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Cleanups: fold two loops into one

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New features: -print-all-alias-modref-info option, print more info

llvm-svn: 14906
This commit is contained in:
Chris Lattner 2004-07-17 06:28:49 +00:00
parent d853be2cff
commit 49fd294675
1 changed files with 9 additions and 3 deletions
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12
lib/Analysis/AliasAnalysisEvaluator.cpp
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@ -32,6 +32,8 @@
using namespace llvm;
namespace {
cl::opt<bool> PrintAll("print-all-alias-modref-info", cl::ReallyHidden);
cl::opt<bool> PrintNoAlias("print-no-aliases", cl::ReallyHidden);
cl::opt<bool> PrintMayAlias("print-may-aliases", cl::ReallyHidden);
cl::opt<bool> PrintMustAlias("print-must-aliases", cl::ReallyHidden);
@ -54,6 +56,11 @@ namespace {
bool doInitialization(Module &M) {
NoAlias = MayAlias = MustAlias = 0;
NoModRef = Mod = Ref = ModRef = 0;
if (PrintAll) {
PrintNoAlias = PrintMayAlias = PrintMustAlias = true;
PrintNoModRef = PrintMod = PrintRef = PrintModRef = true;
}
return false;
}
@ -90,16 +97,15 @@ bool AAEval::runOnFunction(Function &F) {
for (User::op_iterator OI = (*I).op_begin(); OI != (*I).op_end(); ++OI)
if (isa<PointerType>((*OI)->getType()))
Pointers.insert(*OI);
}
for (inst_iterator I = inst_begin(F), E = inst_end(F); I != E; ++I) {
CallSite CS = CallSite::get(&*I);
if (CS.getInstruction()) CallSites.insert(CS);
}
if (PrintNoAlias || PrintMayAlias || PrintMustAlias ||
PrintNoModRef || PrintMod || PrintRef || PrintModRef)
std::cerr << "Function: " << F.getName() << "\n";
std::cerr << "Function: " << F.getName() << ": " << Pointers.size()
<< " pointers, " << CallSites.size() << " call sites\n";
// iterate over the worklist, and run the full (n^2)/2 disambiguations
for (std::set<Value *>::iterator I1 = Pointers.begin(), E = Pointers.end();