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[Hexagon] Make local symbols visible to loaded modules in RPC server #11611

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Merged
kparzysz-quic merged 1 commit into from
Jun 8, 2022
Merged

[Hexagon] Make local symbols visible to loaded modules in RPC server #11611

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15 changes: 14 additions & 1 deletion src/runtime/hexagon/rpc/simulator/rpc_server.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@
*/

#include <HAP_farf.h>
#include <dlfcn.h>

#include <algorithm>
#include <cassert>
Expand Down Expand Up @@ -288,7 +289,16 @@ int DISPATCH_FUNCTION_NAME(void* serverp) {
return 0;
}

int main() {
int main(int argc, char* argv[]) {
// Load C++RT and ourselves as "global" to make all the symbols defined
// there be visible to any subsequent libraries loaded via dlopen.
void* cxx_abi = dlopen("libc++abi.so", RTLD_GLOBAL);
ICHECK(cxx_abi != nullptr);
void* cxx = dlopen("libc++.so", RTLD_GLOBAL);
ICHECK(cxx != nullptr);
void* self = dlopen(argv[0], RTLD_GLOBAL);
ICHECK(self != nullptr);

const auto* api = tvm::runtime::Registry::Get("device_api.hexagon");
ICHECK(api != nullptr);
tvm::runtime::Registry::Register("device_api.cpu", true).set_body(*api);
Expand All @@ -308,6 +318,9 @@ int main() {
// nothing
}

dlclose(self);
dlclose(cxx);
dlclose(cxx_abi);
return 0;
}

Expand Down