Implementation notes: x86, thoth, crypto_aead/pi32cipher128v2

Computer: thoth
Architecture: x86
CPU ID: AuthenticAMD-00000622-0183f9ff
SUPERCOP version: 20160806
Operation: crypto_aead
Primitive: pi32cipher128v2

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
308073	`ref2`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160727	20160724
374495	`ref3`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160727	20160724
392916	`ref3`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160727	20160724
420369	`ref3`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160727	20160724
471863	`ref3`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160727	20160724
477899	`ref3`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160727	20160724
486946	`ref2`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160727	20160724
712845	`goptv`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160803	20160731
729828	`goptv`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160803	20160731
878187	`goptv`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20160803	20160731
2314766	`ref2`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20160727	20160724
2347302	`ref2`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20160727	20160724
2619821	`ref2`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160727	20160724
5190383	`goptv`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20160803	20160731

Test failure

Implementation: crypto_aead/pi32cipher128v2/optimized_nonSSE
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

error 111
crypto_aead_encrypt returns more than crypto_aead_ABYTES extra bytes

Number of similar (compiler,implementation) pairs: 10, namely:

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	optimized_nonSSE ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	optimized_nonSSE ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	optimized_nonSSE ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	optimized_nonSSE ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	optimized_nonSSE ref

Compiler output

Implementation: crypto_aead/pi32cipher128v2/goptv
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

pi-cipher.c: pi-cipher.c:273:15: error: cannot convert between vector values of different size ('qword_t' (vector of 4 'word_t' values) and 'uint8_t' (aka 'unsigned char'))
pi-cipher.c: return (x gt;>gt; ((PI_WORD_SIZE) - n));
pi-cipher.c: ~ ^ ~
pi-cipher.c: pi-cipher.c:273:26: error: cannot convert between vector values of different size ('qword_t' (vector of 4 'word_t' values) and 'int')
pi-cipher.c: return (x gt;>gt; ((PI_WORD_SIZE) - n));
pi-cipher.c: ~ ^ ~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:286:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:286:6: error: cannot convert between vector values of different size ('vchunk_t' (vector of 4 'word_t' values) and 'int')
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:287:6: error: cannot convert between vector values of different size ('vchunk_t' (vector of 4 'word_t' values) and 'int')
pi-cipher.c: n_t += __builtin_shuffle(y, n_mask);
pi-cipher.c: ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:289:8: error: cannot convert between vector values of different size ('unsigned int' and 'vchunk_t' (vector of 4 'word_t' values))
pi-cipher.c: n_t = ROTL(n_t, n_rot);
pi-cipher.c: ^~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:267:64: note: expanded from macro 'ROTL'
pi-cipher.c: #define ROTL(x, n) (((x) gt;>gt; (sizeof(word_t) * 8 - (n))))
pi-cipher.c: ~~~~~~~~~~~~~~~~~~ ^ ~~~
pi-cipher.c: pi-cipher.c:290:6: error: cannot convert between vector values of different size ('vchunk_t' (vector of 4 'word_t' values) and 'int')
pi-cipher.c: n_t ^= __builtin_shuffle(n_t, n_x_1) ^ __builtin_shuffle(n_t, n_x_2);
pi-cipher.c: ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:305:6: error: cannot convert between vector values of different size ('vchunk_t' (vector of 4 'word_t' values) and 'int')
pi-cipher.c: ...

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

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	goptv

Compiler output

Implementation: crypto_aead/pi32cipher128v2/goptv
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: SSE vector return without SSE enabled changes the ABI [-Wpsabi]
pi-cipher.c: {
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c: In function 'vect_ast':
pi-cipher.c: pi-cipher.c:337:10: note: The ABI for passing parameters with 16-byte alignment has changed in GCC 4.6
pi-cipher.c: vchunk_t vect_ast(vchunk_t x, vchunk_t y)
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:337:10: warning: SSE vector argument without SSE enabled changes the ABI [-Wpsabi]

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	goptv

Compiler output

Implementation: crypto_aead/pi32cipher128v2/goptv
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: SSE vector return without SSE enabled changes the ABI [-Wpsabi]
pi-cipher.c: {
pi-cipher.c: ^

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

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	goptv

Compiler output

Implementation: crypto_aead/pi32cipher128v2/goptv
Compiler: gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv

pi-cipher.c: pi-cipher.c: In function 'rotl_q':
pi-cipher.c: pi-cipher.c:272:1: warning: SSE vector return without SSE enabled changes the ABI [-Wpsabi]
pi-cipher.c: {
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c: In function 'vect_ast_precomputed_mu':
pi-cipher.c: pi-cipher.c:277:10: note: The ABI for passing parameters with 16-byte alignment has changed in GCC 4.6
pi-cipher.c: vchunk_t vect_ast_precomputed_mu(vchunk_t y)
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:277:10: warning: SSE vector argument without SSE enabled changes the ABI [-Wpsabi]

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

Compiler	Implementations
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	goptv
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	goptv