[llvm-dev] Status of "llvm.pcmarker" intrinsic?

[Philip Reames via llvm-dev]

There seems to be semantic overlap with stackmap, patchpoint, and 
statepoint as well.

I suspect we should remove pcmarker and forward serialize it in bitcode 
as a nop.

Philip

On 12/16/2015 02:14 PM, Justin Bogner via llvm-dev wrote:
> Rob Lyerly via llvm-dev <llvm-dev at lists.llvm.org> writes:
>> I've seen previous messages about "llvm.pcmarker" not being supported on
>> x86 (e.g. http://lists.llvm.org/pipermail/llvm-dev/2010-February/029239.html
>> and http://lists.llvm.org/pipermail/llvm-dev/2012-June/051104.html).
>> However, these messages are several years old -- is the intrinsic still not
>> implemented?
> As far as I can tell llvm.pcmarker was only ever implemented for Alpha,
> and that backend was removed in 2011. All of the code and documentation
> relating to pcmarker has been dead for years, and should probably just
> be removed.
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