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Tidy up of mpi3; also some cleaning of the dslash controls.

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paboyle
2016-11-02 08:07:09 +00:00
parent 791cb050c8
commit bb94ddd0eb
13 changed files with 321 additions and 632 deletions
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9
lib/communicator/Communicator_base.cc
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@ -32,6 +32,7 @@ namespace Grid {
// Info that is setup once and indept of cartesian layout
///////////////////////////////////////////////////////////////
void * CartesianCommunicator::ShmCommBuf;
uint64_t CartesianCommunicator::MAX_MPI_SHM_BYTES = 128*1024*1024;
/////////////////////////////////
// Alloc, free shmem region
@ -41,8 +42,12 @@ void *CartesianCommunicator::ShmBufferMalloc(size_t bytes){
void *ptr = (void *)heap_top;
heap_top += bytes;
heap_bytes+= bytes;
std::cout <<"Shm alloc "<<ptr<<std::endl;
assert(heap_bytes < MAX_MPI_SHM_BYTES);
if (heap_bytes >= MAX_MPI_SHM_BYTES) {
std::cout<< " ShmBufferMalloc exceeded shared heap size -- try increasing with --shm <MB> flag" <<std::endl;
std::cout<< " Parameter specified in units of MB (megabytes) " <<std::endl;
std::cout<< " Current value is " << (MAX_MPI_SHM_BYTES/(1024*1024)) <<std::endl;
assert(heap_bytes<MAX_MPI_SHM_BYTES);
}
return ptr;
}
void CartesianCommunicator::ShmBufferFreeAll(void) {