RFC: Switch to ast ids (instead of positions) for type feedback.

src/ia32/lithium-ia32.cc

 // Copyright 2010 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 773 matching lines @@
 LInstruction* LChunkBuilder::AssignEnvironment(LInstruction* instr) {
   HEnvironment* hydrogen_env = current_block_->last_environment();
   instr->set_environment(CreateEnvironment(hydrogen_env));
   return instr;
 }
 
 
 LInstruction* LChunkBuilder::SetInstructionPendingDeoptimizationEnvironment(
     LInstruction* instr, int ast_id) {
   ASSERT(instructions_pending_deoptimization_environment_ == NULL);
-  ASSERT(pending_deoptimization_ast_id_ == AstNode::kNoNumber);
+  ASSERT(pending_deoptimization_ast_id_ == kNoAstId);
   instructions_pending_deoptimization_environment_ = instr;
   pending_deoptimization_ast_id_ = ast_id;
   return instr;
 }
 
 
 void LChunkBuilder::ClearInstructionPendingDeoptimizationEnvironment() {
   instructions_pending_deoptimization_environment_ = NULL;
-  pending_deoptimization_ast_id_ = AstNode::kNoNumber;
+  pending_deoptimization_ast_id_ = kNoAstId;
 }
 
 
 LInstruction* LChunkBuilder::MarkAsCall(LInstruction* instr,
                                         HInstruction* hinstr,
                                         CanDeoptimize can_deoptimize) {
   allocator_->MarkAsCall();
   instr = AssignPointerMap(instr);
 
   if (hinstr->HasSideEffects()) {
@@ skipping 308 matching lines @@
     }
   }
   stream->Add("]");
 }
 
 
 LEnvironment* LChunkBuilder::CreateEnvironment(HEnvironment* hydrogen_env) {
   if (hydrogen_env == NULL) return NULL;
 
   LEnvironment* outer = CreateEnvironment(hydrogen_env->outer());
-  int ast_id = hydrogen_env->ast_id();
-  ASSERT(ast_id != AstNode::kNoNumber);
+  AstId ast_id = hydrogen_env->ast_id();
+  ASSERT(ast_id != kNoAstId);
   int value_count = hydrogen_env->values()->length();
   LEnvironment* result = new LEnvironment(hydrogen_env->closure(),
                                           ast_id,
                                           hydrogen_env->parameter_count(),
                                           argument_count_,
                                           value_count,
                                           outer);
   int argument_index = 0;
   for (int i = 0; i < value_count; ++i) {
     HValue* value = hydrogen_env->values()->at(i);
@@ skipping 955 matching lines @@
 void LPointerMap::PrintTo(StringStream* stream) const {
   stream->Add("{");
   for (int i = 0; i < pointer_operands_.length(); ++i) {
     if (i != 0) stream->Add(";");
     pointer_operands_[i]->PrintTo(stream);
   }
   stream->Add("} @%d", position());
 }
 
 } }  // namespace v8::internal