[PATCH] D72599: GlobalISel: Preserve load/store metadata in IRTranslator

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: aemerson, aditya_nandakumar, paquette, dsanders.
Herald added subscribers: Petar.Avramovic, volkan, jfb, atanasyan, hiraditya, rovka, nhaehnle, wdng, jvesely, sdardis.
Herald added a project: LLVM.

This was dropping the invariant metadata on dead argument loads, so
they weren't deleted.

Atomics still need to be fixed the same way. Also, apparently store
was never preserving dereferencable which should also be fixed.


https://reviews.llvm.org/D72599

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/lib/CodeGen/TargetLoweringBase.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
  llvm/lib/Target/SystemZ/SystemZISelLowering.h
  llvm/lib/Target/XCore/XCoreISelLowering.cpp
  llvm/lib/Target/XCore/XCoreISelLowering.h
  llvm/test/CodeGen/AArch64/GlobalISel/constant-dbg-loc.ll
  llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-load-metadata.ll
  llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-stackprotect-check.ll
  llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-store-metadata.ll
  llvm/test/CodeGen/AArch64/GlobalISel/localizer-arm64-tti.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/irtranslator-function-args.ll
  llvm/test/CodeGen/Mips/GlobalISel/irtranslator/var_arg.ll
  llvm/test/CodeGen/X86/GlobalISel/x86_64-irtranslator-struct-return.ll

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