[X86] Determine if we have an OpaqueSPAdjustment earlier

[oota-llvm.git] / lib / IR / Instructions.cpp

diff --git a/lib/IR/Instructions.cpp b/lib/IR/Instructions.cpp
index 5863456adfcd5b325f344f603852cd9b1cf06ca1..0d6d23bb45db8275775747c7931af7a3e3dffabe 100644 (file)
--- a/lib/IR/Instructions.cpp
+++ b/lib/IR/Instructions.cpp
@@ -87,6 +87,8 @@ const char *SelectInst::areInvalidOperands(Value *Op0, Value *Op1, Value *Op2) {
 //                               PHINode Class
 //===----------------------------------------------------------------------===//
 
+void PHINode::anchor() {}
+
 PHINode::PHINode(const PHINode &PN)
     : Instruction(PN.getType(), Instruction::PHI, nullptr, PN.getNumOperands()),
       ReservedSpace(PN.getNumOperands()) {
@@ -932,6 +934,17 @@ void CatchSwitchInst::addHandler(BasicBlock *Handler) {
   getOperandList()[OpNo] = Handler;
 }
 
+void CatchSwitchInst::removeHandler(handler_iterator HI) {
+  // Move all subsequent handlers up one.
+  Use *EndDst = op_end() - 1;
+  for (Use *CurDst = HI.getCurrent(); CurDst != EndDst; ++CurDst)
+    *CurDst = *(CurDst + 1);
+  // Null out the last handler use.
+  *EndDst = nullptr;
+
+  setNumHungOffUseOperands(getNumOperands() - 1);
+}
+
 BasicBlock *CatchSwitchInst::getSuccessorV(unsigned idx) const {
   return getSuccessor(idx);
 }
@@ -1503,6 +1516,8 @@ FenceInst::FenceInst(LLVMContext &C, AtomicOrdering Ordering,
 //                       GetElementPtrInst Implementation
 //===----------------------------------------------------------------------===//
 
+void GetElementPtrInst::anchor() {}
+
 void GetElementPtrInst::init(Value *Ptr, ArrayRef<Value *> IdxList,
                              const Twine &Name) {
   assert(getNumOperands() == 1 + IdxList.size() &&
@@ -3278,9 +3293,8 @@ AddrSpaceCastInst::AddrSpaceCastInst(
 
 void CmpInst::anchor() {}
 
-CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
-                 Value *LHS, Value *RHS, const Twine &Name,
-                 Instruction *InsertBefore)
+CmpInst::CmpInst(Type *ty, OtherOps op, Predicate predicate, Value *LHS,
+                 Value *RHS, const Twine &Name, Instruction *InsertBefore)
   : Instruction(ty, op,
                 OperandTraits<CmpInst>::op_begin(this),
                 OperandTraits<CmpInst>::operands(this),
@@ -3291,9 +3305,8 @@ CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
   setName(Name);
 }
 
-CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
-                 Value *LHS, Value *RHS, const Twine &Name,
-                 BasicBlock *InsertAtEnd)
+CmpInst::CmpInst(Type *ty, OtherOps op, Predicate predicate, Value *LHS,
+                 Value *RHS, const Twine &Name, BasicBlock *InsertAtEnd)
   : Instruction(ty, op,
                 OperandTraits<CmpInst>::op_begin(this),
                 OperandTraits<CmpInst>::operands(this),
@@ -3305,8 +3318,7 @@ CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
 }
 
 CmpInst *
-CmpInst::Create(OtherOps Op, unsigned short predicate,
-                Value *S1, Value *S2, 
+CmpInst::Create(OtherOps Op, Predicate predicate, Value *S1, Value *S2,
                 const Twine &Name, Instruction *InsertBefore) {
   if (Op == Instruction::ICmp) {
     if (InsertBefore)
@@ -3326,7 +3338,7 @@ CmpInst::Create(OtherOps Op, unsigned short predicate,
 }
 
 CmpInst *
-CmpInst::Create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2, 
+CmpInst::Create(OtherOps Op, Predicate predicate, Value *S1, Value *S2,
                 const Twine &Name, BasicBlock *InsertAtEnd) {
   if (Op == Instruction::ICmp) {
     return new ICmpInst(*InsertAtEnd, CmpInst::Predicate(predicate),
@@ -3389,6 +3401,8 @@ CmpInst::Predicate CmpInst::getInversePredicate(Predicate pred) {
   }
 }
 
+void ICmpInst::anchor() {}
+
 ICmpInst::Predicate ICmpInst::getSignedPredicate(Predicate pred) {
   switch (pred) {
     default: llvm_unreachable("Unknown icmp predicate!");
@@ -3525,7 +3539,7 @@ CmpInst::Predicate CmpInst::getSignedPredicate(Predicate pred) {
   }
 }
 
-bool CmpInst::isUnsigned(unsigned short predicate) {
+bool CmpInst::isUnsigned(Predicate predicate) {
   switch (predicate) {
     default: return false;
     case ICmpInst::ICMP_ULT: case ICmpInst::ICMP_ULE: case ICmpInst::ICMP_UGT: 
@@ -3533,7 +3547,7 @@ bool CmpInst::isUnsigned(unsigned short predicate) {
   }
 }
 
-bool CmpInst::isSigned(unsigned short predicate) {
+bool CmpInst::isSigned(Predicate predicate) {
   switch (predicate) {
     default: return false;
     case ICmpInst::ICMP_SLT: case ICmpInst::ICMP_SLE: case ICmpInst::ICMP_SGT: 
@@ -3541,7 +3555,7 @@ bool CmpInst::isSigned(unsigned short predicate) {
   }
 }
 
-bool CmpInst::isOrdered(unsigned short predicate) {
+bool CmpInst::isOrdered(Predicate predicate) {
   switch (predicate) {
     default: return false;
     case FCmpInst::FCMP_OEQ: case FCmpInst::FCMP_ONE: case FCmpInst::FCMP_OGT: 
@@ -3550,7 +3564,7 @@ bool CmpInst::isOrdered(unsigned short predicate) {
   }
 }
       
-bool CmpInst::isUnordered(unsigned short predicate) {
+bool CmpInst::isUnordered(Predicate predicate) {
   switch (predicate) {
     default: return false;
     case FCmpInst::FCMP_UEQ: case FCmpInst::FCMP_UNE: case FCmpInst::FCMP_UGT: 
@@ -3559,7 +3573,7 @@ bool CmpInst::isUnordered(unsigned short predicate) {
   }
 }
 
-bool CmpInst::isTrueWhenEqual(unsigned short predicate) {
+bool CmpInst::isTrueWhenEqual(Predicate predicate) {
   switch(predicate) {
     default: return false;
     case ICMP_EQ:   case ICMP_UGE: case ICMP_ULE: case ICMP_SGE: case ICMP_SLE:
@@ -3567,7 +3581,7 @@ bool CmpInst::isTrueWhenEqual(unsigned short predicate) {
   }
 }
 
-bool CmpInst::isFalseWhenEqual(unsigned short predicate) {
+bool CmpInst::isFalseWhenEqual(Predicate predicate) {
   switch(predicate) {
   case ICMP_NE:    case ICMP_UGT: case ICMP_ULT: case ICMP_SGT: case ICMP_SLT:
   case FCMP_FALSE: case FCMP_ONE: case FCMP_OGT: case FCMP_OLT: return true;