Eliminate ConstantBool::True and ConstantBool::False. Instead, provide
ConstantBool::getTrue() and ConstantBool::getFalse().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30666 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 289297c..2f8edd9 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -1689,7 +1689,7 @@
// Evaluate the condition for this iteration.
Result = ConstantExpr::get(SetCCOpcode, Result, RHS);
if (!isa<ConstantBool>(Result)) break; // Couldn't decide for sure
- if (Result == ConstantBool::False) {
+ if (cast<ConstantBool>(Result)->getValue() == false) {
#if 0
std::cerr << "\n***\n*** Computed loop count " << *ItCst
<< "\n*** From global " << *GV << "*** BB: " << *L->getHeader()
@@ -2168,7 +2168,7 @@
if (ConstantBool *CB =
dyn_cast<ConstantBool>(ConstantExpr::getSetLT(R1->getValue(),
R2->getValue()))) {
- if (CB != ConstantBool::True)
+ if (CB->getValue() == false)
std::swap(R1, R2); // R1 is the minimum root now.
// We can only use this value if the chrec ends up with an exact zero
@@ -2198,7 +2198,7 @@
if (SCEVConstant *C = dyn_cast<SCEVConstant>(V)) {
Constant *Zero = Constant::getNullValue(C->getValue()->getType());
Constant *NonZero = ConstantExpr::getSetNE(C->getValue(), Zero);
- if (NonZero == ConstantBool::True)
+ if (NonZero == ConstantBool::getTrue())
return getSCEV(Zero);
return UnknownValue; // Otherwise it will loop infinitely.
}
@@ -2386,7 +2386,7 @@
if (ConstantBool *CB =
dyn_cast<ConstantBool>(ConstantExpr::getSetLT(R1->getValue(),
R2->getValue()))) {
- if (CB != ConstantBool::True)
+ if (CB->getValue() == false)
std::swap(R1, R2); // R1 is the minimum root now.
// Make sure the root is not off by one. The returned iteration should