[runtime] Port simple String.prototype.indexOf cases to TF Builtin

src/machine-type.h

 // 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.
 
 #ifndef V8_MACHINE_TYPE_H_
 #define V8_MACHINE_TYPE_H_
 
 #include <iosfwd>
 
 #include "src/base/bits.h"
@@ skipping 61 matching lines @@
   bool IsNone() { return representation() == MachineRepresentation::kNone; }
 
   bool IsSigned() {
     return semantic() == MachineSemantic::kInt32 ||
            semantic() == MachineSemantic::kInt64;
   }
   bool IsUnsigned() {
     return semantic() == MachineSemantic::kUint32 ||
            semantic() == MachineSemantic::kUint64;
   }
-
   static MachineRepresentation PointerRepresentation() {
     return (kPointerSize == 4) ? MachineRepresentation::kWord32
                                : MachineRepresentation::kWord64;
   }
-  static MachineType Pointer() {
-    return MachineType(PointerRepresentation(), MachineSemantic::kNone);
+  static MachineType UintPtr() {
+    return (kPointerSize == 4) ? Uint32() : Uint64();
   }
   static MachineType IntPtr() {
     return (kPointerSize == 4) ? Int32() : Int64();
   }
-  static MachineType Float32() {
-    return MachineType(MachineRepresentation::kFloat32,
-                       MachineSemantic::kNumber);
-  }
-  static MachineType Float64() {
-    return MachineType(MachineRepresentation::kFloat64,
-                       MachineSemantic::kNumber);
-  }
-  static MachineType Simd128() {
-    return MachineType(MachineRepresentation::kSimd128, MachineSemantic::kNone);
-  }
   static MachineType Int8() {
     return MachineType(MachineRepresentation::kWord8, MachineSemantic::kInt32);
   }
   static MachineType Uint8() {
     return MachineType(MachineRepresentation::kWord8, MachineSemantic::kUint32);
   }
   static MachineType Int16() {
     return MachineType(MachineRepresentation::kWord16, MachineSemantic::kInt32);
   }
   static MachineType Uint16() {
     return MachineType(MachineRepresentation::kWord16,
                        MachineSemantic::kUint32);
   }
   static MachineType Int32() {
     return MachineType(MachineRepresentation::kWord32, MachineSemantic::kInt32);
   }
   static MachineType Uint32() {
     return MachineType(MachineRepresentation::kWord32,
                        MachineSemantic::kUint32);
   }
   static MachineType Int64() {
     return MachineType(MachineRepresentation::kWord64, MachineSemantic::kInt64);
   }
   static MachineType Uint64() {
     return MachineType(MachineRepresentation::kWord64,
                        MachineSemantic::kUint64);
   }
+  static MachineType Float32() {
+    return MachineType(MachineRepresentation::kFloat32,
+                       MachineSemantic::kNumber);
+  }
+  static MachineType Float64() {
+    return MachineType(MachineRepresentation::kFloat64,
+                       MachineSemantic::kNumber);
+  }
+  static MachineType Simd128() {
+    return MachineType(MachineRepresentation::kSimd128, MachineSemantic::kNone);
+  }
+  static MachineType Pointer() {
+    return MachineType(PointerRepresentation(), MachineSemantic::kNone);
+  }
   static MachineType TaggedPointer() {
     return MachineType(MachineRepresentation::kTaggedPointer,
                        MachineSemantic::kAny);
   }
   static MachineType TaggedSigned() {
     return MachineType(MachineRepresentation::kTaggedSigned,
                        MachineSemantic::kInt32);
   }
   static MachineType AnyTagged() {
     return MachineType(MachineRepresentation::kTagged, MachineSemantic::kAny);
@@ skipping 133 matching lines @@
   UNREACHABLE();
   return -1;
 }
 
 typedef Signature<MachineType> MachineSignature;
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MACHINE_TYPE_H_