[PATCH] D41723: Introduce the "retpoline" x86 mitigation technique for variant #2 of the speculative execution vulnerabilities disclosed today, specifically identified by CVE-2017-5715, "Branch Target Injection", and is one of the two halves to Spectre..

[Chandler Carruth via Phabricator via llvm-commits]

chandlerc updated this revision to Diff 128715.
chandlerc marked an inline comment as done.
chandlerc added a comment.

Rebase and fold in the latest batch of changes from Rui based on the review
from Rafael.


https://reviews.llvm.org/D41723

Files:
  clang/include/clang/Driver/Options.td
  clang/lib/Basic/Targets/X86.cpp
  clang/lib/Basic/Targets/X86.h
  clang/test/Driver/x86-target-features.c
  lld/ELF/Arch/X86.cpp
  lld/ELF/Arch/X86_64.cpp
  lld/ELF/Config.h
  lld/ELF/Driver.cpp
  lld/test/ELF/i386-retpoline-nopic.s
  lld/test/ELF/i386-retpoline-pic.s
  lld/test/ELF/x86-64-retpoline-znow.s
  lld/test/ELF/x86-64-retpoline.s
  llvm/include/llvm/CodeGen/Passes.h
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/include/llvm/CodeGen/TargetPassConfig.h
  llvm/include/llvm/CodeGen/TargetSubtargetInfo.h
  llvm/include/llvm/InitializePasses.h
  llvm/lib/CodeGen/CMakeLists.txt
  llvm/lib/CodeGen/CodeGen.cpp
  llvm/lib/CodeGen/IndirectBrExpandPass.cpp
  llvm/lib/CodeGen/TargetPassConfig.cpp
  llvm/lib/CodeGen/TargetSubtargetInfo.cpp
  llvm/lib/Target/X86/CMakeLists.txt
  llvm/lib/Target/X86/X86.h
  llvm/lib/Target/X86/X86.td
  llvm/lib/Target/X86/X86AsmPrinter.h
  llvm/lib/Target/X86/X86FastISel.cpp
  llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h
  llvm/lib/Target/X86/X86InstrCompiler.td
  llvm/lib/Target/X86/X86InstrControl.td
  llvm/lib/Target/X86/X86InstrInfo.td
  llvm/lib/Target/X86/X86RetpolineThunks.cpp
  llvm/lib/Target/X86/X86Subtarget.cpp
  llvm/lib/Target/X86/X86Subtarget.h
  llvm/lib/Target/X86/X86TargetMachine.cpp
  llvm/test/CodeGen/X86/O0-pipeline.ll
  llvm/test/CodeGen/X86/retpoline-external.ll
  llvm/test/CodeGen/X86/retpoline.ll
  llvm/test/Transforms/IndirectBrExpand/basic.ll
  llvm/tools/opt/opt.cpp

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