annotate src/share/vm/adlc/formssel.hpp @ 1972:f95d63e2154a

6989984: Use standard include model for Hospot Summary: Replaced MakeDeps and the includeDB files with more standardized solutions. Reviewed-by: coleenp, kvn, kamg
author stefank
date Tue, 23 Nov 2010 13:22:55 -0800
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children 2f644f85485d
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1 /*
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2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_ADLC_FORMSSEL_HPP
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26 #define SHARE_VM_ADLC_FORMSSEL_HPP
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27
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28 // FORMSSEL.HPP - ADL Parser Instruction Selection Forms Classes
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29
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30 // Class List
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31 class Form;
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32 class InstructForm;
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33 class MachNodeForm;
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34 class OperandForm;
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35 class OpClassForm;
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36 class AttributeForm;
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37 class RegisterForm;
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38 class PipelineForm;
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39 class SourceForm;
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40 class EncodeForm;
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41 class Component;
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42 class Constraint;
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43 class Predicate;
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44 class MatchRule;
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45 class Attribute;
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46 class Effect;
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47 class ExpandRule;
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48 class RewriteRule;
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49 class ConstructRule;
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50 class FormatRule;
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51 class Peephole;
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52 class EncClass;
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53 class Interface;
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54 class RegInterface;
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55 class ConstInterface;
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56 class MemInterface;
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57 class CondInterface;
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58 class Opcode;
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59 class InsEncode;
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60 class RegDef;
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61 class RegClass;
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62 class AllocClass;
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63 class ResourceForm;
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64 class PipeDesc;
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65 class PipeClass;
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66 class PeepMatch;
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67 class PeepConstraint;
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68 class PeepReplace;
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69 class MatchList;
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70
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71 class ArchDesc;
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72
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73 //==============================Instructions===================================
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74 //------------------------------InstructForm-----------------------------------
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75 class InstructForm : public Form {
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76 private:
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77 bool _ideal_only; // Not a user-defined instruction
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78 // Members used for tracking CISC-spilling
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79 uint _cisc_spill_operand;// Which operand may cisc-spill
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80 void set_cisc_spill_operand(uint op_index) { _cisc_spill_operand = op_index; }
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81 bool _is_cisc_alternate;
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82 InstructForm *_cisc_spill_alternate;// cisc possible replacement
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83 const char *_cisc_reg_mask_name;
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84 InstructForm *_short_branch_form;
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85 bool _is_short_branch;
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86 uint _alignment;
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87
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88 public:
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89 // Public Data
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90 const char *_ident; // Name of this instruction
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91 NameList _parameters; // Locally defined names
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92 FormDict _localNames; // Table of operands & their types
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93 MatchRule *_matrule; // Matching rule for this instruction
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94 Opcode *_opcode; // Encoding of the opcode for instruction
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95 char *_size; // Size of instruction
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96 InsEncode *_insencode; // Encoding class instruction belongs to
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97 Attribute *_attribs; // List of Attribute rules
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98 Predicate *_predicate; // Predicate test for this instruction
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99 FormDict _effects; // Dictionary of effect rules
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100 ExpandRule *_exprule; // Expand rule for this instruction
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101 RewriteRule *_rewrule; // Rewrite rule for this instruction
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102 FormatRule *_format; // Format for assembly generation
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103 Peephole *_peephole; // List of peephole rules for instruction
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104 const char *_ins_pipe; // Instruction Scheduline description class
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105
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106 uint *_uniq_idx; // Indexes of unique operands
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107 int _uniq_idx_length; // Length of _uniq_idx array
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108 uint _num_uniq; // Number of unique operands
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109 ComponentList _components; // List of Components matches MachNode's
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110 // operand structure
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111
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112 // Public Methods
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113 InstructForm(const char *id, bool ideal_only = false);
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114 InstructForm(const char *id, InstructForm *instr, MatchRule *rule);
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115 ~InstructForm();
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116
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117 // Dynamic type check
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118 virtual InstructForm *is_instruction() const;
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119
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120 virtual bool ideal_only() const;
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121
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122 // This instruction sets a result
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123 virtual bool sets_result() const;
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124 // This instruction needs projections for additional DEFs or KILLs
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125 virtual bool needs_projections();
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126 // This instruction needs extra nodes for temporary inputs
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127 virtual bool has_temps();
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128 // This instruction defines or kills more than one object
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129 virtual uint num_defs_or_kills();
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130 // This instruction has an expand rule?
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131 virtual bool expands() const ;
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132 // Return this instruction's first peephole rule, or NULL
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133 virtual Peephole *peepholes() const;
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134 // Add a peephole rule to this instruction
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135 virtual void append_peephole(Peephole *peep);
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136
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137 virtual bool is_pinned(FormDict &globals); // should be pinned inside block
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138 virtual bool is_projection(FormDict &globals); // node requires projection
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139 virtual bool is_parm(FormDict &globals); // node matches ideal 'Parm'
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140 // ideal opcode enumeration
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141 virtual const char *ideal_Opcode(FormDict &globals) const;
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142 virtual int is_expensive() const; // node matches ideal 'CosD'
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143 virtual int is_empty_encoding() const; // _size=0 and/or _insencode empty
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144 virtual int is_tls_instruction() const; // tlsLoadP rule or ideal ThreadLocal
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145 virtual int is_ideal_copy() const; // node matches ideal 'Copy*'
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146 virtual bool is_ideal_unlock() const; // node matches ideal 'Unlock'
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147 virtual bool is_ideal_call_leaf() const; // node matches ideal 'CallLeaf'
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148 virtual bool is_ideal_if() const; // node matches ideal 'If'
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149 virtual bool is_ideal_fastlock() const; // node matches 'FastLock'
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150 virtual bool is_ideal_membar() const; // node matches ideal 'MemBarXXX'
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151 virtual bool is_ideal_loadPC() const; // node matches ideal 'LoadPC'
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152 virtual bool is_ideal_box() const; // node matches ideal 'Box'
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153 virtual bool is_ideal_goto() const; // node matches ideal 'Goto'
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154 virtual bool is_ideal_branch() const; // "" 'If' | 'Goto' | 'LoopEnd' | 'Jump'
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155 virtual bool is_ideal_jump() const; // node matches ideal 'Jump'
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156 virtual bool is_ideal_return() const; // node matches ideal 'Return'
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157 virtual bool is_ideal_halt() const; // node matches ideal 'Halt'
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158 virtual bool is_ideal_safepoint() const; // node matches 'SafePoint'
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159 virtual bool is_ideal_nop() const; // node matches 'Nop'
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160 virtual bool is_ideal_control() const; // control node
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161
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162 virtual Form::CallType is_ideal_call() const; // matches ideal 'Call'
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163 virtual Form::DataType is_ideal_load() const; // node matches ideal 'LoadXNode'
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164 // Should antidep checks be disabled for this Instruct
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165 // See definition of MatchRule::skip_antidep_check
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166 bool skip_antidep_check() const;
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167 virtual Form::DataType is_ideal_store() const;// node matches ideal 'StoreXNode'
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168 bool is_ideal_mem() const { return is_ideal_load() != Form::none || is_ideal_store() != Form::none; }
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169 virtual uint two_address(FormDict &globals); // output reg must match input reg
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170 // when chaining a constant to an instruction, return 'true' and set opType
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171 virtual Form::DataType is_chain_of_constant(FormDict &globals);
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172 virtual Form::DataType is_chain_of_constant(FormDict &globals, const char * &opType);
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173 virtual Form::DataType is_chain_of_constant(FormDict &globals, const char * &opType, const char * &result_type);
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174
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175 // Check if a simple chain rule
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176 virtual bool is_simple_chain_rule(FormDict &globals) const;
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177
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178 // check for structural rematerialization
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179 virtual bool rematerialize(FormDict &globals, RegisterForm *registers);
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180
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181 // loads from memory, so must check for anti-dependence
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182 virtual bool needs_anti_dependence_check(FormDict &globals) const;
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183 virtual int memory_operand(FormDict &globals) const;
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184 bool is_wide_memory_kill(FormDict &globals) const;
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185
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186 enum memory_operand_type {
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187 NO_MEMORY_OPERAND = -1,
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188 MANY_MEMORY_OPERANDS = 999999
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189 };
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190
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191
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192 // This instruction captures the machine-independent bottom_type
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193 // Expected use is for pointer vs oop determination for LoadP
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194 virtual bool captures_bottom_type(FormDict& globals) const;
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195
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196 virtual const char *cost(); // Access ins_cost attribute
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197 virtual uint num_opnds(); // Count of num_opnds for MachNode class
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198 virtual uint num_post_match_opnds();
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199 virtual uint num_consts(FormDict &globals) const;// Constants in match rule
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200 // Constants in match rule with specified type
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201 virtual uint num_consts(FormDict &globals, Form::DataType type) const;
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202
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203 // Return the register class associated with 'leaf'.
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204 virtual const char *out_reg_class(FormDict &globals);
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205
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206 // number of ideal node inputs to skip
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207 virtual uint oper_input_base(FormDict &globals);
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208
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209 // Does this instruction need a base-oop edge?
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210 int needs_base_oop_edge(FormDict &globals) const;
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211
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212 // Build instruction predicates. If the user uses the same operand name
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213 // twice, we need to check that the operands are pointer-eequivalent in
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214 // the DFA during the labeling process.
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215 Predicate *build_predicate();
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216
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217 virtual void build_components(); // top-level operands
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218 // Return zero-based position in component list; -1 if not in list.
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219 virtual int operand_position(const char *name, int usedef);
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220 virtual int operand_position_format(const char *name);
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221
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222 // Return zero-based position in component list; -1 if not in list.
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223 virtual int label_position();
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224 virtual int method_position();
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225 // Return number of relocation entries needed for this instruction.
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226 virtual uint reloc(FormDict &globals);
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227
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228 const char *reduce_result();
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229 // Return the name of the operand on the right hand side of the binary match
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230 // Return NULL if there is no right hand side
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231 const char *reduce_right(FormDict &globals) const;
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232 const char *reduce_left(FormDict &globals) const;
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233
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234 // Base class for this instruction, MachNode except for calls
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235 virtual const char *mach_base_class(FormDict &globals) const;
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236
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237 // Check if this instruction can cisc-spill to 'alternate'
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238 bool cisc_spills_to(ArchDesc &AD, InstructForm *alternate);
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239 InstructForm *cisc_spill_alternate() { return _cisc_spill_alternate; }
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240 uint cisc_spill_operand() const { return _cisc_spill_operand; }
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241 bool is_cisc_alternate() const { return _is_cisc_alternate; }
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242 void set_cisc_alternate(bool val) { _is_cisc_alternate = val; }
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243 const char *cisc_reg_mask_name() const { return _cisc_reg_mask_name; }
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244 void set_cisc_reg_mask_name(const char *rm_name) { _cisc_reg_mask_name = rm_name; }
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245 // Output cisc-method prototypes and method bodies
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246 void declare_cisc_version(ArchDesc &AD, FILE *fp_cpp);
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247 bool define_cisc_version (ArchDesc &AD, FILE *fp_cpp);
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248
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249 bool check_branch_variant(ArchDesc &AD, InstructForm *short_branch);
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250
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251 bool is_short_branch() { return _is_short_branch; }
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252 void set_short_branch(bool val) { _is_short_branch = val; }
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253
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254 InstructForm *short_branch_form() { return _short_branch_form; }
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255 bool has_short_branch_form() { return _short_branch_form != NULL; }
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256 // Output short branch prototypes and method bodies
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257 void declare_short_branch_methods(FILE *fp_cpp);
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258 bool define_short_branch_methods(ArchDesc &AD, FILE *fp_cpp);
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259
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260 uint alignment() { return _alignment; }
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261 void set_alignment(uint val) { _alignment = val; }
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262
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263 // Seach through operands to determine operands unique positions.
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264 void set_unique_opnds();
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265 uint num_unique_opnds() { return _num_uniq; }
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266 uint unique_opnds_idx(int idx) {
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267 if( _uniq_idx != NULL && idx > 0 ) {
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268 assert(idx < _uniq_idx_length, "out of bounds");
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269 return _uniq_idx[idx];
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270 } else {
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271 return idx;
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272 }
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273 }
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274
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275 // Operands which are only KILLs aren't part of the input array and
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276 // require special handling in some cases. Their position in this
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277 // operand list is higher than the number of unique operands.
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278 bool is_noninput_operand(uint idx) {
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279 return (idx >= num_unique_opnds());
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280 }
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281
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282 // --------------------------- FILE *output_routines
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283 //
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284 // Generate the format call for the replacement variable
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285 void rep_var_format(FILE *fp, const char *rep_var);
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286 // Generate index values needed for determining the operand position
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287 void index_temps (FILE *fp, FormDict &globals, const char *prefix = "", const char *receiver = "");
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288 // ---------------------------
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289
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290 virtual bool verify(); // Check consistency after parsing
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291
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292 virtual void dump(); // Debug printer
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293 virtual void output(FILE *fp); // Write to output files
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294 };
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295
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296 //------------------------------EncodeForm-------------------------------------
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297 class EncodeForm : public Form {
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298 private:
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299
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300 public:
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301 // Public Data
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302 NameList _eclasses; // List of encode class names
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303 Dict _encClass; // Map encode class names to EncClass objects
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304
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305 // Public Methods
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306 EncodeForm();
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307 ~EncodeForm();
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308
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309 EncClass *add_EncClass(const char *className);
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310 EncClass *encClass(const char *className);
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311
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312 const char *encClassPrototype(const char *className);
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313 const char *encClassBody(const char *className);
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314
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315 void dump(); // Debug printer
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316 void output(FILE *fp); // Write info to output files
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317 };
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318
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319 //------------------------------EncClass---------------------------------------
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320 class EncClass : public Form {
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321 public:
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322 // NameList for parameter type and name
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323 NameList _parameter_type;
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324 NameList _parameter_name;
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325
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326 // Breakdown the encoding into strings separated by $replacement_variables
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327 // There is an entry in _strings, perhaps NULL, that precedes each _rep_vars
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328 NameList _code; // Strings passed through to tty->print
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329 NameList _rep_vars; // replacement variables
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330
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331 NameList _parameters; // Locally defined names
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332 FormDict _localNames; // Table of components & their types
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333
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334 public:
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335 // Public Data
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336 const char *_name; // encoding class name
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337
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338 // Public Methods
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339 EncClass(const char *name);
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340 ~EncClass();
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341
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342 // --------------------------- Parameters
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343 // Add a parameter <type,name> pair
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344 void add_parameter(const char *parameter_type, const char *parameter_name);
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345 // Verify operand types in parameter list
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346 bool check_parameter_types(FormDict &globals);
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347 // Obtain the zero-based index corresponding to a replacement variable
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348 int rep_var_index(const char *rep_var);
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349 int num_args() { return _parameter_name.count(); }
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350
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351 // --------------------------- Code Block
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352 // Add code
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353 void add_code(const char *string_preceding_replacement_var);
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354 // Add a replacement variable or one of its subfields
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355 // Subfields are stored with a leading '$'
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356 void add_rep_var(char *replacement_var);
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357
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358 bool verify();
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359 void dump();
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360 void output(FILE *fp);
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361 };
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362
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363 //------------------------------MachNode---------------------------------------
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364 class MachNodeForm: public Form {
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365 private:
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366
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367 public:
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368 char *_ident; // Name of this instruction
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369 const char *_machnode_pipe; // Instruction Scheduline description class
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370
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371 // Public Methods
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372 MachNodeForm(char *id);
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373 ~MachNodeForm();
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374
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375 virtual MachNodeForm *is_machnode() const;
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376
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377 void dump(); // Debug printer
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378 void output(FILE *fp); // Write info to output files
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379 };
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380
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381 //------------------------------Opcode-----------------------------------------
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382 class Opcode : public Form {
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383 private:
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384
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385 public:
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386 // Public Data
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387 // Strings representing instruction opcodes, user defines placement in emit
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388 char *_primary;
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389 char *_secondary;
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390 char *_tertiary;
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391
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392 enum opcode_type {
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393 NOT_AN_OPCODE = -1,
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394 PRIMARY = 1,
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395 SECONDARY = 2,
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396 TERTIARY = 3
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397 };
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398
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399 // Public Methods
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400 Opcode(char *primary, char *secondary, char *tertiary);
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401 ~Opcode();
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402
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403 static Opcode::opcode_type as_opcode_type(const char *designator);
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404
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405 void dump();
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406 void output(FILE *fp);
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407
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408 // --------------------------- FILE *output_routines
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409 bool print_opcode(FILE *fp, Opcode::opcode_type desired_opcode);
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410 };
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411
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412 //------------------------------InsEncode--------------------------------------
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413 class InsEncode : public Form {
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414 private:
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415 // Public Data (access directly only for reads)
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416 // The encodings can only have the values predefined by the ADLC:
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417 // blank, RegReg, RegMem, MemReg, ...
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418 NameList _encoding;
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419 // NameList _parameter;
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420 // The parameters for each encoding are preceeded by a NameList::_signal
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421 // and follow the parameters for the previous encoding.
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422
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423 // char *_encode; // Type of instruction encoding
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424
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425 public:
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426 // Public Methods
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427 InsEncode();
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428 ~InsEncode();
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429
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430 // Add "encode class name" and its parameters
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431 NameAndList *add_encode(char *encode_method_name);
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432 // Parameters are added to the returned "NameAndList" by the parser
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433
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434 // Access the list of encodings
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435 void reset();
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436 const char *encode_class_iter();
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437
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438 // Returns the number of arguments to the current encoding in the iteration
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439 int current_encoding_num_args() {
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440 return ((NameAndList*)_encoding.current())->count();
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441 }
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442
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443 // --------------------------- Parameters
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444 // The following call depends upon position within encode_class_iteration
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445 //
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446 // Obtain parameter name from zero based index
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447 const char *rep_var_name(InstructForm &inst, uint param_no);
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448 // ---------------------------
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449
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450 void dump();
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451 void output(FILE *fp);
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452 };
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453
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454 //------------------------------Effect-----------------------------------------
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455 class Effect : public Form {
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456 private:
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457
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458 public:
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459 // Public Data
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460 const char *_name; // Pre-defined name for effect
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461 int _use_def; // Enumeration value of effect
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462
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463 // Public Methods
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464 Effect(const char *name); // Constructor
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465 ~Effect(); // Destructor
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466
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467 // Dynamic type check
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468 virtual Effect *is_effect() const;
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469
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470 // Return 'true' if this use def info equals the parameter
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471 bool is(int use_def_kill_enum) const;
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472 // Return 'true' if this use def info is a superset of parameter
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473 bool isa(int use_def_kill_enum) const;
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474
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475 void dump(); // Debug printer
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476 void output(FILE *fp); // Write info to output files
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477 };
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478
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479 //------------------------------ExpandRule-------------------------------------
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480 class ExpandRule : public Form {
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481 private:
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482 NameList _expand_instrs; // ordered list of instructions and operands
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483
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484 public:
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485 // Public Data
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486 NameList _newopers; // List of newly created operands
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487 Dict _newopconst; // Map new operands to their constructors
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488
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489 void add_instruction(NameAndList *instruction_name_and_operand_list);
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490 void reset_instructions();
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491 NameAndList *iter_instructions();
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492
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493 // Public Methods
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494 ExpandRule(); // Constructor
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495 ~ExpandRule(); // Destructor
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496
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497 void dump(); // Debug printer
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498 void output(FILE *fp); // Write info to output files
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499 };
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500
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501 //------------------------------RewriteRule------------------------------------
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502 class RewriteRule : public Form {
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503 private:
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504
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505 public:
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506 // Public Data
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507 SourceForm *_condition; // Rewrite condition code
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508 InstructForm *_instrs; // List of instructions to expand to
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509 OperandForm *_opers; // List of operands generated by expand
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510 char *_tempParams; // Hold string until parser is finished.
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511 char *_tempBlock; // Hold string until parser is finished.
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512
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513 // Public Methods
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514 RewriteRule(char* params, char* block) ;
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515 ~RewriteRule(); // Destructor
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516 void dump(); // Debug printer
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517 void output(FILE *fp); // Write info to output files
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518 };
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519
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520
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521 //==============================Operands=======================================
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522 //------------------------------OpClassForm------------------------------------
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523 class OpClassForm : public Form {
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524 public:
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525 // Public Data
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526 const char *_ident; // Name of this operand
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527 NameList _oplst; // List of operand forms included in class
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528
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529 // Public Methods
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530 OpClassForm(const char *id);
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531 ~OpClassForm();
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532
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533 // dynamic type check
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534 virtual OpClassForm *is_opclass() const;
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535 virtual Form::InterfaceType interface_type(FormDict &globals) const;
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536 virtual bool stack_slots_only(FormDict &globals) const;
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537
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538 virtual bool is_cisc_mem(FormDict &globals) const;
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539
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540
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541 // Min and Max opcodes of operands in this operand class
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542 int _minCode;
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543 int _maxCode;
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544
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545 virtual bool ideal_only() const;
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546 virtual void dump(); // Debug printer
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547 virtual void output(FILE *fp); // Write to output files
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548 };
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549
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parents:
diff changeset
550 //------------------------------OperandForm------------------------------------
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551 class OperandForm : public OpClassForm {
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552 private:
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553 bool _ideal_only; // Not a user-defined instruction
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554
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555 public:
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556 // Public Data
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557 NameList _parameters; // Locally defined names
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558 FormDict _localNames; // Table of components & their types
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559 MatchRule *_matrule; // Matching rule for this operand
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560 Interface *_interface; // Encoding interface for this operand
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561 Attribute *_attribs; // List of Attribute rules
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562 Predicate *_predicate; // Predicate test for this operand
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563 Constraint *_constraint; // Constraint Rule for this operand
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564 ConstructRule *_construct; // Construction of operand data after matching
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565 FormatRule *_format; // Format for assembly generation
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566 NameList _classes; // List of opclasses which contain this oper
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567
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568 ComponentList _components; //
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569
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570 // Public Methods
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571 OperandForm(const char *id);
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572 OperandForm(const char *id, bool ideal_only);
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573 ~OperandForm();
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574
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diff changeset
575 // Dynamic type check
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576 virtual OperandForm *is_operand() const;
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diff changeset
577
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578 virtual bool ideal_only() const;
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diff changeset
579 virtual Form::InterfaceType interface_type(FormDict &globals) const;
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580 virtual bool stack_slots_only(FormDict &globals) const;
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581
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diff changeset
582 virtual const char *cost(); // Access ins_cost attribute
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583 virtual uint num_leaves() const;// Leaves in complex operand
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584 // Constants in operands' match rules
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585 virtual uint num_consts(FormDict &globals) const;
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diff changeset
586 // Constants in operand's match rule with specified type
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587 virtual uint num_consts(FormDict &globals, Form::DataType type) const;
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588 // Pointer Constants in operands' match rules
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diff changeset
589 virtual uint num_const_ptrs(FormDict &globals) const;
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diff changeset
590 // The number of input edges in the machine world == num_leaves - num_consts
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591 virtual uint num_edges(FormDict &globals) const;
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592
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diff changeset
593 // Check if this operand is usable for cisc-spilling
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594 virtual bool is_cisc_reg(FormDict &globals) const;
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diff changeset
595
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diff changeset
596 // node matches ideal 'Bool', grab condition codes from the ideal world
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597 virtual bool is_ideal_bool() const;
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598
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diff changeset
599 // Has an integer constant suitable for spill offsets
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diff changeset
600 bool has_conI(FormDict &globals) const {
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diff changeset
601 return (num_consts(globals,idealI) == 1) && !is_ideal_bool(); }
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diff changeset
602 bool has_conL(FormDict &globals) const {
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603 return (num_consts(globals,idealL) == 1) && !is_ideal_bool(); }
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604
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diff changeset
605 // Node is user-defined operand for an sRegX
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606 virtual Form::DataType is_user_name_for_sReg() const;
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607
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parents:
diff changeset
608 // Return ideal type, if there is a single ideal type for this operand
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diff changeset
609 virtual const char *ideal_type(FormDict &globals, RegisterForm *registers = NULL) const;
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parents:
diff changeset
610 // If there is a single ideal type for this interface field, return it.
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611 virtual const char *interface_ideal_type(FormDict &globals,
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diff changeset
612 const char *field_name) const;
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diff changeset
613
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diff changeset
614 // Return true if this operand represents a bound register class
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diff changeset
615 bool is_bound_register() const;
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diff changeset
616
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diff changeset
617 // Return the Register class for this operand. Returns NULL if
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diff changeset
618 // operand isn't a register form.
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diff changeset
619 RegClass* get_RegClass() const;
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diff changeset
620
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diff changeset
621 virtual bool is_interface_field(const char *field_name,
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diff changeset
622 const char * &value) const;
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diff changeset
623
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diff changeset
624 // If this operand has a single ideal type, return its type
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diff changeset
625 virtual Form::DataType simple_type(FormDict &globals) const;
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diff changeset
626 // If this operand is an ideal constant, return its type
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diff changeset
627 virtual Form::DataType is_base_constant(FormDict &globals) const;
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628
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diff changeset
629 // "true" if this operand is a simple type that is swallowed
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diff changeset
630 virtual bool swallowed(FormDict &globals) const;
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diff changeset
631
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diff changeset
632 // Return register class name if a constraint specifies the register class.
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diff changeset
633 virtual const char *constrained_reg_class() const;
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diff changeset
634 // Return the register class associated with 'leaf'.
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635 virtual const char *in_reg_class(uint leaf, FormDict &globals);
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636
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diff changeset
637 // Build component list from MatchRule and operand's parameter list
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diff changeset
638 virtual void build_components(); // top-level operands
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diff changeset
639
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diff changeset
640 // Return zero-based position in component list; -1 if not in list.
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641 virtual int operand_position(const char *name, int usedef);
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diff changeset
642
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diff changeset
643 // Return zero-based position in component list; -1 if not in list.
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diff changeset
644 virtual int constant_position(FormDict &globals, const Component *comp);
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parents:
diff changeset
645 virtual int constant_position(FormDict &globals, const char *local_name);
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diff changeset
646 // Return the operand form corresponding to the given index, else NULL.
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diff changeset
647 virtual OperandForm *constant_operand(FormDict &globals, uint const_index);
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648
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parents:
diff changeset
649 // Return zero-based position in component list; -1 if not in list.
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diff changeset
650 virtual int register_position(FormDict &globals, const char *regname);
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651
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diff changeset
652 const char *reduce_result() const;
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653 // Return the name of the operand on the right hand side of the binary match
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diff changeset
654 // Return NULL if there is no right hand side
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655 const char *reduce_right(FormDict &globals) const;
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diff changeset
656 const char *reduce_left(FormDict &globals) const;
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diff changeset
657
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diff changeset
658
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diff changeset
659 // --------------------------- FILE *output_routines
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diff changeset
660 //
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diff changeset
661 // Output code for disp_is_oop, if true.
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diff changeset
662 void disp_is_oop(FILE *fp, FormDict &globals);
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diff changeset
663 // Generate code for internal and external format methods
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diff changeset
664 void int_format(FILE *fp, FormDict &globals, uint index);
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diff changeset
665 void ext_format(FILE *fp, FormDict &globals, uint index);
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parents:
diff changeset
666 void format_constant(FILE *fp, uint con_index, uint con_type);
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diff changeset
667 // Output code to access the value of the index'th constant
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diff changeset
668 void access_constant(FILE *fp, FormDict &globals,
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parents:
diff changeset
669 uint con_index);
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duke
parents:
diff changeset
670 // ---------------------------
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duke
parents:
diff changeset
671
a61af66fc99e Initial load
duke
parents:
diff changeset
672
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duke
parents:
diff changeset
673 virtual void dump(); // Debug printer
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duke
parents:
diff changeset
674 virtual void output(FILE *fp); // Write to output files
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duke
parents:
diff changeset
675 };
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duke
parents:
diff changeset
676
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duke
parents:
diff changeset
677 //------------------------------Constraint-------------------------------------
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duke
parents:
diff changeset
678 class Constraint : public Form {
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duke
parents:
diff changeset
679 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
680
a61af66fc99e Initial load
duke
parents:
diff changeset
681 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
682 const char *_func; // Constraint function
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duke
parents:
diff changeset
683 const char *_arg; // function's argument
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duke
parents:
diff changeset
684
a61af66fc99e Initial load
duke
parents:
diff changeset
685 // Public Methods
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duke
parents:
diff changeset
686 Constraint(const char *func, const char *arg); // Constructor
a61af66fc99e Initial load
duke
parents:
diff changeset
687 ~Constraint();
a61af66fc99e Initial load
duke
parents:
diff changeset
688
a61af66fc99e Initial load
duke
parents:
diff changeset
689 bool stack_slots_only() const;
a61af66fc99e Initial load
duke
parents:
diff changeset
690
a61af66fc99e Initial load
duke
parents:
diff changeset
691 void dump(); // Debug printer
a61af66fc99e Initial load
duke
parents:
diff changeset
692 void output(FILE *fp); // Write info to output files
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duke
parents:
diff changeset
693 };
a61af66fc99e Initial load
duke
parents:
diff changeset
694
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duke
parents:
diff changeset
695 //------------------------------Predicate--------------------------------------
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duke
parents:
diff changeset
696 class Predicate : public Form {
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duke
parents:
diff changeset
697 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
698
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duke
parents:
diff changeset
699 public:
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duke
parents:
diff changeset
700 // Public Data
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duke
parents:
diff changeset
701 char *_pred; // C++ source string for predicate
a61af66fc99e Initial load
duke
parents:
diff changeset
702
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duke
parents:
diff changeset
703 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
704 Predicate(char *pr);
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duke
parents:
diff changeset
705 ~Predicate();
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duke
parents:
diff changeset
706
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duke
parents:
diff changeset
707 void dump();
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duke
parents:
diff changeset
708 void output(FILE *fp);
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duke
parents:
diff changeset
709 };
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duke
parents:
diff changeset
710
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duke
parents:
diff changeset
711 //------------------------------Interface--------------------------------------
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duke
parents:
diff changeset
712 class Interface : public Form {
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duke
parents:
diff changeset
713 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
714
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duke
parents:
diff changeset
715 public:
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duke
parents:
diff changeset
716 // Public Data
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duke
parents:
diff changeset
717 const char *_name; // String representing the interface name
a61af66fc99e Initial load
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parents:
diff changeset
718
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duke
parents:
diff changeset
719 // Public Methods
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duke
parents:
diff changeset
720 Interface(const char *name);
a61af66fc99e Initial load
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parents:
diff changeset
721 ~Interface();
a61af66fc99e Initial load
duke
parents:
diff changeset
722
a61af66fc99e Initial load
duke
parents:
diff changeset
723 virtual Form::InterfaceType interface_type(FormDict &globals) const;
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duke
parents:
diff changeset
724
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parents:
diff changeset
725 RegInterface *is_RegInterface();
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duke
parents:
diff changeset
726 MemInterface *is_MemInterface();
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duke
parents:
diff changeset
727 ConstInterface *is_ConstInterface();
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duke
parents:
diff changeset
728 CondInterface *is_CondInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
729
a61af66fc99e Initial load
duke
parents:
diff changeset
730
a61af66fc99e Initial load
duke
parents:
diff changeset
731 void dump();
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duke
parents:
diff changeset
732 void output(FILE *fp);
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duke
parents:
diff changeset
733 };
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duke
parents:
diff changeset
734
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duke
parents:
diff changeset
735 //------------------------------RegInterface-----------------------------------
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parents:
diff changeset
736 class RegInterface : public Interface {
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parents:
diff changeset
737 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
738
a61af66fc99e Initial load
duke
parents:
diff changeset
739 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
740 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
741 RegInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
742 ~RegInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
743
a61af66fc99e Initial load
duke
parents:
diff changeset
744 void dump();
a61af66fc99e Initial load
duke
parents:
diff changeset
745 void output(FILE *fp);
a61af66fc99e Initial load
duke
parents:
diff changeset
746 };
a61af66fc99e Initial load
duke
parents:
diff changeset
747
a61af66fc99e Initial load
duke
parents:
diff changeset
748 //------------------------------ConstInterface---------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
749 class ConstInterface : public Interface {
a61af66fc99e Initial load
duke
parents:
diff changeset
750 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
751
a61af66fc99e Initial load
duke
parents:
diff changeset
752 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
753 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
754 ConstInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
755 ~ConstInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
756
a61af66fc99e Initial load
duke
parents:
diff changeset
757 void dump();
a61af66fc99e Initial load
duke
parents:
diff changeset
758 void output(FILE *fp);
a61af66fc99e Initial load
duke
parents:
diff changeset
759 };
a61af66fc99e Initial load
duke
parents:
diff changeset
760
a61af66fc99e Initial load
duke
parents:
diff changeset
761 //------------------------------MemInterface-----------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
762 class MemInterface : public Interface {
a61af66fc99e Initial load
duke
parents:
diff changeset
763 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
764
a61af66fc99e Initial load
duke
parents:
diff changeset
765 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
766 // Public Data
a61af66fc99e Initial load
duke
parents:
diff changeset
767 char *_base; // Base address
a61af66fc99e Initial load
duke
parents:
diff changeset
768 char *_index; // index
a61af66fc99e Initial load
duke
parents:
diff changeset
769 char *_scale; // scaling factor
a61af66fc99e Initial load
duke
parents:
diff changeset
770 char *_disp; // displacement
a61af66fc99e Initial load
duke
parents:
diff changeset
771
a61af66fc99e Initial load
duke
parents:
diff changeset
772 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
773 MemInterface(char *base, char *index, char *scale, char *disp);
a61af66fc99e Initial load
duke
parents:
diff changeset
774 ~MemInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
775
a61af66fc99e Initial load
duke
parents:
diff changeset
776 void dump();
a61af66fc99e Initial load
duke
parents:
diff changeset
777 void output(FILE *fp);
a61af66fc99e Initial load
duke
parents:
diff changeset
778 };
a61af66fc99e Initial load
duke
parents:
diff changeset
779
a61af66fc99e Initial load
duke
parents:
diff changeset
780 //------------------------------CondInterface----------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
781 class CondInterface : public Interface {
a61af66fc99e Initial load
duke
parents:
diff changeset
782 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
783
a61af66fc99e Initial load
duke
parents:
diff changeset
784 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
785 const char *_equal;
a61af66fc99e Initial load
duke
parents:
diff changeset
786 const char *_not_equal;
a61af66fc99e Initial load
duke
parents:
diff changeset
787 const char *_less;
a61af66fc99e Initial load
duke
parents:
diff changeset
788 const char *_greater_equal;
a61af66fc99e Initial load
duke
parents:
diff changeset
789 const char *_less_equal;
a61af66fc99e Initial load
duke
parents:
diff changeset
790 const char *_greater;
415
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
791 const char *_equal_format;
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
792 const char *_not_equal_format;
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
793 const char *_less_format;
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
794 const char *_greater_equal_format;
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
795 const char *_less_equal_format;
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
796 const char *_greater_format;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
797
a61af66fc99e Initial load
duke
parents:
diff changeset
798 // Public Methods
415
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
799 CondInterface(const char* equal, const char* equal_format,
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
800 const char* not_equal, const char* not_equal_format,
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
801 const char* less, const char* less_format,
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
802 const char* greater_equal, const char* greater_equal_format,
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
803 const char* less_equal, const char* less_equal_format,
4d9884b01ba6 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
never
parents: 0
diff changeset
804 const char* greater, const char* greater_format);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
805 ~CondInterface();
a61af66fc99e Initial load
duke
parents:
diff changeset
806
a61af66fc99e Initial load
duke
parents:
diff changeset
807 void dump();
a61af66fc99e Initial load
duke
parents:
diff changeset
808 void output(FILE *fp);
a61af66fc99e Initial load
duke
parents:
diff changeset
809 };
a61af66fc99e Initial load
duke
parents:
diff changeset
810
a61af66fc99e Initial load
duke
parents:
diff changeset
811 //------------------------------ConstructRule----------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
812 class ConstructRule : public Form {
a61af66fc99e Initial load
duke
parents:
diff changeset
813 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
814
a61af66fc99e Initial load
duke
parents:
diff changeset
815 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
816 // Public Data
a61af66fc99e Initial load
duke
parents:
diff changeset
817 char *_expr; // String representing the match expression
a61af66fc99e Initial load
duke
parents:
diff changeset
818 char *_construct; // String representing C++ constructor code
a61af66fc99e Initial load
duke
parents:
diff changeset
819
a61af66fc99e Initial load
duke
parents:
diff changeset
820 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
821 ConstructRule(char *cnstr);
a61af66fc99e Initial load
duke
parents:
diff changeset
822 ~ConstructRule();
a61af66fc99e Initial load
duke
parents:
diff changeset
823
a61af66fc99e Initial load
duke
parents:
diff changeset
824 void dump();
a61af66fc99e Initial load
duke
parents:
diff changeset
825 void output(FILE *fp);
a61af66fc99e Initial load
duke
parents:
diff changeset
826 };
a61af66fc99e Initial load
duke
parents:
diff changeset
827
a61af66fc99e Initial load
duke
parents:
diff changeset
828
a61af66fc99e Initial load
duke
parents:
diff changeset
829 //==============================Shared=========================================
a61af66fc99e Initial load
duke
parents:
diff changeset
830 //------------------------------AttributeForm----------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
831 class AttributeForm : public Form {
a61af66fc99e Initial load
duke
parents:
diff changeset
832 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
833 // counters for unique instruction or operand ID
a61af66fc99e Initial load
duke
parents:
diff changeset
834 static int _insId; // user-defined machine instruction types
a61af66fc99e Initial load
duke
parents:
diff changeset
835 static int _opId; // user-defined operand types
a61af66fc99e Initial load
duke
parents:
diff changeset
836
a61af66fc99e Initial load
duke
parents:
diff changeset
837 int id; // hold type for this object
a61af66fc99e Initial load
duke
parents:
diff changeset
838
a61af66fc99e Initial load
duke
parents:
diff changeset
839 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
840 // Public Data
a61af66fc99e Initial load
duke
parents:
diff changeset
841 char *_attrname; // Name of attribute
a61af66fc99e Initial load
duke
parents:
diff changeset
842 int _atype; // Either INS_ATTR or OP_ATTR
a61af66fc99e Initial load
duke
parents:
diff changeset
843 char *_attrdef; // C++ source which evaluates to constant
a61af66fc99e Initial load
duke
parents:
diff changeset
844
a61af66fc99e Initial load
duke
parents:
diff changeset
845 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
846 AttributeForm(char *attr, int type, char *attrdef);
a61af66fc99e Initial load
duke
parents:
diff changeset
847 ~AttributeForm();
a61af66fc99e Initial load
duke
parents:
diff changeset
848
a61af66fc99e Initial load
duke
parents:
diff changeset
849 // Dynamic type check
a61af66fc99e Initial load
duke
parents:
diff changeset
850 virtual AttributeForm *is_attribute() const;
a61af66fc99e Initial load
duke
parents:
diff changeset
851
a61af66fc99e Initial load
duke
parents:
diff changeset
852 int type() { return id;} // return this object's "id"
a61af66fc99e Initial load
duke
parents:
diff changeset
853
a61af66fc99e Initial load
duke
parents:
diff changeset
854 static const char* _ins_cost; // "ins_cost"
a61af66fc99e Initial load
duke
parents:
diff changeset
855 static const char* _ins_pc_relative; // "ins_pc_relative"
a61af66fc99e Initial load
duke
parents:
diff changeset
856 static const char* _op_cost; // "op_cost"
a61af66fc99e Initial load
duke
parents:
diff changeset
857
a61af66fc99e Initial load
duke
parents:
diff changeset
858 void dump(); // Debug printer
a61af66fc99e Initial load
duke
parents:
diff changeset
859 void output(FILE *fp); // Write output files
a61af66fc99e Initial load
duke
parents:
diff changeset
860 };
a61af66fc99e Initial load
duke
parents:
diff changeset
861
a61af66fc99e Initial load
duke
parents:
diff changeset
862 //------------------------------Component--------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
863 class Component : public Form {
a61af66fc99e Initial load
duke
parents:
diff changeset
864 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
865
a61af66fc99e Initial load
duke
parents:
diff changeset
866 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
867 // Public Data
a61af66fc99e Initial load
duke
parents:
diff changeset
868 const char *_name; // Name of this component
a61af66fc99e Initial load
duke
parents:
diff changeset
869 const char *_type; // Type of this component
a61af66fc99e Initial load
duke
parents:
diff changeset
870 int _usedef; // Value of component
a61af66fc99e Initial load
duke
parents:
diff changeset
871
a61af66fc99e Initial load
duke
parents:
diff changeset
872 // Public Methods
a61af66fc99e Initial load
duke
parents:
diff changeset
873 Component(const char *name, const char *type, int usedef);
a61af66fc99e Initial load
duke
parents:
diff changeset
874 ~Component();
a61af66fc99e Initial load
duke
parents:
diff changeset
875
a61af66fc99e Initial load
duke
parents:
diff changeset
876
a61af66fc99e Initial load
duke
parents:
diff changeset
877 // Return 'true' if this use def info equals the parameter
a61af66fc99e Initial load
duke
parents:
diff changeset
878 bool is(int use_def_kill_enum) const;
a61af66fc99e Initial load
duke
parents:
diff changeset
879 // Return 'true' if this use def info is a superset of parameter
a61af66fc99e Initial load
duke
parents:
diff changeset
880 bool isa(int use_def_kill_enum) const;
a61af66fc99e Initial load
duke
parents:
diff changeset
881 int promote_use_def_info(int new_use_def);
a61af66fc99e Initial load
duke
parents:
diff changeset
882 const char *base_type(FormDict &globals);
a61af66fc99e Initial load
duke
parents:
diff changeset
883 // Form::DataType is_base_constant(FormDict &globals);
a61af66fc99e Initial load
duke
parents:
diff changeset
884
a61af66fc99e Initial load
duke
parents:
diff changeset
885 void dump(); // Debug printer
a61af66fc99e Initial load
duke
parents:
diff changeset
886 void output(FILE *fp); // Write to output files
a61af66fc99e Initial load
duke
parents:
diff changeset
887
a61af66fc99e Initial load
duke
parents:
diff changeset
888 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
889 // Implementation depends upon working bit intersection and union.
a61af66fc99e Initial load
duke
parents:
diff changeset
890 enum use_def_enum {
a61af66fc99e Initial load
duke
parents:
diff changeset
891 INVALID = 0x0,
a61af66fc99e Initial load
duke
parents:
diff changeset
892 USE = 0x1,
a61af66fc99e Initial load
duke
parents:
diff changeset
893 DEF = 0x2, USE_DEF = 0x3,
a61af66fc99e Initial load
duke
parents:
diff changeset
894 KILL = 0x4, USE_KILL = 0x5,
a61af66fc99e Initial load
duke
parents:
diff changeset
895 SYNTHETIC = 0x8,
a61af66fc99e Initial load
duke
parents:
diff changeset
896 TEMP = USE | SYNTHETIC
a61af66fc99e Initial load
duke
parents:
diff changeset
897 };
a61af66fc99e Initial load
duke
parents:
diff changeset
898 };
a61af66fc99e Initial load
duke
parents:
diff changeset
899
a61af66fc99e Initial load
duke
parents:
diff changeset
900
a61af66fc99e Initial load
duke
parents:
diff changeset
901 //------------------------------MatchNode--------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
902 class MatchNode : public Form {
a61af66fc99e Initial load
duke
parents:
diff changeset
903 private:
a61af66fc99e Initial load
duke
parents:
diff changeset
904
a61af66fc99e Initial load
duke
parents:
diff changeset
905 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
906 // Public Data
a61af66fc99e Initial load
duke
parents:
diff changeset
907 const char *_result; // The name of the output of this node
a61af66fc99e Initial load
duke
parents:
diff changeset
908 const char *_name; // The name that appeared in the match rule
a61af66fc99e Initial load
duke
parents:
diff changeset
909 const char *_opType; // The Operation/Type matched
a61af66fc99e Initial load
duke
parents:
diff changeset
910 MatchNode *_lChild; // Left child in expression tree
a61af66fc99e Initial load
duke
parents:
diff changeset
911 MatchNode *_rChild; // Right child in expression tree
a61af66fc99e Initial load
duke
parents:
diff changeset
912 int _numleaves; // Sum of numleaves for all direct children
a61af66fc99e Initial load
duke
parents:
diff changeset
913 ArchDesc &_AD; // Reference to ArchDesc object
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914 char *_internalop; // String representing internal operand
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915 int _commutative_id; // id of commutative operation
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916
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917 // Public Methods
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918 MatchNode(ArchDesc &ad, const char *result = 0, const char *expr = 0,
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919 const char *opType=0, MatchNode *lChild=NULL,
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920 MatchNode *rChild=NULL);
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921 MatchNode(ArchDesc &ad, MatchNode& mNode); // Shallow copy constructor;
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922 MatchNode(ArchDesc &ad, MatchNode& mNode, int clone); // Construct clone
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923 ~MatchNode();
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924
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925 // return 0 if not found:
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926 // return 1 if found and position is incremented by operand offset in rule
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927 bool find_name(const char *str, int &position) const;
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928 bool find_type(const char *str, int &position) const;
603
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
929 virtual void append_components(FormDict& locals, ComponentList& components,
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
930 bool def_flag = false) const;
0
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931 bool base_operand(uint &position, FormDict &globals,
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932 const char * &result, const char * &name,
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933 const char * &opType) const;
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934 // recursive count on operands
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935 uint num_consts(FormDict &globals) const;
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936 uint num_const_ptrs(FormDict &globals) const;
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937 // recursive count of constants with specified type
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938 uint num_consts(FormDict &globals, Form::DataType type) const;
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939 // uint num_consts() const; // Local inspection only
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940 int needs_ideal_memory_edge(FormDict &globals) const;
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941 int needs_base_oop_edge() const;
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942
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parents:
diff changeset
943 // Help build instruction predicates. Search for operand names.
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diff changeset
944 void count_instr_names( Dict &names );
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945 int build_instr_pred( char *buf, const char *name, int cnt );
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946 void build_internalop( );
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947
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948 // Return the name of the operands associated with reducing to this operand:
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949 // The result type, plus the left and right sides of the binary match
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950 // Return NULL if there is no left or right hand side
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951 bool sets_result() const; // rule "Set"s result of match
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952 const char *reduce_right(FormDict &globals) const;
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953 const char *reduce_left (FormDict &globals) const;
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954
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diff changeset
955 // Recursive version of check in MatchRule
603
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
twisti
parents: 599
diff changeset
956 int cisc_spill_match(FormDict& globals, RegisterForm* registers,
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
twisti
parents: 599
diff changeset
957 MatchNode* mRule2, const char* &operand,
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
958 const char* &reg_type);
0
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959 int cisc_spill_merge(int left_result, int right_result);
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960
603
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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961 virtual bool equivalent(FormDict& globals, MatchNode* mNode2);
0
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962
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963 void count_commutative_op(int& count);
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964 void swap_commutative_op(bool atroot, int count);
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965
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966 void dump();
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967 void output(FILE *fp);
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968 };
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969
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970 //------------------------------MatchRule--------------------------------------
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971 class MatchRule : public MatchNode {
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972 private:
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973
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974 public:
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975 // Public Data
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976 const char *_machType; // Machine type index
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977 int _depth; // Expression tree depth
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978 char *_construct; // String representing C++ constructor code
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979 int _numchilds; // Number of direct children
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980 MatchRule *_next; // Pointer to next match rule
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981
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982 // Public Methods
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diff changeset
983 MatchRule(ArchDesc &ad);
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diff changeset
984 MatchRule(ArchDesc &ad, MatchRule* mRule); // Shallow copy constructor;
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985 MatchRule(ArchDesc &ad, MatchNode* mroot, int depth, char* construct, int numleaves);
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986 ~MatchRule();
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diff changeset
987
603
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parents: 599
diff changeset
988 virtual void append_components(FormDict& locals, ComponentList& components, bool def_flag = false) const;
0
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989 // Recursive call on all operands' match rules in my match rule.
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990 bool base_operand(uint &position, FormDict &globals,
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991 const char * &result, const char * &name,
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992 const char * &opType) const;
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993
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994
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995 bool is_base_register(FormDict &globals) const;
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996 Form::DataType is_base_constant(FormDict &globals) const;
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parents:
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997 bool is_chain_rule(FormDict &globals) const;
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998 int is_ideal_copy() const;
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999 int is_expensive() const; // node matches ideal 'CosD'
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1000 bool is_ideal_unlock() const;
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diff changeset
1001 bool is_ideal_call_leaf() const;
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parents:
diff changeset
1002 bool is_ideal_if() const; // node matches ideal 'If'
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1003 bool is_ideal_fastlock() const; // node matches ideal 'FastLock'
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parents:
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1004 bool is_ideal_jump() const; // node matches ideal 'Jump'
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diff changeset
1005 bool is_ideal_membar() const; // node matches ideal 'MemBarXXX'
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1006 bool is_ideal_loadPC() const; // node matches ideal 'LoadPC'
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1007 bool is_ideal_box() const; // node matches ideal 'Box'
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1008 bool is_ideal_goto() const; // node matches ideal 'Goto'
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1009 bool is_ideal_loopEnd() const; // node matches ideal 'LoopEnd'
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diff changeset
1010 bool is_ideal_bool() const; // node matches ideal 'Bool'
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diff changeset
1011 Form::DataType is_ideal_load() const;// node matches ideal 'LoadXNode'
855
f9094a5e1c8a 6857159: local schedule failed with checkcast of Thread.currentThread()
never
parents: 605
diff changeset
1012 // Should antidep checks be disabled for this rule
f9094a5e1c8a 6857159: local schedule failed with checkcast of Thread.currentThread()
never
parents: 605
diff changeset
1013 // See definition of MatchRule::skip_antidep_check
f9094a5e1c8a 6857159: local schedule failed with checkcast of Thread.currentThread()
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parents: 605
diff changeset
1014 bool skip_antidep_check() const;
0
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diff changeset
1015 Form::DataType is_ideal_store() const;// node matches ideal 'StoreXNode'
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1016
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1017 // Check if 'mRule2' is a cisc-spill variant of this MatchRule
603
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
twisti
parents: 599
diff changeset
1018 int matchrule_cisc_spill_match(FormDict &globals, RegisterForm* registers,
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
1019 MatchRule* mRule2, const char* &operand,
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
1020 const char* &reg_type);
0
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parents:
diff changeset
1021
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diff changeset
1022 // Check if 'mRule2' is equivalent to this MatchRule
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dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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diff changeset
1023 virtual bool equivalent(FormDict& globals, MatchNode* mRule2);
0
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1024
603
dbbe28fc66b5 6778669: Patch from Red Hat -- fixes compilation errors
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parents: 599
diff changeset
1025 void matchrule_swap_commutative_op(const char* instr_ident, int count, int& match_rules_cnt);
0
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parents:
diff changeset
1026
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1027 void dump();
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diff changeset
1028 void output(FILE *fp);
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parents:
diff changeset
1029 };
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diff changeset
1030
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diff changeset
1031 //------------------------------Attribute--------------------------------------
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1032 class Attribute : public Form {
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1033 private:
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diff changeset
1034
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1035 public:
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diff changeset
1036 // Public Data
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parents:
diff changeset
1037 char *_ident; // Name of predefined attribute
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parents:
diff changeset
1038 char *_val; // C++ source which evaluates to constant
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parents:
diff changeset
1039 int _atype; // Either INS_ATTR or OP_ATTR
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parents:
diff changeset
1040 int int_val(ArchDesc &ad); // Return atoi(_val), ensuring syntax.
a61af66fc99e Initial load
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parents:
diff changeset
1041
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parents:
diff changeset
1042 // Public Methods
a61af66fc99e Initial load
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parents:
diff changeset
1043 Attribute(char *id, char* val, int type);
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diff changeset
1044 ~Attribute();
a61af66fc99e Initial load
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parents:
diff changeset
1045
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parents:
diff changeset
1046 void dump();
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parents:
diff changeset
1047 void output(FILE *fp);
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parents:
diff changeset
1048 };
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parents:
diff changeset
1049
a61af66fc99e Initial load
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parents:
diff changeset
1050 //------------------------------FormatRule-------------------------------------
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parents:
diff changeset
1051 class FormatRule : public Form {
a61af66fc99e Initial load
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parents:
diff changeset
1052 private:
a61af66fc99e Initial load
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parents:
diff changeset
1053
a61af66fc99e Initial load
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diff changeset
1054 public:
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parents:
diff changeset
1055 // Public Data
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parents:
diff changeset
1056 // There is an entry in _strings, perhaps NULL, that precedes each _rep_vars
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parents:
diff changeset
1057 NameList _strings; // Strings passed through to tty->print
a61af66fc99e Initial load
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parents:
diff changeset
1058 NameList _rep_vars; // replacement variables
a61af66fc99e Initial load
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parents:
diff changeset
1059 char *_temp; // String representing the assembly code
a61af66fc99e Initial load
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parents:
diff changeset
1060
a61af66fc99e Initial load
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parents:
diff changeset
1061 // Public Methods
a61af66fc99e Initial load
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parents:
diff changeset
1062 FormatRule(char *temp);
a61af66fc99e Initial load
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parents:
diff changeset
1063 ~FormatRule();
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parents:
diff changeset
1064
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parents:
diff changeset
1065 void dump();
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parents:
diff changeset
1066 void output(FILE *fp);
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parents:
diff changeset
1067 };
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
1068
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
1069 #endif // SHARE_VM_ADLC_FORMSSEL_HPP