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Move a bit more state over to the LLVMContext.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76533 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-21 02:47:59 +00:00
parent 7239b51694
commit f53c371983
6 changed files with 49 additions and 56 deletions
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31
lib/Transforms/Scalar/PredicateSimplifier.cpp
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@@ -1690,8 +1690,8 @@ namespace {
bool isRelatedBy(Value *V1, Value *V2, ICmpInst::Predicate Pred) const {
if (Constant *C1 = dyn_cast<Constant>(V1))
if (Constant *C2 = dyn_cast<Constant>(V2))
return ConstantExpr::getCompare(Pred, C1, C2) ==
ConstantInt::getTrue();
return Context->getConstantExprCompare(Pred, C1, C2) ==
Context->getConstantIntTrue();
unsigned n1 = VN.valueNumber(V1, Top);
unsigned n2 = VN.valueNumber(V2, Top);
@@ -1803,10 +1803,10 @@ namespace {
// "icmp ult i32 %a, %y" EQ true then %a u< y
// etc.
if (Canonical == ConstantInt::getTrue()) {
if (Canonical == Context->getConstantIntTrue()) {
add(IC->getOperand(0), IC->getOperand(1), IC->getPredicate(),
NewContext);
} else if (Canonical == ConstantInt::getFalse()) {
} else if (Canonical == Context->getConstantIntFalse()) {
add(IC->getOperand(0), IC->getOperand(1),
ICmpInst::getInversePredicate(IC->getPredicate()), NewContext);
}
@@ -1822,11 +1822,11 @@ namespace {
if (isRelatedBy(True, False, ICmpInst::ICMP_NE)) {
if (Canonical == VN.canonicalize(True, Top) ||
isRelatedBy(Canonical, False, ICmpInst::ICMP_NE))
add(SI->getCondition(), ConstantInt::getTrue(),
add(SI->getCondition(), Context->getConstantIntTrue(),
ICmpInst::ICMP_EQ, NewContext);
else if (Canonical == VN.canonicalize(False, Top) ||
isRelatedBy(Canonical, True, ICmpInst::ICMP_NE))
add(SI->getCondition(), ConstantInt::getFalse(),
add(SI->getCondition(), Context->getConstantIntFalse(),
ICmpInst::ICMP_EQ, NewContext);
}
} else if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(I)) {
@@ -2050,9 +2050,10 @@ namespace {
ICmpInst::Predicate Pred = IC->getPredicate();
if (isRelatedBy(Op0, Op1, Pred))
add(IC, ConstantInt::getTrue(), ICmpInst::ICMP_EQ, NewContext);
add(IC, Context->getConstantIntTrue(), ICmpInst::ICMP_EQ, NewContext);
else if (isRelatedBy(Op0, Op1, ICmpInst::getInversePredicate(Pred)))
add(IC, ConstantInt::getFalse(), ICmpInst::ICMP_EQ, NewContext);
add(IC, Context->getConstantIntFalse(),
ICmpInst::ICMP_EQ, NewContext);
} else if (SelectInst *SI = dyn_cast<SelectInst>(I)) {
if (I->getType()->isFPOrFPVector()) return;
@@ -2063,9 +2064,9 @@ namespace {
// %b EQ %c then %a EQ %b
Value *Canonical = VN.canonicalize(SI->getCondition(), Top);
if (Canonical == ConstantInt::getTrue()) {
if (Canonical == Context->getConstantIntTrue()) {
add(SI, SI->getTrueValue(), ICmpInst::ICMP_EQ, NewContext);
} else if (Canonical == ConstantInt::getFalse()) {
} else if (Canonical == Context->getConstantIntFalse()) {
add(SI, SI->getFalseValue(), ICmpInst::ICMP_EQ, NewContext);
} else if (VN.canonicalize(SI->getTrueValue(), Top) ==
VN.canonicalize(SI->getFalseValue(), Top)) {
@@ -2154,8 +2155,8 @@ namespace {
// the BB as unreachable if so.
if (Constant *CI_L = dyn_cast<Constant>(O.LHS)) {
if (Constant *CI_R = dyn_cast<Constant>(O.RHS)) {
if (ConstantExpr::getCompare(O.Op, CI_L, CI_R) ==
ConstantInt::getFalse())
if (Context->getConstantExprCompare(O.Op, CI_L, CI_R) ==
Context->getConstantIntFalse())
UB.mark(TopBB);
WorkList.pop_front();
@@ -2446,6 +2447,8 @@ namespace {
return;
}
LLVMContext *Context = BI.getParent()->getContext();
for (DomTreeDFS::Node::iterator I = DTNode->begin(), E = DTNode->end();
I != E; ++I) {
BasicBlock *Dest = (*I)->getBlock();
@@ -2455,7 +2458,7 @@ namespace {
if (Dest == TrueDest) {
DOUT << "(" << DTNode->getBlock()->getName() << ") true set:\n";
VRPSolver VRP(VN, IG, UB, VR, PS->DTDFS, PS->modified, Dest);
VRP.add(ConstantInt::getTrue(), Condition, ICmpInst::ICMP_EQ);
VRP.add(Context->getConstantIntTrue(), Condition, ICmpInst::ICMP_EQ);
VRP.solve();
DEBUG(VN.dump());
DEBUG(IG.dump());
@@ -2463,7 +2466,7 @@ namespace {
} else if (Dest == FalseDest) {
DOUT << "(" << DTNode->getBlock()->getName() << ") false set:\n";
VRPSolver VRP(VN, IG, UB, VR, PS->DTDFS, PS->modified, Dest);
VRP.add(ConstantInt::getFalse(), Condition, ICmpInst::ICMP_EQ);
VRP.add(Context->getConstantIntFalse(), Condition, ICmpInst::ICMP_EQ);
VRP.solve();
DEBUG(VN.dump());
DEBUG(IG.dump());