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Add a Number field w/ accessor method, for function-level unique numbering

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of MBBs.

Add non-const MachineBasicBlock::getParent() accessor method.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13512 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-05-12 21:35:20 +00:00
parent 5f4d473d89
commit c07d8d8a26
1 changed files with 8 additions and 1 deletions
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9
include/llvm/CodeGen/MachineBasicBlock.h
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@ -63,9 +63,11 @@ public:
const BasicBlock *BB; const BasicBlock *BB;
std::vector<MachineBasicBlock *> Predecessors; std::vector<MachineBasicBlock *> Predecessors;
std::vector<MachineBasicBlock *> Successors; std::vector<MachineBasicBlock *> Successors;
int Number;
public: public:
MachineBasicBlock(const BasicBlock *bb = 0) : Prev(0), Next(0), BB(bb) { MachineBasicBlock(const BasicBlock *bb = 0) : Prev(0), Next(0), BB(bb),
Number(-1) {
Insts.parent = this; Insts.parent = this;
} }
~MachineBasicBlock() {} ~MachineBasicBlock() {}
@ -78,6 +80,7 @@ public:
/// getParent - Return the MachineFunction containing this basic block. /// getParent - Return the MachineFunction containing this basic block.
/// ///
const MachineFunction *getParent() const; const MachineFunction *getParent() const;
MachineFunction *getParent();
typedef ilist<MachineInstr>::iterator iterator; typedef ilist<MachineInstr>::iterator iterator;
typedef ilist<MachineInstr>::const_iterator const_iterator; typedef ilist<MachineInstr>::const_iterator const_iterator;
@ -158,6 +161,10 @@ public:
void dump() const; void dump() const;
void print(std::ostream &OS) const; void print(std::ostream &OS) const;
// MachineBasicBlocks are uniquely numbered at the function level
// (unless they're not in a MachineFunction yet)
int getNumber() const { return Number; }
private: // Methods used to maintain doubly linked list of blocks... private: // Methods used to maintain doubly linked list of blocks...
friend class ilist_traits<MachineBasicBlock>; friend class ilist_traits<MachineBasicBlock>;