stage3/flow_control_analysis.hh
author mjsousa <msousa@fe.up.pt>
Tue, 15 May 2012 23:03:25 +0100
changeset 560 13b5b7faa3d7
parent 463 fafa9abc166e
child 672 dee28c5bdc73
permissions -rw-r--r--
Renamed class, remove unused code, delete allocated objects.
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     1
/*
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     2
 *  matiec - a compiler for the programming languages defined in IEC 61131-3
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     3
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     4
 *  Copyright (C) 2012  Mario de Sousa (msousa@fe.up.pt)
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     5
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     6
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     7
 *  This program is free software: you can redistribute it and/or modify
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     8
 *  it under the terms of the GNU General Public License as published by
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
     9
 *  the Free Software Foundation, either version 3 of the License, or
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    10
 *  (at your option) any later version.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    11
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    12
 *  This program is distributed in the hope that it will be useful,
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    13
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    14
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    15
 *  GNU General Public License for more details.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    16
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    17
 *  You should have received a copy of the GNU General Public License
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    18
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    19
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    20
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    21
 * This code is made available on the understanding that it will not be
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    22
 * used in safety-critical situations without a full and competent review.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    23
 */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    24
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    25
/*
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    26
 * An IEC 61131-3 compiler.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    27
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    28
 * Based on the
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    29
 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    30
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    31
 */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    32
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    33
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    34
/*
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    35
 *  Do flow control analysis of the IEC 61131-3 code.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    36
 *
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    37
 *  We currently only do this for IL code.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    38
 *  This class will annotate the abstract syntax tree, by filling in the
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    39
 *  prev_il_instruction variable in the il_instruction_c, so it points to
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    40
 *  the previous il_instruction_c object in the instruction list instruction_list_c.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    41
 */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    42
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    43
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    44
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    45
#include "../absyntax_utils/absyntax_utils.hh"
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    46
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    47
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    48
class flow_control_analysis_c: public iterator_visitor_c {
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    49
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    50
  private:
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
    51
    search_il_label_c *search_il_label;
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    52
    symbol_c *prev_il_instruction;
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
    53
    symbol_c *curr_il_instruction;
463
fafa9abc166e Correctly handle JMP and RET IL operators in flow control analysis.
Mario de Sousa <msousa@fe.up.pt>
parents: 459
diff changeset
    54
    bool      prev_il_instruction_is_JMP_or_RET;
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    55
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    56
  public:
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    57
    flow_control_analysis_c(symbol_c *ignore);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    58
    virtual ~flow_control_analysis_c(void);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    59
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    60
    /**************************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    61
    /* B 1.5 - Program organization units */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    62
    /**************************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    63
    /***********************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    64
    /* B 1.5.1 - Functions */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    65
    /***********************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    66
    void *visit(function_declaration_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    67
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    68
    /*****************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    69
    /* B 1.5.2 - Function blocks */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    70
    /*****************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    71
    void *visit(function_block_declaration_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    72
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    73
    /**********************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    74
    /* B 1.5.3 - Programs */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    75
    /**********************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    76
    void *visit(program_declaration_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    77
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    78
    /********************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    79
    /* B 1.7 Configuration elements */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    80
    /********************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    81
    void *visit(configuration_declaration_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    82
    
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    83
    /****************************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    84
    /* B.2 - Language IL (Instruction List) */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    85
    /****************************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    86
    /***********************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    87
    /* B 2.1 Instructions and Operands */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    88
    /***********************************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    89
    void *visit(instruction_list_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    90
    void *visit(il_instruction_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    91
//     void *visit(il_simple_operation_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    92
//     void *visit(il_function_call_c *symbol);
453
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 452
diff changeset
    93
    void *visit(il_expression_c *symbol);
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
    94
    void *visit(il_jump_operation_c *symbol);
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    95
//     void *visit(il_fb_call_c *symbol);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
    96
//     void *visit(il_formal_funct_call_c *symbol);
452
79ac274d1cc4 Start of support for IL expressions (parenthesis).
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
    97
//     void *visit(il_operand_list_c *symbol);
79ac274d1cc4 Start of support for IL expressions (parenthesis).
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
    98
       void *visit(simple_instr_list_c *symbol);
453
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 452
diff changeset
    99
       void *visit(il_simple_instruction_c*symbol);
452
79ac274d1cc4 Start of support for IL expressions (parenthesis).
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   100
//     void *visit(il_param_list_c *symbol);
79ac274d1cc4 Start of support for IL expressions (parenthesis).
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   101
//     void *visit(il_param_assignment_c *symbol);
79ac274d1cc4 Start of support for IL expressions (parenthesis).
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   102
//     void *visit(il_param_out_assignment_c *symbol);
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   103
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   104
    /*******************/
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   105
    /* B 2.2 Operators */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   106
    /*******************/
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   107
//     void *visit(   LD_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   108
//     void *visit(  LDN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   109
//     void *visit(   ST_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   110
//     void *visit(  STN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   111
//     void *visit(  NOT_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   112
//     void *visit(    S_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   113
//     void *visit(    R_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   114
//     void *visit(   S1_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   115
//     void *visit(   R1_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   116
//     void *visit(  CLK_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   117
//     void *visit(   CU_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   118
//     void *visit(   CD_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   119
//     void *visit(   PV_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   120
//     void *visit(   IN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   121
//     void *visit(   PT_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   122
//     void *visit(  AND_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   123
//     void *visit(   OR_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   124
//     void *visit(  XOR_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   125
//     void *visit( ANDN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   126
//     void *visit(  ORN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   127
//     void *visit( XORN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   128
//     void *visit(  ADD_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   129
//     void *visit(  SUB_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   130
//     void *visit(  MUL_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   131
//     void *visit(  DIV_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   132
//     void *visit(  MOD_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   133
//     void *visit(   GT_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   134
//     void *visit(   GE_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   135
//     void *visit(   EQ_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   136
//     void *visit(   LT_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   137
//     void *visit(   LE_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   138
//     void *visit(   NE_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   139
//     void *visit(  CAL_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   140
//     void *visit( CALC_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   141
//     void *visit(CALCN_operator_c *symbol);
463
fafa9abc166e Correctly handle JMP and RET IL operators in flow control analysis.
Mario de Sousa <msousa@fe.up.pt>
parents: 459
diff changeset
   142
     void *visit(  RET_operator_c *symbol);
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   143
//     void *visit( RETC_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   144
//     void *visit(RETCN_operator_c *symbol);
463
fafa9abc166e Correctly handle JMP and RET IL operators in flow control analysis.
Mario de Sousa <msousa@fe.up.pt>
parents: 459
diff changeset
   145
     void *visit(  JMP_operator_c *symbol);
459
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   146
//     void *visit( JMPC_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   147
//     void *visit(JMPCN_operator_c *symbol);
01f6664bf8c5 Continue adding support for semantic verification of JMP and RET.
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   148
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   149
    /* Symbol class handled together with function call checks */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   150
    // void *visit(il_assign_operator_c *symbol, variable_name);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   151
    /* Symbol class handled together with function call checks */
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   152
    // void *visit(il_assign_operator_c *symbol, option, variable_name);
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   153
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   154
}; // flow_control_analysis_c
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   155
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   156
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   157
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   158
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   159
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   160
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   161
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents:
diff changeset
   162