From 9d124921a3432b3401e43f80ec3121f828fea771 Mon Sep 17 00:00:00 2001
From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com>
Date: Tue, 14 Jan 2025 09:26:42 +0000
Subject: [PATCH 1/3] feat: add C ndarray API and refactor

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: passed
  - task: lint_package_json
    status: passed
  - task: lint_repl_help
    status: passed
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: passed
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
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    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

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type: pre_push_report
description: Results of running various checks prior to pushing changes.
report:
  - task: run_javascript_examples
    status: na
  - task: run_c_examples
    status: na
  - task: run_cpp_examples
    status: na
  - task: run_javascript_readme_examples
    status: na
  - task: run_c_benchmarks
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  - task: run_javascript_tests
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---
---
 .../@stdlib/blas/ext/base/sapxsumpw/README.md | 150 ++++++++++++++++--
 .../ext/base/sapxsumpw/benchmark/benchmark.js |  15 +-
 .../sapxsumpw/benchmark/benchmark.native.js   |  11 +-
 .../sapxsumpw/benchmark/benchmark.ndarray.js  |  15 +-
 .../benchmark/benchmark.ndarray.native.js     |  11 +-
 .../sapxsumpw/benchmark/c/benchmark.length.c  |  50 +++++-
 .../blas/ext/base/sapxsumpw/docs/repl.txt     |  40 +++--
 .../ext/base/sapxsumpw/docs/types/index.d.ts  |  24 +--
 .../ext/base/sapxsumpw/examples/c/example.c   |  15 +-
 .../blas/ext/base/sapxsumpw/examples/index.js |  10 +-
 .../include/stdlib/blas/ext/base/sapxsumpw.h  |   9 +-
 .../blas/ext/base/sapxsumpw/lib/index.js      |   5 +-
 .../blas/ext/base/sapxsumpw/lib/ndarray.js    |  54 +++----
 .../ext/base/sapxsumpw/lib/ndarray.native.js  |  20 +--
 .../blas/ext/base/sapxsumpw/lib/sapxsumpw.js  |  41 +----
 .../base/sapxsumpw/lib/sapxsumpw.native.js    |  13 +-
 .../blas/ext/base/sapxsumpw/manifest.json     |  35 ++--
 .../blas/ext/base/sapxsumpw/package.json      |   2 +-
 .../blas/ext/base/sapxsumpw/src/addon.c       |  30 +++-
 .../blas/ext/base/sapxsumpw/src/main.c        | 125 +++++++++++++++
 .../blas/ext/base/sapxsumpw/src/sapxsumpw.c   | 122 --------------
 .../ext/base/sapxsumpw/test/test.ndarray.js   |   4 +-
 .../sapxsumpw/test/test.ndarray.native.js     |   4 +-
 .../ext/base/sapxsumpw/test/test.sapxsumpw.js |   4 +-
 .../sapxsumpw/test/test.sapxsumpw.native.js   |   4 +-
 25 files changed, 484 insertions(+), 329 deletions(-)
 create mode 100644 lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/main.c
 delete mode 100644 lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/sapxsumpw.c

diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
index b4ec0a254771..bc0884a453e5 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
@@ -20,7 +20,7 @@ limitations under the License.
 
 # sapxsumpw
 
-> Add a constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.
+> Add a scalar constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.
 
 <section class="intro">
 
@@ -36,27 +36,27 @@ limitations under the License.
 var sapxsumpw = require( '@stdlib/blas/ext/base/sapxsumpw' );
 ```
 
-#### sapxsumpw( N, alpha, x, stride )
+#### sapxsumpw( N, alpha, x, strideX )
 
-Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 
 ```javascript
 var Float32Array = require( '@stdlib/array/float32' );
 
 var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-var N = x.length;
 
-var v = sapxsumpw( N, 5.0, x, 1 );
+var v = sapxsumpw( x.length, 5.0, x, 1 );
 // returns 16.0
 ```
 
 The function has the following parameters:
 
 -   **N**: number of indexed elements.
+-   **alpha**: scalar constant.
 -   **x**: input [`Float32Array`][@stdlib/array/float32].
--   **stride**: index increment for `x`.
+-   **stride**: stride length.
 
-The `N` and stride parameters determine which elements in the strided array are accessed at runtime. For example, to access every other element in `x`,
+The `N` and stride parameters determine which elements in the strided array are accessed at runtime. For example, to access every other element:
 
 ```javascript
 var Float32Array = require( '@stdlib/array/float32' );
@@ -81,25 +81,24 @@ var v = sapxsumpw( 4, 5.0, x1, 2 );
 // returns 25.0
 ```
 
-#### sapxsumpw.ndarray( N, alpha, x, stride, offset )
+#### sapxsumpw.ndarray( N, alpha, x, strideX, offsetX )
 
-Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
+Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
 
 ```javascript
 var Float32Array = require( '@stdlib/array/float32' );
 
 var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-var N = x.length;
 
-var v = sapxsumpw.ndarray( N, 5.0, x, 1, 0 );
+var v = sapxsumpw.ndarray( x.length, 5.0, x, 1, 0 );
 // returns 16.0
 ```
 
 The function has the following additional parameters:
 
--   **offset**: starting index for `x`.
+-   **offsetX**: starting index.
 
-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 access 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 access every other element starting from the second element:
 
 ```javascript
 var Float32Array = require( '@stdlib/array/float32' );
@@ -131,12 +130,12 @@ var v = sapxsumpw.ndarray( 4, 5.0, x, 2, 1 );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-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 sapxsumpw = require( '@stdlib/blas/ext/base/sapxsumpw' );
 
-var x = filledarrayBy( 10, 'float32', discreteUniform( 0, 100 ) );
-
+var x = discreteUniform( 10, -100, 100, {
+    'dtype': 'float32'
+});
 console.log( x );
 
 var v = sapxsumpw( x.length, 5.0, x, 1 );
@@ -147,8 +146,125 @@ console.log( v );
 
 <!-- /.examples -->
 
+<!-- C interface documentation. -->
+
 * * *
 
+<section class="c">
+
+## C APIs
+
+<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. -->
+
+<section class="intro">
+
+</section>
+
+<!-- /.intro -->
+
+<!-- C usage documentation. -->
+
+<section class="usage">
+
+### Usage
+
+```c
+#include "stdlib/blas/ext/base/sapxsumpw.h"
+```
+
+#### stdlib_strided_sapxsumpw( N, alpha, \*X, strideX )
+
+Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+
+```c
+const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f };
+
+float v = stdlib_strided_sapxsumpw( 4, 5.0f, x, 1 );
+// returns 30.0
+```
+
+The function accepts the following arguments:
+
+-   **N**: `[in] CBLAS_INT` number of indexed elements.
+-   **alpha**: `[in] float` scalar constant.
+-   **X**: `[in] float*` input array.
+-   **strideX**: `[in] CBLAS_INT` stride length.
+
+```c
+float stdlib_strided_sapxsumpw( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX );
+```
+
+#### stdlib_strided_sapxsumpw_ndarray( N, alpha, \*X, strideX, offsetX )
+
+Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
+
+```c
+const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f };
+
+float v = stdlib_strided_sapxsumpw_ndarray( 4, 5.0f, x, 1, 0 );
+// returns 30.0
+```
+
+The function accepts the following arguments:
+
+-   **N**: `[in] CBLAS_INT` number of indexed elements.
+-   **alpha**: `[in] float` scalar constant.
+-   **X**: `[in] float*` input array.
+-   **strideX**: `[in] CBLAS_INT` stride length.
+-   **offsetX**: `[in] CBLAS_INT` starting index.
+
+```c
+float stdlib_strided_sapxsumpw_ndarray( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX );
+```
+
+</section>
+
+<!-- /.usage -->
+
+<!-- C API usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="notes">
+
+</section>
+
+<!-- /.notes -->
+
+<!-- C API usage examples. -->
+
+<section class="examples">
+
+### Examples
+
+```c
+#include "stdlib/blas/ext/base/sapxsumpw.h"
+#include <stdio.h>
+
+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 indexed elements:
+    const int N = 8;
+
+    // Specify a stride:
+    const int strideX = 1;
+
+    // Compute the sum:
+    float v = stdlib_strided_sapxsumpw( N, 5.0f, x, strideX );
+
+    // Print the result:
+    printf( "Sum: %f\n", v );
+}
+```
+
+</section>
+
+<!-- /.examples -->
+
+</section>
+
+<!-- /.c -->
+
 <section class="references">
 
 ## References
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.js
index 1e03ab275c86..411cceebc610 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.js
@@ -21,14 +21,20 @@
 // 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;
 var sapxsumpw = require( './../lib/sapxsumpw.js' );
 
 
+// VARIABLES //
+
+var options = {
+	'dtype': 'float32'
+};
+
+
 // FUNCTIONS //
 
 /**
@@ -39,10 +45,7 @@ var sapxsumpw = require( './../lib/sapxsumpw.js' );
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-
-	x = filledarrayBy( len, 'float32', uniform( -10.0, 10.0 ) );
-
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.native.js
index 756d5a078148..520514c97340 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/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' );
@@ -36,6 +35,9 @@ var sapxsumpw = tryRequire( resolve( __dirname, './../lib/sapxsumpw.native.js' )
 var opts = {
 	'skip': ( sapxsumpw instanceof Error )
 };
+var options = {
+	'dtype': 'float32'
+};
 
 
 // FUNCTIONS //
@@ -48,10 +50,7 @@ var opts = {
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-
-	x = filledarrayBy( len, 'float32', uniform( -10.0, 10.0 ) );
-
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.js
index e680e6575f61..5558078e88e8 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.js
@@ -21,14 +21,20 @@
 // 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;
 var sapxsumpw = require( './../lib/ndarray.js' );
 
 
+// VARIABLES //
+
+var options = {
+	'dtype': 'float32'
+};
+
+
 // FUNCTIONS //
 
 /**
@@ -39,10 +45,7 @@ var sapxsumpw = require( './../lib/ndarray.js' );
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-
-	x = filledarrayBy( len, 'float32', uniform( -10.0, 10.0 ) );
-
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.native.js
index 00d203a97740..f62b256ca9fd 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/benchmark.ndarray.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/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' );
@@ -36,6 +35,9 @@ var sapxsumpw = tryRequire( resolve( __dirname, './../lib/ndarray.native.js' ) )
 var opts = {
 	'skip': ( sapxsumpw instanceof Error )
 };
+var options = {
+	'dtype': 'float32'
+};
 
 
 // FUNCTIONS //
@@ -48,10 +50,7 @@ var opts = {
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-
-	x = filledarrayBy( len, 'float32', uniform( -10.0, 10.0 ) );
-
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/c/benchmark.length.c b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/c/benchmark.length.c
index d347bace99ea..178f14510774 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/benchmark/c/benchmark.length.c
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/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 ];
 	float v;
@@ -107,6 +107,7 @@ static double benchmark( int iterations, int len ) {
 	v = 0.0f;
 	t = tic();
 	for ( i = 0; i < iterations; i++ ) {
+		// cppcheck-suppress uninitvar
 		v = stdlib_strided_sapxsumpw( len, 5.0f, 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 ];
+	float v;
+	double t;
+	int i;
+
+	for ( i = 0; i < len; i++ ) {
+		x[ i ] = ( rand_float() * 20000.0f ) - 10000.0f;
+	}
+	v = 0.0f;
+	t = tic();
+	for ( i = 0; i < iterations; i++ ) {
+		// cppcheck-suppress uninitvar
+		v = stdlib_strided_sapxsumpw_ndarray( len, 5.0f, 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/sapxsumpw/docs/repl.txt b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/repl.txt
index 469b9b207f4f..fb126ecf3d70 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/repl.txt
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/repl.txt
@@ -1,10 +1,10 @@
 
-{{alias}}( N, alpha, x, stride )
-    Adds a constant to each single-precision floating-point strided array
-    element and computes the sum using pairwise summation.
+{{alias}}( N, alpha, x, strideX )
+    Adds a scalar constant to each single-precision floating-point strided
+    array element and computes the sum using pairwise summation.
 
-    The `N` and stride parameters determine which elements in `x` 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.
@@ -17,13 +17,13 @@
         Number of indexed elements.
 
     alpha: number
-        Constant.
+        Scalar constant.
 
     x: Float32Array
         Input array.
 
-    stride: integer
-        Index increment.
+    strideX: integer
+        Stride length.
 
     Returns
     -------
@@ -37,27 +37,25 @@
     > {{alias}}( x.length, 5.0, x, 1 )
     16.0
 
-    // 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 ] );
-    > var stride = 2;
-    > {{alias}}( 3, 5.0, x, stride )
+    > {{alias}}( 3, 5.0, x, 2 )
     16.0
 
     // Using view offsets:
     > var x0 = new {{alias:@stdlib/array/float32}}( [ 1.0, -2.0, 3.0, 2.0, 5.0, -1.0 ] );
     > var x1 = new {{alias:@stdlib/array/float32}}( x0.buffer, x0.BYTES_PER_ELEMENT*1 );
-    > stride = 2;
-    > {{alias}}( 3, 5.0, x1, stride )
+    > {{alias}}( 3, 5.0, x1, 2 )
     14.0
 
 
-{{alias}}.ndarray( N, alpha, x, stride, offset )
-    Adds a constant to each single-precision floating-point strided array
-    element and computes the sum using pairwise summation and alternative
+{{alias}}.ndarray( N, alpha, x, strideX, offsetX )
+    Adds a scalar constant to each single-precision floating-point strided
+    array element and computes the sum using pairwise summation and alternative
     indexing semantics.
 
     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
@@ -66,15 +64,15 @@
         Number of indexed elements.
 
     alpha: number
-        Constant.
+        Scalar constant.
 
     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/sapxsumpw/docs/types/index.d.ts b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/types/index.d.ts
index 6d3d5190de71..30a0802846df 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/docs/types/index.d.ts
@@ -23,12 +23,12 @@
 */
 interface Routine {
 	/**
-	* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+	* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 	*
 	* @param N - number of indexed elements
-	* @param alpha - constant
+	* @param alpha - scalar constant
 	* @param x - input array
-	* @param stride - stride length
+	* @param strideX - stride length
 	* @returns sum
 	*
 	* @example
@@ -39,16 +39,16 @@ interface Routine {
 	* var v = sapxsumpw( x.length, 5.0, x, 1 );
 	* // returns 16.0
 	*/
-	( N: number, alpha: number, x: Float32Array, stride: number ): number;
+	( N: number, alpha: number, x: Float32Array, strideX: number ): number;
 
 	/**
-	* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
+	* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
 	*
 	* @param N - number of indexed elements
-	* @param alpha - constant
+	* @param alpha - scalar constant
 	* @param x - input array
-	* @param stride - stride length
-	* @param offset - starting index
+	* @param strideX - stride length
+	* @param offsetX - starting index
 	* @returns sum
 	*
 	* @example
@@ -59,16 +59,16 @@ interface Routine {
 	* var v = sapxsumpw.ndarray( x.length, 5.0, x, 1, 0 );
 	* // returns 16.0
 	*/
-	ndarray( N: number, alpha: number, x: Float32Array, stride: number, offset: number ): number;
+	ndarray( N: number, alpha: number, x: Float32Array, strideX: number, offsetX: number ): number;
 }
 
 /**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 *
 * @param N - number of indexed elements
-* @param alpha - constant
+* @param alpha - scalar constant
 * @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/sapxsumpw/examples/c/example.c b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/c/example.c
index ed7c4a77a0e6..a93d075fc6bb 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/c/example.c
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/c/example.c
@@ -17,22 +17,21 @@
 */
 
 #include "stdlib/blas/ext/base/sapxsumpw.h"
-#include <stdint.h>
 #include <stdio.h>
 
 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;
+	// Specify the number of indexed elements:
+	const int N = 8;
 
-	// Specify the stride length:
-	const int64_t stride = 2;
+	// Specify a stride:
+	const int strideX = 1;
 
 	// Compute the sum:
-	float v = stdlib_strided_sapxsumpw( N, 5.0f, x, stride );
+	float v = stdlib_strided_sapxsumpw( N, 5.0f, x, strideX );
 
 	// Print the result:
-	printf( "sum: %f\n", v );
+	printf( "Sum: %f\n", v );
 }
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/index.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/index.js
index ce7accccd889..aa7262357c1b 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/index.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/examples/index.js
@@ -18,14 +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 sapxsumpw = require( './../lib' );
 
-var x;
-
-x = filledarrayBy( 10, 'float32', discreteUniform( 0, 100 ) );
-
+var x = discreteUniform( 10, -100, 100, {
+	'dtype': 'float32'
+});
 console.log( x );
 
 var v = sapxsumpw( x.length, 5.0, x, 1 );
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/include/stdlib/blas/ext/base/sapxsumpw.h b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/include/stdlib/blas/ext/base/sapxsumpw.h
index 46125e9980ef..dcb9d1e328e7 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/include/stdlib/blas/ext/base/sapxsumpw.h
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/include/stdlib/blas/ext/base/sapxsumpw.h
@@ -19,7 +19,7 @@
 #ifndef STDLIB_BLAS_EXT_BASE_SAPXSUMPW_H
 #define STDLIB_BLAS_EXT_BASE_SAPXSUMPW_H
 
-#include <stdint.h>
+#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" {
 /**
 * Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 */
-float stdlib_strided_sapxsumpw( const int64_t N, const float alpha, const float *X, const int64_t stride );
+float API_SUFFIX(stdlib_strided_sapxsumpw)( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX );
+
+/**
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
+*/
+float API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX );
 
 #ifdef __cplusplus
 }
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/index.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/index.js
index 9c01c7d56d7f..0ef59d61a28f 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/index.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/index.js
@@ -19,7 +19,7 @@
 'use strict';
 
 /**
-* Add a constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.
+* Add a scalar constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.
 *
 * @module @stdlib/blas/ext/base/sapxsumpw
 *
@@ -28,9 +28,8 @@
 * var sapxsumpw = require( '@stdlib/blas/ext/base/sapxsumpw' );
 *
 * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-* var N = x.length;
 *
-* var v = sapxsumpw( N, 5.0, x, 1 );
+* var v = sapxsumpw( x.length, 5.0, x, 1 );
 * // returns 16.0
 *
 * @example
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
index 2a036cc5a1f4..49493d469969 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
@@ -35,7 +35,7 @@ var BLOCKSIZE = 128;
 // MAIN //
 
 /**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 *
 * ## Method
 *
@@ -46,10 +46,10 @@ var BLOCKSIZE = 128;
 * -   Higham, Nicholas J. 1993. "The Accuracy of Floating Point Summation." _SIAM Journal on Scientific Computing_ 14 (4): 783–99. doi:[10.1137/0914050](https://doi.org/10.1137/0914050).
 *
 * @param {PositiveInteger} N - number of indexed elements
-* @param {number} alpha - constant
+* @param {number} alpha - scalar constant
 * @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
@@ -60,7 +60,7 @@ var BLOCKSIZE = 128;
 * var v = sapxsumpw( 4, 5.0, x, 2, 1 );
 * // returns 25.0
 */
-function sapxsumpw( N, alpha, x, stride, offset ) {
+function sapxsumpw( N, alpha, x, strideX, offsetX ) {
 	var ix;
 	var s0;
 	var s1;
@@ -78,42 +78,42 @@ function sapxsumpw( N, alpha, x, stride, offset ) {
 	if ( N <= 0 ) {
 		return 0.0;
 	}
-	if ( N === 1 || stride === 0 ) {
-		return float64ToFloat32( alpha + x[ offset ] );
+	ix = offsetX;
+	if ( strideX === 0 ) {
+		return float64ToFloat32( N * ( alpha + x[ ix ] ) );
 	}
-	ix = offset;
 	if ( N < 8 ) {
 		// Use simple summation...
 		s = 0.0;
 		for ( i = 0; i < N; i++ ) {
 			s = float64ToFloat32( s + float64ToFloat32( alpha + x[ ix ] ) );
-			ix += stride;
+			ix += strideX;
 		}
 		return s;
 	}
 	if ( N <= BLOCKSIZE ) {
 		// Sum a block with 8 accumulators (by loop unrolling, we lower the effective blocksize to 16)...
 		s0 = float64ToFloat32( alpha + x[ ix ] );
-		s1 = float64ToFloat32( alpha + x[ ix+stride ] );
-		s2 = float64ToFloat32( alpha + x[ ix+(2*stride) ] );
-		s3 = float64ToFloat32( alpha + x[ ix+(3*stride) ] );
-		s4 = float64ToFloat32( alpha + x[ ix+(4*stride) ] );
-		s5 = float64ToFloat32( alpha + x[ ix+(5*stride) ] );
-		s6 = float64ToFloat32( alpha + x[ ix+(6*stride) ] );
-		s7 = float64ToFloat32( alpha + x[ ix+(7*stride) ] );
-		ix += 8 * stride;
+		s1 = float64ToFloat32( alpha + x[ ix+strideX ] );
+		s2 = float64ToFloat32( alpha + x[ ix+(2*strideX) ] );
+		s3 = float64ToFloat32( alpha + x[ ix+(3*strideX) ] );
+		s4 = float64ToFloat32( alpha + x[ ix+(4*strideX) ] );
+		s5 = float64ToFloat32( alpha + x[ ix+(5*strideX) ] );
+		s6 = float64ToFloat32( alpha + x[ ix+(6*strideX) ] );
+		s7 = float64ToFloat32( alpha + x[ ix+(7*strideX) ] );
+		ix += 8 * strideX;
 
 		M = N % 8;
 		for ( i = 8; i < N-M; i += 8 ) {
 			s0 = float64ToFloat32( s0 + float64ToFloat32( alpha + x[ ix ] ) );
-			s1 = float64ToFloat32( s1 + float64ToFloat32( alpha + x[ ix+stride ] ) );
-			s2 = float64ToFloat32( s2 + float64ToFloat32( alpha + x[ ix+(2*stride) ] ) );
-			s3 = float64ToFloat32( s3 + float64ToFloat32( alpha + x[ ix+(3*stride) ] ) );
-			s4 = float64ToFloat32( s4 + float64ToFloat32( alpha + x[ ix+(4*stride) ] ) );
-			s5 = float64ToFloat32( s5 + float64ToFloat32( alpha + x[ ix+(5*stride) ] ) );
-			s6 = float64ToFloat32( s6 + float64ToFloat32( alpha + x[ ix+(6*stride) ] ) );
-			s7 = float64ToFloat32( s7 + float64ToFloat32( alpha + x[ ix+(7*stride) ] ) );
-			ix += 8 * stride;
+			s1 = float64ToFloat32( s1 + float64ToFloat32( alpha + x[ ix+strideX ] ) );
+			s2 = float64ToFloat32( s2 + float64ToFloat32( alpha + x[ ix+(2*strideX) ] ) );
+			s3 = float64ToFloat32( s3 + float64ToFloat32( alpha + x[ ix+(3*strideX) ] ) );
+			s4 = float64ToFloat32( s4 + float64ToFloat32( alpha + x[ ix+(4*strideX) ] ) );
+			s5 = float64ToFloat32( s5 + float64ToFloat32( alpha + x[ ix+(5*strideX) ] ) );
+			s6 = float64ToFloat32( s6 + float64ToFloat32( alpha + x[ ix+(6*strideX) ] ) );
+			s7 = float64ToFloat32( s7 + float64ToFloat32( alpha + x[ ix+(7*strideX) ] ) );
+			ix += 8 * strideX;
 		}
 		// Pairwise sum the accumulators:
 		s = float64ToFloat32( float64ToFloat32( float64ToFloat32(s0+s1) + float64ToFloat32(s2+s3) ) + float64ToFloat32( float64ToFloat32(s4+s5) + float64ToFloat32(s6+s7) ) );
@@ -121,14 +121,14 @@ function sapxsumpw( N, alpha, x, stride, offset ) {
 		// Clean-up loop...
 		for ( i; i < N; i++ ) {
 			s = float64ToFloat32( s + float64ToFloat32( alpha + x[ ix ] ) );
-			ix += stride;
+			ix += strideX;
 		}
 		return s;
 	}
 	// Recurse by dividing by two, but avoiding non-multiples of unroll factor...
 	n = floor( N/2 );
 	n -= n % 8;
-	return float64ToFloat32( sapxsumpw( n, alpha, x, stride, ix ) + sapxsumpw( N-n, alpha, x, stride, ix+(n*stride) ) );
+	return float64ToFloat32( sapxsumpw( n, alpha, x, strideX, ix ) + sapxsumpw( N-n, alpha, x, strideX, ix+(n*strideX) ) );
 }
 
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.native.js
index a84faa05e0e2..305809947ddd 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.native.js
@@ -20,20 +20,19 @@
 
 // MODULES //
 
-var Float32Array = require( '@stdlib/array/float32' );
-var addon = require( './sapxsumpw.native.js' );
+var addon = require( './../src/addon.node' );
 
 
 // MAIN //
 
 /**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 *
 * @param {PositiveInteger} N - number of indexed elements
-* @param {number} alpha - constant
+* @param {number} alpha - scalar constant
 * @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
@@ -44,13 +43,8 @@ var addon = require( './sapxsumpw.native.js' );
 * var v = sapxsumpw( 4, 5.0, x, 2, 1 );
 * // returns 25.0
 */
-function sapxsumpw( N, alpha, x, stride, offset ) {
-	var view;
-	if ( stride < 0 ) {
-		offset += (N-1) * stride;
-	}
-	view = new Float32Array( x.buffer, x.byteOffset+(x.BYTES_PER_ELEMENT*offset), x.length-offset ); // eslint-disable-line max-len
-	return addon( N, alpha, view, stride );
+function sapxsumpw( N, alpha, x, strideX, offsetX ) {
+	return addon.ndarray( N, alpha, x, strideX, offsetX );
 }
 
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.js
index 02e9d4ccbd5a..62bdd59f3c7a 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.js
@@ -20,14 +20,14 @@
 
 // MODULES //
 
-var float64ToFloat32 = require( '@stdlib/number/float64/base/to-float32' );
-var sum = require( './ndarray.js' );
+var stride2offset = require( '@stdlib/strided/base/stride2offset' );
+var ndarray = require( './ndarray.js' );
 
 
 // MAIN //
 
 /**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 *
 * ## Method
 *
@@ -38,46 +38,21 @@ var sum = require( './ndarray.js' );
 * -   Higham, Nicholas J. 1993. "The Accuracy of Floating Point Summation." _SIAM Journal on Scientific Computing_ 14 (4): 783–99. doi:[10.1137/0914050](https://doi.org/10.1137/0914050).
 *
 * @param {PositiveInteger} N - number of indexed elements
-* @param {number} alpha - constant
+* @param {number} alpha - scalar constant
 * @param {Float32Array} x - input array
-* @param {integer} stride - stride length
+* @param {integer} strideX - stride length
 * @returns {number} sum
 *
 * @example
 * var Float32Array = require( '@stdlib/array/float32' );
 *
 * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-* var N = x.length;
 *
-* var v = sapxsumpw( N, 5.0, x, 1 );
+* var v = sapxsumpw( x.length, 5.0, x, 1 );
 * // returns 16.0
 */
-function sapxsumpw( N, alpha, x, stride ) {
-	var ix;
-	var s;
-	var i;
-
-	if ( N <= 0 ) {
-		return 0.0;
-	}
-	if ( N === 1 || stride === 0 ) {
-		return float64ToFloat32( alpha + x[ 0 ] );
-	}
-	if ( stride < 0 ) {
-		ix = (1-N) * stride;
-	} else {
-		ix = 0;
-	}
-	if ( N < 8 ) {
-		// Use simple summation...
-		s = 0.0;
-		for ( i = 0; i < N; i++ ) {
-			s = float64ToFloat32( s + float64ToFloat32( alpha + x[ ix ] ) );
-			ix += stride;
-		}
-		return s;
-	}
-	return sum( N, alpha, x, stride, ix );
+function sapxsumpw( N, alpha, x, strideX ) {
+	return ndarray( N, alpha, x, strideX, stride2offset( N, strideX ) );
 }
 
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.native.js
index 939d4c29ccb4..549ff195a4ec 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/sapxsumpw.native.js
@@ -26,25 +26,24 @@ var addon = require( './../src/addon.node' );
 // MAIN //
 
 /**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
 *
 * @param {PositiveInteger} N - number of indexed elements
-* @param {number} alpha - constant
+* @param {number} alpha - scalar constant
 * @param {Float32Array} x - input array
-* @param {integer} stride - stride length
+* @param {integer} strideX - stride length
 * @returns {number} sum
 *
 * @example
 * var Float32Array = require( '@stdlib/array/float32' );
 *
 * var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-* var N = x.length;
 *
-* var v = sapxsumpw( N, 5.0, x, 1 );
+* var v = sapxsumpw( x.length, 5.0, x, 1 );
 * // returns 16.0
 */
-function sapxsumpw( N, alpha, x, stride ) {
-	return addon( N, alpha, x, stride );
+function sapxsumpw( N, alpha, x, strideX ) {
+	return addon( N, alpha, x, strideX );
 }
 
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/manifest.json b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/manifest.json
index cdc880d4dbbb..bdecb363835f 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/manifest.json
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/manifest.json
@@ -28,50 +28,53 @@
     {
       "task": "build",
       "src": [
-        "./src/sapxsumpw.c"
+        "./src/main.c"
       ],
       "include": [
         "./include"
       ],
-      "libraries": [
-        "-lm"
-      ],
+      "libraries": [],
       "libpath": [],
       "dependencies": [
-      	"@stdlib/napi/export",
+        "@stdlib/napi/export",
         "@stdlib/napi/argv",
         "@stdlib/napi/argv-float",
         "@stdlib/napi/argv-int64",
-        "@stdlib/napi/argv-strided-float32array"
+        "@stdlib/napi/argv-strided-float32array",
+        "@stdlib/napi/create-double",
+        "@stdlib/strided/base/stride2offset",
+        "@stdlib/blas/base/shared"
       ]
     },
     {
       "task": "benchmark",
       "src": [
-        "./src/sapxsumpw.c"
+        "./src/main.c"
       ],
       "include": [
         "./include"
       ],
-      "libraries": [
-        "-lm"
-      ],
+      "libraries": [],
       "libpath": [],
-      "dependencies": []
+      "dependencies": [
+        "@stdlib/strided/base/stride2offset",
+        "@stdlib/blas/base/shared"
+      ]
     },
     {
       "task": "examples",
       "src": [
-        "./src/sapxsumpw.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/sapxsumpw/package.json b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/package.json
index 1144e51039c5..07c8d4cde7f1 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/package.json
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@stdlib/blas/ext/base/sapxsumpw",
   "version": "0.0.0",
-  "description": "Add a constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.",
+  "description": "Add a scalar constant to each single-precision floating-point strided array element and compute the sum using pairwise summation.",
   "license": "Apache-2.0",
   "author": {
     "name": "The Stdlib Authors",
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/addon.c b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/addon.c
index 79f34333bd90..c21adf10d16d 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/addon.c
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/addon.c
@@ -17,11 +17,13 @@
 */
 
 #include "stdlib/blas/ext/base/sapxsumpw.h"
+#include "stdlib/blas/base/shared.h"
 #include "stdlib/napi/export.h"
 #include "stdlib/napi/argv.h"
 #include "stdlib/napi/argv_float.h"
 #include "stdlib/napi/argv_int64.h"
 #include "stdlib/napi/argv_strided_float32array.h"
+#include "stdlib/napi/create_double.h"
 #include <node_api.h>
 
 /**
@@ -35,14 +37,28 @@ static napi_value addon( 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_FLOAT( env, alpha, argv, 1 );
-	STDLIB_NAPI_ARGV_INT64( env, stride, argv, 3 );
-	STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, stride, argv, 2 );
-
-	napi_value v;
-	napi_status status = napi_create_double( env, (double)stdlib_strided_sapxsumpw( N, alpha, X, stride ), &v );
-	assert( status == napi_ok );
+	STDLIB_NAPI_ARGV_INT64( env, strideX, argv, 3 );
+	STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, strideX, argv, 2 );
+	STDLIB_NAPI_CREATE_DOUBLE( env, (double)API_SUFFIX(stdlib_strided_sapxsumpw)( N, alpha, X, strideX ), v );
+	return v;
+}
 
+/**
+* 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, 5 );
+	STDLIB_NAPI_ARGV_INT64( env, N, argv, 0 );
+	STDLIB_NAPI_ARGV_FLOAT( env, alpha, argv, 1 );
+	STDLIB_NAPI_ARGV_INT64( env, strideX, argv, 3 );
+	STDLIB_NAPI_ARGV_INT64( env, offsetX, argv, 4 );
+	STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, strideX, argv, 2 );
+	STDLIB_NAPI_CREATE_DOUBLE( env, (double)API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( N, alpha, 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/sapxsumpw/src/main.c b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/main.c
new file mode 100644
index 000000000000..5111888632fb
--- /dev/null
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/main.c
@@ -0,0 +1,125 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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.
+*/
+
+#include "stdlib/blas/ext/base/sapxsumpw.h"
+#include "stdlib/strided/base/stride2offset.h"
+#include "stdlib/blas/base/shared.h"
+
+/**
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
+*
+* @param N        number of indexed elements
+* @param alpha    scalar constant
+* @param X        input array
+* @param strideX  stride length
+* @return         output value
+*/
+float API_SUFFIX(stdlib_strided_sapxsumpw)( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX ) {
+	CBLAS_INT ox = stdlib_strided_stride2offset( N, strideX );
+	return API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( N, alpha, X, strideX, ox );
+}
+
+/**
+* Adds a scalar constant to each single-precision floating-point strided array element and computes the sum using pairwise summation and alternative indexing semantics.
+*
+* ## Method
+*
+* -   This implementation uses pairwise summation, which accrues rounding error `O(log2 N)` instead of `O(N)`. The recursion depth is also `O(log2 N)`.
+*
+* ## References
+*
+* -   Higham, Nicholas J. 1993. "The Accuracy of Floating Point Summation." _SIAM Journal on Scientific Computing_ 14 (4): 783–99. doi:[10.1137/0914050](https://doi.org/10.1137/0914050).
+*
+* @param N        number of indexed elements
+* @param alpha    scalar constant
+* @param X        input array
+* @param strideX  stride length
+* @param offsetX  starting index
+* @return         output value
+*/
+float API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( const CBLAS_INT N, const float alpha, const float *X, const CBLAS_INT strideX, const CBLAS_INT offsetX ) {
+	CBLAS_INT ix;
+	CBLAS_INT M;
+	CBLAS_INT n;
+	CBLAS_INT i;
+	float sum;
+	float s0;
+	float s1;
+	float s2;
+	float s3;
+	float s4;
+	float s5;
+	float s6;
+	float s7;
+
+	if ( N <= 0 ) {
+		return 0.0f;
+	}
+	ix = offsetX;
+	if ( strideX == 0 ) {
+		return N * ( alpha + X[ ix ] );
+	}
+	if ( N < 8 ) {
+		// Use simple summation...
+		sum = 0.0f;
+		for ( i = 0; i < N; i++ ) {
+			sum += alpha + X[ ix ];
+			ix += strideX;
+		}
+		return sum;
+	}
+	// Blocksize for pairwise summation: 128 (NOTE: decreasing the blocksize decreases rounding error as more pairs are summed, but also decreases performance. Because the inner loop is unrolled eight times, the blocksize is effectively `16`.)
+	if ( N <= 128 ) {
+		// Sum a block with 8 accumulators (by loop unrolling, we lower the effective blocksize to 16)...
+		s0 = alpha + X[ ix ];
+		s1 = alpha + X[ ix+strideX ];
+		s2 = alpha + X[ ix+(2*strideX) ];
+		s3 = alpha + X[ ix+(3*strideX) ];
+		s4 = alpha + X[ ix+(4*strideX) ];
+		s5 = alpha + X[ ix+(5*strideX) ];
+		s6 = alpha + X[ ix+(6*strideX) ];
+		s7 = alpha + X[ ix+(7*strideX) ];
+		ix += 8 * strideX;
+
+		M = N % 8;
+		for ( i = 8; i < N-M; i += 8 ) {
+			s0 += alpha + X[ ix ];
+			s1 += alpha + X[ ix+strideX ];
+			s2 += alpha + X[ ix+(2*strideX) ];
+			s3 += alpha + X[ ix+(3*strideX) ];
+			s4 += alpha + X[ ix+(4*strideX) ];
+			s5 += alpha + X[ ix+(5*strideX) ];
+			s6 += alpha + X[ ix+(6*strideX) ];
+			s7 += alpha + X[ ix+(7*strideX) ];
+			ix += 8 * strideX;
+		}
+		// Pairwise sum the accumulators:
+		sum = ( (s0+s1) + (s2+s3) ) + ( (s4+s5) + (s6+s7) );
+
+		// Clean-up loop...
+		for (; i < N; i++ ) {
+			sum += alpha + X[ ix ];
+			ix += strideX;
+		}
+		return sum;
+	}
+	// Recurse by dividing by two, but avoiding non-multiples of unroll factor...
+	n = N / 2;
+	n -= n % 8;
+	return API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( n, alpha, X, strideX, ix ) + API_SUFFIX(stdlib_strided_sapxsumpw_ndarray)( N-n, alpha, X, strideX, ix+(n*strideX) );
+}
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/sapxsumpw.c b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/sapxsumpw.c
deleted file mode 100644
index 8871478a4eb6..000000000000
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/src/sapxsumpw.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/**
-* @license Apache-2.0
-*
-* Copyright (c) 2020 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.
-*/
-
-#include "stdlib/blas/ext/base/sapxsumpw.h"
-#include <stdint.h>
-
-/**
-* Adds a constant to each single-precision floating-point strided array element and computes the sum using pairwise summation.
-*
-* ## Method
-*
-* -   This implementation uses pairwise summation, which accrues rounding error `O(log2 N)` instead of `O(N)`. The recursion depth is also `O(log2 N)`.
-*
-* ## References
-*
-* -   Higham, Nicholas J. 1993. "The Accuracy of Floating Point Summation." _SIAM Journal on Scientific Computing_ 14 (4): 783–99. doi:[10.1137/0914050](https://doi.org/10.1137/0914050).
-*
-* @param N       number of indexed elements
-* @param alpha   constant
-* @param X       input array
-* @param stride  stride length
-* @return        output value
-*/
-float stdlib_strided_sapxsumpw( const int64_t N, const float alpha, const float *X, const int64_t stride ) {
-	float *xp1;
-	float *xp2;
-	int64_t ix;
-	int64_t M;
-	int64_t n;
-	int64_t i;
-	float sum;
-	float s0;
-	float s1;
-	float s2;
-	float s3;
-	float s4;
-	float s5;
-	float s6;
-	float s7;
-
-	if ( N <= 0 ) {
-		return 0.0f;
-	}
-	if ( N == 1 || stride == 0 ) {
-		return alpha + X[ 0 ];
-	}
-	if ( stride < 0 ) {
-		ix = (1-N) * stride;
-	} else {
-		ix = 0;
-	}
-	if ( N < 8 ) {
-		// Use simple summation...
-		sum = 0.0f;
-		for ( i = 0; i < N; i++ ) {
-			sum += alpha + X[ ix ];
-			ix += stride;
-		}
-		return sum;
-	}
-	// Blocksize for pairwise summation: 128 (NOTE: decreasing the blocksize decreases rounding error as more pairs are summed, but also decreases performance. Because the inner loop is unrolled eight times, the blocksize is effectively `16`.)
-	if ( N <= 128 ) {
-		// Sum a block with 8 accumulators (by loop unrolling, we lower the effective blocksize to 16)...
-		s0 = alpha + X[ ix ];
-		s1 = alpha + X[ ix+stride ];
-		s2 = alpha + X[ ix+(2*stride) ];
-		s3 = alpha + X[ ix+(3*stride) ];
-		s4 = alpha + X[ ix+(4*stride) ];
-		s5 = alpha + X[ ix+(5*stride) ];
-		s6 = alpha + X[ ix+(6*stride) ];
-		s7 = alpha + X[ ix+(7*stride) ];
-		ix += 8 * stride;
-
-		M = N % 8;
-		for ( i = 8; i < N-M; i += 8 ) {
-			s0 += alpha + X[ ix ];
-			s1 += alpha + X[ ix+stride ];
-			s2 += alpha + X[ ix+(2*stride) ];
-			s3 += alpha + X[ ix+(3*stride) ];
-			s4 += alpha + X[ ix+(4*stride) ];
-			s5 += alpha + X[ ix+(5*stride) ];
-			s6 += alpha + X[ ix+(6*stride) ];
-			s7 += alpha + X[ ix+(7*stride) ];
-			ix += 8 * stride;
-		}
-		// Pairwise sum the accumulators:
-		sum = ((s0+s1) + (s2+s3)) + ((s4+s5) + (s6+s7));
-
-		// Clean-up loop...
-		for (; i < N; i++ ) {
-			sum += alpha + X[ ix ];
-			ix += stride;
-		}
-		return sum;
-	}
-	// Recurse by dividing by two, but avoiding non-multiples of unroll factor...
-	n = N / 2;
-	n -= n % 8;
-	if ( stride < 0 ) {
-		xp1 = (float *)X + ( (n-N)*stride );
-		xp2 = (float *)X;
-	} else {
-		xp1 = (float *)X;
-		xp2 = (float *)X + ( n*stride );
-	}
-	return stdlib_strided_sapxsumpw( n, alpha, xp1, stride ) + stdlib_strided_sapxsumpw( N-n, alpha, xp2, stride );
-}
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.js
index c16278d1610d..305f05c82690 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.js
@@ -152,14 +152,14 @@ 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 plus a constant', function test( t ) {
+tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element plus a constant repeated N times', function test( t ) {
 	var x;
 	var v;
 
 	x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
 
 	v = sapxsumpw( x.length, 5.0, x, 0, 0 );
-	t.strictEqual( v, 6.0, 'returns expected value' );
+	t.strictEqual( v, x.length * (x[0]+5.0), 'returns expected value' );
 
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.native.js
index 22fa27a4bbd8..194ecf674277 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.ndarray.native.js
@@ -161,14 +161,14 @@ 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 plus a constant', opts, function test( t ) {
+tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element plus a constant 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 = sapxsumpw( x.length, 5.0, x, 0, 0 );
-	t.strictEqual( v, 6.0, 'returns expected value' );
+	t.strictEqual( v, x.length * (x[0]+5.0), 'returns expected value' );
 
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.js
index 4b9c1dedbbec..e4aa827c9c1b 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.js
@@ -152,14 +152,14 @@ 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 plus a constant', function test( t ) {
+tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element plus a constant repeated N times', function test( t ) {
 	var x;
 	var v;
 
 	x = new Float32Array( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
 
 	v = sapxsumpw( x.length, 5.0, x, 0 );
-	t.strictEqual( v, 6.0, 'returns expected value' );
+	t.strictEqual( v, x.length * (x[0]+5.0), 'returns expected value' );
 
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.native.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.native.js
index ea0af9baf524..3cdbccd275ab 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/test/test.sapxsumpw.native.js
@@ -270,14 +270,14 @@ 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 plus a constant', opts, function test( t ) {
+tape( 'if provided a `stride` parameter equal to `0`, the function returns the first element plus a constant 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 = sapxsumpw( x.length, 5.0, x, 0 );
-	t.strictEqual( v, 6.0, 'returns expected value' );
+	t.strictEqual( v, x.length * (x[0]+5.0), 'returns expected value' );
 
 	t.end();
 });

From 950719be3f622c6f2432c815cea7cdf2a22b622e Mon Sep 17 00:00:00 2001
From: Muhammad Haris <101793258+headlessNode@users.noreply.github.com>
Date: Tue, 14 Jan 2025 16:00:19 +0500
Subject: [PATCH 2/3] fix: apply review suggestions

Signed-off-by: Muhammad Haris <101793258+headlessNode@users.noreply.github.com>
---
 lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
index 49493d469969..f3f58f5ad6f1 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/lib/ndarray.js
@@ -80,7 +80,7 @@ function sapxsumpw( N, alpha, x, strideX, offsetX ) {
 	}
 	ix = offsetX;
 	if ( strideX === 0 ) {
-		return float64ToFloat32( N * ( alpha + x[ ix ] ) );
+		return float64ToFloat32( N * float64ToFloat32( alpha + x[ ix ] ) );
 	}
 	if ( N < 8 ) {
 		// Use simple summation...

From e7776b5cb4ca45712028dfa1492b6ebd9c29a4f2 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Fri, 17 Jan 2025 16:13:07 -0800
Subject: [PATCH 3/3] Apply suggestions from code review

Signed-off-by: Athan <kgryte@gmail.com>
---
 lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
index bc0884a453e5..d442e0562055 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
+++ b/lib/node_modules/@stdlib/blas/ext/base/sapxsumpw/README.md
@@ -180,7 +180,7 @@ Adds a scalar constant to each single-precision floating-point strided array ele
 const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f };
 
 float v = stdlib_strided_sapxsumpw( 4, 5.0f, x, 1 );
-// returns 30.0
+// returns 30.0f
 ```
 
 The function accepts the following arguments:
@@ -202,7 +202,7 @@ Adds a scalar constant to each single-precision floating-point strided array ele
 const float x[] = { 1.0f, 2.0f, 3.0f, 4.0f };
 
 float v = stdlib_strided_sapxsumpw_ndarray( 4, 5.0f, x, 1, 0 );
-// returns 30.0
+// returns 30.0f
 ```
 
 The function accepts the following arguments: