Range feedback for binary integer operations.

runtime/vm/stub_code.h

 // Copyright (c) 2011, 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.
 
 #ifndef VM_STUB_CODE_H_
 #define VM_STUB_CODE_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 
@@ skipping 36 matching lines @@
   V(FixAllocateArrayStubTarget)                                                \
   V(CallClosureNoSuchMethod)                                                   \
   V(AllocateContext)                                                           \
   V(UpdateStoreBuffer)                                                         \
   V(OneArgCheckInlineCache)                                                    \
   V(TwoArgsCheckInlineCache)                                                   \
   V(ThreeArgsCheckInlineCache)                                                 \
   V(SmiAddInlineCache)                                                         \
   V(SmiSubInlineCache)                                                         \
   V(SmiEqualInlineCache)                                                       \
+  V(UnaryRangeCollectingInlineCache)                                           \
+  V(BinaryRangeCollectingInlineCache)                                          \
   V(OneArgOptimizedCheckInlineCache)                                           \
   V(TwoArgsOptimizedCheckInlineCache)                                          \
   V(ThreeArgsOptimizedCheckInlineCache)                                        \
   V(ZeroArgsUnoptimizedStaticCall)                                             \
   V(OneArgUnoptimizedStaticCall)                                               \
   V(TwoArgsUnoptimizedStaticCall)                                              \
   V(OptimizeFunction)                                                          \
   V(InvokeDartCode)                                                            \
   V(Subtype1TestCache)                                                         \
   V(Subtype2TestCache)                                                         \
@@ skipping 132 matching lines @@
   static StubEntry* name##_entry_;
   VM_STUB_CODE_LIST(STUB_CODE_ENTRY);
 #undef STUB_CODE_ENTRY
 
 #define STUB_CODE_ENTRY(name)                                                  \
   StubEntry* name##_entry_;
   STUB_CODE_LIST(STUB_CODE_ENTRY);
 #undef STUB_CODE_ENTRY
   Isolate* isolate_;
 
+  enum RangeCollectionMode {
+    kCollectRanges,
+    kIgnoreRanges
+  };
+
   // Generate the stub and finalize the generated code into the stub
   // code executable area.
   static RawCode* Generate(const char* name,
                            void (*GenerateStub)(Assembler* assembler));
 
   static void GenerateMegamorphicMissStub(Assembler* assembler);
   static void GenerateAllocationStubForClass(
       Assembler* assembler, const Class& cls,
       uword* entry_patch_offset, uword* patch_code_pc_offset);
   static void GeneratePatchableAllocateArrayStub(Assembler* assembler,
       uword* entry_patch_offset, uword* patch_code_pc_offset);
   static void GenerateNArgsCheckInlineCacheStub(
       Assembler* assembler,
       intptr_t num_args,
       const RuntimeEntry& handle_ic_miss,
-      Token::Kind kind);
+      Token::Kind kind,
+      RangeCollectionMode range_collection_mode);
   static void GenerateUsageCounterIncrement(Assembler* assembler,
                                             Register temp_reg);
   static void GenerateOptimizedUsageCounterIncrement(Assembler* assembler);
 
   static void GenerateIdenticalWithNumberCheckStub(
       Assembler* assembler,
       const Register left,
       const Register right,
       const Register temp1 = kNoRegister,
       const Register temp2 = kNoRegister);
 };
 
 }  // namespace dart
 
 #endif  // VM_STUB_CODE_H_