[PATCH] D68793: [System Model] [TTI] Add TTI interfaces for write-combining buffers

[David Greene via Phabricator via llvm-commits]

greened created this revision.
greened added reviewers: kparzysz, MatzeB, arsenm, jdoerfert, simoll, Meinersbur, hfinkel, andreadb, rengolin, steleman, ajasty-cavium, joelkevinjones, anemet, grosser.
greened added a project: LLVM.
Herald added subscribers: llvm-commits, hiraditya, wdng.

Add interfaces for subtargets to return the number of write-combining buffers available.  Also provide TTI interfaces that delegate to the subtarget interface.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D68793

Files:
  llvm/include/llvm/Analysis/TargetTransformInfo.h
  llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/include/llvm/MC/MCSubtargetInfo.h
  llvm/lib/Analysis/TargetTransformInfo.cpp
  llvm/lib/MC/MCSubtargetInfo.cpp

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