Changes in directory llvm/lib/VMCore:
BasicBlock.cpp updated: 1.68 -> 1.69
---
Log message:
New method BasicBlock::getFirstNonPHI.
---
Diffs of the changes: (+11 -0)
BasicBlock.cpp | 11 +++++++++++
1 files changed, 11 insertions(+)
Index: llvm/lib/VMCore/BasicBlock.cpp
diff -u llvm/lib/VMCore/BasicBlock.cpp:1.68 llvm/lib/VMCore/BasicBlock.cpp:1.69
--- llvm/lib/VMCore/BasicBlock.cpp:1.68 Fri Aug 12 17:14:06 2005
+++ llvm/lib/VMCore/BasicBlock.cpp Thu Jun 8 10:46:18 2006
@@ -121,6 +121,17 @@
return dyn_cast<TerminatorInst>(&InstList.back());
}
+Instruction* BasicBlock::getFirstNonPHI()
+{
+ BasicBlock::iterator i = begin(), e = end();
+ // All valid basic blocks should have a terminator,
+ // which is not a PHINode. If we have invalid basic
+ // block we'll get assert when dereferencing past-the-end
+ // iterator.
+ while (isa<PHINode>(i)) ++i;
+ return &*i;
+}
+
void BasicBlock::dropAllReferences() {
for(iterator I = begin(), E = end(); I != E; ++I)
I->dropAllReferences();
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