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Add iterator_ranges for block pred/succ.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205603 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2014-04-04 02:10:59 +00:00
parent 93203457fc
commit ab585ff20e
1 changed files with 13 additions and 1 deletions
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14
include/llvm/CodeGen/MachineBasicBlock.h
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@ -256,7 +256,6 @@ public:
succ_reverse_iterator;
typedef std::vector<MachineBasicBlock *>::const_reverse_iterator
const_succ_reverse_iterator;
pred_iterator pred_begin() { return Predecessors.begin(); }
const_pred_iterator pred_begin() const { return Predecessors.begin(); }
pred_iterator pred_end() { return Predecessors.end(); }
@ -290,6 +289,19 @@ public:
}
bool succ_empty() const { return Successors.empty(); }
inline iterator_range<pred_iterator> predecessors() {
return iterator_range<pred_iterator>(pred_begin(), pred_end());
}
inline iterator_range<const_pred_iterator> const_predecessors() const {
return iterator_range<const_pred_iterator>(pred_begin(), pred_end());
}
inline iterator_range<succ_iterator> succecessors() {
return iterator_range<succ_iterator>(succ_begin(), succ_end());
}
inline iterator_range<const_succ_iterator> const_succecessors() const {
return iterator_range<const_succ_iterator>(succ_begin(), succ_end());
}
// LiveIn management methods.
/// addLiveIn - Add the specified register as a live in. Note that it