[LLVMdev] Adding register allocator to LLVM

Chris Lattner sabre at nondot.org
Thu Aug 3 08:36:53 PDT 2006

On Thu, 3 Aug 2006, Jim Laskey wrote:
> To force the load/linking of your register allocator into the llc/lli tools, 
> add your create function's global declaration to "Passes.h" and add a 
> "pseudo" call line to "llvm/Codegen/LinkAllCodegenComponents.h" .

Another note: with this new functionality you should be able to 
dynamically load register allocators.  Build your register allocator into 
a dynamic library, like this: 

They you should be able to use:

llc -load yourregalloc.so -regalloc=yours ...



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