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PR-URL: #3211 Ref: #2039 Co-authored-by: Athan Reines <kgryte@gmail.com> Reviewed-by: Athan Reines <kgryte@gmail.com>
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lib/node_modules/@stdlib/blas/base/cswap-wasm/README.md
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lib/node_modules/@stdlib/blas/base/cswap-wasm/benchmark/benchmark.js
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/** | ||
* @license Apache-2.0 | ||
* | ||
* Copyright (c) 2024 The Stdlib Authors. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var hasWebAssemblySupport = require( '@stdlib/assert/has-wasm-support' ); | ||
var uniform = require( '@stdlib/random/array/uniform' ); | ||
var isnanf = require( '@stdlib/math/base/assert/is-nanf' ); | ||
var pow = require( '@stdlib/math/base/special/pow' ); | ||
var Complex64Array = require( '@stdlib/array/complex64' ); | ||
var pkg = require( './../package.json' ).name; | ||
var cswap = require( './../lib' ); | ||
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// VARIABLES // | ||
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var opts = { | ||
'skip': !hasWebAssemblySupport() | ||
}; | ||
var options = { | ||
'dtype': 'float32' | ||
}; | ||
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// FUNCTIONS // | ||
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/** | ||
* Creates a benchmark function. | ||
* | ||
* @private | ||
* @param {PositiveInteger} len - array length | ||
* @returns {Function} benchmark function | ||
*/ | ||
function createBenchmark( len ) { | ||
var xbuf; | ||
var ybuf; | ||
var x; | ||
var y; | ||
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xbuf = uniform( len*2, -100.0, 100.0, options ); | ||
x = new Complex64Array( xbuf.buffer ); | ||
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ybuf = uniform( len*2, -100.0, 100.0, options ); | ||
y = new Complex64Array( ybuf.buffer ); | ||
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return benchmark; | ||
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/** | ||
* Benchmark function. | ||
* | ||
* @private | ||
* @param {Benchmark} b - benchmark instance | ||
*/ | ||
function benchmark( b ) { | ||
var i; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
cswap.main( x.length, x, 1, y, 1 ); | ||
if ( isnanf( ybuf[ i%(len*2) ] ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( isnanf( ybuf[ i%(len*2) ] ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
} | ||
} | ||
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// MAIN // | ||
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/** | ||
* Main execution sequence. | ||
* | ||
* @private | ||
*/ | ||
function main() { | ||
var len; | ||
var min; | ||
var max; | ||
var f; | ||
var i; | ||
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min = 1; // 10^min | ||
max = 6; // 10^max | ||
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for ( i = min; i <= max; i++ ) { | ||
len = pow( 10, i ); | ||
f = createBenchmark( len ); | ||
bench( pkg+':len='+len, opts, f ); | ||
} | ||
} | ||
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main(); |
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lib/node_modules/@stdlib/blas/base/cswap-wasm/benchmark/benchmark.module.js
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/** | ||
* @license Apache-2.0 | ||
* | ||
* Copyright (c) 2024 The Stdlib Authors. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var hasWebAssemblySupport = require( '@stdlib/assert/has-wasm-support' ); | ||
var Memory = require( '@stdlib/wasm/memory' ); | ||
var pkg = require( './../package.json' ).name; | ||
var cswap = require( './../lib' ); | ||
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// VARIABLES // | ||
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var opts = { | ||
'skip': !hasWebAssemblySupport() | ||
}; | ||
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// MAIN // | ||
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bench( pkg+':Module:constructor', opts, function benchmark( b ) { | ||
var values; | ||
var o; | ||
var v; | ||
var i; | ||
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o = { | ||
'initial': 0 | ||
}; | ||
values = [ | ||
new Memory( o ), | ||
new Memory( o ) | ||
]; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
v = new cswap.Module( values[ i%values.length ] ); | ||
if ( typeof v !== 'object' ) { | ||
b.fail( 'should return an object' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( typeof v !== 'object' ) { | ||
b.fail( 'should return an object' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
}); |
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lib/node_modules/@stdlib/blas/base/cswap-wasm/benchmark/benchmark.module.main.js
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/** | ||
* @license Apache-2.0 | ||
* | ||
* Copyright (c) 2024 The Stdlib Authors. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var hasWebAssemblySupport = require( '@stdlib/assert/has-wasm-support' ); | ||
var Memory = require( '@stdlib/wasm/memory' ); | ||
var bytesPerElement = require( '@stdlib/ndarray/base/bytes-per-element' ); | ||
var uniform = require( '@stdlib/random/array/uniform' ); | ||
var isnanf = require( '@stdlib/math/base/assert/is-nanf' ); | ||
var pow = require( '@stdlib/math/base/special/pow' ); | ||
var pkg = require( './../package.json' ).name; | ||
var cswap = require( './../lib' ); | ||
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// VARIABLES // | ||
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var opts = { | ||
'skip': !hasWebAssemblySupport() | ||
}; | ||
var options = { | ||
'dtype': 'float32' | ||
}; | ||
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// FUNCTIONS // | ||
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/** | ||
* Creates a benchmark function. | ||
* | ||
* @private | ||
* @param {PositiveInteger} len - array length | ||
* @returns {Function} benchmark function | ||
*/ | ||
function createBenchmark( len ) { | ||
return benchmark; | ||
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/** | ||
* Benchmark function. | ||
* | ||
* @private | ||
* @param {Benchmark} b - benchmark instance | ||
*/ | ||
function benchmark( b ) { | ||
var byteOffset; | ||
var view; | ||
var xptr; | ||
var yptr; | ||
var mod; | ||
var mem; | ||
var nb; | ||
var N; | ||
var i; | ||
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N = len * 2; | ||
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// Create a new BLAS routine interface: | ||
mem = new Memory({ | ||
'initial': 0 | ||
}); | ||
mod = new cswap.Module( mem ); | ||
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// Initialize the module: | ||
mod.initializeSync(); // eslint-disable-line node/no-sync | ||
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// Reallocate the underlying memory to allow storing two vectors: | ||
nb = bytesPerElement( 'complex64' ); | ||
mod.realloc( 2*(N*nb) ); | ||
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// Define pointers (i.e., byte offsets) to the first vector elements: | ||
xptr = 0; | ||
yptr = N * nb; | ||
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// Write random values to module memory: | ||
mod.write( xptr, uniform( N, -100.0, 100.0, options ) ); | ||
mod.write( yptr, uniform( N, -100.0, 100.0, options ) ); | ||
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// Retrieve a DataView of module memory: | ||
view = mod.view; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
mod.main( len, xptr, 1, yptr, 1 ); | ||
byteOffset = yptr + ( (i%len)*nb ); | ||
if ( isnanf( view.getFloat32( byteOffset, true ) ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( isnanf( view.getFloat32( byteOffset, true ) ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
} | ||
} | ||
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// MAIN // | ||
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/** | ||
* Main execution sequence. | ||
* | ||
* @private | ||
*/ | ||
function main() { | ||
var len; | ||
var min; | ||
var max; | ||
var f; | ||
var i; | ||
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min = 1; // 10^min | ||
max = 6; // 10^max | ||
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for ( i = min; i <= max; i++ ) { | ||
len = pow( 10, i ); | ||
f = createBenchmark( len ); | ||
bench( pkg+'::module,pointers:len='+len, opts, f ); | ||
} | ||
} | ||
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main(); |
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