Recognize Bigint setters and getters. This code will be removed when/if we change the fields to be …

runtime/vm/flow_graph_optimizer.cc

 // Copyright (c) 2013, 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/flow_graph_optimizer.h"
 
 #include "vm/bit_vector.h"
 #include "vm/cha.h"
 #include "vm/cpu.h"
 #include "vm/dart_entry.h"
@@ skipping 2944 matching lines @@
       (ic_data.NumberOfChecks() == 1) &&
       (class_ids[0] == kGrowableObjectArrayCid)) {
     // This is an internal method, no need to check argument types nor
     // range.
     Definition* array = call->ArgumentAt(0);
     Definition* value = call->ArgumentAt(1);
     StoreInstanceFieldInstr* store = new(I) StoreInstanceFieldInstr(
         GrowableObjectArray::length_offset(),
         new(I) Value(array),
         new(I) Value(value),
+        kNoStoreBarrier,
+        call->token_pos());
+    ReplaceCall(call, store);
+    return true;
+  }
+
+  if ((recognized_kind == MethodRecognizer::kBigint_setUsed) &&
+      (ic_data.NumberOfChecks() == 1) &&
+      (class_ids[0] == kBigintCid)) {
+    // This is an internal method, no need to check argument types nor
+    // range.
+    Definition* bigint = call->ArgumentAt(0);
+    Definition* value = call->ArgumentAt(1);
+    StoreInstanceFieldInstr* store = new(I) StoreInstanceFieldInstr(
+        Bigint::used_offset(),
+        new(I) Value(bigint),
+        new(I) Value(value),
+        kNoStoreBarrier,
+        call->token_pos());
+    ReplaceCall(call, store);
+    return true;
+  }
+
+  if ((recognized_kind == MethodRecognizer::kBigint_setDigits) &&
+      (ic_data.NumberOfChecks() == 1) &&
+      (class_ids[0] == kBigintCid)) {
+    // This is an internal method, no need to check argument types nor
+    // range.
+    Definition* bigint = call->ArgumentAt(0);
+    Definition* value = call->ArgumentAt(1);
+    StoreInstanceFieldInstr* store = new(I) StoreInstanceFieldInstr(
+        Bigint::digits_offset(),
+        new(I) Value(bigint),
+        new(I) Value(value),
+        kEmitStoreBarrier,
+        call->token_pos());
+    ReplaceCall(call, store);
+    return true;
+  }
+
+  if ((recognized_kind == MethodRecognizer::kBigint_setNeg) &&
+      (ic_data.NumberOfChecks() == 1) &&
+      (class_ids[0] == kBigintCid)) {
+    // This is an internal method, no need to check argument types nor
+    // range.
+    Definition* bigint = call->ArgumentAt(0);
+    Definition* value = call->ArgumentAt(1);
+    StoreInstanceFieldInstr* store = new(I) StoreInstanceFieldInstr(
+        Bigint::neg_offset(),
+        new(I) Value(bigint),
+        new(I) Value(value),
         kEmitStoreBarrier,
         call->token_pos());
     ReplaceCall(call, store);
     return true;
   }
 
   if (((recognized_kind == MethodRecognizer::kStringBaseCodeUnitAt) ||
        (recognized_kind == MethodRecognizer::kStringBaseCharAt)) &&
       (ic_data.NumberOfChecks() == 1) &&
       ((class_ids[0] == kOneByteStringCid) ||
@@ skipping 7120 matching lines @@
 
   // Insert materializations at environment uses.
   for (intptr_t i = 0; i < exits_collector_.exits().length(); i++) {
     CreateMaterializationAt(
         exits_collector_.exits()[i], alloc, alloc->cls(), *slots);
   }
 }
 
 
 }  // namespace dart