refactor: remove unused header, update benchmarks in math/base/special/croundf

PR-URL: #3217

Reviewed-by: Philipp Burckhardt <[email protected]>

Author: gunjjoshi

lib/node_modules/@stdlib/math/base/special/croundf/benchmark/c/benchmark.c

@@ -91,19 +91,22 @@ static float rand_float( void ) {
 static double benchmark( void ) {
 	double elapsed;
 	double t;
-	float re;
-	float im;
+	float re[ 100 ];
+	float im[ 100 ];
 	int i;
 
 	float complex z;
 	float complex y;
 
+	for ( i = 0; i < 100; i++ ) {
+		re[ i ] = ( 1000.0f * rand_float() ) - 500.0f;
+		im[ i ] = ( 1000.0f * rand_float() ) - 500.0f;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		re = ( 1000.0*rand_float() ) - 500.0;
-		im = ( 1000.0*rand_float() ) - 500.0;
-		z = re + im*I;
-		y = roundf( crealf(z) ) + roundf( cimagf(z) )*I;
+		z = re[ i % 100 ] + im[ i % 100 ]*I;
+		y = roundf( crealf( z ) ) + roundf( cimagf( z ) )*I;
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;

lib/node_modules/@stdlib/math/base/special/croundf/benchmark/c/native/benchmark.c

@@ -93,19 +93,22 @@ static float rand_float( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
+	float v[ 100 ];
 	double t;
 	float re;
 	float im;
-	float v;
 	int i;
 
 	stdlib_complex64_t x;
 	stdlib_complex64_t y;
 
+	for ( i = 0; i < 100; i++ ) {
+		v[ i ] = ( 1000.0f * rand_float() ) - 500.0f;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		v = ( 1000.0*rand_float() ) - 500.0;
-		x = stdlib_complex64( v, v );
+		x = stdlib_complex64( v[ i % 100 ], v[ i % 100 ] );
 		y = stdlib_base_croundf( x );
 		stdlib_complex64_reim( y, &re, &im );
 		if ( re != re ) {

lib/node_modules/@stdlib/math/base/special/croundf/src/main.c

@@ -20,7 +20,6 @@
 #include "stdlib/math/base/special/roundf.h"
 #include "stdlib/complex/float32/ctor.h"
 #include "stdlib/complex/float32/reim.h"
-#include <math.h>
 
 /**
 * Rounds each component of a single-precision complex floating-point number to the nearest integer.