Implementation notes: ppc64, power9, crypto_dh/curve25519

Computer: power9
Architecture: ppc64
CPU ID: unknown CPU ID
SUPERCOP version: 20210326
Operation: crypto_dh
Primitive: curve25519

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
614297	272 0 0	54635 684 1928	`T:ref`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614335	268 0 0	53931 684 1928	`T:ref`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614341	272 0 0	56255 684 1944	`T:ref`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614416	272 0 0	54611 684 1928	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614441	184 0 0	51231 684 1904	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
614548	268 0 0	53931 684 1928	`T:ref`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614554	184 0 0	56485 692 1920	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
614585	184 0 0	54981 692 1920	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
614609	180 0 0	50719 684 1904	`T:ref`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
614622	252 0 0	52027 676 1920	`T:ref`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
614627	272 0 0	55991 684 1944	`T:ref`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
615007	252 0 0	52027 676 1920	`T:ref`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
615055	272 0 0	55991 684 1944	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
615203	268 0 0	53931 684 1928	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
615322	184 0 0	51231 684 1904	`T:ref`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
615626	184 0 0	54373 692 1904	`T:ref`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
615720	368 0 0	56485 692 1920	`T:ref`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
616372	252 0 0	52091 676 1920	`T:ref`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
616726	180 0 0	50719 684 1904	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
623712	272 0 0	54611 684 1928	`T:ref`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
631552	184 0 0	54373 692 1904	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326

Test failure

Implementation: T:mpfq
Security model: timingleaks
Compiler: clang -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_dh not associative

Number of similar (compiler,implementation) pairs: 20, namely:

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

Test failure

Implementation: T:mpfq
Security model: timingleaks
Compiler: clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_dh not associative
error 111
crypto_dh not associative

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:mpfq

Compiler output

Implementation: T:mpfq
Security model: timingleaks
Compiler: clang -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Number of similar (compiler,implementation) pairs: 8, namely:

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

Compiler output

Implementation: T:mpfq
Security model: timingleaks
Compiler: clang -O3 -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: non-void function does not return a value [-Wreturn-type]
mpfq_p_25519.c: }
mpfq_p_25519.c: ^
mpfq_p_25519.c: 1 warning generated.
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: non-void function does not return a value [-Wreturn-type]
mpfq_p_25519.c: }
mpfq_p_25519.c: ^
mpfq_p_25519.c: 1 warning generated.

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:mpfq

Compiler output

Implementation: T:mpfq
Security model: timingleaks
Compiler: gcc -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

curve25519.c: In file included from curve25519.c:18:
curve25519.c: /home/supercop/supercop-20210326/supercop-data/power9/ppc64/include/gmp.h: In function 'mpfq_p_25519_reduce':
curve25519.c: /home/supercop/supercop-20210326/supercop-data/power9/ppc64/include/gmp.h:2121:22: note: the layout of aggregates containing vectors with 8-byte alignment has changed in GCC 5
curve25519.c: 2121 | (dst)[__gmp_j] = (src)[__gmp_j]; \
curve25519.c: | ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
curve25519.c: /home/supercop/supercop-20210326/supercop-data/power9/ppc64/include/gmp.h:2019:4: note: in expansion of macro '__GMPN_COPY_REST'
curve25519.c: 2019 | __GMPN_COPY_REST (dst, src, n, 1); \
curve25519.c: | ^~~~~~~~~~~~~~~~
curve25519.c: /home/supercop/supercop-20210326/supercop-data/power9/ppc64/include/gmp.h:2068:3: note: in expansion of macro '__GMPN_AORS_1'
curve25519.c: 2068 | __GMPN_AORS_1(cout, dst, src, n, v, +, __GMPN_ADDCB)
curve25519.c: | ^~~~~~~~~~~~~
curve25519.c: /home/supercop/supercop-20210326/supercop-data/power9/ppc64/include/gmp.h:2155:3: note: in expansion of macro '__GMPN_ADD_1'
curve25519.c: 2155 | __GMPN_ADD_1 (__gmp_c, __gmp_dst, __gmp_src, __gmp_size, __gmp_n);
curve25519.c: | ^~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq
gcc -mcpu=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq
gcc -mcpu=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:mpfq