Stylistic tweak.

[oota-llvm.git] / lib / VMCore / BasicBlock.cpp

diff --git a/lib/VMCore/BasicBlock.cpp b/lib/VMCore/BasicBlock.cpp
index 5fab1d39ae85ad275a865512a159dea8e0f1a105..f23a49696e479693c6f0f7326bd89e61cef1937d 100644 (file)
--- a/lib/VMCore/BasicBlock.cpp
+++ b/lib/VMCore/BasicBlock.cpp
@@ -12,15 +12,15 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/BasicBlock.h"
+#include "SymbolTableListTraitsImpl.h"
+#include "llvm/ADT/STLExtras.h"
 #include "llvm/Constants.h"
 #include "llvm/Instructions.h"
 #include "llvm/IntrinsicInst.h"
 #include "llvm/LLVMContext.h"
-#include "llvm/Type.h"
-#include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/CFG.h"
 #include "llvm/Support/LeakDetector.h"
-#include "SymbolTableListTraitsImpl.h"
+#include "llvm/Type.h"
 #include <algorithm>
 using namespace llvm;
 
@@ -167,6 +167,12 @@ Instruction* BasicBlock::getFirstNonPHIOrDbgOrLifetime() {
   return &*i;
 }
 
+BasicBlock::iterator BasicBlock::getFirstInsertionPt() {
+  iterator InsertPt = getFirstNonPHI();
+  if (isa<LandingPadInst>(InsertPt)) ++InsertPt;
+  return InsertPt;
+}
+
 void BasicBlock::dropAllReferences() {
   for(iterator I = begin(), E = end(); I != E; ++I)
     I->dropAllReferences();
@@ -348,3 +354,18 @@ void BasicBlock::replaceSuccessorsPhiUsesWith(BasicBlock *New) {
     }
   }
 }
+
+/// isLandingPad - Return true if this basic block is a landing pad. I.e., it's
+/// the destination of the 'unwind' edge of an invoke instruction.
+bool BasicBlock::isLandingPad() const {
+  return isa<LandingPadInst>(getFirstNonPHI());
+}
+
+/// getLandingPadInst() - Return the landingpad instruction associated with
+/// the landing pad.
+LandingPadInst *BasicBlock::getLandingPadInst() {
+  return dyn_cast<LandingPadInst>(getFirstNonPHI());
+}
+const LandingPadInst *BasicBlock::getLandingPadInst() const {
+  return dyn_cast<LandingPadInst>(getFirstNonPHI());
+}