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Cache the result of errs() and implement formatted logging.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109740 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John McCall
2010-07-29 08:14:41 +00:00
parent 3dd706b528
commit 62dc1f3d82
2 changed files with 58 additions and 37 deletions
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16
tools/llvm-diff/DifferenceEngine.cpp
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@ -162,8 +162,8 @@ class FunctionDifferenceEngine {
if (Ref) {
if (Ref == R) return false;
Engine.logf("successor %s cannot be equivalent to %s; "
"it's already equivalent to %s")
Engine.logf("successor %l cannot be equivalent to %r; "
"it's already equivalent to %r")
<< L << R << Ref;
return true;
}
@ -220,7 +220,7 @@ class FunctionDifferenceEngine {
for (unsigned I = 0, E = L.arg_size(); I != E; ++I)
if (!equivalentAsOperands(L.getArgument(I), R.getArgument(I))) {
if (Complain)
Engine.logf("arguments %s and %s differ")
Engine.logf("arguments %l and %r differ")
<< L.getArgument(I) << R.getArgument(I);
return true;
}
@ -309,7 +309,7 @@ class FunctionDifferenceEngine {
LCases.erase(CaseValue);
} else if (!Difference) {
if (Complain)
Engine.logf("right switch has extra case %s") << CaseValue;
Engine.logf("right switch has extra case %r") << CaseValue;
Difference = true;
}
}
@ -317,7 +317,7 @@ class FunctionDifferenceEngine {
for (DenseMap<ConstantInt*,BasicBlock*>::iterator
I = LCases.begin(), E = LCases.end(); I != E; ++I) {
if (Complain)
Engine.logf("left switch has extra case %s") << I->first;
Engine.logf("left switch has extra case %l") << I->first;
Difference = true;
}
return Difference;
@ -333,7 +333,7 @@ class FunctionDifferenceEngine {
for (unsigned I = 0, E = L->getNumOperands(); I != E; ++I) {
Value *LO = L->getOperand(I), *RO = R->getOperand(I);
if (!equivalentAsOperands(LO, RO)) {
if (Complain) Engine.logf("operands %s and %s differ") << LO << RO;
if (Complain) Engine.logf("operands %l and %r differ") << LO << RO;
return true;
}
}
@ -580,13 +580,13 @@ void DifferenceEngine::diff(Module *L, Module *R) {
if (Function *RFn = R->getFunction(LFn->getName()))
Queue.push_back(std::make_pair(LFn, RFn));
else
logf("function %s exists only in left module") << LFn;
logf("function %l exists only in left module") << LFn;
}
for (Module::iterator I = R->begin(), E = R->end(); I != E; ++I) {
Function *RFn = &*I;
if (!LNames.count(RFn->getName()))
logf("function %s exists only in right module") << RFn;
logf("function %r exists only in right module") << RFn;
}
for (SmallVectorImpl<std::pair<Function*,Function*> >::iterator