Reimplement Function.prototype.bind.

src/arm/macro-assembler-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2012 matching lines @@
   mov(ip, Operand(map));
   cmp(scratch, ip);
   Jump(success, RelocInfo::CODE_TARGET, eq);
   bind(&fail);
 }
 
 
 void MacroAssembler::TryGetFunctionPrototype(Register function,
                                              Register result,
                                              Register scratch,
-                                             Label* miss) {
+                                             Label* miss,
+                                             bool miss_on_bound_function) {
   // Check that the receiver isn't a smi.
   JumpIfSmi(function, miss);
 
   // Check that the function really is a function.  Load map into result reg.
   CompareObjectType(function, result, scratch, JS_FUNCTION_TYPE);
   b(ne, miss);
 
+  if (miss_on_bound_function) {
+    ldr(scratch,
+        FieldMemOperand(function, JSFunction::kSharedFunctionInfoOffset));
+    ldr(scratch,
+        FieldMemOperand(scratch, SharedFunctionInfo::kCompilerHintsOffset));
+    tst(scratch, Operand(1 << SharedFunctionInfo::kBoundFunction));
+    b(ne, miss);
+  }
+
   // Make sure that the function has an instance prototype.
   Label non_instance;
   ldrb(scratch, FieldMemOperand(result, Map::kBitFieldOffset));
   tst(scratch, Operand(1 << Map::kHasNonInstancePrototype));
   b(ne, &non_instance);
 
   // Get the prototype or initial map from the function.
   ldr(result,
       FieldMemOperand(function, JSFunction::kPrototypeOrInitialMapOffset));
 
@@ skipping 1600 matching lines @@
 void CodePatcher::EmitCondition(Condition cond) {
   Instr instr = Assembler::instr_at(masm_.pc_);
   instr = (instr & ~kCondMask) | cond;
   masm_.emit(instr);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM