diff options
Diffstat (limited to 'include/llvm/CodeGen')
| -rw-r--r-- | include/llvm/CodeGen/LiveIntervalAnalysis.h | 6 | ||||
| -rw-r--r-- | include/llvm/CodeGen/MachineBasicBlock.h | 4 |
2 files changed, 10 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h index e4fc062dc7..70f570212a 100644 --- a/include/llvm/CodeGen/LiveIntervalAnalysis.h +++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h @@ -308,6 +308,12 @@ namespace llvm { /// within a single basic block. bool intervalIsInOneMBB(const LiveInterval &li) const; + /// getLastSplitPoint - Return the last possible insertion point in mbb for + /// spilling and splitting code. This is the first terminator, or the call + /// instruction if li is live into a landing pad successor. + MachineBasicBlock::iterator getLastSplitPoint(const LiveInterval &li, + MachineBasicBlock *mbb); + private: /// computeIntervals - Compute live intervals. void computeIntervals(); diff --git a/include/llvm/CodeGen/MachineBasicBlock.h b/include/llvm/CodeGen/MachineBasicBlock.h index 16cb5c9ce8..1785451c7e 100644 --- a/include/llvm/CodeGen/MachineBasicBlock.h +++ b/include/llvm/CodeGen/MachineBasicBlock.h @@ -224,6 +224,10 @@ public: /// this basic block is entered via an exception handler. void setIsLandingPad() { IsLandingPad = true; } + /// getLandingPadSuccessor - If this block has a successor that is a landing + /// pad, return it. Otherwise return NULL. + const MachineBasicBlock *getLandingPadSuccessor() const; + // Code Layout methods. /// moveBefore/moveAfter - move 'this' block before or after the specified |