Implementation notes: ppc64, power9, crypto_stream/salsa20

Computer: power9
Architecture: ppc64
CPU ID: unknown CPU ID
SUPERCOP version: 20210326
Operation: crypto_stream
Primitive: salsa20

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
13373	4080 0 1	22473 684 1144	`e/merged`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13394	4080 0 1	22473 684 1144	`e/merged`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13400	4096 0 1	24617 684 1144	`e/merged`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13408	8192 0 2	24617 684 1144	`e/merged`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13465	2616 0 1	17331 676 1136	`e/merged`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13490	2616 0 1	17331 676 1136	`e/merged`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13539	2784 0 1	18003 676 1136	`e/merged`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13575	2784 0 1	18003 676 1136	`e/merged`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
13824	3872 0 1	22889 684 1144	`e/merged`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
14047	3920 0 4	22159 676 1152	`e/merged`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14072	3920 0 4	22159 676 1152	`e/merged`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14073	4916 0 4	24591 676 1160	`e/merged`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14078	4916 0 4	24591 676 1160	`e/merged`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14121	4936 0 4	24879 676 1160	`e/merged`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14158	3860 0 4	22111 676 1152	`e/merged`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14606	2764 0 4	18639 668 1144	`e/merged`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14606	2764 0 4	18639 668 1144	`e/merged`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14615	2764 0 4	18639 668 1144	`e/merged`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14738	3540 0 4	21250 676 1144	`e/merged`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14925	3552 0 4	21282 676 1144	`e/merged`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
14955	3552 0 4	21282 676 1144	`e/merged`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
15490	15062 1640 0	1858268 146232 17312	`T:cryptopp`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
15541	13598 1640 0	1854644 146232 17312	`T:cryptopp`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
15705	6981 992 0	1846269 145592 17312	`T:cryptopp`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
16133	17845 3720 0	1856816 148096 17432	`T:cryptopp`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
16921	4236 0 4	23915 676 1160	`e/regs`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
16953	4236 0 4	23915 676 1160	`e/regs`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17042	4236 0 4	23915 676 1160	`e/ref`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17048	4236 0 4	23915 676 1160	`e/ref`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17070	4336 0 4	24299 676 1160	`e/ref`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17129	4336 0 4	24299 676 1160	`e/regs`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17162	2424 0 1	17131 676 1136	`e/regs`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17180	2424 0 1	17131 676 1136	`e/regs`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17372	3568 0 1	21961 684 1144	`e/ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17379	2624 0 1	17835 676 1136	`e/regs`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17394	3536 0 1	22537 684 1144	`e/ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17406	7136 0 2	24073 684 1144	`e/ref`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17406	3568 0 1	24073 684 1144	`e/ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17454	7264 0 2	24137 684 1144	`e/regs`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17462	3632 0 1	24137 684 1144	`e/regs`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17469	3568 0 1	21961 684 1144	`e/ref`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17508	3632 0 1	22025 684 1144	`e/regs`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17639	2624 0 1	17835 676 1136	`e/regs`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17782	3600 0 1	22601 684 1144	`e/regs`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
17816	3448 0 4	21675 676 1152	`e/regs`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17823	3448 0 4	21675 676 1152	`e/regs`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
17914	3452 0 4	21723 676 1152	`e/regs`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
18559	2640 0 0	23499 676 1160	`ref`	`gcc_-mcpu=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
18606	2640 0 0	23499 676 1160	`ref`	`gcc_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
18719	4680 0 0	24105 684 1136	`ref`	`clang_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
18719	2340 0 0	24105 684 1136	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
18719	2940 0 0	24087 676 1160	`ref`	`gcc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
18759	2024 0 0	22281 684 1136	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
18762	2340 0 0	21993 684 1136	`ref`	`clang_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
18779	2340 0 0	21993 684 1136	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
18923	3396 0 4	21651 676 1152	`e/ref`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
18983	916 0 0	17979 668 1144	`ref`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19024	3448 0 4	21675 676 1152	`e/ref`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19068	3448 0 4	21675 676 1152	`e/ref`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19124	3632 0 1	22025 684 1144	`e/regs`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
19188	948 0 0	17419 676 1136	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
19226	948 0 0	17419 676 1136	`ref`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
19256	892 0 0	16875 676 1136	`ref`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
19290	1644 0 0	21139 676 1152	`ref`	`gcc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19414	892 0 0	16875 676 1136	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
19425	1664 0 0	21087 676 1152	`ref`	`gcc_-mcpu=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19444	1664 0 0	21087 676 1152	`ref`	`gcc_-mcpu=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
19907	3508 0 4	21262 676 1144	`e/regs`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20180	3508 0 4	21262 676 1144	`e/regs`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20324	916 0 0	17947 668 1144	`ref`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20453	2484 0 4	18339 668 1144	`e/ref`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20476	2484 0 4	18339 668 1144	`e/ref`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20636	2484 0 4	18371 668 1144	`e/ref`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20691	916 0 0	17947 668 1144	`ref`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
20919	3496 0 4	21230 676 1144	`e/regs`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21222	1876 0 0	20822 676 1144	`ref`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21368	2604 0 4	18479 668 1144	`e/regs`	`gcc_-mcpu=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21457	1876 0 0	20822 676 1144	`ref`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21458	2604 0 4	18479 668 1144	`e/regs`	`gcc_-mcpu=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21463	1780 0 0	20694 676 1144	`ref`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
21548	2604 0 4	18479 668 1144	`e/regs`	`gcc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
22082	2328 0 1	17035 676 1136	`e/ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
22153	2328 0 1	17035 676 1136	`e/ref`	`clang_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
22294	2528 0 1	17739 676 1136	`e/ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
22834	2528 0 1	17739 676 1136	`e/ref`	`clang_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210422	20210326
23097	3480 0 4	21230 676 1144	`e/ref`	`gcc_-mcpu=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
23798	3468 0 4	21198 676 1144	`e/ref`	`gcc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326
23834	3480 0 4	21230 676 1144	`e/ref`	`gcc_-mcpu=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210422	20210326

Test failure

Implementation: e/ppc-altivec
Security model: constbranchindex
Compiler: clang -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_stream writes before output

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

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

Test failure

Implementation: e/ppc-altivec
Security model: constbranchindex
Compiler: clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_stream writes before output
error 111
crypto_stream writes before output

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

Compiler	Implementations
clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec

Compiler output

Implementation: e/ppc-altivec
Security model: constbranchindex
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	e/ppc-altivec
clang -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec

Compiler output

Implementation: e/ppc-altivec
Security model: constbranchindex
Compiler: clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

salsa20.c: In file included from salsa20.c:1:
salsa20.c: ./e/salsa20.c:22:3: warning: implicitly declaring library function 'memcpy' with type 'void *(void *, const void *, unsigned long)' [-Wimplicit-function-declaration]
salsa20.c: memcpy(x->myaligned.input + 4,k,16);
salsa20.c: ^
salsa20.c: ./e/salsa20.c:22:3: note: include the header <string.h> or explicitly provide a declaration for 'memcpy'
salsa20.c: ./e/salsa20.c:39:3: warning: implicitly declaring library function 'memset' with type 'void *(void *, int, unsigned long)' [-Wimplicit-function-declaration]
salsa20.c: memset(x->myaligned.input + 32,0,8);
salsa20.c: ^
salsa20.c: ./e/salsa20.c:39:3: note: include the header <string.h> or explicitly provide a declaration for 'memset'
salsa20.c: ./e/salsa20.c:82:9: warning: assigning to 'const u8 *' (aka 'const unsigned char *') from 'char *' converts between pointers to integer types with different sign [-Wpointer-sign]
salsa20.c: m = (char *) tmp;
salsa20.c: ^ ~~~~~~~~~~~~
salsa20.c: ./e/salsa20.c:84:9: warning: assigning to 'u8 *' (aka 'unsigned char *') from 'char *' converts between pointers to integer types with different sign [-Wpointer-sign]
salsa20.c: c = (char *) tmp;
salsa20.c: ^ ~~~~~~~~~~~~
salsa20.c: 4 warnings generated.
salsa20.c: In file included from salsa20.c:1:
salsa20.c: ./e/salsa20.c:22:3: warning: implicitly declaring library function 'memcpy' with type 'void *(void *, const void *, unsigned long)' [-Wimplicit-function-declaration]
salsa20.c: memcpy(x->myaligned.input + 4,k,16);
salsa20.c: ^
salsa20.c: ./e/salsa20.c:22:3: note: include the header <string.h> or explicitly provide a declaration for 'memcpy'
salsa20.c: ./e/salsa20.c:39:3: warning: implicitly declaring library function 'memset' with type 'void *(void *, int, unsigned long)' [-Wimplicit-function-declaration]
salsa20.c: memset(x->myaligned.input + 32,0,8);
salsa20.c: ^
salsa20.c: ./e/salsa20.c:39:3: note: include the header <string.h> or explicitly provide a declaration for 'memset'
salsa20.c: ./e/salsa20.c:82:9: warning: assigning to 'const u8 *' (aka 'const unsigned char *') from 'char *' converts between pointers to integer types with different sign [-Wpointer-sign]
salsa20.c: m = (char *) tmp;
salsa20.c: ^ ~~~~~~~~~~~~
salsa20.c: ./e/salsa20.c:84:9: warning: assigning to 'u8 *' (aka 'unsigned char *') from 'char *' converts between pointers to integer types with different sign [-Wpointer-sign]
salsa20.c: c = (char *) tmp;
salsa20.c: ^ ~~~~~~~~~~~~
salsa20.c: 4 warnings generated.

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

Compiler	Implementations
clang -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	e/ppc-altivec

Compiler output

Implementation: e/ppc-altivec
Security model: constbranchindex
Compiler: gcc -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

salsa20.c: In file included from salsa20.c:1:
salsa20.c: e/salsa20.c: In function 'crypto_stream_salsa20_e_ppc_altivec_constbranchindex_ECRYPT_keysetup':
salsa20.c: e/salsa20.c:22:3: warning: implicit declaration of function 'memcpy' [-Wimplicit-function-declaration]
salsa20.c: 22 | memcpy(x->myaligned.input + 4,k,16);
salsa20.c: | ^~~~~~
salsa20.c: e/salsa20.c:22:3: warning: incompatible implicit declaration of built-in function 'memcpy'
salsa20.c: e/salsa20.c:9:1: note: include '<string.h>' or provide a declaration of 'memcpy'
salsa20.c: 8 | #include "ecrypt-sync.h"
salsa20.c: +++ |+#include <string.h>
salsa20.c: 9 |
salsa20.c: e/salsa20.c: In function 'crypto_stream_salsa20_e_ppc_altivec_constbranchindex_ECRYPT_ivsetup':
salsa20.c: e/salsa20.c:38:3: warning: incompatible implicit declaration of built-in function 'memcpy'
salsa20.c: 38 | memcpy(x->myaligned.input + 24,iv,8);
salsa20.c: | ^~~~~~
salsa20.c: e/salsa20.c:38:3: note: include '<string.h>' or provide a declaration of 'memcpy'
salsa20.c: e/salsa20.c:39:3: warning: implicit declaration of function 'memset' [-Wimplicit-function-declaration]
salsa20.c: 39 | memset(x->myaligned.input + 32,0,8);
salsa20.c: | ^~~~~~
salsa20.c: e/salsa20.c:39:3: warning: incompatible implicit declaration of built-in function 'memset'
salsa20.c: e/salsa20.c:39:3: note: include '<string.h>' or provide a declaration of 'memset'

Number of similar (compiler,implementation) pairs: 12, namely:

Compiler	Implementations
gcc -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec
gcc -mcpu=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	e/ppc-altivec