Implementation notes: armeabi, pi2, crypto_hash/simd256

Computer: pi2
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20160731
Operation: crypto_hash
Primitive: simd256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
202548	`sphlib`	`gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
219138	`sphlib`	`gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
234548	`opt`	`gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
239560	`sphlib`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160806	20160731
241126	`sphlib`	`gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv`	20160806	20160731
241440	`sphlib`	`gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv`	20160806	20160731
252447	`sphlib-small`	`gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
253727	`sphlib-small`	`gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
282740	`sphlib-small`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160806	20160731
285162	`opt`	`gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
304279	`sphlib-small`	`gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv`	20160806	20160731
340725	`sphlib-small`	`gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv`	20160806	20160731
353068	`opt`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160806	20160731
395750	`opt`	`gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv`	20160806	20160731
472332	`opt`	`gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv`	20160806	20160731
3520314	`ref`	`gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv`	20160806	20160731
3794052	`ref`	`gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv`	20160806	20160731
5138792	`ref`	`gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv`	20160806	20160731
5726654	`ref`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20160806	20160731
6859210	`ref`	`gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv`	20160806	20160731

Compiler output

Implementation: crypto_hash/simd256/ref
Compiler: clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

reference.c: reference.c:69:82: warning: expression result unused [-Wunused-value]
reference.c: state->gt;A[j] = state->gt;D[j] + w[j] + F(state->gt;A[j], state->gt;B[j], state->gt;C[j]), s;
reference.c: ^
reference.c: 1 warning generated.

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

Compiler	Implementations
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref

Compiler output

Implementation: crypto_hash/simd256/vect128
Compiler: clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

vector.c: In file included from vector.c:5:
vector.c: ./vector.h:252:2: error: "I don't know how to vectorize on this architecture."
vector.c: #error "I don't know how to vectorize on this architecture."
vector.c: ^
vector.c: ./vector.h:344:38: error: array has incomplete element type 'const union cv'
vector.c: static const union cv FFT64_Twiddle[] = {
vector.c: ^
vector.c: ./vector.h:344:22: note: forward declaration of 'union cv'
vector.c: static const union cv FFT64_Twiddle[] = {
vector.c: ^
vector.c: ./vector.h:355:39: error: array has incomplete element type 'const union cv'
vector.c: static const union cv FFT128_Twiddle[] = {
vector.c: ^
vector.c: ./vector.h:344:22: note: forward declaration of 'union cv'
vector.c: static const union cv FFT64_Twiddle[] = {
vector.c: ^
vector.c: ./vector.h:367:39: error: array has incomplete element type 'const union cv'
vector.c: static const union cv FFT256_Twiddle[] = {
vector.c: ^
vector.c: ./vector.h:344:22: note: forward declaration of 'union cv'
vector.c: static const union cv FFT64_Twiddle[] = {
vector.c: ^
vector.c: vector.c:24:30: warning: implicit declaration of function 'CV' is invalid in C99 [-Wimplicit-function-declaration]
vector.c: static const union cv V128 = CV(128);
vector.c: ^
vector.c: ...

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

Compiler	Implementations
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	vect128

Compiler output

Implementation: crypto_hash/simd256/vectarm
Compiler: clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

vector_arm.c: vector_arm.c:190:16: error: invalid output constraint '=y' in asm
vector_arm.c: : "=y" (A[ 2]), "=y" (A[ 3]), "=y" (A[ 6]), "=y" (A[ 7]),
vector_arm.c: ^
vector_arm.c: vector_arm.c:261:16: error: invalid output constraint '+y' in asm
vector_arm.c: : "+y" (A[ 0]), "+y" (A[ 2]), "+y" (A[ 4]), "+y" (A[ 6]),
vector_arm.c: ^
vector_arm.c: vector_arm.c:349:13: error: invalid input constraint 'y' in asm
vector_arm.c: [Tweak] "y" (final? FinalTweak: Tweak),
vector_arm.c: ^
vector_arm.c: vector_arm.c:527:14: error: invalid output constraint '=y' in asm
vector_arm.c: : "=y" (S[0]), "=y" (S[1]), "=y" (S[2]), "=y" (S[3]),
vector_arm.c: ^
vector_arm.c: 4 errors generated.

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

Compiler	Implementations
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	vectarm

Compiler output

Implementation: crypto_hash/simd256/vect128
Compiler: gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv

vector.c: In file included from vector.c:5:0:
vector.c: vector.h:252:2: error: #error "I don't know how to vectorize on this architecture."
vector.c: #error "I don't know how to vectorize on this architecture."
vector.c: ^~~~~
vector.c: vector.h:344:25: error: array type has incomplete element type 'union cv'
vector.c: static const union cv FFT64_Twiddle[] = {
vector.c: ^~~~~~~~~~~~~
vector.c: vector.h:355:25: error: array type has incomplete element type 'union cv'
vector.c: static const union cv FFT128_Twiddle[] = {
vector.c: ^~~~~~~~~~~~~~
vector.c: vector.h:367:25: error: array type has incomplete element type 'union cv'
vector.c: static const union cv FFT256_Twiddle[] = {
vector.c: ^~~~~~~~~~~~~~
vector.c: vector.c:24:20: error: variable 'V128' has initializer but incomplete type
vector.c: static const union cv V128 = CV(128);
vector.c: ^~
vector.c: vector.c:24:30: warning: implicit declaration of function 'CV' [-Wimplicit-function-declaration]
vector.c: static const union cv V128 = CV(128);
vector.c: ^~
vector.c: vector.c:25:20: error: variable 'V255' has initializer but incomplete type
vector.c: static const union cv V255 = CV(255);
vector.c: ^~
vector.c: vector.c:26:20: error: variable 'V257' has initializer but incomplete type
vector.c: static const union cv V257 = CV(257);
vector.c: ^~
vector.c: ...

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

Compiler	Implementations
gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv	vect128
gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv	vect128
gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv	vect128
gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv	vect128

Compiler output

Implementation: crypto_hash/simd256/vectarm
Compiler: gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv

vector_arm.c: vector_arm.c: In function 'fft64':
vector_arm.c: vector_arm.c:182:5: error: impossible constraint in 'asm'
vector_arm.c: __asm__ (
vector_arm.c: ^~~~~~~
vector_arm.c: vector_arm.c:217:5: error: impossible constraint in 'asm'
vector_arm.c: __asm__ (
vector_arm.c: ^~~~~~~

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

Compiler	Implementations
gcc -mcpu=native -mfpu=neon -O2 -fomit-frame-pointer -fwrapv	vectarm
gcc -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv	vectarm
gcc -mcpu=native -mfpu=neon -O -fomit-frame-pointer -fwrapv	vectarm
gcc -mcpu=native -mfpu=neon -Os -fomit-frame-pointer -fwrapv	vectarm