src/share/vm/adlc/formssel.hpp

rev 1838 : 6961690: load oops from constant table on SPARC
Summary: oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 1998, 2009, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 78,87 ****
--- 78,88 ----
    bool           _is_cisc_alternate;
    InstructForm  *_cisc_spill_alternate;// cisc possible replacement
    const char    *_cisc_reg_mask_name;
    InstructForm  *_short_branch_form;
    bool           _is_short_branch;
+   bool           _is_mach_constant;   // true if Node is a MachConstantNode
    uint           _alignment;
  
  public:
    // Public Data
    const char    *_ident;           // Name of this instruction
*** 89,98 ****
--- 90,100 ----
    FormDict       _localNames;      // Table of operands & their types
    MatchRule     *_matrule;         // Matching rule for this instruction
    Opcode        *_opcode;          // Encoding of the opcode for instruction
    char          *_size;            // Size of instruction
    InsEncode     *_insencode;       // Encoding class instruction belongs to
+   InsEncode     *_constant;        // Encoding class constant value belongs to
    Attribute     *_attribs;         // List of Attribute rules
    Predicate     *_predicate;       // Predicate test for this instruction
    FormDict       _effects;         // Dictionary of effect rules
    ExpandRule    *_exprule;         // Expand rule for this instruction
    RewriteRule   *_rewrule;         // Rewrite rule for this instruction
*** 246,255 ****
--- 248,260 ----
    bool                check_branch_variant(ArchDesc &AD, InstructForm *short_branch);
  
    bool                is_short_branch() { return _is_short_branch; }
    void                set_short_branch(bool val) { _is_short_branch = val; }
  
+   bool                    is_mach_constant() const { return _is_mach_constant;     }
+   void                set_is_mach_constant(bool x) {        _is_mach_constant = x; }
+ 
    InstructForm       *short_branch_form() { return _short_branch_form; }
    bool                has_short_branch_form() { return _short_branch_form != NULL; }
    // Output short branch prototypes and method bodies
    void                declare_short_branch_methods(FILE *fp_cpp);
    bool                define_short_branch_methods(ArchDesc &AD, FILE *fp_cpp);