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[WIP] numerics fixes #31

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@@ -353,11 +354,18 @@ hsa_status_t XdnaDriver::InitDeviceHeap() {
return HSA_STATUS_SUCCESS;
}

hsa_status_t XdnaDriver::GetHandleMappings(std::unordered_map<uint32_t, void*> &vmem_handle_mappings) {
hsa_status_t XdnaDriver::GetHandleMappings(
std::unordered_map<uint32_t, void *> &vmem_handle_mappings) {
vmem_handle_mappings = this->vmem_handle_mappings;
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We discussed this with @eddierichter-amd, we don't need to copy the data structure at this point (maybe if we do some async dispatch). We can probably return the data structures by const& and avoid the expensive unordered_map copies.

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