Handle branch relative to pc in ARM integrated assembler.

src/IceInstARM32.cpp

Index: src/IceInstARM32.cpp
diff --git a/src/IceInstARM32.cpp b/src/IceInstARM32.cpp
index cb3c2c2a99eca0b3cd569608e6106f519a9f348e..390a04053bcc4ff052d7185ffb24fd142b9ce703 100644
--- a/src/IceInstARM32.cpp
+++ b/src/IceInstARM32.cpp
@@ -734,6 +734,23 @@ void InstARM32Br::emit(const Cfg *Func) const {
   }
 }
 
+void InstARM32Br::emitIAS(const Cfg *Func) const {
+  ARM32::AssemblerARM32 *Asm = Func->getAssembler<ARM32::AssemblerARM32>();
+  if (Label) {
+    Asm->b(Asm->getOrCreateLocalLabel(Label->getNumber()), getPredicate());
+  } else if (isUnconditionalBranch()) {
+    Asm->b(Asm->getOrCreateCfgNodeLabel(getTargetFalse()->getIndex()),
+           getPredicate());
+  } else {
+    Asm->b(Asm->getOrCreateCfgNodeLabel(getTargetTrue()->getIndex()),
+           getPredicate());
+    Asm->b(Asm->getOrCreateCfgNodeLabel(getTargetFalse()->getIndex()),
+           CondARM32::AL);
+  }
+  if (Asm->needsTextFixup())
+    emitUsingTextFixup(Func);
+}
+
 void InstARM32Br::dump(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;