Uniform and precise source positions for inlining

src/assembler.cc

Index: src/assembler.cc
diff --git a/src/assembler.cc b/src/assembler.cc
index 676a9febdbff695b79db82dadfa5a1958125d143..d41c13830776367cd80ab2e58cdd4f73bf332145 100644
--- a/src/assembler.cc
+++ b/src/assembler.cc
@@ -1891,11 +1891,12 @@ int ConstantPoolBuilder::Emit(Assembler* assm) {
 
 // Platform specific but identical code for all the platforms.
 
-void Assembler::RecordDeoptReason(DeoptimizeReason reason, int raw_position,
-                                  int id) {
+void Assembler::RecordDeoptReason(DeoptimizeReason reason,
+                                  SourcePosition position, int id) {
   if (FLAG_trace_deopt || isolate()->is_profiling()) {
     EnsureSpace ensure_space(this);
-    RecordRelocInfo(RelocInfo::DEOPT_POSITION, raw_position);
+    RecordRelocInfo(RelocInfo::DEOPT_POSITION, position.ScriptOffset());
+    RecordRelocInfo(RelocInfo::DEOPT_POSITION, position.InliningId());

[alph, 2016/11/07 22:38:39]

Hmm, looks hacky. How about adding a new tag for inlining id?

     RecordRelocInfo(RelocInfo::DEOPT_REASON, static_cast<int>(reason));
     RecordRelocInfo(RelocInfo::DEOPT_ID, id);
   }