[PATCH] D29668: Elide argument copies during instruction selection

[Reid Kleckner via Phabricator via llvm-commits]

rnk updated this revision to Diff 87700.
rnk marked an inline comment as done.
rnk added a comment.

- Sink elision back to static helpers
- Try to optimize away heap allocation in elision analysis


https://reviews.llvm.org/D29668

Files:
  include/llvm/CodeGen/MachineFrameInfo.h
  include/llvm/CodeGen/SelectionDAGISel.h
  include/llvm/Target/TargetCallingConv.h
  lib/CodeGen/AsmPrinter/DwarfDebug.h
  lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll
  test/CodeGen/X86/arg-copy-elide.ll
  test/CodeGen/X86/inline-asm-tied.ll
  test/CodeGen/X86/pr30430.ll
  test/CodeGen/X86/sse-intrinsics-fast-isel.ll
  test/CodeGen/X86/win64_eh.ll
  test/DebugInfo/X86/discriminator.ll

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