First phase of restructuring to support THUMB2 & ARM traces
Store some useful info about traces in JitTable entry; some general cleanup
diff --git a/vm/compiler/CompilerIR.h b/vm/compiler/CompilerIR.h
index 201b0cc..d61d2ee 100644
--- a/vm/compiler/CompilerIR.h
+++ b/vm/compiler/CompilerIR.h
@@ -91,6 +91,7 @@
     LIR *firstChainingLIR[CHAINING_CELL_LAST];
     RegisterScoreboard registerScoreboard;      // Track register dependency
     int optRound;                       // round number to tell an LIR's age
+    JitInstructionSetType instructionSet;
 } CompilationUnit;
 
 BasicBlock *dvmCompilerNewBB(BBType blockType);