Implementation notes: aarch64, pmnod145, crypto_stream/chacha20

Computer: pmnod145
Architecture: aarch64
CPU ID: 431f0af1
SUPERCOP version: 20191017
Operation: crypto_stream
Primitive: chacha20

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
10125	14404 0 1	30704 864 816	`dolbeau/generic-gccsimd256`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
10225	15192 0 1	32208 864 824	`dolbeau/generic-gccsimd256`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
11875	7996 0 4	20302 856 808	`dolbeau/generic-gccsimd256`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
11925	8596 0 4	22147 864 824	`dolbeau/generic-gccsimd256`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
13750	3212 0 4	16747 864 824	`e/merged`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
13975	1928 0 4	13274 840 800	`e/merged`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14025	2268 0 4	14534 856 808	`e/merged`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14050	2804 0 4	16339 864 824	`e/ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14125	4612 0 4	18163 864 824	`e/regs`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14775	11160 0 1	28208 864 824	`dolbeau/arm-neon`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
14775	3820 0 4	16110 856 808	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14800	3168 0 4	14514 840 800	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14875	4516 0 4	18043 864 824	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
14900	10372 0 1	26704 864 816	`dolbeau/arm-neon`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
14925	4068 0 4	16390 856 808	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
15050	10820 0 1	27152 864 816	`dolbeau/generic-gccsimd128`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
15050	11544 0 1	28592 864 824	`dolbeau/generic-gccsimd128`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
15200	3284 0 4	14642 840 800	`dolbeau/generic-gccsimd128`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
15550	4612 0 4	18155 864 824	`dolbeau/generic-gccsimd128`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
15800	3900 0 4	16206 856 808	`dolbeau/generic-gccsimd128`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
15950	4156 0 4	16486 856 808	`dolbeau/generic-gccsimd128`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
16250	6772 0 4	18138 840 800	`dolbeau/generic-gccsimd256`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
16725	7720 0 4	20046 856 808	`dolbeau/generic-gccsimd256`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
17375	7200 0 1	23552 864 816	`e/merged`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
17675	7200 0 1	24256 864 824	`e/merged`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
17875	7684 0 1	24032 864 816	`e/regs`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
17875	7704 0 1	24768 864 824	`e/regs`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
18525	7576 0 1	24640 864 824	`e/ref`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O3_-fPIC_-fPIE`	20191018	20191017
19650	2028 0 4	14302 856 808	`e/regs`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
20550	6916 0 1	23264 864 816	`e/ref`	`armclang_-march=armv8a+crypto_-mcpu=thunderx2t99_-mtune=thunderx2t99_-O2_-fPIC_-fPIE`	20191018	20191017
20775	3544 0 4	15830 856 808	`e/merged`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
21800	1800 0 4	13146 840 800	`e/regs`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
23600	1996 0 4	14270 856 808	`e/ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
24100	2948 0 4	15246 856 808	`e/regs`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
25250	1664 0 4	13010 840 800	`e/ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
26800	2424 0 4	14718 856 808	`e/ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017

Compiler output

Implementation: dolbeau/arm-sve
Security model: unknown
Compiler: armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE

chacha.c: In file included from chacha.c:12:
chacha.c: /dibona_home_nfs/rdolbeau/opt/arm/arm-hpc-compiler-19.3_Generic-AArch64_RHEL-7_aarch64-linux/lib/clang/7.1.0/include/arm_sve.h:28:2: error: "SVE support not enabled"
chacha.c: #error "SVE support not enabled"
chacha.c: ^
chacha.c: In file included from chacha.c:95:
chacha.c: ./uX.h:21:9: error: expected ';' after expression
chacha.c: uint64_t vc = svcntb(); /* how many bytes in a vector */
chacha.c: ^
chacha.c: ;
chacha.c: ./uX.h:21:1: error: use of undeclared identifier 'uint64_t'
chacha.c: uint64_t vc = svcntb(); /* how many bytes in a vector */
chacha.c: ^
chacha.c: ./uX.h:21:10: error: use of undeclared identifier 'vc'
chacha.c: uint64_t vc = svcntb(); /* how many bytes in a vector */
chacha.c: ^
chacha.c: ./uX.h:21:15: warning: implicit declaration of function 'svcntb' is invalid in C99 [-Wimplicit-function-declaration]
chacha.c: uint64_t vc = svcntb(); /* how many bytes in a vector */
chacha.c: ^
chacha.c: ./uX.h:22:15: error: use of undeclared identifier 'vc'
chacha.c: if (bytes>=16*vc) {
chacha.c: ^
chacha.c: ./uX.h:24:3: error: unknown type name 'svuint32_t'; did you mean '__uint32_t'?
chacha.c: svuint32_t x_0 = svdup_n_u32(x[0]);
chacha.c: ^~~~~~~~~~
chacha.c: __uint32_t
chacha.c: ...

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE	dolbeau/arm-sve
armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O3 -fPIC -fPIE	dolbeau/arm-sve

Compiler output

Implementation: dolbeau/arm-sve
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

chacha.c: chacha.c:12:10: fatal error: arm_sve.h: No such file or directory
chacha.c: 12 | #include <arm_sve.h>
chacha.c: | ^~~~~~~~~~~
chacha.c: compilation terminated.

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/arm-sve
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/arm-sve
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/arm-sve
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/arm-sve

Compiler output

Implementation: krovetz/vec128
Security model: unknown
Compiler: armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE

stream.c: stream.c:80:2: error: -- Implementation supports only machines with neon, altivec or SSE2
stream.c: #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: ^
stream.c: stream.c:151:14: warning: implicit declaration of function 'NONCE' is invalid in C99 [-Wimplicit-function-declaration]
stream.c: vec s3 = NONCE(np);
stream.c: ^
stream.c: stream.c:151:9: error: initializing 'vec' (vector of 4 'unsigned int' values) with an expression of incompatible type 'int'
stream.c: vec s3 = NONCE(np);
stream.c: ^ ~~~~~~~~~
stream.c: stream.c:152:36: error: use of undeclared identifier 'VBPI'
stream.c: for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ^
stream.c: stream.c:91:19: note: expanded from macro 'BPI'
stream.c: #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: ^
stream.c: stream.c:152:36: error: use of undeclared identifier 'GPR_TOO'
stream.c: stream.c:91:26: note: expanded from macro 'BPI'
stream.c: #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: ^
stream.c: stream.c:155:19: error: use of undeclared identifier 'ONE'
stream.c: v7 = v3 + ONE;
stream.c: ^
stream.c: stream.c:176:13: warning: implicit declaration of function 'ROTW16' is invalid in C99 [-Wimplicit-function-declaration]
stream.c: DQROUND_VECTORS(v0,v1,v2,v3)
stream.c: ^
stream.c: ...

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE	krovetz/vec128
armclang -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O3 -fPIC -fPIE	krovetz/vec128

Compiler output

Implementation: krovetz/vec128
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.c: stream.c:80:2: error: #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: 80 | #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: | ^~~~~
stream.c: stream.c: In function 'crypto_stream_chacha20_krovetz_vec128_xor':
stream.c: stream.c:151:14: warning: implicit declaration of function 'NONCE' [-Wimplicit-function-declaration]
stream.c: 151 | vec s3 = NONCE(np);
stream.c: | ^~~~~
stream.c: stream.c:151:14: error: incompatible types when initializing type 'vec' {aka '__vector(4) unsigned int'} using type 'int'
stream.c: stream.c:91:19: error: 'VBPI' undeclared (first use in this function); did you mean 'BPI'?
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: | ^~~
stream.c: stream.c:91:19: note: each undeclared identifier is reported only once for each function it appears in
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: | ^~~
stream.c: stream.c:91:26: error: 'GPR_TOO' undeclared (first use in this function)
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128