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//------------------------------------------------------------------------------
// GB_mx_get_global: get the GraphBLAS thread-local storage from MATLAB
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2020, All Rights Reserved.
// http://suitesparse.com See GraphBLAS/Doc/License.txt for license.
//------------------------------------------------------------------------------
// Get the variable 'GraphBLAS_debug' from the MATLAB global workspace.
// If it doesn't exist, create it and set it to false.
// GxB_MKL is not controllable via MATLAB.
#include "GB_mex.h"
bool GB_mx_get_global // true if doing malloc_debug
(
bool cover // true if doing statement coverage
)
{
//--------------------------------------------------------------------------
// get malloc debug
//--------------------------------------------------------------------------
bool malloc_debug = false ;
bool *debug = NULL ;
const mxArray *debug_matlab = NULL ;
debug_matlab = mexGetVariablePtr ("global", "GraphBLAS_debug") ;
if (debug_matlab == NULL || mxIsEmpty (debug_matlab))
{
// doesn't exist; create it and set it to false
debug_matlab = GB_mx_create_full (1, 1, GrB_BOOL) ;
debug = (bool *) mxGetData (debug_matlab) ;
if (debug == NULL) mexErrMsgTxt ("debug_matlab null?!") ;
debug [0] = false ;
// copy it into the global workspace
mexPutVariable ("global", "GraphBLAS_debug", debug_matlab) ;
}
else
{
debug = (bool *) mxGetData (debug_matlab) ;
if (debug == NULL) mexErrMsgTxt ("debug_matlab null!") ;
malloc_debug = debug [0] ;
// if (malloc_debug) printf ("GraphBLAS malloc debug enabled\n") ;
}
//--------------------------------------------------------------------------
// clear the time
//--------------------------------------------------------------------------
GB_mx_clear_time ( ) ;
//--------------------------------------------------------------------------
// get test coverage
//--------------------------------------------------------------------------
#ifdef GBCOVER
if (cover) GB_cover_get ( ) ;
#endif
//--------------------------------------------------------------------------
// initialize GraphBLAS
//--------------------------------------------------------------------------
bool burble = GB_Global_burble_get ( ) ; // save current burble
GB_Global_GrB_init_called_set (false) ;
GxB_init (GrB_NONBLOCKING, mxMalloc, mxCalloc, mxRealloc, mxFree, false) ;
ASSERT (GB_Global_nmalloc_get ( ) == 0) ;
GB_Global_abort_function_set (GB_mx_abort) ;
GB_Global_malloc_tracking_set (true) ;
GxB_Global_Option_set_(GxB_FORMAT, GxB_BY_COL) ;
GxB_Global_Option_set_(GxB_BURBLE, burble) ; // restore the burble
GB_printf_function = mexPrintf ;
//--------------------------------------------------------------------------
// get nthreads
//--------------------------------------------------------------------------
int *nthreads = NULL ;
const mxArray *nthreads_matlab = NULL ;
nthreads_matlab = mexGetVariablePtr ("global", "GraphBLAS_nthreads") ;
if (nthreads_matlab == NULL || mxIsEmpty (nthreads_matlab))
{
// doesn't exist; create it and set it to 1
nthreads_matlab = GB_mx_create_full (1, 1, GrB_INT32) ;
nthreads = (int32_t *) mxGetData (nthreads_matlab) ;
if (nthreads == NULL) mexErrMsgTxt ("nthreads_matlab null?!") ;
nthreads [0] = 1 ;
// copy it into the global workspace
mexPutVariable ("global", "GraphBLAS_nthreads", nthreads_matlab) ;
}
else
{
nthreads = (int32_t *) mxGetData (nthreads_matlab) ;
if (nthreads == NULL) mexErrMsgTxt ("nthreads_matlab null!") ;
}
GxB_Global_Option_set_(GxB_NTHREADS, nthreads [0]) ;
//--------------------------------------------------------------------------
// get chunk
//--------------------------------------------------------------------------
double *chunk = NULL ;
const mxArray *chunk_matlab = NULL ;
chunk_matlab = mexGetVariablePtr ("global", "GraphBLAS_chunk") ;
if (chunk_matlab == NULL || mxIsEmpty (chunk_matlab))
{
// doesn't exist; create it and set it to GB_CHUNK_DEFAULT
chunk_matlab = GB_mx_create_full (1, 1, GrB_FP64) ;
chunk = (double *) mxGetData (chunk_matlab) ;
if (chunk == NULL) mexErrMsgTxt ("chunk_matlab null?!") ;
chunk [0] = GB_CHUNK_DEFAULT ;
// copy it into the global workspace
mexPutVariable ("global", "GraphBLAS_chunk", chunk_matlab) ;
}
else
{
chunk = (double *) mxGetData (chunk_matlab) ;
if (chunk == NULL) mexErrMsgTxt ("chunk_matlab null!") ;
}
GxB_Global_Option_set_(GxB_CHUNK, chunk [0]) ;
//--------------------------------------------------------------------------
// get GraphBLAS_complex flag and allocate the complex type and operators
//--------------------------------------------------------------------------
bool *builtin_complex = NULL ;
const mxArray *builtin_complex_matlab = NULL ;
builtin_complex_matlab =
mexGetVariablePtr ("global", "GraphBLAS_builtin_complex") ;
if (builtin_complex_matlab == NULL || mxIsEmpty (builtin_complex_matlab))
{
// doesn't exist; create it and set it to TRUE
builtin_complex_matlab = GB_mx_create_full (1, 1, GrB_BOOL) ;
builtin_complex = (bool *) mxGetData (builtin_complex_matlab) ;
if (builtin_complex == NULL)
{
mexErrMsgTxt ("builtin_complex_matlab null?!") ;
}
builtin_complex [0] = true ;
// copy it into the global workspace
mexPutVariable ("global", "GraphBLAS_builtin_complex",
builtin_complex_matlab) ;
}
else
{
builtin_complex = (bool *) mxGetData (builtin_complex_matlab) ;
if (builtin_complex == NULL)
{
mexErrMsgTxt ("builtin_complex_matlab null!") ;
}
}
// printf ("complex init [%d]\n", builtin_complex [0]) ;
Complex_init (builtin_complex [0]) ;
//--------------------------------------------------------------------------
// return malloc debug status
//--------------------------------------------------------------------------
return (malloc_debug) ;
}
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