[builtins] Port parameter and argument-related code stubs to CSA

src/code-stubs.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_CODE_STUBS_H_
 #define V8_CODE_STUBS_H_
 
 #include "src/allocation.h"
 #include "src/assembler.h"
 #include "src/codegen.h"
@@ skipping 31 matching lines @@
   V(InternalArrayConstructor)                 \
   V(JSEntry)                                  \
   V(LoadIndexedString)                        \
   V(MathPow)                                  \
   V(ProfileEntryHook)                         \
   V(RecordWrite)                              \
   V(RegExpExec)                               \
   V(StoreBufferOverflow)                      \
   V(StoreElement)                             \
   V(SubString)                                \
-  V(FastNewRestParameter)                     \
-  V(FastNewSloppyArguments)                   \
-  V(FastNewStrictArguments)                   \
   V(NameDictionaryLookup)                     \
   /* This can be removed once there are no */ \
   /* more deopting Hydrogen stubs. */         \
   V(StubFailureTrampoline)                    \
   /* These are only called from FCG */        \
   /* They can be removed when only the TF  */ \
   /* version of the corresponding stub is  */ \
   /* used universally */                      \
   V(CallICTrampoline)                         \
   /* --- HydrogenCodeStubs --- */             \
@@ skipping 677 matching lines @@
 };
 
 class NumberToStringStub final : public TurboFanCodeStub {
  public:
   explicit NumberToStringStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_TURBOFAN_CODE_STUB(NumberToString, TurboFanCodeStub);
 };
 
-// TODO(turbofan): This stub should be possible to write in TurboFan
-// using the CodeStubAssembler very soon in a way that is as efficient
-// and easy as the current handwritten version, which is partly a copy
-// of the strict arguments object materialization code.
-class FastNewRestParameterStub final : public PlatformCodeStub {
- public:
-  explicit FastNewRestParameterStub(Isolate* isolate,
-                                    bool skip_stub_frame = false)
-      : PlatformCodeStub(isolate) {
-    minor_key_ = SkipStubFrameBits::encode(skip_stub_frame);
-  }
-
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(FastNewRestParameter);
-  DEFINE_PLATFORM_CODE_STUB(FastNewRestParameter, PlatformCodeStub);
-
-  int skip_stub_frame() const { return SkipStubFrameBits::decode(minor_key_); }
-
- private:
-  class SkipStubFrameBits : public BitField<bool, 0, 1> {};
-};
-
-
-// TODO(turbofan): This stub should be possible to write in TurboFan
-// using the CodeStubAssembler very soon in a way that is as efficient
-// and easy as the current handwritten version.
-class FastNewSloppyArgumentsStub final : public PlatformCodeStub {
- public:
-  explicit FastNewSloppyArgumentsStub(Isolate* isolate,
-                                      bool skip_stub_frame = false)
-      : PlatformCodeStub(isolate) {
-    minor_key_ = SkipStubFrameBits::encode(skip_stub_frame);
-  }
-
-  int skip_stub_frame() const { return SkipStubFrameBits::decode(minor_key_); }
-
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(FastNewSloppyArguments);
-  DEFINE_PLATFORM_CODE_STUB(FastNewSloppyArguments, PlatformCodeStub);
-
- private:
-  class SkipStubFrameBits : public BitField<bool, 0, 1> {};
-};
-
-
-// TODO(turbofan): This stub should be possible to write in TurboFan
-// using the CodeStubAssembler very soon in a way that is as efficient
-// and easy as the current handwritten version.
-class FastNewStrictArgumentsStub final : public PlatformCodeStub {
- public:
-  explicit FastNewStrictArgumentsStub(Isolate* isolate,
-                                      bool skip_stub_frame = false)
-      : PlatformCodeStub(isolate) {
-    minor_key_ = SkipStubFrameBits::encode(skip_stub_frame);
-  }
-
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(FastNewStrictArguments);
-  DEFINE_PLATFORM_CODE_STUB(FastNewStrictArguments, PlatformCodeStub);
-
-  int skip_stub_frame() const { return SkipStubFrameBits::decode(minor_key_); }
-
- private:
-  class SkipStubFrameBits : public BitField<bool, 0, 1> {};
-};
-
 class CreateAllocationSiteStub : public TurboFanCodeStub {
  public:
   explicit CreateAllocationSiteStub(Isolate* isolate)
       : TurboFanCodeStub(isolate) {}
   static void GenerateAheadOfTime(Isolate* isolate);
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(CreateAllocationSite);
   DEFINE_TURBOFAN_CODE_STUB(CreateAllocationSite, TurboFanCodeStub);
 };
 
@@ skipping 1284 matching lines @@
 #undef DEFINE_PLATFORM_CODE_STUB
 #undef DEFINE_HANDLER_CODE_STUB
 #undef DEFINE_HYDROGEN_CODE_STUB
 #undef DEFINE_CODE_STUB
 #undef DEFINE_CODE_STUB_BASE
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODE_STUBS_H_