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2018 Feb 04
2
Developing a pass for the backend
Hi, Is there a way to map a MachineInstr to the respective LLVM IR using a MachineFunctionPass (or something else) in my backend? I need to read some metadata associated with LLVM IR instructions and I was thinking of using some debug information (DebugLoc?) to do so. However, By inspecting the LLVM source code I have not been able to find any mapping between a MachineInstr and a LLVM IR