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Pull predecessor and successor iterators out of the CFG*.h files, and plop them into

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the BasicBlock class where they should be.  pred_begin/pred_end become methods on BasicBlock,
and the cfg namespace isn't used anymore.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@691 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2001-10-01 13:19:53 +00:00
parent 711774e169
commit f0604b84c7
16 changed files with 176 additions and 368 deletions
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6
lib/VMCore/BasicBlock.cpp
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@@ -10,7 +10,6 @@
#include "llvm/Method.h"
#include "llvm/SymbolTable.h"
#include "llvm/Type.h"
#include "llvm/CFG.h"
#include "llvm/iOther.h"
#include "llvm/CodeGen/MachineInstr.h"
@@ -91,12 +90,11 @@ bool BasicBlock::hasConstantPoolReferences() const {
// called while the predecessor still refers to this block.
//
void BasicBlock::removePredecessor(BasicBlock *Pred) {
using cfg::pred_begin; using cfg::pred_end; using cfg::pred_iterator;
assert(find(pred_begin(this), pred_end(this), Pred) != pred_end(this) &&
assert(find(pred_begin(), pred_end(), Pred) != pred_end() &&
"removePredecessor: BB is not a predecessor!");
if (!front()->isPHINode()) return; // Quick exit.
pred_iterator PI(pred_begin(this)), EI(pred_end(this));
pred_iterator PI(pred_begin()), EI(pred_end());
unsigned max_idx;
// Loop over the rest of the predecessors until we run out, or until we find