[llvm] r246236 - CodeGen: Introduce splitCodeGen and teach LTOCodeGenerator to use it.

[Hans Wennborg via llvm-commits]

On Thu, Aug 27, 2015 at 4:37 PM, Peter Collingbourne via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> Author: pcc
> Date: Thu Aug 27 18:37:36 2015
> New Revision: 246236
>
> URL: http://llvm.org/viewvc/llvm-project?rev=246236&view=rev
> Log:
> CodeGen: Introduce splitCodeGen and teach LTOCodeGenerator to use it.
>
> llvm::splitCodeGen is a function that implements the core of parallel LTO
> code generation. It uses llvm::SplitModule to split the module into linkable
> partitions and spawning one code generation thread per partition. The function
> produces multiple object files which can be linked in the usual way.
>
> This has been threaded through to LTOCodeGenerator (and llvm-lto for testing
> purposes). Separate patches will add parallel LTO support to the gold plugin
> and lld.
>
> Differential Revision: http://reviews.llvm.org/D12260

How far did this get? Something for the release notes?

 - Hans