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Ignore DEBUG_VALUE when building live intervals;

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this makes the code work transparently the same
whether they're there or not.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94240 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2010-01-22 22:38:21 +00:00
parent f61ed8eb32
commit 1caedd056d
2 changed files with 11 additions and 4 deletions
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3
lib/CodeGen/SlotIndexes.cpp
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@ -14,6 +14,7 @@
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Target/TargetInstrInfo.h"
using namespace llvm;
@ -107,6 +108,8 @@ bool SlotIndexes::runOnMachineFunction(MachineFunction &fn) {
for (MachineBasicBlock::iterator miItr = mbb->begin(), miEnd = mbb->end();
miItr != miEnd; ++miItr) {
MachineInstr *mi = &*miItr;
if (mi->getOpcode()==TargetInstrInfo::DEBUG_VALUE)
continue;
if (miItr == mbb->getFirstTerminator()) {
push_back(createEntry(0, index));