Pass key and receiver in registers for keyed load IC on ARM...

src/arm/macro-assembler-arm.h

 // Copyright 2006-2009 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 266 matching lines @@
                               Register scratch,
                               Label* miss);
 
 
   // ---------------------------------------------------------------------------
   // Allocation support
 
   // Allocate an object in new space. The object_size is specified in words (not
   // bytes). If the new space is exhausted control continues at the gc_required
   // label. The allocated object is returned in result. If the flag
-  // tag_allocated_object is true the result is tagged as as a heap object.
+  // tag_allocated_object is true the result is tagged as as a heap object. All
+  // registers are clobbered also when control continues at the gc_required
+  // label.
   void AllocateInNewSpace(int object_size,
                           Register result,
                           Register scratch1,
                           Register scratch2,
                           Label* gc_required,
                           AllocationFlags flags);
   void AllocateInNewSpace(Register object_size,
                           Register result,
                           Register scratch1,
                           Register scratch2,
@@ skipping 23 matching lines @@
                                  Register length,
                                  Register scratch1,
                                  Register scratch2,
                                  Label* gc_required);
   void AllocateAsciiConsString(Register result,
                                Register length,
                                Register scratch1,
                                Register scratch2,
                                Label* gc_required);
 
-  // Allocates a heap number or jumps to the need_gc label if the young space
-  // is full and a scavenge is needed.
+  // Allocates a heap number or jumps to the gc_required label if the young
+  // space is full and a scavenge is needed. All registers are clobbered also
+  // when control continues at the gc_required label.
   void AllocateHeapNumber(Register result,
                           Register scratch1,
                           Register scratch2,
                           Label* gc_required);
 
   // ---------------------------------------------------------------------------
   // Support functions.
 
   // Try to get function prototype of a function and puts the value in
   // the result register. Checks that the function really is a
@@ skipping 284 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_MACRO_ASSEMBLER_ARM_H_