[turbofan] Add support for eager/soft deoptimization reasons.

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 756 matching lines @@
 }
 
 
 void RelocInfo::Print(Isolate* isolate, std::ostream& os) {  // NOLINT
   os << static_cast<const void*>(pc_) << "  " << RelocModeName(rmode_);
   if (IsComment(rmode_)) {
     os << "  (" << reinterpret_cast<char*>(data_) << ")";
   } else if (rmode_ == DEOPT_POSITION) {
     os << "  (" << data() << ")";
   } else if (rmode_ == DEOPT_REASON) {
-    os << "  (" << Deoptimizer::GetDeoptReason(
-                       static_cast<Deoptimizer::DeoptReason>(data_)) << ")";
+    os << "  ("
+       << DeoptimizeReasonToString(static_cast<DeoptimizeReason>(data_)) << ")";
   } else if (rmode_ == EMBEDDED_OBJECT) {
     os << "  (" << Brief(target_object()) << ")";
   } else if (rmode_ == EXTERNAL_REFERENCE) {
     ExternalReferenceEncoder ref_encoder(isolate);
     os << " ("
        << ref_encoder.NameOfAddress(isolate, target_external_reference())
        << ")  (" << static_cast<const void*>(target_external_reference())
        << ")";
   } else if (IsCodeTarget(rmode_)) {
     Code* code = Code::GetCodeFromTargetAddress(target_address());
@@ skipping 1066 matching lines @@
       }
     }
   }
 
   return !empty ? emitted_label_.pos() : 0;
 }
 
 
 // Platform specific but identical code for all the platforms.
 
-void Assembler::RecordDeoptReason(const int reason, int raw_position, int id) {
+void Assembler::RecordDeoptReason(DeoptimizeReason reason, int raw_position,
+                                  int id) {
   if (FLAG_trace_deopt || isolate()->is_profiling()) {
     EnsureSpace ensure_space(this);
     RecordRelocInfo(RelocInfo::DEOPT_POSITION, raw_position);
-    RecordRelocInfo(RelocInfo::DEOPT_REASON, reason);
+    RecordRelocInfo(RelocInfo::DEOPT_REASON, static_cast<int>(reason));
     RecordRelocInfo(RelocInfo::DEOPT_ID, id);
   }
 }
 
 
 void Assembler::RecordComment(const char* msg) {
   if (FLAG_code_comments) {
     EnsureSpace ensure_space(this);
     RecordRelocInfo(RelocInfo::COMMENT, reinterpret_cast<intptr_t>(msg));
   }
@@ skipping 14 matching lines @@
 
 
 void Assembler::DataAlign(int m) {
   DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
   while ((pc_offset() & (m - 1)) != 0) {
     db(0);
   }
 }
 }  // namespace internal
 }  // namespace v8