1 /*

     2  * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef CPU_SPARC_VM_C1_FRAMEMAP_SPARC_HPP

    26 #define CPU_SPARC_VM_C1_FRAMEMAP_SPARC_HPP

    27 

    28  public:

    29 

    30   enum {

    31     nof_reg_args = 6,   // registers o0-o5 are available for parameter passing

    32     first_available_sp_in_frame = frame::memory_parameter_word_sp_offset * BytesPerWord,

    33     frame_pad_in_bytes = 0

    34   };

    35 

    36   static const int pd_c_runtime_reserved_arg_size;

    37 

    38   static LIR_Opr G0_opr;

    39   static LIR_Opr G1_opr;

    40   static LIR_Opr G2_opr;

    41   static LIR_Opr G3_opr;

    42   static LIR_Opr G4_opr;

    43   static LIR_Opr G5_opr;

    44   static LIR_Opr G6_opr;

    45   static LIR_Opr G7_opr;

    46   static LIR_Opr O0_opr;

    47   static LIR_Opr O1_opr;

    48   static LIR_Opr O2_opr;

    49   static LIR_Opr O3_opr;

    50   static LIR_Opr O4_opr;

    51   static LIR_Opr O5_opr;

    52   static LIR_Opr O6_opr;

    53   static LIR_Opr O7_opr;

    54   static LIR_Opr L0_opr;

    55   static LIR_Opr L1_opr;

    56   static LIR_Opr L2_opr;

    57   static LIR_Opr L3_opr;

    58   static LIR_Opr L4_opr;

    59   static LIR_Opr L5_opr;

    60   static LIR_Opr L6_opr;

    61   static LIR_Opr L7_opr;

    62   static LIR_Opr I0_opr;

    63   static LIR_Opr I1_opr;

    64   static LIR_Opr I2_opr;

    65   static LIR_Opr I3_opr;

    66   static LIR_Opr I4_opr;

    67   static LIR_Opr I5_opr;

    68   static LIR_Opr I6_opr;

    69   static LIR_Opr I7_opr;

    70 

    71   static LIR_Opr SP_opr;

    72   static LIR_Opr FP_opr;

    73 

    74   static LIR_Opr G0_oop_opr;

    75   static LIR_Opr G1_oop_opr;

    76   static LIR_Opr G2_oop_opr;

    77   static LIR_Opr G3_oop_opr;

    78   static LIR_Opr G4_oop_opr;

    79   static LIR_Opr G5_oop_opr;

    80   static LIR_Opr G6_oop_opr;

    81   static LIR_Opr G7_oop_opr;

    82   static LIR_Opr O0_oop_opr;

    83   static LIR_Opr O1_oop_opr;

    84   static LIR_Opr O2_oop_opr;

    85   static LIR_Opr O3_oop_opr;

    86   static LIR_Opr O4_oop_opr;

    87   static LIR_Opr O5_oop_opr;

    88   static LIR_Opr O6_oop_opr;

    89   static LIR_Opr O7_oop_opr;

    90   static LIR_Opr L0_oop_opr;

    91   static LIR_Opr L1_oop_opr;

    92   static LIR_Opr L2_oop_opr;

    93   static LIR_Opr L3_oop_opr;

    94   static LIR_Opr L4_oop_opr;

    95   static LIR_Opr L5_oop_opr;

    96   static LIR_Opr L6_oop_opr;

    97   static LIR_Opr L7_oop_opr;

    98   static LIR_Opr I0_oop_opr;

    99   static LIR_Opr I1_oop_opr;

   100   static LIR_Opr I2_oop_opr;

   101   static LIR_Opr I3_oop_opr;

   102   static LIR_Opr I4_oop_opr;

   103   static LIR_Opr I5_oop_opr;

   104   static LIR_Opr I6_oop_opr;

   105   static LIR_Opr I7_oop_opr;

   106 

   107   static LIR_Opr G0_metadata_opr;

   108   static LIR_Opr G1_metadata_opr;

   109   static LIR_Opr G2_metadata_opr;

   110   static LIR_Opr G3_metadata_opr;

   111   static LIR_Opr G4_metadata_opr;

   112   static LIR_Opr G5_metadata_opr;

   113   static LIR_Opr G6_metadata_opr;

   114   static LIR_Opr G7_metadata_opr;

   115   static LIR_Opr O0_metadata_opr;

   116   static LIR_Opr O1_metadata_opr;

   117   static LIR_Opr O2_metadata_opr;

   118   static LIR_Opr O3_metadata_opr;

   119   static LIR_Opr O4_metadata_opr;

   120   static LIR_Opr O5_metadata_opr;

   121   static LIR_Opr O6_metadata_opr;

   122   static LIR_Opr O7_metadata_opr;

   123   static LIR_Opr L0_metadata_opr;

   124   static LIR_Opr L1_metadata_opr;

   125   static LIR_Opr L2_metadata_opr;

   126   static LIR_Opr L3_metadata_opr;

   127   static LIR_Opr L4_metadata_opr;

   128   static LIR_Opr L5_metadata_opr;

   129   static LIR_Opr L6_metadata_opr;

   130   static LIR_Opr L7_metadata_opr;

   131   static LIR_Opr I0_metadata_opr;

   132   static LIR_Opr I1_metadata_opr;

   133   static LIR_Opr I2_metadata_opr;

   134   static LIR_Opr I3_metadata_opr;

   135   static LIR_Opr I4_metadata_opr;

   136   static LIR_Opr I5_metadata_opr;

   137   static LIR_Opr I6_metadata_opr;

   138   static LIR_Opr I7_metadata_opr;

   139 

   140   static LIR_Opr in_long_opr;

   141   static LIR_Opr out_long_opr;

   142   static LIR_Opr g1_long_single_opr;

   143 

   144   static LIR_Opr F0_opr;

   145   static LIR_Opr F0_double_opr;

   146 

   147   static LIR_Opr Oexception_opr;

   148   static LIR_Opr Oissuing_pc_opr;

   149 

   150  private:

   151   static FloatRegister  _fpu_regs [nof_fpu_regs];

   152 

   153   static LIR_Opr as_long_single_opr(Register r) {

   154     return LIR_OprFact::double_cpu(cpu_reg2rnr(r), cpu_reg2rnr(r));

   155   }

   156   static LIR_Opr as_long_pair_opr(Register r) {

   157     return LIR_OprFact::double_cpu(cpu_reg2rnr(r->successor()), cpu_reg2rnr(r));

   158   }

   159 

   160  public:

   161 

   162   static LIR_Opr as_long_opr(Register r) {

   163     return as_long_single_opr(r);

   164   }

   165   static LIR_Opr as_pointer_opr(Register r) {

   166     return as_long_single_opr(r);

   167   }

   168   static LIR_Opr as_float_opr(FloatRegister r) {

   169     return LIR_OprFact::single_fpu(r->encoding());

   170   }

   171   static LIR_Opr as_double_opr(FloatRegister r) {

   172     return LIR_OprFact::double_fpu(r->successor()->encoding(), r->encoding());

   173   }

   174 

   175   static FloatRegister nr2floatreg (int rnr);

   176 

   177   static VMReg fpu_regname (int n);

   178 

   179   static bool is_caller_save_register (LIR_Opr  reg);

   180   static bool is_caller_save_register (Register r);

   181 

   182   static int nof_caller_save_cpu_regs() { return pd_nof_caller_save_cpu_regs_frame_map; }

   183   static int last_cpu_reg()             { return pd_last_cpu_reg;  }

   184 

   185 #endif // CPU_SPARC_VM_C1_FRAMEMAP_SPARC_HPP