[turbofan] Drop broken StaticParameterTraits.

src/compiler/simplified-operator.cc

 // 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.
 
 #include "src/compiler/simplified-operator.h"
 
-#include <ostream>  // NOLINT(readability/streams)
-
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 #include "src/types-inl.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 std::ostream& operator<<(std::ostream& os, BaseTaggedness base_taggedness) {
   switch (base_taggedness) {
     case kUntaggedBase:
       return os << "untagged base";
     case kTaggedBase:
       return os << "tagged base";
   }
   UNREACHABLE();
   return os;
 }
 
 
 bool operator==(FieldAccess const& lhs, FieldAccess const& rhs) {
   return lhs.base_is_tagged == rhs.base_is_tagged && lhs.offset == rhs.offset &&
-         lhs.type == rhs.type && lhs.machine_type == rhs.machine_type;
+         lhs.machine_type == rhs.machine_type;
 }
 
 
 bool operator!=(FieldAccess const& lhs, FieldAccess const& rhs) {
   return !(lhs == rhs);
 }
 
 
+size_t hash_value(FieldAccess const& access) {
+  return base::hash_combine(access.base_is_tagged, access.offset,
+                            access.machine_type);
+}
+
+
 std::ostream& operator<<(std::ostream& os, FieldAccess const& access) {
   os << "[" << access.base_is_tagged << ", " << access.offset << ", ";
 #ifdef OBJECT_PRINT
   Handle<Name> name;
   if (access.name.ToHandle(&name)) {
     name->Print(os);
     os << ", ";
   }
 #endif
   access.type->PrintTo(os);
   os << ", " << access.machine_type << "]";
   return os;
 }
 
 
 std::ostream& operator<<(std::ostream& os, BoundsCheckMode bounds_check_mode) {
   switch (bounds_check_mode) {
     case kNoBoundsCheck:
       return os << "no bounds check";
     case kTypedArrayBoundsCheck:
       return os << "ignore out of bounds";
   }
   UNREACHABLE();
   return os;
 }
 
 
 bool operator==(ElementAccess const& lhs, ElementAccess const& rhs) {
   return lhs.base_is_tagged == rhs.base_is_tagged &&
-         lhs.header_size == rhs.header_size && lhs.type == rhs.type &&
+         lhs.header_size == rhs.header_size &&
          lhs.machine_type == rhs.machine_type;
 }
 
 
 bool operator!=(ElementAccess const& lhs, ElementAccess const& rhs) {
   return !(lhs == rhs);
 }
 
 
+size_t hash_value(ElementAccess const& access) {
+  return base::hash_combine(access.base_is_tagged, access.header_size,
+                            access.machine_type);
+}
+
+
 std::ostream& operator<<(std::ostream& os, ElementAccess const& access) {
-  os << "[" << access.base_is_tagged << ", " << access.header_size << ", ";
+  os << access.base_is_tagged << ", " << access.header_size << ", ";
   access.type->PrintTo(os);
-  os << ", " << access.machine_type << ", " << access.bounds_check << "]";
+  os << ", " << access.machine_type << ", " << access.bounds_check;
   return os;
 }
 
 
 const FieldAccess& FieldAccessOf(const Operator* op) {
   DCHECK_NOT_NULL(op);
   DCHECK(op->opcode() == IrOpcode::kLoadField ||
          op->opcode() == IrOpcode::kStoreField);
   return OpParameter<FieldAccess>(op);
 }
 
 
 const ElementAccess& ElementAccessOf(const Operator* op) {
   DCHECK_NOT_NULL(op);
   DCHECK(op->opcode() == IrOpcode::kLoadElement ||
          op->opcode() == IrOpcode::kStoreElement);
   return OpParameter<ElementAccess>(op);
 }
 
 
-// Specialization for static parameters of type {FieldAccess}.
-template <>
-struct StaticParameterTraits<FieldAccess> {
-  static std::ostream& PrintTo(std::ostream& os, const FieldAccess& val) {
-    return os << val.offset;
-  }
-  static int HashCode(const FieldAccess& val) {
-    return (val.offset < 16) | (val.machine_type & 0xffff);
-  }
-  static bool Equals(const FieldAccess& lhs, const FieldAccess& rhs) {
-    return lhs.base_is_tagged == rhs.base_is_tagged &&
-           lhs.offset == rhs.offset && lhs.machine_type == rhs.machine_type &&
-           lhs.type->Is(rhs.type);
-  }
-};
-
-
-// Specialization for static parameters of type {ElementAccess}.
-template <>
-struct StaticParameterTraits<ElementAccess> {
-  static std::ostream& PrintTo(std::ostream& os, const ElementAccess& access) {
-    return os << access;
-  }
-  static int HashCode(const ElementAccess& access) {
-    return (access.header_size < 16) | (access.machine_type & 0xffff);
-  }
-  static bool Equals(const ElementAccess& lhs, const ElementAccess& rhs) {
-    return lhs.base_is_tagged == rhs.base_is_tagged &&
-           lhs.header_size == rhs.header_size &&
-           lhs.machine_type == rhs.machine_type && lhs.type->Is(rhs.type);
-  }
-};
-
-
 #define PURE_OP_LIST(V)                                \
   V(BooleanNot, Operator::kNoProperties, 1)            \
   V(BooleanToNumber, Operator::kNoProperties, 1)       \
   V(NumberEqual, Operator::kCommutative, 2)            \
   V(NumberLessThan, Operator::kNoProperties, 2)        \
   V(NumberLessThanOrEqual, Operator::kNoProperties, 2) \
   V(NumberAdd, Operator::kCommutative, 2)              \
   V(NumberSubtract, Operator::kNoProperties, 2)        \
   V(NumberMultiply, Operator::kCommutative, 2)         \
   V(NumberDivide, Operator::kNoProperties, 2)          \
@@ skipping 61 matching lines @@
     return new (zone())                                                     \
         Operator1<Type>(IrOpcode::k##Name, Operator::kNoThrow | properties, \
                         input_count, output_count, #Name, access);          \
   }
 ACCESS_OP_LIST(ACCESS)
 #undef ACCESS
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8