Import LLVM 5.0.1 release including clang, lld and lldb.

4 files changed, 33 insertions, 0 deletions

diff --git a/gnu/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h b/gnu/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
index 0b07fe9aa23..9bbda718aca 100644
--- a/gnu/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
+++ b/gnu/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
@@ -652,6 +652,12 @@ public:
 
     auto GTI = gep_type_begin(PointeeType, Operands);
     Type *TargetType;
+
+    // Handle the case where the GEP instruction has a single operand,
+    // the basis, therefore TargetType is a nullptr.
+    if (Operands.empty())
+      return !BaseGV ? TTI::TCC_Free : TTI::TCC_Basic;
+
     for (auto I = Operands.begin(); I != Operands.end(); ++I, ++GTI) {
       TargetType = GTI.getIndexedType();
       // We assume that the cost of Scalar GEP with constant index and the
diff --git a/gnu/llvm/include/llvm/CodeGen/MachineRegisterInfo.h b/gnu/llvm/include/llvm/CodeGen/MachineRegisterInfo.h
index 8347f00cbc7..5ef0ac90e3c 100644
--- a/gnu/llvm/include/llvm/CodeGen/MachineRegisterInfo.h
+++ b/gnu/llvm/include/llvm/CodeGen/MachineRegisterInfo.h
@@ -807,6 +807,14 @@ public:
     return getReservedRegs().test(PhysReg);
   }
 
+  /// Returns true when the given register unit is considered reserved.
+  ///
+  /// Register units are considered reserved when for at least one of their
+  /// root registers, the root register and all super registers are reserved.
+  /// This currently iterates the register hierarchy and may be slower than
+  /// expected.
+  bool isReservedRegUnit(unsigned Unit) const;
+
   /// isAllocatable - Returns true when PhysReg belongs to an allocatable
   /// register class and it hasn't been reserved.
   ///
diff --git a/gnu/llvm/include/llvm/IR/AutoUpgrade.h b/gnu/llvm/include/llvm/IR/AutoUpgrade.h
index b42a3d3ad95..3f406f0cf19 100644
--- a/gnu/llvm/include/llvm/IR/AutoUpgrade.h
+++ b/gnu/llvm/include/llvm/IR/AutoUpgrade.h
@@ -51,6 +51,8 @@ namespace llvm {
   /// module is modified.
   bool UpgradeModuleFlags(Module &M);
 
+  void UpgradeSectionAttributes(Module &M);
+
   /// If the given TBAA tag uses the scalar TBAA format, create a new node
   /// corresponding to the upgrade to the struct-path aware TBAA format.
   /// Otherwise return the \p TBAANode itself.
diff --git a/gnu/llvm/include/llvm/Support/FormatVariadic.h b/gnu/llvm/include/llvm/Support/FormatVariadic.h
index c1153e84dfb..408c6d8b2e0 100644
--- a/gnu/llvm/include/llvm/Support/FormatVariadic.h
+++ b/gnu/llvm/include/llvm/Support/FormatVariadic.h
@@ -94,6 +94,15 @@ public:
     Adapters.reserve(ParamCount);
   }
 
+  formatv_object_base(formatv_object_base const &rhs) = delete;
+
+  formatv_object_base(formatv_object_base &&rhs)
+      : Fmt(std::move(rhs.Fmt)),
+        Adapters(), // Adapters are initialized by formatv_object
+        Replacements(std::move(rhs.Replacements)) {
+    Adapters.reserve(rhs.Adapters.size());
+  };
+
   void format(raw_ostream &S) const {
     for (auto &R : Replacements) {
       if (R.Type == ReplacementType::Empty)
@@ -149,6 +158,14 @@ public:
         Parameters(std::move(Params)) {
     Adapters = apply_tuple(create_adapters(), Parameters);
   }
+
+  formatv_object(formatv_object const &rhs) = delete;
+
+  formatv_object(formatv_object &&rhs)
+      : formatv_object_base(std::move(rhs)),
+        Parameters(std::move(rhs.Parameters)) {
+    Adapters = apply_tuple(create_adapters(), Parameters);
+  }
 };
 
 // \brief Format text given a format string and replacement parameters.