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refactor: update benchmarks
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-38
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5 files changed

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-38
lines changed

‎lib/node_modules/@stdlib/stats/base/svariancech/benchmark/benchmark.js‎

Lines changed: 9 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -21,14 +21,20 @@
2121
// MODULES //
2222

2323
var bench = require( '@stdlib/bench' );
24-
var randu = require( '@stdlib/random/base/randu' );
24+
var uniform = require( '@stdlib/random/array/uniform' );
2525
var isnan = require( '@stdlib/math/base/assert/is-nan' );
2626
var pow = require( '@stdlib/math/base/special/pow' );
27-
var Float32Array = require( '@stdlib/array/float32' );
2827
var pkg = require( './../package.json' ).name;
2928
var svariancech = require( './../lib/svariancech.js' );
3029

3130

31+
// VARIABLES //
32+
33+
var options = {
34+
'dtype': 'float32'
35+
};
36+
37+
3238
// FUNCTIONS //
3339

3440
/**
@@ -39,13 +45,7 @@ var svariancech = require( './../lib/svariancech.js' );
3945
* @returns {Function} benchmark function
4046
*/
4147
function createBenchmark( len ) {
42-
var x;
43-
var i;
44-
45-
x = new Float32Array( len );
46-
for ( i = 0; i < x.length; i++ ) {
47-
x[ i ] = ( randu()*20.0 ) - 10.0;
48-
}
48+
var x = uniform( len, -10.0, 10.0, options );
4949
return benchmark;
5050

5151
function benchmark( b ) {

‎lib/node_modules/@stdlib/stats/base/svariancech/benchmark/benchmark.native.js‎

Lines changed: 5 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -22,10 +22,9 @@
2222

2323
var resolve = require( 'path' ).resolve;
2424
var bench = require( '@stdlib/bench' );
25-
var randu = require( '@stdlib/random/base/randu' );
25+
var uniform = require( '@stdlib/random/array/uniform' );
2626
var isnan = require( '@stdlib/math/base/assert/is-nan' );
2727
var pow = require( '@stdlib/math/base/special/pow' );
28-
var Float32Array = require( '@stdlib/array/float32' );
2928
var tryRequire = require( '@stdlib/utils/try-require' );
3029
var pkg = require( './../package.json' ).name;
3130

@@ -36,6 +35,9 @@ var svariancech = tryRequire( resolve( __dirname, './../lib/svariancech.native.j
3635
var opts = {
3736
'skip': ( svariancech instanceof Error )
3837
};
38+
var options = {
39+
'dtype': 'float32'
40+
};
3941

4042

4143
// FUNCTIONS //
@@ -48,13 +50,7 @@ var opts = {
4850
* @returns {Function} benchmark function
4951
*/
5052
function createBenchmark( len ) {
51-
var x;
52-
var i;
53-
54-
x = new Float32Array( len );
55-
for ( i = 0; i < x.length; i++ ) {
56-
x[ i ] = ( randu()*20.0 ) - 10.0;
57-
}
53+
var x = uniform( len, -10.0, 10.0, options );
5854
return benchmark;
5955

6056
function benchmark( b ) {

‎lib/node_modules/@stdlib/stats/base/svariancech/benchmark/benchmark.ndarray.js‎

Lines changed: 9 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -21,14 +21,20 @@
2121
// MODULES //
2222

2323
var bench = require( '@stdlib/bench' );
24-
var randu = require( '@stdlib/random/base/randu' );
24+
var uniform = require( '@stdlib/random/array/uniform' );
2525
var isnan = require( '@stdlib/math/base/assert/is-nan' );
2626
var pow = require( '@stdlib/math/base/special/pow' );
27-
var Float32Array = require( '@stdlib/array/float32' );
2827
var pkg = require( './../package.json' ).name;
2928
var svariancech = require( './../lib/ndarray.js' );
3029

3130

31+
// VARIABLES //
32+
33+
var options = {
34+
'dtype': 'float32'
35+
};
36+
37+
3238
// FUNCTIONS //
3339

3440
/**
@@ -39,13 +45,7 @@ var svariancech = require( './../lib/ndarray.js' );
3945
* @returns {Function} benchmark function
4046
*/
4147
function createBenchmark( len ) {
42-
var x;
43-
var i;
44-
45-
x = new Float32Array( len );
46-
for ( i = 0; i < x.length; i++ ) {
47-
x[ i ] = ( randu()*20.0 ) - 10.0;
48-
}
48+
var x = uniform( len, -10.0, 10.0, options );
4949
return benchmark;
5050

5151
function benchmark( b ) {

‎lib/node_modules/@stdlib/stats/base/svariancech/benchmark/benchmark.ndarray.native.js‎

Lines changed: 5 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -22,10 +22,9 @@
2222

2323
var resolve = require( 'path' ).resolve;
2424
var bench = require( '@stdlib/bench' );
25-
var randu = require( '@stdlib/random/base/randu' );
25+
var uniform = require( '@stdlib/random/array/uniform' );
2626
var isnan = require( '@stdlib/math/base/assert/is-nan' );
2727
var pow = require( '@stdlib/math/base/special/pow' );
28-
var Float32Array = require( '@stdlib/array/float32' );
2928
var tryRequire = require( '@stdlib/utils/try-require' );
3029
var pkg = require( './../package.json' ).name;
3130

@@ -36,6 +35,9 @@ var svariancech = tryRequire( resolve( __dirname, './../lib/ndarray.native.js' )
3635
var opts = {
3736
'skip': ( svariancech instanceof Error )
3837
};
38+
var options = {
39+
'dtype': 'float32'
40+
};
3941

4042

4143
// FUNCTIONS //
@@ -48,13 +50,7 @@ var opts = {
4850
* @returns {Function} benchmark function
4951
*/
5052
function createBenchmark( len ) {
51-
var x;
52-
var i;
53-
54-
x = new Float32Array( len );
55-
for ( i = 0; i < x.length; i++ ) {
56-
x[ i ] = ( randu()*20.0 ) - 10.0;
57-
}
53+
var x = uniform( len, -10.0, 10.0, options );
5854
return benchmark;
5955

6056
function benchmark( b ) {

‎lib/node_modules/@stdlib/stats/base/svariancech/benchmark/c/benchmark.length.c‎

Lines changed: 48 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -94,7 +94,7 @@ static float rand_float( void ) {
9494
* @param len array length
9595
* @return elapsed time in seconds
9696
*/
97-
static double benchmark( int iterations, int len ) {
97+
static double benchmark1( int iterations, int len ) {
9898
double elapsed;
9999
float x[ len ];
100100
float v;
@@ -107,6 +107,7 @@ static double benchmark( int iterations, int len ) {
107107
v = 0.0f;
108108
t = tic();
109109
for ( i = 0; i < iterations; i++ ) {
110+
// cppcheck-suppress uninitvar
110111
v = stdlib_strided_svariancech( len, 1.0f, x, 1 );
111112
if ( v != v ) {
112113
printf( "should not return NaN\n" );
@@ -120,6 +121,40 @@ static double benchmark( int iterations, int len ) {
120121
return elapsed;
121122
}
122123

124+
/**
125+
* Runs a benchmark.
126+
*
127+
* @param iterations number of iterations
128+
* @param len array length
129+
* @return elapsed time in seconds
130+
*/
131+
static double benchmark2( int iterations, int len ) {
132+
double elapsed;
133+
float x[ len ];
134+
float v;
135+
double t;
136+
int i;
137+
138+
for ( i = 0; i < len; i++ ) {
139+
x[ i ] = ( rand_float() * 20000.0f ) - 10000.0f;
140+
}
141+
v = 0.0f;
142+
t = tic();
143+
for ( i = 0; i < iterations; i++ ) {
144+
// cppcheck-suppress uninitvar
145+
v = stdlib_strided_svariancech_ndarray( len, 1.0f, x, 1, 0 );
146+
if ( v != v ) {
147+
printf( "should not return NaN\n" );
148+
break;
149+
}
150+
}
151+
elapsed = tic() - t;
152+
if ( v != v ) {
153+
printf( "should not return NaN\n" );
154+
}
155+
return elapsed;
156+
}
157+
123158
/**
124159
* Main execution sequence.
125160
*/
@@ -142,7 +177,18 @@ int main( void ) {
142177
for ( j = 0; j < REPEATS; j++ ) {
143178
count += 1;
144179
printf( "# c::%s:len=%d\n", NAME, len );
145-
elapsed = benchmark( iter, len );
180+
elapsed = benchmark1( iter, len );
181+
print_results( iter, elapsed );
182+
printf( "ok %d benchmark finished\n", count );
183+
}
184+
}
185+
for ( i = MIN; i <= MAX; i++ ) {
186+
len = pow( 10, i );
187+
iter = ITERATIONS / pow( 10, i-1 );
188+
for ( j = 0; j < REPEATS; j++ ) {
189+
count += 1;
190+
printf( "# c::%s:ndarray:len=%d\n", NAME, len );
191+
elapsed = benchmark2( iter, len );
146192
print_results( iter, elapsed );
147193
printf( "ok %d benchmark finished\n", count );
148194
}

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