Version 3.0.9...

src/arm/lithium-arm.h

 // 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 1869 matching lines @@
   // Operand created by UseRegister is guaranteed to be live until the end of
   // instruction. This means that register allocator will not reuse it's
   // register for any other operand inside instruction.
   // Operand created by UseRegisterAtStart is guaranteed to be live only at
   // instruction start. Register allocator is free to assign the same register
   // to some other operand used inside instruction (i.e. temporary or
   // output).
   LOperand* UseRegister(HValue* value);
   LOperand* UseRegisterAtStart(HValue* value);
 
-  // A value in a register that may be trashed.
+  // An input operand in a register that may be trashed.
   LOperand* UseTempRegister(HValue* value);
+
+  // An input operand in a register or stack slot.
   LOperand* Use(HValue* value);
   LOperand* UseAtStart(HValue* value);
+
+  // An input operand in a register, stack slot or a constant operand.
   LOperand* UseOrConstant(HValue* value);
   LOperand* UseOrConstantAtStart(HValue* value);
+
+  // An input operand in a register or a constant operand.
   LOperand* UseRegisterOrConstant(HValue* value);
   LOperand* UseRegisterOrConstantAtStart(HValue* value);
 
+  // An input operand in register, stack slot or a constant operand.
+  // Will not be moved to a register even if one is freely available.
+  LOperand* UseAny(HValue* value);
+
   // Methods for setting up define-use relationships.
   // Return the same instruction that they are passed.
   LInstruction* Define(LInstruction* instr, LUnallocated* result);
   LInstruction* Define(LInstruction* instr);
   LInstruction* DefineAsRegister(LInstruction* instr);
   LInstruction* DefineAsSpilled(LInstruction* instr, int index);
   LInstruction* DefineSameAsFirst(LInstruction* instr);
   LInstruction* DefineFixed(LInstruction* instr, Register reg);
   LInstruction* DefineFixedDouble(LInstruction* instr, DoubleRegister reg);
   LInstruction* AssignEnvironment(LInstruction* instr);
@@ skipping 45 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_LITHIUM_ARM_H_