Implementation notes: amd64, h4atom, crypto_dh/ecfp256e

Computer: h4atom
Architecture: amd64
CPU ID: GenuineIntel-000106ca-bfe9fbff
SUPERCOP version: 20160806
Operation: crypto_dh
Primitive: ecfp256e

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
2698184	`v01/w8s8`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160814	20160806
2722536	`v01/w8s4`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160814	20160806
2777912	`v01/w8s8`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160814	20160806
2780768	`v01/w8s8`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160814	20160806
2788000	`v01/w8s2`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160814	20160806
2790192	`v01/w8s8`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160814	20160806
2798472	`v01/w8s4`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160814	20160806
2811568	`v01/w8s4`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160814	20160806
2818200	`v01/w8s4`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160814	20160806
2858456	`v01/w8s2`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160814	20160806
2871824	`v01/w8s2`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160814	20160806
2879632	`v01/w8s2`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160814	20160806
2909968	`v01/w8s1`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160814	20160806
2978864	`v01/w8s1`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160814	20160806
2996232	`v01/w8s1`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160814	20160806
2998680	`v01/w8s1`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160814	20160806
4456776	`v01/var`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160814	20160806
4564168	`v01/var`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160814	20160806
4585904	`v01/var`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160814	20160806
4590728	`v01/var`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160814	20160806

Compiler output

Implementation: crypto_dh/ecfp256e/v01/var
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

alloc.c: alloc.c:77:11: warning: passing 'char [13]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
alloc.c: kn_exit("kn_init_fast", ERR_OUT_OF_MEMORY);
alloc.c: ^~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:92:11: warning: passing 'char [13]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
alloc.c: kn_exit("kn_free_fast", ERR_INVALID_MEMORY);
alloc.c: ^~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:108:11: warning: passing 'char [8]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
alloc.c: kn_exit("kn_kill", ERR_INVALID_MEMORY);
alloc.c: ^~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:131:11: warning: passing 'char [33]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
alloc.c: kn_exit("kn_alloc: cannot allocate memory", 0);
alloc.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:152:12: warning: passing 'char [8]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
alloc.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	v01/var v01/w8s1 v01/w8s2 v01/w8s4 v01/w8s8