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/*
-- MAGMA (version 2.9.0) --
Univ. of Tennessee, Knoxville
Univ. of California, Berkeley
Univ. of Colorado, Denver
@date January 2025
@generated from testing/testing_znan_inf.cpp, normal z -> s, Wed Jan 22 14:40:24 2025
@author Mark Gates
*/
// includes, system
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
// includes, project
#include "magma_v2.h"
#include "magma_lapack.h"
#include "testings.h"
#define REAL
/* ////////////////////////////////////////////////////////////////////////////
-- Testing znan_inf
*/
int main( int argc, char** argv)
{
TESTING_CHECK( magma_init() );
magma_print_environment();
#define hA(i,j) (hA + (i) + (j)*lda)
float *hA;
magmaFloat_ptr dA;
magma_int_t ione = 1;
magma_int_t ISEED[4] = {0,0,0,1};
magma_int_t M, N, lda, ldda, size;
magma_int_t *ii, *jj;
magma_int_t i, j, cnt, tmp;
int status = 0;
magma_opts opts;
opts.parse_opts( argc, argv );
magma_uplo_t uplo[] = { MagmaLower, MagmaUpper, MagmaFull };
/* ====================================================================
Check scalar operations
=================================================================== */
// here "a" denotes finite scalar, "nan" and "inf" denote exceptions.
// before underbar "_" is real, after underbar "_" is imag.
printf( "%% checking magma_s_isnan, magma_s_isinf, magma_s_isnan_inf\n" );
float a_a = MAGMA_S_MAKE( 1.2345, 4.3456 );
float a_nan = MAGMA_S_MAKE( 1.2345, MAGMA_D_NAN );
float a_inf = MAGMA_S_MAKE( 1.2345, MAGMA_D_INF );
float nan_a = MAGMA_S_MAKE( MAGMA_D_NAN, 4.3456 );
float inf_a = MAGMA_S_MAKE( MAGMA_D_INF, 4.3456 );
float nan_nan = MAGMA_S_MAKE( MAGMA_D_NAN, MAGMA_D_NAN );
float nan_inf = MAGMA_S_MAKE( MAGMA_D_NAN, MAGMA_D_INF );
float inf_inf = MAGMA_S_MAKE( MAGMA_D_INF, MAGMA_D_INF );
float inf_nan = MAGMA_S_MAKE( MAGMA_D_INF, MAGMA_D_NAN );
// ----- std::isnan
magma_assert_warn( ! std::isnan( MAGMA_S_REAL(a_a) ), "! std::isnan( real(a_a) )" );
magma_assert_warn( std::isnan( MAGMA_S_REAL(nan_a) ), " std::isnan( real(nan_a) )" );
magma_assert_warn( ! std::isnan( MAGMA_S_REAL(inf_a) ), "! std::isnan( real(inf_a) )" );
// ----- std::isinf
magma_assert_warn( ! std::isinf( MAGMA_S_REAL(a_a) ), "! std::isinf( real(a_a) )" );
magma_assert_warn( ! std::isinf( MAGMA_S_REAL(nan_a) ), "! std::isinf( real(nan_a) )" );
magma_assert_warn( std::isinf( MAGMA_S_REAL(inf_a) ), " std::isinf( real(inf_a) )" );
// ----- magma_isnan
magma_assert_warn( ! magma_s_isnan( a_a ), "! magma_s_isnan( a_a )" );
#ifdef COMPLEX
magma_assert_warn( magma_s_isnan( a_nan ), " magma_s_isnan( a_nan )" );
#else
magma_assert_warn( ! magma_s_isnan( a_nan ), "! magma_s_isnan( a_nan )" ); // for real, a_nan is just a.
#endif
magma_assert_warn( ! magma_s_isnan( a_inf ), "! magma_s_isnan( a_inf )" );
magma_assert_warn( magma_s_isnan( nan_a ), " magma_s_isnan( nan_a )" );
magma_assert_warn( ! magma_s_isnan( inf_a ), "! magma_s_isnan( inf_a )" );
magma_assert_warn( magma_s_isnan( nan_nan ), " magma_s_isnan( nan_nan )" );
magma_assert_warn( magma_s_isnan( nan_inf ), " magma_s_isnan( nan_inf )" );
magma_assert_warn( ! magma_s_isnan( inf_inf ), "! magma_s_isnan( inf_inf )" );
#ifdef COMPLEX
magma_assert_warn( magma_s_isnan( inf_nan ), " magma_s_isnan( inf_nan )" );
#else
magma_assert_warn( ! magma_s_isnan( inf_nan ), "! magma_s_isnan( inf_nan )" ); // for real, inf_nan is just inf.
#endif
// ----- magma_isinf
magma_assert_warn( ! magma_s_isinf( a_a ), "! magma_s_isinf( a_a )" );
magma_assert_warn( ! magma_s_isinf( a_nan ), "! magma_s_isinf( a_nan )" );
#ifdef COMPLEX
magma_assert_warn( magma_s_isinf( a_inf ), " magma_s_isinf( a_inf )" );
#else
magma_assert_warn( ! magma_s_isinf( a_inf ), "! magma_s_isinf( a_inf )" ); // for real, a_inf is just a.
#endif
magma_assert_warn( ! magma_s_isinf( nan_a ), "! magma_s_isinf( nan_a )" );
magma_assert_warn( magma_s_isinf( inf_a ), " magma_s_isinf( inf_a )" );
magma_assert_warn( ! magma_s_isinf( nan_nan ), "! magma_s_isinf( nan_nan )" );
#ifdef COMPLEX
magma_assert_warn( magma_s_isinf( nan_inf ), " magma_s_isinf( nan_inf )" );
#else
magma_assert_warn( ! magma_s_isinf( nan_inf ), "! magma_s_isinf( nan_inf )" ); // for real, nan_inf is just nan.
#endif
magma_assert_warn( magma_s_isinf( inf_inf ), " magma_s_isinf( inf_inf )" );
magma_assert_warn( magma_s_isinf( inf_nan ), " magma_s_isinf( inf_nan )" );
// ----- magma_isnan_inf
magma_assert_warn( ! magma_s_isnan_inf( a_a ), "! magma_s_isnan_inf( a_a )" );
#ifdef COMPLEX
magma_assert_warn( magma_s_isnan_inf( a_nan ), " magma_s_isnan_inf( a_nan )" );
magma_assert_warn( magma_s_isnan_inf( a_inf ), " magma_s_isnan_inf( a_inf )" );
#else
magma_assert_warn( ! magma_s_isnan_inf( a_nan ), "! magma_s_isnan_inf( a_nan )" ); // for real, a_nan is just a.
magma_assert_warn( ! magma_s_isnan_inf( a_inf ), "! magma_s_isnan_inf( a_inf )" ); // for real, a_inf is just a.
#endif
magma_assert_warn( magma_s_isnan_inf( nan_a ), " magma_s_isnan_inf( nan_a )" );
magma_assert_warn( magma_s_isnan_inf( nan_nan ), " magma_s_isnan_inf( nan_nan )" );
magma_assert_warn( magma_s_isnan_inf( inf_a ), " magma_s_isnan_inf( inf_a )" );
magma_assert_warn( magma_s_isnan_inf( inf_inf ), " magma_s_isnan_inf( inf_inf )" );
magma_assert_warn( magma_s_isnan_inf( nan_inf ), " magma_s_isnan_inf( nan_inf )" );
magma_assert_warn( magma_s_isnan_inf( inf_nan ), " magma_s_isnan_inf( inf_nan )" );
printf( "\n" );
printf("%% uplo M N CPU nan + inf GPU nan + inf actual nan + inf \n");
printf("%%==============================================================================================\n");
for( int itest = 0; itest < opts.ntest; ++itest ) {
for( int iuplo = 0; iuplo < 3; ++iuplo ) {
for( int iter = 0; iter < opts.niter; ++iter ) {
M = opts.msize[itest];
N = opts.nsize[itest];
lda = M;
ldda = magma_roundup( M, opts.align ); // multiple of 32 by default
size = lda*N;
/* Allocate memory for the matrix */
TESTING_CHECK( magma_smalloc_cpu( &hA, lda *N ));
TESTING_CHECK( magma_smalloc( &dA, ldda*N ));
/* Initialize the matrix */
lapackf77_slarnv( &ione, ISEED, &size, hA );
// up to 25% of matrix is NAN, and
// up to 25% of matrix is INF.
magma_int_t cnt_nan = (magma_int_t)( (rand() / ((float)RAND_MAX)) * 0.25 * M*N );
magma_int_t cnt_inf = (magma_int_t)( (rand() / ((float)RAND_MAX)) * 0.25 * M*N );
magma_int_t total = cnt_nan + cnt_inf;
assert( cnt_nan >= 0 );
assert( cnt_inf >= 0 );
assert( total <= M*N );
// fill in indices
TESTING_CHECK( magma_imalloc_cpu( &ii, size ));
TESTING_CHECK( magma_imalloc_cpu( &jj, size ));
for( cnt=0; cnt < size; ++cnt ) {
ii[cnt] = cnt % M;
jj[cnt] = cnt / M;
}
// shuffle indices
for( cnt=0; cnt < total; ++cnt ) {
i = magma_int_t( rand() / ((float)RAND_MAX) * size );
tmp=ii[cnt]; ii[cnt]=ii[i]; ii[i]=tmp;
tmp=jj[cnt]; jj[cnt]=jj[i]; jj[i]=tmp;
}
// fill in NAN and INF
// for uplo, count NAN and INF in triangular portion of A
magma_int_t c_nan=0;
magma_int_t c_inf=0;
for( cnt=0; cnt < cnt_nan; ++cnt ) {
i = ii[cnt];
j = jj[cnt];
*hA(i,j) = MAGMA_S_NAN;
if ( uplo[iuplo] == MagmaLower && i >= j ) { c_nan++; }
if ( uplo[iuplo] == MagmaUpper && i <= j ) { c_nan++; }
}
for( cnt=cnt_nan; cnt < cnt_nan + cnt_inf; ++cnt ) {
i = ii[cnt];
j = jj[cnt];
*hA(i,j) = MAGMA_S_INF;
if ( uplo[iuplo] == MagmaLower && i >= j ) { c_inf++; }
if ( uplo[iuplo] == MagmaUpper && i <= j ) { c_inf++; }
}
if ( uplo[iuplo] == MagmaLower || uplo[iuplo] == MagmaUpper ) {
cnt_nan = c_nan;
cnt_inf = c_inf;
total = cnt_nan + cnt_inf;
}
//printf( "nan %g + %gi\n", MAGMA_S_REAL( MAGMA_S_NAN ), MAGMA_S_REAL( MAGMA_S_NAN ) );
//printf( "inf %g + %gi\n", MAGMA_S_REAL( MAGMA_S_INF ), MAGMA_S_REAL( MAGMA_S_INF ) );
//magma_sprint( M, N, hA, lda );
magma_ssetmatrix( M, N, hA, lda, dA, ldda, opts.queue );
/* ====================================================================
Performs operation using MAGMA
=================================================================== */
magma_int_t c_cpu_nan=-1, c_cpu_inf=-1;
magma_int_t c_gpu_nan=-1, c_gpu_inf=-1;
magma_int_t c_cpu = magma_snan_inf ( uplo[iuplo], M, N, hA, lda, &c_cpu_nan, &c_cpu_inf );
magma_int_t c_gpu = magma_snan_inf_gpu( uplo[iuplo], M, N, dA, ldda, &c_gpu_nan, &c_gpu_inf, opts.queue );
magma_int_t c_cpu2 = magma_snan_inf ( uplo[iuplo], M, N, hA, lda, NULL, NULL );
magma_int_t c_gpu2 = magma_snan_inf_gpu( uplo[iuplo], M, N, dA, ldda, NULL, NULL, opts.queue );
/* =====================================================================
Check the result
=================================================================== */
bool okay = ( c_cpu == c_gpu )
&& ( c_cpu == c_cpu2 )
&& ( c_gpu == c_gpu2 )
&& ( c_cpu == c_cpu_nan + c_cpu_inf )
&& ( c_gpu == c_gpu_nan + c_gpu_inf )
&& ( c_cpu_nan == cnt_nan )
&& ( c_cpu_inf == cnt_inf )
&& ( c_gpu_nan == cnt_nan )
&& ( c_gpu_inf == cnt_inf );
printf( "%4c %5lld %5lld %10lld + %-10lld %10lld + %-10lld %10lld + %-10lld %s\n",
lapacke_uplo_const( uplo[iuplo] ), (long long) M, (long long) N,
(long long) c_cpu_nan, (long long) c_cpu_inf,
(long long) c_gpu_nan, (long long) c_gpu_inf,
(long long) cnt_nan, (long long) cnt_inf,
(okay ? "ok" : "failed"));
status += ! okay;
magma_free_cpu( hA );
magma_free( dA );
magma_free_cpu( ii );
magma_free_cpu( jj );
}
}
printf( "\n" );
}
opts.cleanup();
TESTING_CHECK( magma_finalize() );
return status;
}
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