Add variants of ult, ule, etc. which take a uint64_t RHS, for convenience.

llvm-svn: 100824

4 files changed, 7 insertions, 8 deletions

diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
index b8ccb9f68fe..41c8550fc98 100644
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -4065,7 +4065,7 @@ ScalarEvolution::getConstantEvolutionLoopExitValue(PHINode *PN,
   if (I != ConstantEvolutionLoopExitValue.end())
     return I->second;
 
-  if (BEs.ugt(APInt(BEs.getBitWidth(),MaxBruteForceIterations)))
+  if (BEs.ugt(MaxBruteForceIterations))
     return ConstantEvolutionLoopExitValue[PN] = 0;  // Not going to evaluate it.
 
   Constant *&RetVal = ConstantEvolutionLoopExitValue[PN];
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 0d65a244631..6d8fab8a6a7 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -1614,7 +1614,7 @@ bool SelectionDAGBuilder::handleJTSwitchCase(CaseRec& CR,
        I!=E; ++I)
     TSize += I->size();
 
-  if (!areJTsAllowed(TLI) || TSize.ult(APInt(First.getBitWidth(), 4)))
+  if (!areJTsAllowed(TLI) || TSize.ult(4))
     return false;
 
   APInt Range = ComputeRange(First, Last);
@@ -1868,7 +1868,7 @@ bool SelectionDAGBuilder::handleBitTestsSwitchCase(CaseRec& CR,
                << "Low bound: " << minValue << '\n'
                << "High bound: " << maxValue << '\n');
 
-  if (cmpRange.uge(APInt(cmpRange.getBitWidth(), IntPtrBits)) ||
+  if (cmpRange.uge(IntPtrBits) ||
       (!(Dests.size() == 1 && numCmps >= 3) &&
        !(Dests.size() == 2 && numCmps >= 5) &&
        !(Dests.size() >= 3 && numCmps >= 6)))
@@ -1880,8 +1880,7 @@ bool SelectionDAGBuilder::handleBitTestsSwitchCase(CaseRec& CR,
   // Optimize the case where all the case values fit in a
   // word without having to subtract minValue. In this case,
   // we can optimize away the subtraction.
-  if (minValue.isNonNegative() &&
-      maxValue.slt(APInt(maxValue.getBitWidth(), IntPtrBits))) {
+  if (minValue.isNonNegative() && maxValue.slt(IntPtrBits)) {
     cmpRange = maxValue;
   } else {
     lowBound = minValue;
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
index 72fd5588d12..861cf92d281 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -1325,7 +1325,7 @@ Instruction *InstCombiner::visitICmpInstWithInstAndIntCst(ICmpInst &ICI,
         // If we have a signed (X % (2^c)) == 0, turn it into an unsigned one.
         if (RHSV == 0 && isa<ConstantInt>(BO->getOperand(1)) &&BO->hasOneUse()){
           const APInt &V = cast<ConstantInt>(BO->getOperand(1))->getValue();
-          if (V.sgt(APInt(V.getBitWidth(), 1)) && V.isPowerOf2()) {
+          if (V.sgt(1) && V.isPowerOf2()) {
             Value *NewRem =
               Builder->CreateURem(BO->getOperand(0), BO->getOperand(1),
                                   BO->getName());
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 6eaa93d2aa0..e50b13d63d5 100644
--- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -2447,7 +2447,7 @@ void LSRInstance::GenerateCrossUseConstantOffsets() {
           if (C->getValue()->getValue().isNegative() !=
                 (NewF.AM.BaseOffs < 0) &&
               (C->getValue()->getValue().abs() * APInt(BitWidth, F.AM.Scale))
-                .ule(APInt(BitWidth, NewF.AM.BaseOffs).abs()))
+                .ule(abs64(NewF.AM.BaseOffs)))
             continue;
 
         // OK, looks good.
@@ -2475,7 +2475,7 @@ void LSRInstance::GenerateCrossUseConstantOffsets() {
               if (C->getValue()->getValue().isNegative() !=
                     (NewF.AM.BaseOffs < 0) &&
                   C->getValue()->getValue().abs()
-                    .ule(APInt(BitWidth, NewF.AM.BaseOffs).abs()))
+                    .ule(abs64(NewF.AM.BaseOffs)))
                 goto skip_formula;
 
           // Ok, looks good.