Implementation notes: ppc64, power9, crypto_aead/lacv1

Computer: power9
Architecture: ppc64
CPU ID: unknown CPU ID
SUPERCOP version: 20210326
Operation: crypto_aead
Primitive: lacv1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
682710	9960 16 0	31104 700 1232	`T:ref`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
688619	9984 16 0	30896 700 1232	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
689464	9984 16 0	30896 700 1232	`T:ref`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
2403066	8704 16 0	28902 700 1208	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
2435596	19248 32 0	31430 700 1208	`T:ref`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
2439988	9624 16 0	31430 700 1208	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
2451198	9328 16 0	29030 700 1200	`T:ref`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
2453557	9328 16 0	29030 700 1200	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
3761671	5116 16 0	21648 692 1200	`T:ref`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
3814972	6400 16 0	24787 692 1208	`T:ref`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3816897	6400 16 0	24787 692 1208	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3913020	6100 16 0	25616 692 1216	`T:ref`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3916574	6100 16 0	25616 692 1216	`T:ref`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3929944	6200 16 0	24599 692 1208	`T:ref`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3930980	5116 16 0	21648 692 1200	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
3952467	4420 16 0	21272 684 1208	`T:ref`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3954105	4420 16 0	21272 684 1208	`T:ref`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
3955799	6136 16 0	25684 692 1216	`T:ref`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
4102023	4416 16 0	20464 692 1200	`T:ref`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
4124007	4416 16 0	20464 692 1200	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
4128523	4372 16 0	21304 684 1208	`T:ref`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326

Compiler output

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

encrypt.c: encrypt.c: In function 'crypto_aead_lacv1_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:29:22: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 29 | xpad[xpadlen - 1] = ((xlen * 8) >> 0) & 0xff;
encrypt.c: | ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:425:27: note: at offset 0 to an object with size 0 allocated by 'malloc' here
encrypt.c: 425 | mpad = (unsigned char *)malloc(mpadlen); //the array to store padded message(mpad bytes)
encrypt.c: | ^~~~~~~~~~~~~~~

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

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

Namespace violations

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

encrypt.o E T
encrypt.o G T
encrypt.o Gleak T
encrypt.o KS T
encrypt.o S D
encrypt.o key_sched_LBlocks T
encrypt.o padding T

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

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

Namespace violations

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

encrypt.o E T
encrypt.o E T
encrypt.o G T
encrypt.o G T
encrypt.o Gleak T
encrypt.o Gleak T
encrypt.o KS T
encrypt.o KS T
encrypt.o S D
encrypt.o S D
encrypt.o key_sched_LBlocks T
encrypt.o key_sched_LBlocks T
encrypt.o padding T
encrypt.o padding T

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

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