back out r101364, as it trips the linux nightlybot on some clang C++ tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101368 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 27 insertions, 27 deletions

diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index 57422b2304..cfe7a1c0ca 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -94,7 +94,7 @@ static bool isObjectSmallerThan(const Value *V, unsigned Size,
   } else if (const CallInst* CI = extractMallocCall(V)) {
     if (!isArrayMalloc(V, &TD))
       // The size is the argument to the malloc call.
-      if (const ConstantInt* C = dyn_cast<ConstantInt>(CI->getOperand(0)))
+      if (const ConstantInt* C = dyn_cast<ConstantInt>(CI->getOperand(1)))
         return (C->getZExtValue() < Size);
     return false;
   } else if (const Argument *A = dyn_cast<Argument>(V)) {
@@ -318,10 +318,10 @@ BasicAliasAnalysis::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
   case Intrinsic::memcpy:
   case Intrinsic::memmove: {
     unsigned Len = ~0U;
-    if (ConstantInt *LenCI = dyn_cast<ConstantInt>(II->getOperand(2)))
+    if (ConstantInt *LenCI = dyn_cast<ConstantInt>(II->getOperand(3)))
       Len = LenCI->getZExtValue();
-    Value *Dest = II->getOperand(0);
-    Value *Src = II->getOperand(1);
+    Value *Dest = II->getOperand(1);
+    Value *Src = II->getOperand(2);
     if (isNoAlias(Dest, Len, P, Size)) {
       if (isNoAlias(Src, Len, P, Size))
         return NoModRef;
@@ -332,9 +332,9 @@ BasicAliasAnalysis::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
   case Intrinsic::memset:
     // Since memset is 'accesses arguments' only, the AliasAnalysis base class
     // will handle it for the variable length case.
-    if (ConstantInt *LenCI = dyn_cast<ConstantInt>(II->getOperand(2))) {
+    if (ConstantInt *LenCI = dyn_cast<ConstantInt>(II->getOperand(3))) {
       unsigned Len = LenCI->getZExtValue();
-      Value *Dest = II->getOperand(0);
+      Value *Dest = II->getOperand(1);
       if (isNoAlias(Dest, Len, P, Size))
         return NoModRef;
     }
@@ -352,7 +352,7 @@ BasicAliasAnalysis::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
   case Intrinsic::atomic_load_umax:
   case Intrinsic::atomic_load_umin:
     if (TD) {
-      Value *Op1 = II->getOperand(0);
+      Value *Op1 = II->getOperand(1);
       unsigned Op1Size = TD->getTypeStoreSize(Op1->getType());
       if (isNoAlias(Op1, Op1Size, P, Size))
         return NoModRef;
@@ -361,14 +361,14 @@ BasicAliasAnalysis::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
   case Intrinsic::lifetime_start:
   case Intrinsic::lifetime_end:
   case Intrinsic::invariant_start: {
-    unsigned PtrSize = cast<ConstantInt>(II->getOperand(0))->getZExtValue();
-    if (isNoAlias(II->getOperand(1), PtrSize, P, Size))
+    unsigned PtrSize = cast<ConstantInt>(II->getOperand(1))->getZExtValue();
+    if (isNoAlias(II->getOperand(2), PtrSize, P, Size))
       return NoModRef;
     break;
   }
   case Intrinsic::invariant_end: {
-    unsigned PtrSize = cast<ConstantInt>(II->getOperand(1))->getZExtValue();
-    if (isNoAlias(II->getOperand(2), PtrSize, P, Size))
+    unsigned PtrSize = cast<ConstantInt>(II->getOperand(2))->getZExtValue();
+    if (isNoAlias(II->getOperand(3), PtrSize, P, Size))
       return NoModRef;
     break;
   }
diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp
index 0723443018..37cda02210 100644
--- a/lib/Analysis/ConstantFolding.cpp
+++ b/lib/Analysis/ConstantFolding.cpp
@@ -772,9 +772,9 @@ Constant *llvm::ConstantFoldInstOperands(unsigned Opcode, const Type *DestTy,
   case Instruction::ICmp:
   case Instruction::FCmp: assert(0 && "Invalid for compares");
   case Instruction::Call:
-    if (Function *F = dyn_cast<Function>(Ops[NumOps - 1]))
+    if (Function *F = dyn_cast<Function>(Ops[0]))
       if (canConstantFoldCallTo(F))
-        return ConstantFoldCall(F, Ops, NumOps - 1);
+        return ConstantFoldCall(F, Ops+1, NumOps-1);
     return 0;
   case Instruction::PtrToInt:
     // If the input is a inttoptr, eliminate the pair.  This requires knowing
diff --git a/lib/Analysis/IPA/GlobalsModRef.cpp b/lib/Analysis/IPA/GlobalsModRef.cpp
index a6403d04ce..b14afa3231 100644
--- a/lib/Analysis/IPA/GlobalsModRef.cpp
+++ b/lib/Analysis/IPA/GlobalsModRef.cpp
@@ -252,7 +252,7 @@ bool GlobalsModRef::AnalyzeUsesOfPointer(Value *V,
     } else if (CallInst *CI = dyn_cast<CallInst>(*UI)) {
       // Make sure that this is just the function being called, not that it is
       // passing into the function.
-      for (unsigned i = 0, e = CI->getNumOperands() - 1; i != e; ++i)
+      for (unsigned i = 1, e = CI->getNumOperands(); i != e; ++i)
         if (CI->getOperand(i) == V) return true;
     } else if (InvokeInst *II = dyn_cast<InvokeInst>(*UI)) {
       // Make sure that this is just the function being called, not that it is
diff --git a/lib/Analysis/MemoryBuiltins.cpp b/lib/Analysis/MemoryBuiltins.cpp
index d677a69021..89f9743daa 100644
--- a/lib/Analysis/MemoryBuiltins.cpp
+++ b/lib/Analysis/MemoryBuiltins.cpp
@@ -103,7 +103,7 @@ static Value *computeArraySize(const CallInst *CI, const TargetData *TD,
 
   // If malloc calls' arg can be determined to be a multiple of ElementSize,
   // return the multiple.  Otherwise, return NULL.
-  Value *MallocArg = CI->getOperand(0);
+  Value *MallocArg = CI->getOperand(1);
   Value *Multiple = NULL;
   if (ComputeMultiple(MallocArg, ElementSize, Multiple,
                       LookThroughSExt))
@@ -120,7 +120,7 @@ const CallInst *llvm::isArrayMalloc(const Value *I, const TargetData *TD) {
   Value *ArraySize = computeArraySize(CI, TD);
 
   if (ArraySize &&
-      ArraySize != ConstantInt::get(CI->getOperand(0)->getType(), 1))
+      ArraySize != ConstantInt::get(CI->getOperand(1)->getType(), 1))
     return CI;
 
   // CI is a non-array malloc or we can't figure out that it is an array malloc.
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index d9d085aee6..2aa2f17877 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -117,7 +117,7 @@ getCallSiteDependencyFrom(CallSite CS, bool isReadOnlyCall,
       Pointer = V->getOperand(0);
       PointerSize = AA->getTypeStoreSize(V->getType());
     } else if (isFreeCall(Inst)) {
-      Pointer = Inst->getOperand(0);
+      Pointer = Inst->getOperand(1);
       // calls to free() erase the entire structure
       PointerSize = ~0ULL;
     } else if (isa<CallInst>(Inst) || isa<InvokeInst>(Inst)) {
@@ -197,9 +197,9 @@ getPointerDependencyFrom(Value *MemPtr, uint64_t MemSize, bool isLoad,
         // pointer, not on query pointers that are indexed off of them.  It'd
         // be nice to handle that at some point.
         AliasAnalysis::AliasResult R = 
-          AA->alias(II->getOperand(2), ~0U, MemPtr, ~0U);
+          AA->alias(II->getOperand(3), ~0U, MemPtr, ~0U);
         if (R == AliasAnalysis::MustAlias) {
-          InvariantTag = II->getOperand(0);
+          InvariantTag = II->getOperand(1);
           continue;
         }
       
@@ -210,7 +210,7 @@ getPointerDependencyFrom(Value *MemPtr, uint64_t MemSize, bool isLoad,
         // pointer, not on query pointers that are indexed off of them.  It'd
         // be nice to handle that at some point.
         AliasAnalysis::AliasResult R =
-          AA->alias(II->getOperand(1), ~0U, MemPtr, ~0U);
+          AA->alias(II->getOperand(2), ~0U, MemPtr, ~0U);
         if (R == AliasAnalysis::MustAlias)
           return MemDepResult::getDef(II);
       }
@@ -366,7 +366,7 @@ MemDepResult MemoryDependenceAnalysis::getDependency(Instruction *QueryInst) {
       MemSize = AA->getTypeStoreSize(LI->getType());
     }
   } else if (isFreeCall(QueryInst)) {
-    MemPtr = QueryInst->getOperand(0);
+    MemPtr = QueryInst->getOperand(1);
     // calls to free() erase the entire structure, not just a field.
     MemSize = ~0UL;
   } else if (isa<CallInst>(QueryInst) || isa<InvokeInst>(QueryInst)) {
@@ -378,13 +378,13 @@ MemDepResult MemoryDependenceAnalysis::getDependency(Instruction *QueryInst) {
     case Intrinsic::lifetime_start:
     case Intrinsic::lifetime_end:
     case Intrinsic::invariant_start:
-      MemPtr = QueryInst->getOperand(1);
-      MemSize = cast<ConstantInt>(QueryInst->getOperand(0))->getZExtValue();
-      break;
-    case Intrinsic::invariant_end:
       MemPtr = QueryInst->getOperand(2);
       MemSize = cast<ConstantInt>(QueryInst->getOperand(1))->getZExtValue();
       break;
+    case Intrinsic::invariant_end:
+      MemPtr = QueryInst->getOperand(3);
+      MemSize = cast<ConstantInt>(QueryInst->getOperand(2))->getZExtValue();
+      break;
     default:
       CallSite QueryCS = CallSite::get(QueryInst);
       bool isReadOnly = AA->onlyReadsMemory(QueryCS);
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp
index 8c156532f8..7e8ec2e061 100644
--- a/lib/Analysis/ValueTracking.cpp
+++ b/lib/Analysis/ValueTracking.cpp
@@ -953,7 +953,7 @@ bool llvm::CannotBeNegativeZero(const Value *V, unsigned Depth) {
   if (const IntrinsicInst *II = dyn_cast<IntrinsicInst>(I))
     // sqrt(-0.0) = -0.0, no other negative results are possible.
     if (II->getIntrinsicID() == Intrinsic::sqrt)
-      return CannotBeNegativeZero(II->getOperand(0), Depth+1);
+      return CannotBeNegativeZero(II->getOperand(1), Depth+1);
   
   if (const CallInst *CI = dyn_cast<CallInst>(I))
     if (const Function *F = CI->getCalledFunction()) {
@@ -966,7 +966,7 @@ bool llvm::CannotBeNegativeZero(const Value *V, unsigned Depth) {
         if (F->getName() == "fabsl") return true;
         if (F->getName() == "sqrt" || F->getName() == "sqrtf" ||
             F->getName() == "sqrtl")
-          return CannotBeNegativeZero(CI->getOperand(0), Depth+1);
+          return CannotBeNegativeZero(CI->getOperand(1), Depth+1);
       }
     }