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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 sparse/testing/testing_zmcompressor.cpp, normal z -> c, Wed Jan 22 14:42:49 2025
@author Hartwig Anzt
*/
// includes, system
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
// includes, project
#include "magma_v2.h"
#include "magmasparse.h"
#include "testings.h"
/* ////////////////////////////////////////////////////////////////////////////
-- testing any solver
*/
int main( int argc, char** argv )
{
magma_int_t info = 0;
TESTING_CHECK( magma_init() );
magma_print_environment();
magma_copts zopts;
magma_queue_t queue=NULL;
magma_queue_create( 0, &queue );
real_Double_t res;
magma_c_matrix A={Magma_CSR}, AT={Magma_CSR}, A2={Magma_CSR},
B={Magma_CSR}, dB={Magma_CSR};
int i=1;
real_Double_t start, end;
TESTING_CHECK( magma_cparse_opts( argc, argv, &zopts, &i, queue ));
B.blocksize = zopts.blocksize;
B.alignment = zopts.alignment;
while( i < argc ) {
if ( strcmp("LAPLACE2D", argv[i]) == 0 && i+1 < argc ) { // Laplace test
i++;
magma_int_t laplace_size = atoi( argv[i] );
TESTING_CHECK( magma_cm_5stencil( laplace_size, &A, queue ));
} else { // file-matrix test
TESTING_CHECK( magma_c_csr_mtx( &A, argv[i], queue ));
}
printf( "\n# matrix info: %lld-by-%lld with %lld nonzeros\n\n",
(long long) A.num_rows, (long long) A.num_cols, (long long) A.nnz );
// scale matrix
TESTING_CHECK( magma_cmscale( &A, zopts.scaling, queue ));
// remove nonzeros in matrix
start = magma_sync_wtime( queue );
for (int j=0; j < 10; j++) {
TESTING_CHECK( magma_cmcsrcompressor( &A, queue ));
}
end = magma_sync_wtime( queue );
printf( " > MAGMA CPU: %.2e seconds.\n", (end-start)/10 );
// transpose
TESTING_CHECK( magma_cmtranspose( A, &AT, queue ));
// convert, copy back and forth to check everything works
TESTING_CHECK( magma_cmconvert( AT, &B, Magma_CSR, Magma_CSR, queue ));
magma_cmfree(&AT, queue );
TESTING_CHECK( magma_cmtransfer( B, &dB, Magma_CPU, Magma_DEV, queue ));
magma_cmfree(&B, queue );
start = magma_sync_wtime( queue );
for (int j=0; j < 10; j++) {
TESTING_CHECK( magma_cmcsrcompressor_gpu( &dB, queue ));
}
end = magma_sync_wtime( queue );
printf( " > MAGMA GPU: %.2e seconds.\n", (end-start)/10 );
TESTING_CHECK( magma_cmtransfer( dB, &B, Magma_DEV, Magma_CPU, queue ));
magma_cmfree(&dB, queue );
TESTING_CHECK( magma_cmconvert( B, &AT, Magma_CSR, Magma_CSR, queue ));
magma_cmfree(&B, queue );
// transpose back
TESTING_CHECK( magma_cmtranspose( AT, &A2, queue ));
magma_cmfree(&AT, queue );
TESTING_CHECK( magma_cmdiff( A, A2, &res, queue ));
printf("%% ||A-B||_F = %8.2e\n", res);
if ( res < .000001 )
printf("%% tester matrix compressor: ok\n");
else
printf("%% tester matrix compressor: failed\n");
magma_cmfree(&A, queue );
magma_cmfree(&A2, queue );
i++;
}
magma_queue_destroy( queue );
TESTING_CHECK( magma_finalize() );
return info;
}
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