Add Float64Round operator.

src/compiler/machine-operator.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/machine-operator.h"
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 
@@ skipping 92 matching lines @@
   V(ChangeUint32ToUint64, Operator::kNoProperties, 1, 1)                      \
   V(TruncateFloat64ToFloat32, Operator::kNoProperties, 1, 1)                  \
   V(TruncateFloat64ToInt32, Operator::kNoProperties, 1, 1)                    \
   V(TruncateInt64ToInt32, Operator::kNoProperties, 1, 1)                      \
   V(Float64Add, Operator::kCommutative, 2, 1)                                 \
   V(Float64Sub, Operator::kNoProperties, 2, 1)                                \
   V(Float64Mul, Operator::kCommutative, 2, 1)                                 \
   V(Float64Div, Operator::kNoProperties, 2, 1)                                \
   V(Float64Mod, Operator::kNoProperties, 2, 1)                                \
   V(Float64Sqrt, Operator::kNoProperties, 1, 1)                               \
+  V(Float64Ceil, Operator::kNoProperties, 1, 1)                               \
+  V(Float64Floor, Operator::kNoProperties, 1, 1)                              \
+  V(Float64RoundAwayFromZero, Operator::kNoProperties, 1, 1)                  \
+  V(Float64RoundToZero, Operator::kNoProperties, 1, 1)                        \
   V(Float64Equal, Operator::kCommutative, 2, 1)                               \
   V(Float64LessThan, Operator::kNoProperties, 2, 1)                           \
   V(Float64LessThanOrEqual, Operator::kNoProperties, 2, 1)                    \
   V(LoadStackPointer, Operator::kNoProperties, 0, 1)
 
 
 #define MACHINE_TYPE_LIST(V) \
   V(MachFloat32)             \
   V(MachFloat64)             \
   V(MachInt8)                \
@@ skipping 58 matching lines @@
   Store##Type##FullWriteBarrier##Operator k##Store##Type##FullWriteBarrier;
   MACHINE_TYPE_LIST(STORE)
 #undef STORE
 };
 
 
 static base::LazyInstance<MachineOperatorBuilderImpl>::type kImpl =
     LAZY_INSTANCE_INITIALIZER;
 
 
-MachineOperatorBuilder::MachineOperatorBuilder(MachineType word)
-    : impl_(kImpl.Get()), word_(word) {
+MachineOperatorBuilder::MachineOperatorBuilder(
+    MachineType word, SupportedOperators supportedOperators)
+    : impl_(kImpl.Get()), word_(word), supportedOperators_(supportedOperators) {
   DCHECK(word == kRepWord32 || word == kRepWord64);
 }
 
 
 #define PURE(Name, properties, input_count, output_count) \
   const Operator* MachineOperatorBuilder::Name() { return &impl_.k##Name; }
 PURE_OP_LIST(PURE)
 #undef PURE
 
 
@@ skipping 26 matching lines @@
     break;
     MACHINE_TYPE_LIST(STORE)
 #undef STORE
 
     default:
       break;
   }
   UNREACHABLE();
   return NULL;
 }
-
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8