Use fingerprint to detect changes in methods that are intrinsified.

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 4179 matching lines @@
   }
   suffix = Symbols::Dot();
   tmp = String::Concat(tmp, suffix);
   suffix = UserVisibleName();
   return String::Concat(tmp, suffix);
 }
 
 
 // Construct fingerprint from token stream. The token stream contains also
 // arguments.
-intptr_t Function::SourceFingerprint() const {
-  intptr_t result = String::Handle(Signature()).Hash();
+int32_t Function::SourceFingerprint() const {
+  int32_t result = String::Handle(Signature()).Hash();
   TokenStream::Iterator tokens_iterator(TokenStream::Handle(
       Script::Handle(script()).tokens()), token_pos());
   Object& obj = Object::Handle();
   String& literal = String::Handle();
   while (tokens_iterator.CurrentPosition() < end_token_pos()) {
-    intptr_t val = 0;
+    int32_t val = 0;
     obj = tokens_iterator.CurrentToken();
     if (obj.IsSmi()) {
       val = Smi::Cast(obj).Value();
     } else {
       literal = tokens_iterator.MakeLiteralToken(obj);
       val = literal.Hash();
     }
     result = 31 * result + val;
     tokens_iterator.Advance();
   }
@@ skipping 5728 matching lines @@
   intptr_t Finalize(int bits) {
     ASSERT(1 <= bits && bits <= (kBitsPerWord - 1));
     hash_ += hash_ << 3;
     hash_ ^= hash_ >> 11;
     hash_ += hash_ << 15;
     hash_ = hash_ & ((static_cast<intptr_t>(1) << bits) - 1);
     ASSERT(hash_ >= 0);
     return hash_ == 0 ? 1 : hash_;
   }
  private:
-  intptr_t hash_;
+  int32_t hash_;
 };
 
 
 intptr_t String::Hash() const {
   intptr_t result = Smi::Value(raw_ptr()->hash_);
   if (result != 0) {
     return result;
   }
   result = String::Hash(*this, 0, this->Length());
   this->SetHash(result);
@@ skipping 2223 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart