Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/IR/Intrinsics.h b/linux-x64/clang/include/llvm/IR/Intrinsics.h
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+//===-- llvm/Instrinsics.h - LLVM Intrinsic Function Handling ---*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines a set of enums which allow processing of intrinsic
+// functions. Values of these enum types are returned by
+// Function::getIntrinsicID.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_IR_INTRINSICS_H
+#define LLVM_IR_INTRINSICS_H
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/None.h"
+#include "llvm/ADT/Optional.h"
+#include <string>
+
+namespace llvm {
+
+class Type;
+class FunctionType;
+class Function;
+class LLVMContext;
+class Module;
+class AttributeList;
+
+/// This namespace contains an enum with a value for every intrinsic/builtin
+/// function known by LLVM. The enum values are returned by
+/// Function::getIntrinsicID().
+namespace Intrinsic {
+ enum ID : unsigned {
+ not_intrinsic = 0, // Must be zero
+
+ // Get the intrinsic enums generated from Intrinsics.td
+#define GET_INTRINSIC_ENUM_VALUES
+#include "llvm/IR/Intrinsics.gen"
+#undef GET_INTRINSIC_ENUM_VALUES
+ , num_intrinsics
+ };
+
+ /// Return the LLVM name for an intrinsic, such as "llvm.ppc.altivec.lvx".
+ /// Note, this version is for intrinsics with no overloads. Use the other
+ /// version of getName if overloads are required.
+ StringRef getName(ID id);
+
+ /// Return the LLVM name for an intrinsic, such as "llvm.ppc.altivec.lvx".
+ /// Note, this version of getName supports overloads, but is less efficient
+ /// than the StringRef version of this function. If no overloads are
+ /// requried, it is safe to use this version, but better to use the StringRef
+ /// version.
+ std::string getName(ID id, ArrayRef<Type*> Tys);
+
+ /// Return the function type for an intrinsic.
+ FunctionType *getType(LLVMContext &Context, ID id,
+ ArrayRef<Type*> Tys = None);
+
+ /// Returns true if the intrinsic can be overloaded.
+ bool isOverloaded(ID id);
+
+ /// Returns true if the intrinsic is a leaf, i.e. it does not make any calls
+ /// itself. Most intrinsics are leafs, the exceptions being the patchpoint
+ /// and statepoint intrinsics. These call (or invoke) their "target" argument.
+ bool isLeaf(ID id);
+
+ /// Return the attributes for an intrinsic.
+ AttributeList getAttributes(LLVMContext &C, ID id);
+
+ /// Create or insert an LLVM Function declaration for an intrinsic, and return
+ /// it.
+ ///
+ /// The Tys parameter is for intrinsics with overloaded types (e.g., those
+ /// using iAny, fAny, vAny, or iPTRAny). For a declaration of an overloaded
+ /// intrinsic, Tys must provide exactly one type for each overloaded type in
+ /// the intrinsic.
+ Function *getDeclaration(Module *M, ID id, ArrayRef<Type*> Tys = None);
+
+ /// Looks up Name in NameTable via binary search. NameTable must be sorted
+ /// and all entries must start with "llvm.". If NameTable contains an exact
+ /// match for Name or a prefix of Name followed by a dot, its index in
+ /// NameTable is returned. Otherwise, -1 is returned.
+ int lookupLLVMIntrinsicByName(ArrayRef<const char *> NameTable,
+ StringRef Name);
+
+ /// Map a GCC builtin name to an intrinsic ID.
+ ID getIntrinsicForGCCBuiltin(const char *Prefix, StringRef BuiltinName);
+
+ /// Map a MS builtin name to an intrinsic ID.
+ ID getIntrinsicForMSBuiltin(const char *Prefix, StringRef BuiltinName);
+
+ /// This is a type descriptor which explains the type requirements of an
+ /// intrinsic. This is returned by getIntrinsicInfoTableEntries.
+ struct IITDescriptor {
+ enum IITDescriptorKind {
+ Void, VarArg, MMX, Token, Metadata, Half, Float, Double,
+ Integer, Vector, Pointer, Struct,
+ Argument, ExtendArgument, TruncArgument, HalfVecArgument,
+ SameVecWidthArgument, PtrToArgument, PtrToElt, VecOfAnyPtrsToElt
+ } Kind;
+
+ union {
+ unsigned Integer_Width;
+ unsigned Float_Width;
+ unsigned Vector_Width;
+ unsigned Pointer_AddressSpace;
+ unsigned Struct_NumElements;
+ unsigned Argument_Info;
+ };
+
+ enum ArgKind {
+ AK_Any,
+ AK_AnyInteger,
+ AK_AnyFloat,
+ AK_AnyVector,
+ AK_AnyPointer
+ };
+
+ unsigned getArgumentNumber() const {
+ assert(Kind == Argument || Kind == ExtendArgument ||
+ Kind == TruncArgument || Kind == HalfVecArgument ||
+ Kind == SameVecWidthArgument || Kind == PtrToArgument ||
+ Kind == PtrToElt);
+ return Argument_Info >> 3;
+ }
+ ArgKind getArgumentKind() const {
+ assert(Kind == Argument || Kind == ExtendArgument ||
+ Kind == TruncArgument || Kind == HalfVecArgument ||
+ Kind == SameVecWidthArgument || Kind == PtrToArgument);
+ return (ArgKind)(Argument_Info & 7);
+ }
+
+ // VecOfAnyPtrsToElt uses both an overloaded argument (for address space)
+ // and a reference argument (for matching vector width and element types)
+ unsigned getOverloadArgNumber() const {
+ assert(Kind == VecOfAnyPtrsToElt);
+ return Argument_Info >> 16;
+ }
+ unsigned getRefArgNumber() const {
+ assert(Kind == VecOfAnyPtrsToElt);
+ return Argument_Info & 0xFFFF;
+ }
+
+ static IITDescriptor get(IITDescriptorKind K, unsigned Field) {
+ IITDescriptor Result = { K, { Field } };
+ return Result;
+ }
+
+ static IITDescriptor get(IITDescriptorKind K, unsigned short Hi,
+ unsigned short Lo) {
+ unsigned Field = Hi << 16 | Lo;
+ IITDescriptor Result = {K, {Field}};
+ return Result;
+ }
+ };
+
+ /// Return the IIT table descriptor for the specified intrinsic into an array
+ /// of IITDescriptors.
+ void getIntrinsicInfoTableEntries(ID id, SmallVectorImpl<IITDescriptor> &T);
+
+ /// Match the specified type (which comes from an intrinsic argument or return
+ /// value) with the type constraints specified by the .td file. If the given
+ /// type is an overloaded type it is pushed to the ArgTys vector.
+ ///
+ /// Returns false if the given type matches with the constraints, true
+ /// otherwise.
+ bool matchIntrinsicType(Type *Ty, ArrayRef<IITDescriptor> &Infos,
+ SmallVectorImpl<Type*> &ArgTys);
+
+ /// Verify if the intrinsic has variable arguments. This method is intended to
+ /// be called after all the fixed arguments have been matched first.
+ ///
+ /// This method returns true on error.
+ bool matchIntrinsicVarArg(bool isVarArg, ArrayRef<IITDescriptor> &Infos);
+
+ // Checks if the intrinsic name matches with its signature and if not
+ // returns the declaration with the same signature and remangled name.
+ llvm::Optional<Function*> remangleIntrinsicFunction(Function *F);
+
+} // End Intrinsic namespace
+
+} // End llvm namespace
+
+#endif