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Revert "Revert "[PGO] Minor cleanup for count instruction in SelectInstVisitor."" 

Previously reverted wrong revision.

This reverts commit r297910.

llvm-svn: 297911
This commit is contained in:
Vitaly Buka 2017-03-15 23:07:41 +00:00
parent de85ad895d
commit ca6ecd213a
1 changed files with 4 additions and 1 deletions
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5
llvm/lib/Transforms/Instrumentation/PGOInstrumentation.cpp
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@ -205,6 +205,7 @@ struct SelectInstVisitor : public InstVisitor<SelectInstVisitor> {
SelectInstVisitor(Function &Func) : F(Func) {}
void countSelects(Function &Func) {
NSIs = 0;
Mode = VM_counting;
visit(Func);
}
@ -234,6 +235,8 @@ struct SelectInstVisitor : public InstVisitor<SelectInstVisitor> {
void annotateOneSelectInst(SelectInst &SI);
// Visit \p SI instruction and perform tasks according to visit mode.
void visitSelectInst(SelectInst &SI);
// Return the number of select instructions. This needs be called after
// countSelects().
unsigned getNumOfSelectInsts() const { return NSIs; }
};
@ -1104,9 +1107,9 @@ void SelectInstVisitor::visitSelectInst(SelectInst &SI) {
if (SI.getCondition()->getType()->isVectorTy())
return;
NSIs++;
switch (Mode) {
case VM_counting:
NSIs++;
return;
case VM_instrument:
instrumentOneSelectInst(SI);