In instcombine's debug output, avoid printing ADD for instructions that are

already on the worklist, and print Visited when an instruction is about to be
visited.  Net, on one input, this reduced the output size by at least 9x.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83510 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeffrey Yasskin 2009-10-08 00:12:24 +00:00
parent 0ea38bb939
commit 4306963170

View File

@ -90,9 +90,10 @@ namespace {
/// Add - Add the specified instruction to the worklist if it isn't already
/// in it.
void Add(Instruction *I) {
DEBUG(errs() << "IC: ADD: " << *I << '\n');
if (WorklistMap.insert(std::make_pair(I, Worklist.size())).second)
if (WorklistMap.insert(std::make_pair(I, Worklist.size())).second) {
DEBUG(errs() << "IC: ADD: " << *I << '\n');
Worklist.push_back(I);
}
}
void AddValue(Value *V) {
@ -12853,6 +12854,7 @@ bool InstCombiner::DoOneIteration(Function &F, unsigned Iteration) {
std::string OrigI;
#endif
DEBUG(raw_string_ostream SS(OrigI); I->print(SS); OrigI = SS.str(););
DEBUG(errs() << "IC: Visiting: " << OrigI << '\n');
if (Instruction *Result = visit(*I)) {
++NumCombined;