X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=lib%2FBitcode%2FReader%2FBitcodeReader.cpp;h=b392122b77858288e667f85d6e0915d3108ed190;hb=22bbd9b9b89806fa9099442f8892f4e970ca54e9;hp=be0ec4bd85b8b9d4c6e5da82230fa5ba4420e686;hpb=96b930ddc7f0df9e278a5cb65ad77a559a20964e;p=oota-llvm.git

diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index be0ec4bd85b..b392122b778 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -342,7 +342,7 @@ Value *BitcodeReaderMDValueList::getValueFwdRef(unsigned Idx) {
     resize(Idx + 1);
 
   if (Value *V = MDValuePtrs[Idx]) {
-    assert(V->getType() == Type::getMetadataTy(Context) && "Type mismatch in value table!");
+    assert(V->getType()->isMetadataTy() && "Type mismatch in value table!");
     return V;
   }
 
@@ -808,7 +808,7 @@ bool BitcodeReader::ParseMetadata() {
       SmallVector<Value*, 8> Elts;
       for (unsigned i = 0; i != Size; i += 2) {
         const Type *Ty = getTypeByID(Record[i], false);
-        if (Ty == Type::getMetadataTy(Context))
+        if (Ty->isMetadataTy())
           Elts.push_back(MDValueList.getValueFwdRef(Record[i+1]));
         else if (Ty != Type::getVoidTy(Context))
           Elts.push_back(ValueList.getValueFwdRef(Record[i+1], Ty));
@@ -836,14 +836,21 @@ bool BitcodeReader::ParseMetadata() {
         return Error("Invalid METADATA_KIND record");
       SmallString<8> Name;
       Name.resize(RecordLength-1);
-      MDKindID Kind = Record[0];
+      unsigned Kind = Record[0];
+      (void) Kind;
       for (unsigned i = 1; i != RecordLength; ++i)
         Name[i-1] = Record[i];
-      Metadata &TheMetadata = Context.getMetadata();
-      assert(TheMetadata.MDHandlerNames.find(Name.str())
-             == TheMetadata.MDHandlerNames.end() &&
-             "Already registered MDKind!");
-      TheMetadata.MDHandlerNames[Name.str()] = Kind;
+      MetadataContext &TheMetadata = Context.getMetadata();
+      unsigned ExistingKind = TheMetadata.getMDKind(Name.str());
+      if (ExistingKind == 0) {
+        unsigned NewKind = TheMetadata.registerMDKind(Name.str());
+        (void) NewKind;
+        assert (Kind == NewKind 
+                && "Unable to handle custom metadata mismatch!");
+      } else {
+        assert (ExistingKind == Kind 
+                && "Unable to handle custom metadata mismatch!");
+      }
       break;
     }
     }
@@ -967,19 +974,19 @@ bool BitcodeReader::ParseConstants() {
     case bitc::CST_CODE_FLOAT: {    // FLOAT: [fpval]
       if (Record.empty())
         return Error("Invalid FLOAT record");
-      if (CurTy == Type::getFloatTy(Context))
+      if (CurTy->isFloatTy())
         V = ConstantFP::get(Context, APFloat(APInt(32, (uint32_t)Record[0])));
-      else if (CurTy == Type::getDoubleTy(Context))
+      else if (CurTy->isDoubleTy())
         V = ConstantFP::get(Context, APFloat(APInt(64, Record[0])));
-      else if (CurTy == Type::getX86_FP80Ty(Context)) {
+      else if (CurTy->isX86_FP80Ty()) {
         // Bits are not stored the same way as a normal i80 APInt, compensate.
         uint64_t Rearrange[2];
         Rearrange[0] = (Record[1] & 0xffffLL) | (Record[0] << 16);
         Rearrange[1] = Record[0] >> 48;
         V = ConstantFP::get(Context, APFloat(APInt(80, 2, Rearrange)));
-      } else if (CurTy == Type::getFP128Ty(Context))
+      } else if (CurTy->isFP128Ty())
         V = ConstantFP::get(Context, APFloat(APInt(128, 2, &Record[0]), true));
-      else if (CurTy == Type::getPPC_FP128Ty(Context))
+      else if (CurTy->isPPC_FP128Ty())
         V = ConstantFP::get(Context, APFloat(APInt(128, 2, &Record[0])));
       else
         V = UndefValue::get(CurTy);
@@ -1167,7 +1174,8 @@ bool BitcodeReader::ParseConstants() {
     case bitc::CST_CODE_INLINEASM: {
       if (Record.size() < 2) return Error("Invalid INLINEASM record");
       std::string AsmStr, ConstrStr;
-      bool HasSideEffects = Record[0];
+      bool HasSideEffects = Record[0] & 1;
+      bool IsAlignStack = Record[0] >> 1;
       unsigned AsmStrSize = Record[1];
       if (2+AsmStrSize >= Record.size())
         return Error("Invalid INLINEASM record");
@@ -1181,7 +1189,7 @@ bool BitcodeReader::ParseConstants() {
         ConstrStr += (char)Record[3+AsmStrSize+i];
       const PointerType *PTy = cast<PointerType>(CurTy);
       V = InlineAsm::get(cast<FunctionType>(PTy->getElementType()),
-                         AsmStr, ConstrStr, HasSideEffects);
+                         AsmStr, ConstrStr, HasSideEffects, IsAlignStack);
       break;
     }
     }
@@ -1556,7 +1564,7 @@ bool BitcodeReader::ParseMetadataAttachment() {
   if (Stream.EnterSubBlock(bitc::METADATA_ATTACHMENT_ID))
     return Error("Malformed block record");
 
-  Metadata &TheMetadata = Context.getMetadata();
+  MetadataContext &TheMetadata = Context.getMetadata();
   SmallVector<uint64_t, 64> Record;
   while(1) {
     unsigned Code = Stream.ReadCode();
@@ -1580,9 +1588,9 @@ bool BitcodeReader::ParseMetadataAttachment() {
         return Error ("Invalid METADATA_ATTACHMENT reader!");
       Instruction *Inst = InstructionList[Record[0]];
       for (unsigned i = 1; i != RecordLength; i = i+2) {
-        MDKindID Kind = Record[i];
+        unsigned Kind = Record[i];
         Value *Node = MDValueList.getValueFwdRef(Record[i+1]);
-        TheMetadata.setMD(Kind, cast<MDNode>(Node), Inst);
+        TheMetadata.addMD(Kind, cast<MDNode>(Node), Inst);
       }
       break;
     }
@@ -2047,6 +2055,7 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
 
     case bitc::FUNC_CODE_INST_MALLOC: { // MALLOC: [instty, op, align]
       // Autoupgrade malloc instruction to malloc call.
+      // FIXME: Remove in LLVM 3.0.
       if (Record.size() < 3)
         return Error("Invalid MALLOC record");
       const PointerType *Ty =
@@ -2054,13 +2063,9 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
       Value *Size = getFnValueByID(Record[1], Type::getInt32Ty(Context));
       if (!Ty || !Size) return Error("Invalid MALLOC record");
       if (!CurBB) return Error("Invalid malloc instruction with no BB");
-      const Type* Int32Ty = IntegerType::getInt32Ty(CurBB->getContext());
-      if (Size->getType() != Int32Ty)
-        Size = CastInst::CreateIntegerCast(Size, Int32Ty, false /*ZExt*/,
-                                           "", CurBB);
-      Value* Malloc = CallInst::CreateMalloc(CurBB, Int32Ty,
-                                             Ty->getElementType(), Size, NULL);
-      I = cast<Instruction>(Malloc);
+      const Type *Int32Ty = IntegerType::getInt32Ty(CurBB->getContext());
+      I = CallInst::CreateMalloc(CurBB, Int32Ty, Ty->getElementType(),
+                                 Size, NULL);
       InstructionList.push_back(I);
       break;
     }
@@ -2070,7 +2075,8 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
       if (getValueTypePair(Record, OpNum, NextValueNo, Op) ||
           OpNum != Record.size())
         return Error("Invalid FREE record");
-      I = new FreeInst(Op);
+      if (!CurBB) return Error("Invalid free instruction with no BB");
+      I = CallInst::CreateFree(Op, CurBB);
       InstructionList.push_back(I);
       break;
     }