From 50fe193e61cc951c3e3a46cec3c5fd3a9445cd8e Mon Sep 17 00:00:00 2001 From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> Date: Tue, 10 Dec 2024 15:40:33 +0000 Subject: [PATCH 1/6] feat: add C ndarray API and refactor --- .../@stdlib/blas/ext/base/dssumors/README.md | 141 ++++++++++++++++-- .../ext/base/dssumors/benchmark/benchmark.js | 9 +- .../dssumors/benchmark/benchmark.native.js | 9 +- .../dssumors/benchmark/benchmark.ndarray.js | 9 +- .../benchmark/benchmark.ndarray.native.js | 9 +- .../dssumors/benchmark/c/benchmark.length.c | 50 ++++++- .../blas/ext/base/dssumors/docs/repl.txt | 22 +-- .../ext/base/dssumors/docs/types/index.d.ts | 8 +- .../ext/base/dssumors/examples/c/example.c | 9 +- .../blas/ext/base/dssumors/examples/index.js | 7 +- .../include/stdlib/blas/ext/base/dssumors.h | 9 +- .../blas/ext/base/dssumors/lib/dssumors.js | 52 +------ .../ext/base/dssumors/lib/dssumors.native.js | 8 +- .../blas/ext/base/dssumors/lib/index.js | 2 +- .../blas/ext/base/dssumors/lib/ndarray.js | 18 +-- .../ext/base/dssumors/lib/ndarray.native.js | 18 +-- .../blas/ext/base/dssumors/manifest.json | 33 ++-- .../blas/ext/base/dssumors/src/addon.c | 29 +++- .../base/dssumors/src/{dssumors.c => main.c} | 39 ++--- .../ext/base/dssumors/test/test.dssumors.js | 4 +- .../dssumors/test/test.dssumors.native.js | 4 +- .../ext/base/dssumors/test/test.ndarray.js | 4 +- .../base/dssumors/test/test.ndarray.native.js | 4 +- 23 files changed, 322 insertions(+), 175 deletions(-) rename lib/node_modules/@stdlib/blas/ext/base/dssumors/src/{dssumors.c => main.c} (65%) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md index c3e6c3eaa174..91ae46ec8d3e 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md @@ -36,7 +36,7 @@ limitations under the License. var dssumors = require( '@stdlib/blas/ext/base/dssumors' ); ``` -#### dssumors( N, x, stride ) +#### dssumors( N, x, strideX ) Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. @@ -45,7 +45,7 @@ var Float32Array = require( '@stdlib/array/float32' ); var x = new Float32Array( [ 1.0, -2.0, 2.0 ] ); -var v = dssumors( 3, x, 1 ); +var v = dssumors( x.length, x, 1 ); // returns 1.0 ``` @@ -53,9 +53,9 @@ The function has the following parameters: - **N**: number of indexed elements. - **x**: input [`Float32Array`][@stdlib/array/float32]. -- **stride**: index increment for `x`. +- **strideX**: stride length for `x`. -The `N` and `stride` parameters determine which elements in the strided arrays are accessed at runtime. For example, to compute the sum of every other element in `x`, +The `N` and stride parameters determine which elements in the strided arrays are accessed at runtime. For example, to compute the sum of every other element: ```javascript var Float32Array = require( '@stdlib/array/float32' ); @@ -80,7 +80,7 @@ var v = dssumors( 4, x1, 2 ); // returns 5.0 ``` -#### dssumors.ndarray( N, x, stride, offset ) +#### dssumors.ndarray( N, x, strideX, offsetX ) Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. @@ -89,15 +89,15 @@ var Float32Array = require( '@stdlib/array/float32' ); var x = new Float32Array( [ 1.0, -2.0, 2.0 ] ); -var v = dssumors.ndarray( 3, x, 1, 0 ); +var v = dssumors.ndarray( x.length, x, 1, 0 ); // returns 1.0 ``` The function has the following additional parameters: -- **offset**: starting index for `x`. +- **offsetX**: starting index for `x`. -While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying `buffer`, the `offset` parameter supports indexing semantics based on a starting index. For example, to calculate the sum of every other value in `x` starting from the second value +While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying buffer, the offset parameter supports indexing semantics based on a starting index. For example, to calculate the sum of every other element starting from the second element: ```javascript var Float32Array = require( '@stdlib/array/float32' ); @@ -130,12 +130,12 @@ var v = dssumors.ndarray( 4, x, 2, 1 ); ```javascript -var discreteUniform = require( '@stdlib/random/base/discrete-uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); -var Float32Array = require( '@stdlib/array/float32' ); +var discreteUniform = require( '@stdlib/random/array/discrete-uniform' ); var dssumors = require( '@stdlib/blas/ext/base/dssumors' ); -var x = filledarrayBy( 10, 'float64', discreteUniform( 0, 100 ) ); +var x = discreteUniform( 10.0, -100, 100, { + 'dtype': 'float32' +}); console.log( x ); var v = dssumors( x.length, x, 1 ); @@ -146,6 +146,123 @@ console.log( v ); + + +* * * + +
+ +## C APIs + + + +
+ +
+ + + + + +
+ +### Usage + +```c +#include "stdlib/blas/ext/base/dssumors.h" +``` + +#### stdlib_strided_dssumors( N, \*X, strideX ) + +Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. + +```c +const float x[] = { 1.0f, -2.0f, 0.0f/0.0f, 2.0f }; + +double v = stdlib_strided_dssumors( 4, x, 1 ); +// returns 1.0 +``` + +The function accepts the following arguments: + +- **N**: `[in] CBLAS_INT` number of indexed elements. +- **X**: `[in] float*` input array. +- **strideX**: `[in] CBLAS_INT` stride length for `X`. + +```c +double stdlib_strided_dssumors( const CBLAS_INT N, const float *X, const CBLAS_INT strideX ); +``` + +#### stdlib_strided_dssumors_ndarray( N, \*X, strideX, offsetX ) + +Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. + +```c +const float x[] = { 1.0f, -2.0f, 0.0f/0.0f, 2.0f }; + +double v = stdlib_strided_dssumors_ndarray( 4, x, 1, 0 ); +// returns 1.0 +``` + +The function accepts the following arguments: + +- **N**: `[in] CBLAS_INT` number of indexed elements. +- **X**: `[in] float*` input array. +- **strideX**: `[in] CBLAS_INT` stride length for `X`. +- **offsetX**: `[in] CBLAS_INT` starting index for `X`. + +```c +double stdlib_strided_dssumors_ndarray( const CBLAS_INT N, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX ); +``` + +
+ + + + + +
+ +
+ + + + + +
+ +### Examples + +```c +#include "stdlib/blas/ext/base/dssumors.h" +#include + +int main( void ) { + // Create a strided array: + const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f }; + + // Specify the number of elements: + const int N = 5; + + // Specify the stride length: + const int strideX = 2; + + // Compute the sum: + double v = stdlib_strided_dsnansumors( N, x, strideX ); + + // Print the result: + printf( "sum: %lf\n", v ); +} +``` + +
+ + + +
+ + +
diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.js index 520fa8bf31c1..8e975af60614 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.js @@ -21,8 +21,7 @@ // MODULES // var bench = require( '@stdlib/bench' ); -var uniform = require( '@stdlib/random/base/uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); +var uniform = require( '@stdlib/random/array/uniform' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var pow = require( '@stdlib/math/base/special/pow' ); var pkg = require( './../package.json' ).name; @@ -31,7 +30,9 @@ var dssumors = require( './../lib/dssumors.js' ); // VARIABLES // -var rand = uniform( -10.0, 10.0 ); +var options = { + 'dtype': 'float32' +}; // FUNCTIONS // @@ -44,7 +45,7 @@ var rand = uniform( -10.0, 10.0 ); * @returns {Function} benchmark function */ function createBenchmark( len ) { - var x = filledarrayBy( len, 'float32', rand ); + var x = uniform( len, -100, 100, options ); return benchmark; function benchmark( b ) { diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.native.js index 6daf33620753..6692931e774b 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.native.js @@ -22,8 +22,7 @@ var resolve = require( 'path' ).resolve; var bench = require( '@stdlib/bench' ); -var uniform = require( '@stdlib/random/base/uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); +var uniform = require( '@stdlib/random/array/uniform' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var pow = require( '@stdlib/math/base/special/pow' ); var tryRequire = require( '@stdlib/utils/try-require' ); @@ -36,7 +35,9 @@ var dssumors = tryRequire( resolve( __dirname, './../lib/dssumors.native.js' ) ) var opts = { 'skip': ( dssumors instanceof Error ) }; -var rand = uniform( -10.0, 10.0 ); +var options = { + 'dtype': 'float32' +}; // FUNCTIONS // @@ -49,7 +50,7 @@ var rand = uniform( -10.0, 10.0 ); * @returns {Function} benchmark function */ function createBenchmark( len ) { - var x = filledarrayBy( len, 'float32', rand ); + var x = uniform( len, -100, 100, options ); return benchmark; function benchmark( b ) { diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.js index 464360b22c80..20e5396cb1e3 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.js @@ -21,8 +21,7 @@ // MODULES // var bench = require( '@stdlib/bench' ); -var uniform = require( '@stdlib/random/base/uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); +var uniform = require( '@stdlib/random/array/uniform' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var pow = require( '@stdlib/math/base/special/pow' ); var pkg = require( './../package.json' ).name; @@ -31,7 +30,9 @@ var dssumors = require( './../lib/ndarray.js' ); // VARIABLES // -var rand = uniform( -10.0, 10.0 ); +var options = { + 'dtype': 'float32' +}; // FUNCTIONS // @@ -44,7 +45,7 @@ var rand = uniform( -10.0, 10.0 ); * @returns {Function} benchmark function */ function createBenchmark( len ) { - var x = filledarrayBy( len, 'float32', rand ); + var x = uniform( len, -100, 100, options ); return benchmark; function benchmark( b ) { diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.native.js index b1207c8f2589..ca3f70799174 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/benchmark.ndarray.native.js @@ -22,8 +22,7 @@ var resolve = require( 'path' ).resolve; var bench = require( '@stdlib/bench' ); -var uniform = require( '@stdlib/random/base/uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); +var uniform = require( '@stdlib/random/array/uniform' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var pow = require( '@stdlib/math/base/special/pow' ); var tryRequire = require( '@stdlib/utils/try-require' ); @@ -36,7 +35,9 @@ var dssumors = tryRequire( resolve( __dirname, './../lib/ndarray.native.js' ) ); var opts = { 'skip': ( dssumors instanceof Error ) }; -var rand = uniform( -10.0, 10.0 ); +var options = { + 'dtype': 'float32' +}; // FUNCTIONS // @@ -49,7 +50,7 @@ var rand = uniform( -10.0, 10.0 ); * @returns {Function} benchmark function */ function createBenchmark( len ) { - var x = filledarrayBy( len, 'float32', rand ); + var x = uniform( len, -100, 100, options ); return benchmark; function benchmark( b ) { diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/c/benchmark.length.c b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/c/benchmark.length.c index e0a7213cb89b..e291ffe96e6d 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/c/benchmark.length.c +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/benchmark/c/benchmark.length.c @@ -94,7 +94,7 @@ static float rand_float( void ) { * @param len array length * @return elapsed time in seconds */ -static double benchmark( int iterations, int len ) { +static double benchmark1( int iterations, int len ) { double elapsed; float x[ len ]; double v; @@ -107,6 +107,7 @@ static double benchmark( int iterations, int len ) { v = 0.0; t = tic(); for ( i = 0; i < iterations; i++ ) { + // cppcheck-suppress uninitvar v = stdlib_strided_dssumors( len, x, 1 ); if ( v != v ) { printf( "should not return NaN\n" ); @@ -120,6 +121,40 @@ static double benchmark( int iterations, int len ) { return elapsed; } +/** +* Runs a benchmark. +* +* @param iterations number of iterations +* @param len array length +* @return elapsed time in seconds +*/ +static double benchmark2( int iterations, int len ) { + double elapsed; + float x[ len ]; + double v; + double t; + int i; + + for ( i = 0; i < len; i++ ) { + x[ i ] = ( rand_float()*20000.0f ) - 10000.0f; + } + v = 0.0; + t = tic(); + for ( i = 0; i < iterations; i++ ) { + // cppcheck-suppress uninitvar + v = stdlib_strided_dssumors_ndarray( len, x, 1, 0 ); + if ( v != v ) { + printf( "should not return NaN\n" ); + break; + } + } + elapsed = tic() - t; + if ( v != v ) { + printf( "should not return NaN\n" ); + } + return elapsed; +} + /** * Main execution sequence. */ @@ -142,7 +177,18 @@ int main( void ) { for ( j = 0; j < REPEATS; j++ ) { count += 1; printf( "# c::%s:len=%d\n", NAME, len ); - elapsed = benchmark( iter, len ); + elapsed = benchmark1( iter, len ); + print_results( iter, elapsed ); + printf( "ok %d benchmark finished\n", count ); + } + } + for ( i = MIN; i <= MAX; i++ ) { + len = pow( 10, i ); + iter = ITERATIONS / pow( 10, i-1 ); + for ( j = 0; j < REPEATS; j++ ) { + count += 1; + printf( "# c::%s:ndarray:len=%d\n", NAME, len ); + elapsed = benchmark2( iter, len ); print_results( iter, elapsed ); printf( "ok %d benchmark finished\n", count ); } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/repl.txt b/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/repl.txt index 24e95edf572b..3b9eb9a8f1ef 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/repl.txt +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/repl.txt @@ -1,11 +1,11 @@ -{{alias}}( N, x, stride ) +{{alias}}( N, x, strideX ) Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. - The `N` and `stride` parameters determine which elements in the strided - array are accessed at runtime. + The `N` and stride parameters determine which elements in the strided array + are accessed at runtime. Indexing is relative to the first index. To introduce an offset, use a typed array view. @@ -20,8 +20,8 @@ x: Float32Array Input array. - stride: integer - Index increment. + strideX: integer + Stride length. Returns ------- @@ -35,7 +35,7 @@ > {{alias}}( x.length, x, 1 ) 1.0 - // Using `N` and `stride` parameters: + // Using `N` and stride parameters: > x = new {{alias:@stdlib/array/float32}}( [ -2.0, 1.0, 1.0, -5.0, 2.0, -1.0 ] ); > {{alias}}( 3, x, 2 ) 1.0 @@ -47,13 +47,13 @@ -1.0 -{{alias}}.ndarray( N, x, stride, offset ) +{{alias}}.ndarray( N, x, strideX, offsetX ) Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. While typed array views mandate a view offset based on the underlying - buffer, the `offset` parameter supports indexing semantics based on a + buffer, the offset parameter supports indexing semantics based on a starting index. Parameters @@ -64,10 +64,10 @@ x: Float32Array Input array. - stride: integer - Index increment. + strideX: integer + Stride length. - offset: integer + offsetX: integer Starting index. Returns diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/types/index.d.ts b/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/types/index.d.ts index dbc88cc0ba5e..cd5c2ea3579e 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/types/index.d.ts +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/docs/types/index.d.ts @@ -27,7 +27,7 @@ interface Routine { * * @param N - number of indexed elements * @param x - input array - * @param stride - stride length + * @param strideX - stride length * @returns sum * * @example @@ -45,8 +45,8 @@ interface Routine { * * @param N - number of indexed elements * @param x - input array - * @param stride - stride length - * @param offset - starting index + * @param strideX - stride length + * @param offsetX - starting index * @returns sum * * @example @@ -65,7 +65,7 @@ interface Routine { * * @param N - number of indexed elements * @param x - input array -* @param stride - stride length +* @param strideX - stride length * @returns sum * * @example diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/c/example.c b/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/c/example.c index 0ed0e0edaecc..e22d3e75895b 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/c/example.c +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/c/example.c @@ -17,21 +17,20 @@ */ #include "stdlib/blas/ext/base/dssumors.h" -#include #include int main( void ) { // Create a strided array: - const float x[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0 }; + const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f }; // Specify the number of elements: - const int64_t N = 4; + const int N = 5; // Specify the stride length: - const int64_t stride = 2; + const int strideX = 2; // Compute the sum: - double v = stdlib_strided_dssumors( N, x, stride ); + double v = stdlib_strided_dssumors( N, x, strideX ); // Print the result: printf( "sum: %lf\n", v ); diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/index.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/index.js index bb2d8563ac6f..0fc3617838f1 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/index.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/examples/index.js @@ -18,11 +18,12 @@ 'use strict'; -var discreteUniform = require( '@stdlib/random/base/discrete-uniform' ).factory; -var filledarrayBy = require( '@stdlib/array/filled-by' ); +var discreteUniform = require( '@stdlib/random/array/discrete-uniform' ); var dssumors = require( './../lib' ); -var x = filledarrayBy( 10, 'float32', discreteUniform( 0, 100 ) ); +var x = discreteUniform( 10.0, -100, 100, { + 'dtype': 'float32' +}); console.log( x ); var v = dssumors( x.length, x, 1 ); diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h b/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h index 8d2d74adb315..15d45b7e423d 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h @@ -19,7 +19,7 @@ #ifndef STDLIB_BLAS_EXT_BASE_DSSUMORS_H #define STDLIB_BLAS_EXT_BASE_DSSUMORS_H -#include +#include "stdlib/blas/base/shared.h" /* * If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler. @@ -31,7 +31,12 @@ extern "C" { /** * Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. */ -double stdlib_strided_dssumors( const int64_t N, const float *X, const int64_t stride ); +double API_SUFFIX(stdlib_strided_dssumors)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX ); + +/** +* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. +*/ +double API_SUFFIX(stdlib_strided_dssumors_ndarray)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX ); #ifdef __cplusplus } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.js index 799706da6a7d..4f53d0bd40e2 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.js @@ -18,9 +18,10 @@ 'use strict'; -// VARIABLES // +// MODULES // -var M = 6; +var stride2offset = require( '@stdlib/strided/base/stride2offset' ); +var ndarray = require( './ndarray.js' ); // MAIN // @@ -30,7 +31,7 @@ var M = 6; * * @param {PositiveInteger} N - number of indexed elements * @param {Float32Array} x - input array -* @param {integer} stride - stride length +* @param {integer} strideX - stride length * @returns {number} sum * * @example @@ -38,50 +39,11 @@ var M = 6; * * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] ); * -* var v = dssumors( 3, x, 1 ); +* var v = dssumors( x.length, x, 1 ); * // returns 1.0 */ -function dssumors( N, x, stride ) { - var sum; - var ix; - var m; - var i; - - sum = 0.0; - if ( N <= 0 ) { - return sum; - } - if ( N === 1 || stride === 0 ) { - return x[ 0 ]; - } - // If the stride is equal to `1`, use unrolled loops... - if ( stride === 1 ) { - m = N % M; - - // If we have a remainder, run a clean-up loop... - if ( m > 0 ) { - for ( i = 0; i < m; i++ ) { - sum += x[ i ]; - } - } - if ( N < M ) { - return sum; - } - for ( i = m; i < N; i += M ) { - sum += x[i] + x[i+1] + x[i+2] + x[i+3] + x[i+4] + x[i+5]; - } - return sum; - } - if ( stride < 0 ) { - ix = (1-N) * stride; - } else { - ix = 0; - } - for ( i = 0; i < N; i++ ) { - sum += x[ ix ]; - ix += stride; - } - return sum; +function dssumors( N, x, strideX ) { + return ndarray( N, x, strideX, stride2offset( N, strideX ) ); } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.native.js index 1c6bbd5d94ed..a79bfebb7a19 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/dssumors.native.js @@ -30,7 +30,7 @@ var addon = require( './../src/addon.node' ); * * @param {PositiveInteger} N - number of indexed elements * @param {Float32Array} x - input array -* @param {integer} stride - stride length +* @param {integer} strideX - stride length * @returns {number} sum * * @example @@ -38,11 +38,11 @@ var addon = require( './../src/addon.node' ); * * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] ); * -* var v = dssumors( 3, x, 1 ); +* var v = dssumors( x.length, x, 1 ); * // returns 1.0 */ -function dssumors( N, x, stride ) { - return addon( N, x, stride ); +function dssumors( N, x, strideX ) { + return addon( N, x, strideX ); } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/index.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/index.js index dfdf5a26f05b..326a00d611ec 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/index.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/index.js @@ -29,7 +29,7 @@ * * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] ); * -* var v = dssumors( 3, x, 1 ); +* var v = dssumors( x.length, x, 1 ); * // returns 1.0 * * @example diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.js index d62365d380ff..483ce882ddca 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.js @@ -30,8 +30,8 @@ var M = 6; * * @param {PositiveInteger} N - number of indexed elements * @param {Float32Array} x - input array -* @param {integer} stride - stride length -* @param {NonNegativeInteger} offset - starting index +* @param {integer} strideX - stride length +* @param {NonNegativeInteger} offsetX - starting index * @returns {number} sum * * @example @@ -42,7 +42,7 @@ var M = 6; * var v = dssumors( 4, x, 2, 1 ); * // returns 5.0 */ -function dssumors( N, x, stride, offset ) { +function dssumors( N, x, strideX, offsetX ) { var sum; var ix; var m; @@ -52,20 +52,20 @@ function dssumors( N, x, stride, offset ) { if ( N <= 0 ) { return sum; } - if ( N === 1 || stride === 0 ) { - return x[ offset ]; + ix = offsetX; + if ( strideX === 0 ) { + return N * x[ ix ]; } - ix = offset; // If the stride is equal to `1`, use unrolled loops... - if ( stride === 1 ) { + if ( strideX === 1 ) { m = N % M; // If we have a remainder, run a clean-up loop... if ( m > 0 ) { for ( i = 0; i < m; i++ ) { sum += x[ ix ]; - ix += stride; + ix += strideX; } } if ( N < M ) { @@ -79,7 +79,7 @@ function dssumors( N, x, stride, offset ) { } for ( i = 0; i < N; i++ ) { sum += x[ ix ]; - ix += stride; + ix += strideX; } return sum; } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.native.js index 0afcebf98aca..dc452d00e4d7 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/lib/ndarray.native.js @@ -20,9 +20,7 @@ // MODULES // -var minViewBufferIndex = require( '@stdlib/strided/base/min-view-buffer-index' ); -var offsetView = require( '@stdlib/strided/base/offset-view' ); -var addon = require( './dssumors.native.js' ); +var addon = require( './../src/addon.node' ); // MAIN // @@ -32,8 +30,8 @@ var addon = require( './dssumors.native.js' ); * * @param {PositiveInteger} N - number of indexed elements * @param {Float32Array} x - input array -* @param {integer} stride - stride length -* @param {NonNegativeInteger} offset - starting index +* @param {integer} strideX - stride length +* @param {NonNegativeInteger} offsetX - starting index * @returns {number} sum * * @example @@ -44,14 +42,8 @@ var addon = require( './dssumors.native.js' ); * var v = dssumors( 4, x, 2, 1 ); * // returns 5.0 */ -function dssumors( N, x, stride, offset ) { - var view; - - offset = minViewBufferIndex( N, stride, offset ); - - view = offsetView( x, offset ); - - return addon( N, view, stride ); +function dssumors( N, x, strideX, offsetX ) { + return addon.ndarray( N, x, strideX, offsetX ); } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/manifest.json b/lib/node_modules/@stdlib/blas/ext/base/dssumors/manifest.json index c30a64af9ec8..ef341b959c42 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/manifest.json +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/manifest.json @@ -28,49 +28,52 @@ { "task": "build", "src": [ - "./src/dssumors.c" + "./src/main.c" ], "include": [ "./include" ], - "libraries": [ - "-lm" - ], + "libraries": [], "libpath": [], "dependencies": [ "@stdlib/napi/export", "@stdlib/napi/argv", "@stdlib/napi/argv-int64", - "@stdlib/napi/argv-strided-float32array" + "@stdlib/napi/argv-strided-float32array", + "@stdlib/strided/base/stride2offset", + "@stdlib/blas/base/shared", + "@stdlib/napi/create-double" ] }, { "task": "benchmark", "src": [ - "./src/dssumors.c" + "./src/main.c" ], "include": [ "./include" ], - "libraries": [ - "-lm" - ], + "libraries": [], "libpath": [], - "dependencies": [] + "dependencies": [ + "@stdlib/strided/base/stride2offset", + "@stdlib/blas/base/shared" + ] }, { "task": "examples", "src": [ - "./src/dssumors.c" + "./src/main.c" ], "include": [ "./include" ], - "libraries": [ - "-lm" - ], + "libraries": [], "libpath": [], - "dependencies": [] + "dependencies": [ + "@stdlib/strided/base/stride2offset", + "@stdlib/blas/base/shared" + ] } ] } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/addon.c b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/addon.c index 8d09785caa3b..64162e8e38f6 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/addon.c +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/addon.c @@ -17,12 +17,13 @@ */ #include "stdlib/blas/ext/base/dssumors.h" +#include "stdlib/blas/base/shared.h" #include "stdlib/napi/export.h" #include "stdlib/napi/argv.h" #include "stdlib/napi/argv_int64.h" #include "stdlib/napi/argv_strided_float32array.h" +#include "stdlib/napi/create_double.h" #include -#include /** * Receives JavaScript callback invocation data. @@ -34,13 +35,27 @@ static napi_value addon( napi_env env, napi_callback_info info ) { STDLIB_NAPI_ARGV( env, info, argv, argc, 3 ); STDLIB_NAPI_ARGV_INT64( env, N, argv, 0 ); - STDLIB_NAPI_ARGV_INT64( env, stride, argv, 2 ); - STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, stride, argv, 1 ); + STDLIB_NAPI_ARGV_INT64( env, strideX, argv, 2 ); + STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, strideX, argv, 1 ); + STDLIB_NAPI_CREATE_DOUBLE( env, API_SUFFIX(stdlib_strided_dssumors)( N, X, strideX ), v ); + return v; +} - napi_value v; - napi_status status = napi_create_double( env, stdlib_strided_dssumors( N, X, stride ), &v ); - assert( status == napi_ok ); +/** +* Receives JavaScript callback invocation data. +* +* @param env environment under which the function is invoked +* @param info callback data +* @return Node-API value +*/ +static napi_value addon_method( napi_env env, napi_callback_info info ) { + STDLIB_NAPI_ARGV( env, info, argv, argc, 4 ); + STDLIB_NAPI_ARGV_INT64( env, N, argv, 0 ); + STDLIB_NAPI_ARGV_INT64( env, strideX, argv, 2 ); + STDLIB_NAPI_ARGV_INT64( env, offsetX, argv, 3 ); + STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, strideX, argv, 1 ); + STDLIB_NAPI_CREATE_DOUBLE( env, API_SUFFIX(stdlib_strided_dssumors_ndarray)( N, X, strideX, offsetX ), v ); return v; } -STDLIB_NAPI_MODULE_EXPORT_FCN( addon ) +STDLIB_NAPI_MODULE_EXPORT_FCN_WITH_METHOD( addon, "ndarray", addon_method ) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/dssumors.c b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c similarity index 65% rename from lib/node_modules/@stdlib/blas/ext/base/dssumors/src/dssumors.c rename to lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c index f2d75d6cfe9d..fe5077fd6e38 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/dssumors.c +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c @@ -17,31 +17,38 @@ */ #include "stdlib/blas/ext/base/dssumors.h" -#include +#include "stdlib/blas/base/shared.h" +#include "stdlib/strided/base/stride2offset.h" /** * Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. * -* @param N number of indexed elements -* @param X input array -* @param stride stride length -* @return output value +* @param N number of indexed elements +* @param X input array +* @param strideX stride length +* @return output value */ -double stdlib_strided_dssumors( const int64_t N, const float *X, const int64_t stride ) { +double API_SUFFIX(stdlib_strided_dssumors)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX ) { + CBLAS_INT ox = stdlib_strided_stride2offset( N, strideX ); + return API_SUFFIX(stdlib_strided_dssumors_ndarray)( N, X, strideX, ox ); +} + +double API_SUFFIX(stdlib_strided_dssumors_ndarray)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX ) { + CBLAS_INT ix; + CBLAS_INT m; + CBLAS_INT i; double sum; - int64_t ix; - int64_t m; - int64_t i; sum = 0.0; if ( N <= 0 ) { return sum; } - if ( N == 1 || stride == 0 ) { - return X[ 0 ]; + ix = offsetX; + if ( strideX == 0 ) { + return N * X[ ix ]; } // If the stride is equal to `1`, use unrolled loops... - if ( stride == 1 ) { + if ( strideX == 1 ) { m = N % 6; // If we have a remainder, run a clean-up loop... @@ -58,14 +65,10 @@ double stdlib_strided_dssumors( const int64_t N, const float *X, const int64_t s } return sum; } - if ( stride < 0 ) { - ix = (1-N) * stride; - } else { - ix = 0; - } + for ( i = 0; i < N; i++ ) { sum += (double)X[ ix ]; - ix += stride; + ix += strideX; } return sum; } diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.js index 27074224af8e..a7bb577e8ac8 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.js @@ -143,14 +143,14 @@ tape( 'the function supports a negative `stride` parameter', function test( t ) t.end(); }); -tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element', function test( t ) { +tape( 'if provided a `stride` parameter equal to `0`, the function returns the sum of first element repeated N times', function test( t ) { var x; var v; x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] ); v = dssumors( x.length, x, 0 ); - t.strictEqual( v, 1.0, 'returns expected value' ); + t.strictEqual( v, 5.0, 'returns expected value' ); t.end(); }); diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.native.js index 7cc6cea70b15..426b6425812f 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.dssumors.native.js @@ -234,14 +234,14 @@ tape( 'the function supports a negative `stride` parameter', opts, function test t.end(); }); -tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element', opts, function test( t ) { +tape( 'if provided a `stride` parameter equal to `0`, the function returns the sum of first element repeated N times', opts, function test( t ) { var x; var v; x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] ); v = dssumors( x.length, x, 0 ); - t.strictEqual( v, 1.0, 'returns expected value' ); + t.strictEqual( v, 5.0, 'returns expected value' ); t.end(); }); diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.js index 86918efe5045..83391f073a26 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.js @@ -143,14 +143,14 @@ tape( 'the function supports a negative `stride` parameter', function test( t ) t.end(); }); -tape( 'if provided a `stride` parameter equal to `0`, the function returns the first indexed element', function test( t ) { +tape( 'if provided a `stride` parameter equal to `0`, the function returns the sum of first element repeated N times', function test( t ) { var x; var v; x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] ); v = dssumors( x.length, x, 0, 0 ); - t.strictEqual( v, 1.0, 'returns expected value' ); + t.strictEqual( v, 5.0, 'returns expected value' ); t.end(); }); diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.native.js index cd8a1d5d9a3a..26f738c9c234 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.native.js +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/test/test.ndarray.native.js @@ -152,14 +152,14 @@ tape( 'the function supports a negative `stride` parameter', opts, function test t.end(); }); -tape( 'if provided a `stride` parameter equal to `0`, the function returns the first indexed element', opts, function test( t ) { +tape( 'if provided a `stride` parameter equal to `0`, the function returns the sum of first element repeated N times', opts, function test( t ) { var x; var v; x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] ); v = dssumors( x.length, x, 0, 0 ); - t.strictEqual( v, 1.0, 'returns expected value' ); + t.strictEqual( v, 5.0, 'returns expected value' ); t.end(); }); From d72cefd9c266f22582d323beb5fbae8e06a95def Mon Sep 17 00:00:00 2001 From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> Date: Tue, 10 Dec 2024 21:14:24 +0500 Subject: [PATCH 2/6] docs: apply review suggestion Signed-off-by: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> --- lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md index 91ae46ec8d3e..d0dabd20e8cf 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md @@ -177,7 +177,7 @@ console.log( v ); Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. ```c -const float x[] = { 1.0f, -2.0f, 0.0f/0.0f, 2.0f }; +const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f }; double v = stdlib_strided_dssumors( 4, x, 1 ); // returns 1.0 From 05bdd2b77b0a75222e9a9bfb006ed2a830162dc8 Mon Sep 17 00:00:00 2001 From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> Date: Tue, 10 Dec 2024 21:14:35 +0500 Subject: [PATCH 3/6] docs: apply review suggestion Signed-off-by: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> --- lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md index d0dabd20e8cf..4f0493a22a3c 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md @@ -198,7 +198,7 @@ double stdlib_strided_dssumors( const CBLAS_INT N, const float *X, const CBLAS_I Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. ```c -const float x[] = { 1.0f, -2.0f, 0.0f/0.0f, 2.0f }; +const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f }; double v = stdlib_strided_dssumors_ndarray( 4, x, 1, 0 ); // returns 1.0 From b6474a04783d3a91d537f59db477f5a6b488fe42 Mon Sep 17 00:00:00 2001 From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> Date: Tue, 10 Dec 2024 16:18:09 +0000 Subject: [PATCH 4/6] docs: apply review suggestion --- .../@stdlib/blas/ext/base/dssumors/src/main.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c index fe5077fd6e38..b6d8957ad635 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/src/main.c @@ -33,6 +33,15 @@ double API_SUFFIX(stdlib_strided_dssumors)( const CBLAS_INT N, const float *X, c return API_SUFFIX(stdlib_strided_dssumors_ndarray)( N, X, strideX, ox ); } +/** +* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. +* +* @param N number of indexed elements +* @param X input array +* @param strideX stride length +* @param offsetX starting index +* @return output value +*/ double API_SUFFIX(stdlib_strided_dssumors_ndarray)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX ) { CBLAS_INT ix; CBLAS_INT m; From eebb2ef2ef357e798483b6d8b092c6970a850da3 Mon Sep 17 00:00:00 2001 From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> Date: Thu, 12 Dec 2024 12:42:17 +0500 Subject: [PATCH 5/6] docs: apply review suggestion Signed-off-by: Muhammad Haris <101793258+headlessNode@users.noreply.github.com> --- lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md index 4f0493a22a3c..78ff1c8822d0 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md @@ -248,7 +248,7 @@ int main( void ) { const int strideX = 2; // Compute the sum: - double v = stdlib_strided_dsnansumors( N, x, strideX ); + double v = stdlib_strided_dssumors( N, x, strideX ); // Print the result: printf( "sum: %lf\n", v ); From d56a12b464bf8c30a06785125e705b2e4a0a22ec Mon Sep 17 00:00:00 2001 From: Athan Date: Thu, 12 Dec 2024 19:01:36 -0800 Subject: [PATCH 6/6] Apply suggestions from code review Signed-off-by: Athan --- lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md | 4 ++-- .../ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md index 78ff1c8822d0..8f458633deba 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/README.md @@ -180,7 +180,7 @@ Computes the sum of single-precision floating-point strided array elements using const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f }; double v = stdlib_strided_dssumors( 4, x, 1 ); -// returns 1.0 +// returns 10.0 ``` The function accepts the following arguments: @@ -201,7 +201,7 @@ Computes the sum of single-precision floating-point strided array elements using const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f }; double v = stdlib_strided_dssumors_ndarray( 4, x, 1, 0 ); -// returns 1.0 +// returns 10.0 ``` The function accepts the following arguments: diff --git a/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h b/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h index 15d45b7e423d..5e25ca59cd64 100644 --- a/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h +++ b/lib/node_modules/@stdlib/blas/ext/base/dssumors/include/stdlib/blas/ext/base/dssumors.h @@ -29,12 +29,12 @@ extern "C" { #endif /** -* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. +* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and returning an extended precision result. */ double API_SUFFIX(stdlib_strided_dssumors)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX ); /** -* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. +* Computes the sum of single-precision floating-point strided array elements using ordinary recursive summation with extended accumulation and alternative indexing semantics and returning an extended precision result. */ double API_SUFFIX(stdlib_strided_dssumors_ndarray)( const CBLAS_INT N, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX );