	`e/v3`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20161215	20161026
6464	`e/v3`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20161215	20161026
6470	`e/v3`	`gcc -m64 -march=core-avx2 -O3 -fomit-frame-pointer`	20161215	20161026
6472	`e/v3`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161215	20161026
6484	`e/v3`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20161215	20161026
6488	`e/v3`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20161215	20161026
6488	`e/v3`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20161215	20161026
6490	`e/v3`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20161215	20161026
6504	`e/v3`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20161215	20161026
6504	`e/v3`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20161215	20161026
6510	`e/v3`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20161215	20161026
6512	`e/v3`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20161215	20161026
6512	`e/v3`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20161215	20161026
6516	`e/v3`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20161215	20161026
6518	`e/v3`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20161215	20161026
6520	`e/v3`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161215	20161026
6522	`e/v3`	`gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer`	20161215	20161026
6524	`e/v3`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20161215	20161026
6524	`e/v3`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20161215	20161026
6532	`e/v3`	`gcc -funroll-loops -O -fomit-frame-pointer`	20161215	20161026
6544	`e/v3`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
6544	`e/v3`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
6550	`e/v3`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20161215	20161026
6560	`e/v3`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
6566	`e/v3`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
6568	`e/v3`	`gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer`	20161215	20161026
6572	`e/v3`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20161215	20161026
6572	`e/v3`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
6572	`e/v3`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20161215	20161026
6574	`e/v3`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20161215	20161026
6584	`e/v3`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
6588	`e/v3`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20161215	20161026
6588	`e/v3`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20161215	20161026
6600	`e/v3`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20161215	20161026
6642	`e/v3`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20161215	20161026
6642	`e/v3`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20161215	20161026
6644	`e/v3`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20161215	20161026
6676	`e/v3`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20161215	20161026
6678	`e/v3`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20161215	20161026
6682	`e/v3`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161215	20161026
6684	`e/v3`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20161215	20161026
6690	`e/v3`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161215	20161026
6700	`e/v3`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20161215	20161026
6720	`e/v3`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20161215	20161026
6724	`e/v3`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
6732	`e/v3`	`gcc -m64 -march=core-avx2 -O -fomit-frame-pointer`	20161215	20161026
6734	`e/v3`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20161215	20161026
6740	`e/v3`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
6748	`e/v3`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20161215	20161026
6762	`e/v3`	`gcc -O3 -fomit-frame-pointer`	20161215	20161026
6786	`e/v3`	`gcc -m64 -O3 -fomit-frame-pointer`	20161215	20161026
6786	`e/v3`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
6788	`e/v3`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
6794	`e/v3`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
6810	`e/v3`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
6814	`e/v3`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
6818	`e/v3`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
6824	`e/v3`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
6834	`e/v3`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
6850	`e/v3`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20161215	20161026
6858	`e/v3`	`gcc -march=nocona -O -fomit-frame-pointer`	20161215	20161026
6870	`e/v3`	`gcc -O2 -fomit-frame-pointer`	20161215	20161026
6870	`e/v3`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
6870	`e/v3`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
6882	`e/v3`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20161215	20161026
6886	`e/v3`	`gcc -m64 -O2 -fomit-frame-pointer`	20161215	20161026
6986	`e/v3`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20161215	20161026
6990	`e/v3`	`gcc -O -fomit-frame-pointer`	20161215	20161026
6992	`e/v3`	`gcc -m64 -O -fomit-frame-pointer`	20161215	20161026
6996	`e/v3`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161215	20161026
6998	`e/v3`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
7000	`e/v3`	`gcc -march=k8 -O -fomit-frame-pointer`	20161215	20161026
7006	`e/v3`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20161215	20161026
7010	`e/v3`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20161215	20161026
7010	`e/v3`	`gcc -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
7016	`e/v3`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20161215	20161026
7042	`e/v3`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
7064	`e/v3`	`clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
7070	`e/v3`	`clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161215	20161026
7070	`e/v3`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161215	20161026
7080	`e/v3`	`clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161215	20161026
7138	`e/v3`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
7140	`e/v3`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
7178	`e/v3`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161215	20161026
7182	`e/v3`	`clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments`	20161215	20161026
7674	`e/v3`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161215	20161026
7678	`e/v3`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161215	20161026
7682	`e/v3`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20161215	20161026
7780	`e/v3`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
7786	`e/v3`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
7786	`e/v3`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
7788	`e/v3`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20161215	20161026
7788	`e/v3`	`gcc -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
7792	`e/v3`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
7794	`e/v3`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
7796	`e/v3`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
7798	`e/v3`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20161215	20161026
7800	`e/v3`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
7804	`e/v3`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20161215	20161026
7814	`e/v3`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
7816	`e/v3`	`gcc -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
7820	`e/v3`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20161215	20161026
7822	`e/v3`	`gcc -Os -fomit-frame-pointer`	20161215	20161026
7834	`e/v3`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
7834	`e/v3`	`gcc -m64 -Os -fomit-frame-pointer`	20161215	20161026
7836	`e/v3`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
8114	`e/v3`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20161215	20161026
40760	`e/v3`	`cc`	20161215	20161026
40860	`e/v3`	`gcc -funroll-loops`	20161215	20161026
40866	`e/v3`	`gcc`	20161215	20161026

Compiler output

Implementation: crypto_stream/cryptmtv3/e/v3
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

cryptmt-v3.c: In file included from cryptmt-v3.c:1:
cryptmt-v3.c: ./e/cryptmt-v3.c:189:18: warning: array index 156 is past the end of the array (which contains 156 elements) [-Warray-bounds]
cryptmt-v3.c: do_recursion(ps->gt;sfmt[N], ps->gt;sfmt[POS1], ps->gt;sfmt[N - 1]);
cryptmt-v3.c: ^ ~
cryptmt-v3.c: ./e/cryptmt-v3.c:25:5: note: array 'sfmt' declared here
cryptmt-v3.c: u32 sfmt[N][4];
cryptmt-v3.c: ^
cryptmt-v3.c: ./e/cryptmt-v3.c:403:27: warning: 'memset' call operates on objects of type 'ECRYPT_ctx' while the size is based on a different type 'ECRYPT_ctx *' [-Wsizeof-pointer-memaccess]
cryptmt-v3.c: memset(ctx, 0, sizeof(ctx));
cryptmt-v3.c: ~~~ ^~~
cryptmt-v3.c: ./e/cryptmt-v3.c:403:27: note: did you mean to dereference the argument to 'sizeof' (and multiply it by the number of elements)?
cryptmt-v3.c: memset(ctx, 0, sizeof(ctx));
cryptmt-v3.c: ^~~
cryptmt-v3.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 10, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	e/v3
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	e/v3
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	e/v3
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	e/v3
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	e/v3