[turbofan] Unify Math.floor / Math.ceil optimization.

src/runtime/runtime.h

 // Copyright 2012 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.
 
 #ifndef V8_RUNTIME_RUNTIME_H_
 #define V8_RUNTIME_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/objects.h"
 #include "src/zone.h"
@@ skipping 130 matching lines @@
   F(NumberEquals, 2, 1)                        \
   F(StringEquals, 2, 1)                        \
                                                \
   F(NumberCompare, 3, 1)                       \
   F(SmiLexicographicCompare, 2, 1)             \
                                                \
   /* Math */                                   \
   F(MathAcos, 1, 1)                            \
   F(MathAsin, 1, 1)                            \
   F(MathAtan, 1, 1)                            \
-  F(MathFloorRT, 1, 1)                         \
   F(MathAtan2, 2, 1)                           \
   F(MathExpRT, 1, 1)                           \
   F(RoundNumber, 1, 1)                         \
   F(MathFround, 1, 1)                          \
   F(RemPiO2, 2, 1)                             \
                                                \
   /* Regular expressions */                    \
   F(RegExpInitializeAndCompile, 3, 1)          \
   F(RegExpExecMultiple, 4, 1)                  \
                                                \
@@ skipping 548 matching lines @@
   F(TypedArrayMaxSizeInHeap, 0, 1)        \
   F(ArrayBufferViewGetByteLength, 1, 1)   \
   F(ArrayBufferViewGetByteOffset, 1, 1)   \
   F(TypedArrayGetLength, 1, 1)            \
   /* ArrayBuffer */                       \
   F(ArrayBufferGetByteLength, 1, 1)       \
   /* Maths */                             \
   F(ConstructDouble, 2, 1)                \
   F(DoubleHi, 1, 1)                       \
   F(DoubleLo, 1, 1)                       \
+  F(MathFloor, 1, 1)                      \
   F(MathSqrtRT, 1, 1)                     \
   F(MathLogRT, 1, 1)                      \
   /* ES6 Collections */                   \
   F(MapClear, 1, 1)                       \
   F(MapDelete, 2, 1)                      \
   F(MapGet, 2, 1)                         \
   F(MapGetSize, 1, 1)                     \
   F(MapHas, 2, 1)                         \
   F(MapInitialize, 1, 1)                  \
   F(MapSet, 3, 1)                         \
@@ skipping 172 matching lines @@
 
 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {};
 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {};
 STATIC_ASSERT(LANGUAGE_END == 3);
 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {};
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_RUNTIME_RUNTIME_H_