[llvm-commits] [llvm] r48688 - /llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp
Anton Korobeynikov
asl at math.spbu.ru
Sat Mar 22 01:53:10 PDT 2008
Author: asl
Date: Sat Mar 22 03:53:09 2008
New Revision: 48688
URL: http://llvm.org/viewvc/llvm-project?rev=48688&view=rev
Log:
Register EH frames emitted in JIT when using gcc unwinding runtime
Modified:
llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp
Modified: llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp?rev=48688&r1=48687&r2=48688&view=diff
==============================================================================
--- llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp (original)
+++ llvm/trunk/lib/ExecutionEngine/JIT/JIT.cpp Sat Mar 22 03:53:09 2008
@@ -61,6 +61,10 @@
}
}
+#if defined (__GNUC__)
+extern "C" void __register_frame(void*);
+#endif
+
/// createJIT - This is the factory method for creating a JIT for the current
/// machine, it does not fall back to the interpreter. This takes ownership
/// of the module provider.
@@ -70,7 +74,11 @@
ExecutionEngine *EE = JIT::createJIT(MP, ErrorStr, JMM);
if (!EE) return 0;
-
+ // Register routine for informing unwinding runtime about new EH frames
+#if defined(__GNUC__)
+ EE->InstallExceptionTableRegister(__register_frame);
+#endif
+
// Make sure we can resolve symbols in the program as well. The zero arg
// to the function tells DynamicLibrary to load the program, not a library.
sys::DynamicLibrary::LoadLibraryPermanently(0, ErrorStr);
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