diff options
author | Stephen Hines <srhines@google.com> | 2014-05-29 02:49:00 -0700 |
---|---|---|
committer | Stephen Hines <srhines@google.com> | 2014-05-29 02:49:00 -0700 |
commit | dce4a407a24b04eebc6a376f8e62b41aaa7b071f (patch) | |
tree | dcebc53f2b182f145a2e659393bf9a0472cedf23 /lib/CodeGen/LiveRangeCalc.cpp | |
parent | 220b921aed042f9e520c26cffd8282a94c66c3d5 (diff) | |
download | external_llvm-dce4a407a24b04eebc6a376f8e62b41aaa7b071f.zip external_llvm-dce4a407a24b04eebc6a376f8e62b41aaa7b071f.tar.gz external_llvm-dce4a407a24b04eebc6a376f8e62b41aaa7b071f.tar.bz2 |
Update LLVM for 3.5 rebase (r209712).
Change-Id: I149556c940fb7dc92d075273c87ff584f400941f
Diffstat (limited to 'lib/CodeGen/LiveRangeCalc.cpp')
-rw-r--r-- | lib/CodeGen/LiveRangeCalc.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/lib/CodeGen/LiveRangeCalc.cpp b/lib/CodeGen/LiveRangeCalc.cpp index ecd75b4..a558e14 100644 --- a/lib/CodeGen/LiveRangeCalc.cpp +++ b/lib/CodeGen/LiveRangeCalc.cpp @@ -11,13 +11,14 @@ // //===----------------------------------------------------------------------===// -#define DEBUG_TYPE "regalloc" #include "LiveRangeCalc.h" #include "llvm/CodeGen/MachineDominators.h" #include "llvm/CodeGen/MachineRegisterInfo.h" using namespace llvm; +#define DEBUG_TYPE "regalloc" + void LiveRangeCalc::reset(const MachineFunction *mf, SlotIndexes *SI, MachineDominatorTree *MDT, @@ -121,7 +122,7 @@ void LiveRangeCalc::updateLiveIns() { // The value is live-through, update LiveOut as well. // Defer the Domtree lookup until it is needed. assert(Seen.test(MBB->getNumber())); - LiveOut[MBB] = LiveOutPair(I->Value, (MachineDomTreeNode *)0); + LiveOut[MBB] = LiveOutPair(I->Value, (MachineDomTreeNode *)nullptr); } Updater.setDest(&I->LR); Updater.add(Start, End, I->Value); @@ -174,7 +175,7 @@ bool LiveRangeCalc::findReachingDefs(LiveRange &LR, MachineBasicBlock &KillMBB, // Remember if we have seen more than one value. bool UniqueVNI = true; - VNInfo *TheVNI = 0; + VNInfo *TheVNI = nullptr; // Using Seen as a visited set, perform a BFS for all reaching defs. for (unsigned i = 0; i != WorkList.size(); ++i) { @@ -251,7 +252,7 @@ bool LiveRangeCalc::findReachingDefs(LiveRange &LR, MachineBasicBlock &KillMBB, End = Kill; else LiveOut[MF->getBlockNumbered(*I)] = - LiveOutPair(TheVNI, (MachineDomTreeNode *)0); + LiveOutPair(TheVNI, nullptr); Updater.add(Start, End, TheVNI); } return true; @@ -345,7 +346,7 @@ void LiveRangeCalc::updateSSA() { VNInfo *VNI = LR.getNextValue(Start, *Alloc); I->Value = VNI; // This block is done, we know the final value. - I->DomNode = 0; + I->DomNode = nullptr; // Add liveness since updateLiveIns now skips this node. if (I->Kill.isValid()) |