Remove some dead code from the days llvm had type planes.

[oota-llvm.git] / lib / VMCore / AutoUpgrade.cpp

diff --git a/lib/VMCore/AutoUpgrade.cpp b/lib/VMCore/AutoUpgrade.cpp
index 0d6ae43d0f0277708dc93f29bf0f8637d0d0db26..abad7af79be09502f1e6a8c2fdcc8954089b64da 100644 (file)
--- a/lib/VMCore/AutoUpgrade.cpp
+++ b/lib/VMCore/AutoUpgrade.cpp
@@ -39,6 +39,44 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
   Module *M = F->getParent();
   switch (Name[5]) {
   default: break;
+  case 'a':
+    // This upgrades the llvm.atomic.lcs, llvm.atomic.las, llvm.atomic.lss,
+    // and atomics with default address spaces to their new names to their new
+    // function name (e.g. llvm.atomic.add.i32 => llvm.atomic.add.i32.p0i32)
+    if (Name.compare(5,7,"atomic.",7) == 0) {
+      if (Name.compare(12,3,"lcs",3) == 0) {
+        std::string::size_type delim = Name.find('.',12);
+        F->setName("llvm.atomic.cmp.swap" + Name.substr(delim) +
+                   ".p0" + Name.substr(delim+1));
+        NewFn = F;
+        return true;
+      }
+      else if (Name.compare(12,3,"las",3) == 0) {
+        std::string::size_type delim = Name.find('.',12);
+        F->setName("llvm.atomic.load.add"+Name.substr(delim)
+                   + ".p0" + Name.substr(delim+1));
+        NewFn = F;
+        return true;
+      }
+      else if (Name.compare(12,3,"lss",3) == 0) {
+        std::string::size_type delim = Name.find('.',12);
+        F->setName("llvm.atomic.load.sub"+Name.substr(delim)
+                   + ".p0" + Name.substr(delim+1));
+        NewFn = F;
+        return true;
+      }
+      else if (Name.rfind(".p") == std::string::npos) {
+        // We don't have an address space qualifier so this has be upgraded
+        // to the new name.  Copy the type name at the end of the intrinsic
+        // and add to it
+        std::string::size_type delim = Name.find_last_of('.');
+        assert(delim != std::string::npos && "can not find type");
+        F->setName(Name + ".p0" + Name.substr(delim+1));
+        NewFn = F;
+        return true;
+      }
+    }
+    break;
   case 'b':
     //  This upgrades the name of the llvm.bswap intrinsic function to only use 
     //  a single type name for overloading. We only care about the old format
@@ -154,7 +192,9 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
                Name.compare(5,15,"x86.sse2.movs.d",15) == 0 ||
                Name.compare(5,16,"x86.sse2.shuf.pd",16) == 0 ||
                Name.compare(5,18,"x86.sse2.unpckh.pd",18) == 0 ||
-               Name.compare(5,18,"x86.sse2.unpckl.pd",18) == 0 ) {
+               Name.compare(5,18,"x86.sse2.unpckl.pd",18) == 0 ||
+               Name.compare(5,20,"x86.sse2.punpckh.qdq",20) == 0 ||
+               Name.compare(5,20,"x86.sse2.punpckl.qdq",20) == 0) {
       // Calls to these intrinsics are transformed into ShuffleVector's.
       NewFn = 0;
       return true;
@@ -178,7 +218,7 @@ bool llvm::UpgradeIntrinsicFunction(Function *F, Function *&NewFn) {
   if (NewFn)
     F = NewFn;
   if (unsigned id = F->getIntrinsicID(true))
-    F->setParamAttrs(Intrinsic::getParamAttrs((Intrinsic::ID)id));
+    F->setAttributes(Intrinsic::getAttributes((Intrinsic::ID)id));
   return Upgraded;
 }
 
@@ -193,6 +233,7 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
     bool isLoadH = false, isLoadL = false, isMovL = false;
     bool isMovSD = false, isShufPD = false;
     bool isUnpckhPD = false, isUnpcklPD = false;
+    bool isPunpckhQPD = false, isPunpcklQPD = false;
     if (strcmp(F->getNameStart(), "llvm.x86.sse2.loadh.pd") == 0)
       isLoadH = true;
     else if (strcmp(F->getNameStart(), "llvm.x86.sse2.loadl.pd") == 0)
@@ -207,9 +248,13 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
       isUnpckhPD = true;
     else if (strcmp(F->getNameStart(), "llvm.x86.sse2.unpckl.pd") == 0)
       isUnpcklPD = true;
+    else if (strcmp(F->getNameStart(), "llvm.x86.sse2.punpckh.qdq") == 0)
+      isPunpckhQPD = true;
+    else if (strcmp(F->getNameStart(), "llvm.x86.sse2.punpckl.qdq") == 0)
+      isPunpcklQPD = true;
 
     if (isLoadH || isLoadL || isMovL || isMovSD || isShufPD ||
-        isUnpckhPD || isUnpcklPD) {
+        isUnpckhPD || isUnpcklPD || isPunpckhQPD || isPunpcklQPD) {
       std::vector<Constant*> Idxs;
       Value *Op0 = CI->getOperand(1);
       ShuffleVectorInst *SI = NULL;
@@ -246,12 +291,13 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
         Idxs.push_back(ConstantInt::get(Type::Int32Ty, 3));
         Value *Mask = ConstantVector::get(Idxs);
         SI = new ShuffleVectorInst(ZeroV, Op0, Mask, "upgraded.", CI);
-      } else if (isMovSD || isUnpckhPD || isUnpcklPD) {
+      } else if (isMovSD ||
+                 isUnpckhPD || isUnpcklPD || isPunpckhQPD || isPunpcklQPD) {
         Value *Op1 = CI->getOperand(2);
         if (isMovSD) {
           Idxs.push_back(ConstantInt::get(Type::Int32Ty, 2));
           Idxs.push_back(ConstantInt::get(Type::Int32Ty, 1));
-        } else if (isUnpckhPD) {
+        } else if (isUnpckhPD || isPunpckhQPD) {
           Idxs.push_back(ConstantInt::get(Type::Int32Ty, 1));
           Idxs.push_back(ConstantInt::get(Type::Int32Ty, 3));
         } else {
@@ -337,8 +383,8 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
     //  Handle any uses of the old CallInst.
     if (!CI->use_empty()) {
       //  Check for sign extend parameter attributes on the return values.
-      bool SrcSExt = NewFn->getParamAttrs().paramHasAttr(0, ParamAttr::SExt);
-      bool DestSExt = F->getParamAttrs().paramHasAttr(0, ParamAttr::SExt);
+      bool SrcSExt = NewFn->getAttributes().paramHasAttr(0, Attribute::SExt);
+      bool DestSExt = F->getAttributes().paramHasAttr(0, Attribute::SExt);
       
       //  Construct an appropriate cast from the new return type to the old.
       CastInst *RetCast = CastInst::Create(
@@ -382,4 +428,3 @@ void llvm::UpgradeCallsToIntrinsic(Function* F) {
     }
   }
 }
-