Implementation notes: amd64, gcc68, crypto_dh/curve25519

Computer: gcc68
Architecture: amd64
CPU ID: AuthenticAMD-00800f82-178bfbff
SUPERCOP version: 20191221
Operation: crypto_dh
Primitive: curve25519

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
489216	155 0 0	41435 792 1608	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
489248	155 0 0	41435 792 1608	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
489248	155 0 0	41811 792 1576	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
489472	155 0 0	41563 792 1608	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
490432	151 0 0	38497 784 1576	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
490432	164 0 0	39332 808 1608	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
490496	161 0 0	39612 808 1608	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
498912	146 0 0	38324 800 1608	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
500672	161 0 0	41052 808 1608	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
727776	21011 0 0	194730 1024 1672	`mpfq`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
789152	8226 0 0	180641 1016 1672	`mpfq`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
793472	18302 0 0	191593 1016 1672	`mpfq`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
821120	26349 0 0	201378 1024 1672	`mpfq`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
852192	22337 0 0	197759 984 1640	`mpfq`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
879104	21439 0 0	196471 984 1672	`mpfq`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
880544	21439 0 0	196471 984 1672	`mpfq`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
881952	15835 0 0	187791 968 1640	`mpfq`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221
882496	21541 0 0	196679 984 1672	`mpfq`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191222	20191221

Compiler output

Implementation: mpfq
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

mpfq_p_25519.c: In file included from mpfq_p_25519.c:5:
mpfq_p_25519.c: ./x86_64/mpfq_p_25519.c:111:1: warning: control reaches end of non-void function [-Wreturn-type]
mpfq_p_25519.c: }
mpfq_p_25519.c: ^
mpfq_p_25519.c: 1 warning generated.

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq

Namespace violations

Implementation: mpfq
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

curve25519.o ECmul T
curve25519.o ECprint T
curve25519.o read_mp T
mpfq_p_25519.o mpfq_p_25519_field_clear T
mpfq_p_25519.o mpfq_p_25519_field_init T
mpfq_p_25519.o mpfq_p_25519_field_tricks T
mpfq_p_25519.o mpfq_p_25519_inv T
mpfq_p_25519.o mpfq_p_25519_print T
mpfq_p_25519.o mpfq_p_25519_random T
mpfq_p_25519.o mpfq_p_25519_random2 T
mpfq_p_25519.o mpfq_p_25519_read T
mpfq_p_25519.o mpfq_p_25519_write T

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	mpfq
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	mpfq
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	mpfq
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	mpfq
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	mpfq