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from fa784827e14 [AMDGPU] Fix bugs in new waitcnt pass. Add test. - new wait [...] new 5e17e439ace Added LLVM_FALLTHROUGH to address warning: this statement m [...] new 682f92f5687 [PPC] Inline expansion of memcmp

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Summary of changes: include/llvm/Analysis/TargetTransformInfo.h | 7 + include/llvm/Analysis/TargetTransformInfoImpl.h | 2 + include/llvm/Analysis/ValueTracking.h | 2 + include/llvm/Target/TargetLowering.h | 12 + lib/Analysis/TargetTransformInfo.cpp | 4 + lib/Analysis/ValueTracking.cpp | 12 + lib/CodeGen/CodeGenPrepare.cpp | 612 ++++++++++++++++++++- lib/CodeGen/TargetLoweringBase.cpp | 7 +- lib/Target/PowerPC/PPCISelLowering.cpp | 4 + lib/Target/PowerPC/PPCTargetTransformInfo.cpp | 5 + lib/Target/PowerPC/PPCTargetTransformInfo.h | 1 + lib/Target/X86/X86ISelLowering.cpp | 18 +- lib/Transforms/Utils/SimplifyLibCalls.cpp | 14 - .../PowerPC/memCmpUsedInZeroEqualityComparison.ll | 121 ++++ test/CodeGen/PowerPC/memcmp.ll | 87 +++ test/CodeGen/PowerPC/memcmpIR.ll | 194 +++++++ 16 files changed, 1079 insertions(+), 23 deletions(-) create mode 100644 test/CodeGen/PowerPC/memCmpUsedInZeroEqualityComparison.ll create mode 100644 test/CodeGen/PowerPC/memcmp.ll create mode 100644 test/CodeGen/PowerPC/memcmpIR.ll