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Add SlotIndex statistics.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127007 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-03-04 18:08:29 +00:00
parent fb69810a2b
commit 10c5f2dad5
1 changed files with 4 additions and 0 deletions
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4
lib/CodeGen/SlotIndexes.cpp
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@ -10,6 +10,7 @@
#define DEBUG_TYPE "slotindexes"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
@ -21,6 +22,8 @@ char SlotIndexes::ID = 0;
INITIALIZE_PASS(SlotIndexes, "slotindexes",
"Slot index numbering", false, false)
STATISTIC(NumRenumPasses, "Number of slot index renumber passes");
void SlotIndexes::getAnalysisUsage(AnalysisUsage &au) const {
au.setPreservesAll();
MachineFunctionPass::getAnalysisUsage(au);
@ -128,6 +131,7 @@ void SlotIndexes::renumberIndexes() {
// pass during the initial numbering of the function if the new instructions
// had been present.
DEBUG(dbgs() << "\n*** Renumbering SlotIndexes ***\n");
++NumRenumPasses;
unsigned index = 0;