[LLVMdev] Adding instruction to mips backend
grosbach at apple.com
Tue Feb 2 13:59:13 PST 2010
What sorts of errors are you seeing? My first guess would be that you need to add support for the new instruction to the SelectionDAG machinery (see lib/CodeGen/SelectionDAG/*).
What instruction are you looking to add?
On Feb 1, 2010, at 3:11 AM, Daniel Hallmannseder wrote:
> I've extended the LLVM IR with a new Instruction. This part works well.
> But I also want to extend the MIPS backend with an associative machine
> instruction, and in this part, I didn't succeed. I read the tutorials,
> but I couldn't realize the code generation for the new LLVM IR
> instruction. Which parts have to be modified ?
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