Recommit r235458: [opaque pointer type] Avoid using PointerType::getElementType for...

[oota-llvm.git] / include / llvm / IR / IRBuilder.h

diff --git a/include/llvm/IR/IRBuilder.h b/include/llvm/IR/IRBuilder.h
index aa61faff37887c261b4b584bfe6329e5d6c210b4..daa65cdb012e47be2ce4a453859a281a4c6d8be2 100644 (file)
--- a/include/llvm/IR/IRBuilder.h
+++ b/include/llvm/IR/IRBuilder.h
@@ -21,6 +21,7 @@
 #include "llvm/IR/BasicBlock.h"
 #include "llvm/IR/ConstantFolder.h"
 #include "llvm/IR/DataLayout.h"
+#include "llvm/IR/GlobalVariable.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/Operator.h"
@@ -123,7 +124,7 @@ public:
   /// \brief If this builder has a current debug location, set it on the
   /// specified instruction.
   void SetInstDebugLocation(Instruction *I) const {
-    if (!CurDbgLocation.isUnknown())
+    if (CurDbgLocation)
       I->setDebugLoc(CurDbgLocation);
   }
 
@@ -243,7 +244,7 @@ public:
   /// filled in with the null terminated string value specified.  The new global
   /// variable will be marked mergable with any others of the same contents.  If
   /// Name is specified, it is the name of the global variable created.
-  Value *CreateGlobalString(StringRef Str, const Twine &Name = "");
+  GlobalVariable *CreateGlobalString(StringRef Str, const Twine &Name = "");
 
   /// \brief Get a constant value representing either true or false.
   ConstantInt *getInt1(bool V) {
@@ -320,6 +321,11 @@ public:
     return Type::getInt64Ty(Context);
   }
 
+  /// \brief Fetch the type representing a 128-bit integer.
+  IntegerType *getInt128Ty() {
+    return Type::getInt128Ty(Context);
+  }
+  
   /// \brief Fetch the type representing an N-bit integer.
   IntegerType *getIntNTy(unsigned N) {
     return Type::getIntNTy(Context, N);
@@ -351,8 +357,8 @@ public:
   }
 
   /// \brief Fetch the type representing a pointer to an integer value.
-  IntegerType* getIntPtrTy(const DataLayout *DL, unsigned AddrSpace = 0) {
-    return DL->getIntPtrType(Context, AddrSpace);
+  IntegerType *getIntPtrTy(const DataLayout &DL, unsigned AddrSpace = 0) {
+    return DL.getIntPtrType(Context, AddrSpace);
   }
 
   //===--------------------------------------------------------------------===//
@@ -447,6 +453,14 @@ public:
                                ArrayRef<Value *> GCArgs,
                                const Twine &Name = "");
 
+  // Conveninence function for the common case when CallArgs are filled in using
+  // makeArrayRef(CS.arg_begin(), .arg_end()); Use needs to be .get()'ed to get
+  // the Value *.
+  CallInst *CreateGCStatepoint(Value *ActualCallee, ArrayRef<Use> CallArgs,
+                               ArrayRef<Value *> DeoptArgs,
+                               ArrayRef<Value *> GCArgs,
+                               const Twine &Name = "");
+
   /// \brief Create a call to the experimental.gc.result intrinsic to extract
   /// the result from a call wrapped in a statepoint.
   CallInst *CreateGCResult(Instruction *Statepoint,
@@ -1009,6 +1023,10 @@ public:
   }
   Value *CreateGEP(Value *Ptr, ArrayRef<Value *> IdxList,
                    const Twine &Name = "") {
+    return CreateGEP(nullptr, Ptr, IdxList, Name);
+  }
+  Value *CreateGEP(Type *Ty, Value *Ptr, ArrayRef<Value *> IdxList,
+                   const Twine &Name = "") {
     if (Constant *PC = dyn_cast<Constant>(Ptr)) {
       // Every index must be constant.
       size_t i, e;
@@ -1016,12 +1034,16 @@ public:
         if (!isa<Constant>(IdxList[i]))
           break;
       if (i == e)
-        return Insert(Folder.CreateGetElementPtr(PC, IdxList), Name);
+        return Insert(Folder.CreateGetElementPtr(Ty, PC, IdxList), Name);
     }
-    return Insert(GetElementPtrInst::Create(Ptr, IdxList), Name);
+    return Insert(GetElementPtrInst::Create(Ty, Ptr, IdxList), Name);
   }
   Value *CreateInBoundsGEP(Value *Ptr, ArrayRef<Value *> IdxList,
                            const Twine &Name = "") {
+    return CreateInBoundsGEP(nullptr, Ptr, IdxList, Name);
+  }
+  Value *CreateInBoundsGEP(Type *Ty, Value *Ptr, ArrayRef<Value *> IdxList,
+                           const Twine &Name = "") {
     if (Constant *PC = dyn_cast<Constant>(Ptr)) {
       // Every index must be constant.
       size_t i, e;
@@ -1029,79 +1051,88 @@ public:
         if (!isa<Constant>(IdxList[i]))
           break;
       if (i == e)
-        return Insert(Folder.CreateInBoundsGetElementPtr(PC, IdxList), Name);
+        return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IdxList),
+                      Name);
     }
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, IdxList), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, IdxList), Name);
   }
   Value *CreateGEP(Value *Ptr, Value *Idx, const Twine &Name = "") {
+    return CreateGEP(nullptr, Ptr, Idx, Name);
+  }
+  Value *CreateGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name = "") {
     if (Constant *PC = dyn_cast<Constant>(Ptr))
       if (Constant *IC = dyn_cast<Constant>(Idx))
-        return Insert(Folder.CreateGetElementPtr(PC, IC), Name);
-    return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
+        return Insert(Folder.CreateGetElementPtr(Ty, PC, IC), Name);
+    return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
   }
-  Value *CreateInBoundsGEP(Value *Ptr, Value *Idx, const Twine &Name = "") {
+  Value *CreateInBoundsGEP(Type *Ty, Value *Ptr, Value *Idx,
+                           const Twine &Name = "") {
     if (Constant *PC = dyn_cast<Constant>(Ptr))
       if (Constant *IC = dyn_cast<Constant>(Idx))
-        return Insert(Folder.CreateInBoundsGetElementPtr(PC, IC), Name);
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idx), Name);
+        return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IC), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
   }
   Value *CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name = "") {
+    return CreateConstGEP1_32(nullptr, Ptr, Idx0, Name);
+  }
+  Value *CreateConstGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
+                            const Twine &Name = "") {
     Value *Idx = ConstantInt::get(Type::getInt32Ty(Context), Idx0);
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateGetElementPtr(PC, Idx), Name);
+      return Insert(Folder.CreateGetElementPtr(Ty, PC, Idx), Name);
 
-    return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
+    return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
   }
-  Value *CreateConstInBoundsGEP1_32(Value *Ptr, unsigned Idx0,
+  Value *CreateConstInBoundsGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
                                     const Twine &Name = "") {
     Value *Idx = ConstantInt::get(Type::getInt32Ty(Context), Idx0);
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateInBoundsGetElementPtr(PC, Idx), Name);
+      return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idx), Name);
 
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idx), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
   }
-  Value *CreateConstGEP2_32(Value *Ptr, unsigned Idx0, unsigned Idx1,
-                    const Twine &Name = "") {
+  Value *CreateConstGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1,
+                            const Twine &Name = "") {
     Value *Idxs[] = {
       ConstantInt::get(Type::getInt32Ty(Context), Idx0),
       ConstantInt::get(Type::getInt32Ty(Context), Idx1)
     };
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateGetElementPtr(PC, Idxs), Name);
+      return Insert(Folder.CreateGetElementPtr(Ty, PC, Idxs), Name);
 
-    return Insert(GetElementPtrInst::Create(Ptr, Idxs), Name);
+    return Insert(GetElementPtrInst::Create(Ty, Ptr, Idxs), Name);
   }
-  Value *CreateConstInBoundsGEP2_32(Value *Ptr, unsigned Idx0, unsigned Idx1,
-                                    const Twine &Name = "") {
+  Value *CreateConstInBoundsGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0,
+                                    unsigned Idx1, const Twine &Name = "") {
     Value *Idxs[] = {
       ConstantInt::get(Type::getInt32Ty(Context), Idx0),
       ConstantInt::get(Type::getInt32Ty(Context), Idx1)
     };
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateInBoundsGetElementPtr(PC, Idxs), Name);
+      return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idxs), Name);
 
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idxs), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idxs), Name);
   }
   Value *CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name = "") {
     Value *Idx = ConstantInt::get(Type::getInt64Ty(Context), Idx0);
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateGetElementPtr(PC, Idx), Name);
+      return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idx), Name);
 
-    return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
+    return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idx), Name);
   }
   Value *CreateConstInBoundsGEP1_64(Value *Ptr, uint64_t Idx0,
                                     const Twine &Name = "") {
     Value *Idx = ConstantInt::get(Type::getInt64Ty(Context), Idx0);
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateInBoundsGetElementPtr(PC, Idx), Name);
+      return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idx), Name);
 
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idx), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idx), Name);
   }
   Value *CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
                     const Twine &Name = "") {
@@ -1111,9 +1142,9 @@ public:
     };
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateGetElementPtr(PC, Idxs), Name);
+      return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idxs), Name);
 
-    return Insert(GetElementPtrInst::Create(Ptr, Idxs), Name);
+    return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idxs), Name);
   }
   Value *CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
                                     const Twine &Name = "") {
@@ -1123,21 +1154,23 @@ public:
     };
 
     if (Constant *PC = dyn_cast<Constant>(Ptr))
-      return Insert(Folder.CreateInBoundsGetElementPtr(PC, Idxs), Name);
+      return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idxs),
+                    Name);
 
-    return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idxs), Name);
+    return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idxs), Name);
   }
-  Value *CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name = "") {
-    return CreateConstInBoundsGEP2_32(Ptr, 0, Idx, Name);
+  Value *CreateStructGEP(Type *Ty, Value *Ptr, unsigned Idx,
+                         const Twine &Name = "") {
+    return CreateConstInBoundsGEP2_32(Ty, Ptr, 0, Idx, Name);
   }
 
   /// \brief Same as CreateGlobalString, but return a pointer with "i8*" type
   /// instead of a pointer to array of i8.
   Value *CreateGlobalStringPtr(StringRef Str, const Twine &Name = "") {
-    Value *gv = CreateGlobalString(Str, Name);
+    GlobalVariable *gv = CreateGlobalString(Str, Name);
     Value *zero = ConstantInt::get(Type::getInt32Ty(Context), 0);
     Value *Args[] = { zero, zero };
-    return CreateInBoundsGEP(gv, Args, Name);
+    return CreateInBoundsGEP(gv->getValueType(), gv, Args, Name);
   }
 
   //===--------------------------------------------------------------------===//
@@ -1478,6 +1511,16 @@ public:
     return Insert(new ShuffleVectorInst(V1, V2, Mask), Name);
   }
 
+  Value *CreateShuffleVector(Value *V1, Value *V2, ArrayRef<int> IntMask,
+                             const Twine &Name = "") {
+    size_t MaskSize = IntMask.size();
+    SmallVector<Constant*, 8> MaskVec(MaskSize);
+    for (size_t i = 0; i != MaskSize; ++i)
+      MaskVec[i] = getInt32(IntMask[i]);
+    Value *Mask = ConstantVector::get(MaskVec);
+    return CreateShuffleVector(V1, V2, Mask, Name);
+  }
+
   Value *CreateExtractValue(Value *Agg,
                             ArrayRef<unsigned> Idxs,
                             const Twine &Name = "") {
@@ -1587,7 +1630,7 @@ public:
            "trying to create an alignment assumption on a non-pointer?");
 
     PointerType *PtrTy = cast<PointerType>(PtrValue->getType());
-    Type *IntPtrTy = getIntPtrTy(&DL, PtrTy->getAddressSpace());
+    Type *IntPtrTy = getIntPtrTy(DL, PtrTy->getAddressSpace());
     Value *PtrIntValue = CreatePtrToInt(PtrValue, IntPtrTy, "ptrint");
 
     Value *Mask = ConstantInt::get(IntPtrTy,