Handle branch relative to pc in ARM integrated assembler.

src/DartARM32/assembler_arm.cc

Index: src/DartARM32/assembler_arm.cc
diff --git a/src/DartARM32/assembler_arm.cc b/src/DartARM32/assembler_arm.cc
index e8e85e209755915338979e36b31af8be7429a110..3f7d9ade0e64fce0164d1e0b8ce3d8b42b6a37da 100644
--- a/src/DartARM32/assembler_arm.cc
+++ b/src/DartARM32/assembler_arm.cc
@@ -93,6 +93,8 @@ void Assembler::EmitType01(Condition cond,
 }
 #endif
 
+#if 0
+// Moved to ARM32::AssemblerARM32::emitType05.
 void Assembler::EmitType5(Condition cond, int32_t offset, bool link) {
   ASSERT(cond != kNoCondition);
   int32_t encoding = static_cast<int32_t>(cond) << kConditionShift |
@@ -100,7 +102,7 @@ void Assembler::EmitType5(Condition cond, int32_t offset, bool link) {
                      (link ? 1 : 0) << kLinkShift;
   Emit(Assembler::EncodeBranchOffset(offset, encoding));
 }
-
+#endif
 
 #if 0
 // Moved to ARM32::AssemblerARM32::emitMemOp()
@@ -2089,7 +2091,8 @@ static bool CanEncodeBranchOffset(int32_t offset) {
   return Utils::IsInt(Utils::CountOneBits(kBranchOffsetMask), offset);
 }
 
-
+#if 0
+// Moved to AssemblerARM32::encodeBranchOffset.
 int32_t Assembler::EncodeBranchOffset(int32_t offset, int32_t inst) {
   // The offset is off by 8 due to the way the ARM CPUs read PC.
   offset -= Instr::kPCReadOffset;
@@ -2105,13 +2108,15 @@ int32_t Assembler::EncodeBranchOffset(int32_t offset, int32_t inst) {
   offset &= kBranchOffsetMask;
   return (inst & ~kBranchOffsetMask) | offset;
 }
+#endif
 
-
+#if 0
+// Moved to AssemberARM32::decodeBranchOffset.
 int Assembler::DecodeBranchOffset(int32_t inst) {
   // Sign-extend, left-shift by 2, then add 8.
   return ((((inst & kBranchOffsetMask) << 8) >> 6) + Instr::kPCReadOffset);
 }
-
+#endif
 
 static int32_t DecodeARMv7LoadImmediate(int32_t movt, int32_t movw) {
   int32_t offset = 0;