xref: /netbsd-src/external/gpl3/gcc.old/dist/libhsail-rt/rt/segment.c (revision 4c3eb207d36f67d31994830c0a694161fc1ca39b)
13ad841b2Smrg /* segment.c -- Builtins for HSAIL segment related instructions.
23ad841b2Smrg 
3*4c3eb207Smrg    Copyright (C) 2015-2020 Free Software Foundation, Inc.
43ad841b2Smrg    Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com>
53ad841b2Smrg    for General Processor Tech.
63ad841b2Smrg 
73ad841b2Smrg    Permission is hereby granted, free of charge, to any person obtaining a
83ad841b2Smrg    copy of this software and associated documentation files
93ad841b2Smrg    (the "Software"), to deal in the Software without restriction, including
103ad841b2Smrg    without limitation the rights to use, copy, modify, merge, publish,
113ad841b2Smrg    distribute, sublicense, and/or sell copies of the Software, and to
123ad841b2Smrg    permit persons to whom the Software is furnished to do so, subject to
133ad841b2Smrg    the following conditions:
143ad841b2Smrg 
153ad841b2Smrg    The above copyright notice and this permission notice shall be included
163ad841b2Smrg    in all copies or substantial portions of the Software.
173ad841b2Smrg 
183ad841b2Smrg    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
193ad841b2Smrg    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
203ad841b2Smrg    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
213ad841b2Smrg    IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
223ad841b2Smrg    DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
233ad841b2Smrg    OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
243ad841b2Smrg    USE OR OTHER DEALINGS IN THE SOFTWARE.
253ad841b2Smrg */
263ad841b2Smrg 
273ad841b2Smrg #include "workitems.h"
283ad841b2Smrg 
293ad841b2Smrg uint32_t
__hsail_segmentp_private(uint64_t flat_addr,PHSAWorkItem * wi)303ad841b2Smrg __hsail_segmentp_private (uint64_t flat_addr, PHSAWorkItem *wi)
313ad841b2Smrg {
323ad841b2Smrg   if (flat_addr == 0)
333ad841b2Smrg     return 1;
343ad841b2Smrg   else
353ad841b2Smrg     return ((void *) (uintptr_t) flat_addr >= wi->wg->private_base_ptr
363ad841b2Smrg 	    && ((void *) (uintptr_t) flat_addr
373ad841b2Smrg 		< (wi->wg->private_base_ptr
383ad841b2Smrg 		   + wi->wg->private_segment_total_size)));
393ad841b2Smrg }
403ad841b2Smrg 
413ad841b2Smrg uint32_t
__hsail_segmentp_group(uint64_t flat_addr,PHSAWorkItem * wi)423ad841b2Smrg __hsail_segmentp_group (uint64_t flat_addr, PHSAWorkItem *wi)
433ad841b2Smrg {
443ad841b2Smrg   if (flat_addr == 0)
453ad841b2Smrg     return 1;
463ad841b2Smrg   else
473ad841b2Smrg     return ((void *) (uintptr_t) flat_addr >= wi->wg->group_base_ptr
483ad841b2Smrg 	    && ((void *) (uintptr_t) flat_addr
493ad841b2Smrg 		< (wi->wg->group_base_ptr
503ad841b2Smrg 		   + wi->launch_data->dp->group_segment_size)));
513ad841b2Smrg }
523ad841b2Smrg 
533ad841b2Smrg uint32_t
__hsail_segmentp_global(uint64_t flat_addr,PHSAWorkItem * wi)543ad841b2Smrg __hsail_segmentp_global (uint64_t flat_addr, PHSAWorkItem *wi)
553ad841b2Smrg {
563ad841b2Smrg   return (flat_addr == 0
573ad841b2Smrg 	  || (!__hsail_segmentp_private (flat_addr, wi)
583ad841b2Smrg 	      && !__hsail_segmentp_group (flat_addr, wi)));
593ad841b2Smrg }
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