author | Mario de Sousa <msousa@fe.up.pt> |
Thu, 27 Dec 2012 15:31:01 +0000 | |
changeset 778 | 44e02a88f1e7 |
parent 762 | a3d917474ae4 |
child 793 | 268bf4ca5fa1 |
permissions | -rwxr-xr-x |
70 | 1 |
/* |
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* matiec - a compiler for the programming languages defined in IEC 61131-3 |
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* |
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* Copyright (C) 2003-2011 Mario de Sousa (msousa@fe.up.pt) |
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* Copyright (C) 2007-2011 Laurent Bessard and Edouard Tisserant |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* |
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* This code is made available on the understanding that it will not be |
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* used in safety-critical situations without a full and competent review. |
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*/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/* Returns the data type of an il_operand. |
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* |
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* Note that the il_operand may be a variable, in which case |
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* we return the type of the variable instance. |
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* The il_operand may also be a constant, in which case |
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* we return the data type of that constant. |
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* |
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* The variable instance may be a member of a structured variable, |
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* or an element in an array, or any combination of the two. |
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* |
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* The class constructor must be given the search scope |
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* (function, function block or program within which |
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* the possible il_operand variable instance was declared). |
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*/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/* A new class to ouput the IL implicit variable to c++ code |
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* We use this class, inheriting from symbol_c, so it may be used |
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* as any other symbol_c object in the intermediate parse tree, |
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* more specifically, so it can be used as any other il operand. |
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* This makes the rest of the code much easier... |
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* |
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* Nevertheless, the basic visitor class visitor_c does not know |
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* how to visit this new il_default_variable_c class, so we have |
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* to extend that too. |
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* In reality extending the basic symbols doesn't quite work out |
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* as cleanly as desired (we need to use dynamic_cast in the |
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* accept method of the il_default_variable_c), but it is cleaner |
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* than the alternative... |
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*/ |
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class il_default_variable_c; |
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/* This visitor class is not really required, we could place the |
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* visit() method directly in genertae_cc_il_c, but doing it in |
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* a seperate class makes the architecture more evident... |
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*/ |
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class il_default_variable_visitor_c { |
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public: |
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virtual void *visit(il_default_variable_c *symbol) = 0; |
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virtual ~il_default_variable_visitor_c(void) {return;} |
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}; |
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/* A class to print out to the resulting C++ code |
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* the IL implicit variable name. |
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* |
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* It includes a reference to its name, |
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* and the data type of the data currently stored |
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* in this C++ variable... This is required because the |
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* C++ variable is a union, and we must know which member |
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* of the union top reference!! |
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* |
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* Note that we also need to keep track of the data type of |
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* the value currently being stored in the IL implicit variable. |
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* This is required so we can process parenthesis, |
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* |
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* e.g. : |
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* LD var1 |
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* AND ( |
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* LD var2 |
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* OR var3 |
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* ) |
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* |
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* Note that we only execute the 'AND (' operation when we come across |
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* the ')', i.e. once we have evaluated the result of the |
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* instructions inside the parenthesis. |
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* When we do execute the 'AND (' operation, we need to know the data type |
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* of the operand, which in this case is the result of the evaluation of the |
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* instruction list inside the parenthesis. We can only know this if we |
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* keep track of the data type currently stored in the IL implicit variable! |
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* |
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* We use the current_type inside the generate_c_il::default_variable_name variable |
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* to track this! |
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*/ |
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class il_default_variable_c: public symbol_c { |
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public: |
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symbol_c *var_name; /* in principle, this should point to an indentifier_c */ |
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public: |
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il_default_variable_c(const char *var_name_str, symbol_c *current_type); |
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virtual void *accept(visitor_c &visitor); |
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}; |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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/***********************************************************************/ |
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class generate_c_il_c: public generate_c_typedecl_c, il_default_variable_visitor_c { |
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public: |
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typedef enum { |
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expression_vg, |
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assignment_vg, |
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complextype_base_vg, |
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complextype_base_assignment_vg, |
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complextype_suffix_vg, |
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fparam_output_vg |
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} variablegeneration_t; |
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private: |
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/* Label to which the current IL jump operation should jump to... */ |
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/* This variable is used to pass data from the |
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* il_jump_operation_c visitor |
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* to the il jump operator visitors (i.e. JMP_operator_c, |
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* JMPC_operator_c, JMPCN_operator_c, ...) |
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*/ |
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symbol_c *jump_label; |
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|
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/* the data type of the IL implicit variable... */ |
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#define IL_DEFVAR_T VAR_LEADER "IL_DEFVAR_T" |
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/* The name of the IL implicit variable... */ |
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#define IL_DEFVAR VAR_LEADER "IL_DEFVAR" |
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/* The name of the variable used to pass the result of a |
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* parenthesised instruction list to the immediately preceding |
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* scope ... |
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*/ |
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#define IL_DEFVAR_BACK VAR_LEADER "IL_DEFVAR_BACK" |
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il_default_variable_c implicit_variable_current; /* the current implicit variable, with the datatype resulting from the previous IL operation */ |
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il_default_variable_c implicit_variable_result; /* the resulting implicit variable, with the datatype resulting from the current IL operation */ |
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il_default_variable_c implicit_variable_result_back; |
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/* Operand to the IL operation currently being processed... */ |
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/* These variables are used to pass data from the |
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* il_simple_operation_c and il_expression_c visitors |
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* to the il operator visitors (i.e. LD_operator_c, |
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* LDN_operator_c, ST_operator_c, STN_operator_c, ...) |
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*/ |
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symbol_c *current_operand; |
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/* When calling a function block, we must first find it's type, |
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* by searching through the declarations of the variables currently |
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* in scope. |
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* This class does just that... |
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* A new class is instantiated whenever we begin generating the code |
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* for a function block type declaration, or a program declaration. |
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* This object instance will then later be called while the |
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* function block's or the program's body is being handled. |
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* |
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* Note that functions cannot contain calls to function blocks, |
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* so we do not create an object instance when handling |
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* a function declaration. |
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*/ |
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search_fb_instance_decl_c *search_fb_instance_decl; |
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||
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search_varfb_instance_type_c *search_varfb_instance_type; |
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search_var_instance_decl_c *search_var_instance_decl; |
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symbol_c* current_array_type; |
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symbol_c* current_param_type; |
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int fcall_number; |
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symbol_c *fbname; |
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variablegeneration_t wanted_variablegeneration; |
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public: |
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generate_c_il_c(stage4out_c *s4o_ptr, symbol_c *name, symbol_c *scope, const char *variable_prefix = NULL) |
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: generate_c_typedecl_c(s4o_ptr), |
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implicit_variable_current (IL_DEFVAR, NULL), |
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implicit_variable_result (IL_DEFVAR, NULL), |
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implicit_variable_result_back(IL_DEFVAR_BACK, NULL) |
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{ |
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search_fb_instance_decl = new search_fb_instance_decl_c (scope); |
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search_varfb_instance_type = new search_varfb_instance_type_c(scope); |
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search_var_instance_decl = new search_var_instance_decl_c (scope); |
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208 |
|
70 | 209 |
current_operand = NULL; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
210 |
current_array_type = NULL; |
235 | 211 |
current_param_type = NULL; |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
212 |
fcall_number = 0; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
213 |
fbname = name; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
214 |
wanted_variablegeneration = expression_vg; |
70 | 215 |
this->set_variable_prefix(variable_prefix); |
216 |
} |
|
217 |
||
218 |
virtual ~generate_c_il_c(void) { |
|
219 |
delete search_fb_instance_decl; |
|
98 | 220 |
delete search_varfb_instance_type; |
505
21be0f2f242d
Removing code from search_varfb_instance_type_c (use search_var_instance_decl_c instead).
Mario de Sousa <msousa@fe.up.pt>
parents:
498
diff
changeset
|
221 |
delete search_var_instance_decl; |
70 | 222 |
} |
223 |
||
224 |
void generate(instruction_list_c *il) { |
|
225 |
il->accept(*this); |
|
226 |
} |
|
227 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
228 |
private: |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
229 |
/* Declare an implicit IL variable... */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
230 |
void declare_implicit_variable(il_default_variable_c *implicit_var) { |
70 | 231 |
s4o.print(s4o.indent_spaces); |
232 |
s4o.print(IL_DEFVAR_T); |
|
233 |
s4o.print(" "); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
234 |
implicit_var->datatype = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
235 |
implicit_var->accept(*this); |
70 | 236 |
s4o.print(";\n"); |
237 |
} |
|
238 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
239 |
public: |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
240 |
/* Declare the default variable, that will store the result of the IL operations */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
241 |
void declare_implicit_variable(void) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
242 |
declare_implicit_variable(&this->implicit_variable_result); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
243 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
244 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
245 |
/* Declare the backup to the default variable, that will store the result of the IL operations executed inside a parenthesis... */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
246 |
void declare_implicit_variable_back(void) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
247 |
declare_implicit_variable(&this->implicit_variable_result_back); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
248 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
249 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
250 |
void print_implicit_variable_back(void) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
251 |
this->implicit_variable_result_back.accept(*this); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
252 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
253 |
|
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
254 |
|
70 | 255 |
private: |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
256 |
/* a small helper function */ |
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
257 |
symbol_c *default_literal_type(symbol_c *symbol) { |
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
258 |
if (get_datatype_info_c::is_ANY_INT_literal(symbol)) { |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
259 |
return &get_datatype_info_c::lint_type_name; |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
260 |
} |
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
261 |
else if (get_datatype_info_c::is_ANY_REAL_literal(symbol)) { |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
262 |
return &get_datatype_info_c::lreal_type_name; |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
263 |
} |
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
264 |
return symbol; |
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
265 |
} |
70 | 266 |
|
267 |
/* A helper function... */ |
|
268 |
void *XXX_operator(symbol_c *lo, const char *op, symbol_c *ro) { |
|
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
269 |
if ((NULL == lo) || (NULL == ro) || (NULL == op)) ERROR; |
70 | 270 |
|
271 |
lo->accept(*this); |
|
272 |
s4o.print(op); |
|
273 |
ro->accept(*this); |
|
274 |
return NULL; |
|
275 |
} |
|
276 |
||
277 |
/* A helper function... */ |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
278 |
void *XXX_function(symbol_c *res, const char *func, symbol_c *lo, symbol_c *ro) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
279 |
if ((NULL == res) || (NULL == lo) || (NULL == ro)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
280 |
if (NULL == func) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
281 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
282 |
res->accept(*this); |
70 | 283 |
s4o.print(" = "); |
284 |
s4o.print(func); |
|
285 |
s4o.print("("); |
|
286 |
lo->accept(*this); |
|
287 |
s4o.print(", "); |
|
288 |
ro->accept(*this); |
|
289 |
s4o.print(")"); |
|
290 |
return NULL; |
|
291 |
} |
|
292 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
293 |
/* A helper function... used for implicit FB calls: S1, R1, CLK, CU, CD, PV, IN, and PT */ |
70 | 294 |
void *XXX_CAL_operator(const char *param_name, symbol_c *fb_name) { |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
295 |
if (wanted_variablegeneration != expression_vg) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
296 |
s4o.print(param_name); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
297 |
return NULL; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
298 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
299 |
|
70 | 300 |
if (NULL == fb_name) ERROR; |
301 |
symbolic_variable_c *sv = dynamic_cast<symbolic_variable_c *>(fb_name); |
|
302 |
if (NULL == sv) ERROR; |
|
303 |
identifier_c *id = dynamic_cast<identifier_c *>(sv->var_name); |
|
304 |
if (NULL == id) ERROR; |
|
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
305 |
|
70 | 306 |
identifier_c param(param_name); |
307 |
||
308 |
//SYM_REF3(il_param_assignment_c, il_assign_operator, il_operand, simple_instr_list) |
|
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
309 |
il_assign_operator_c il_assign_operator(¶m); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
310 |
il_param_assignment_c il_param_assignment(&il_assign_operator, &this->implicit_variable_current, NULL); |
70 | 311 |
// SYM_LIST(il_param_list_c) |
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
312 |
il_param_list_c il_param_list; |
70 | 313 |
il_param_list.add_element(&il_param_assignment); |
314 |
CAL_operator_c CAL_operator; |
|
315 |
// SYM_REF4(il_fb_call_c, il_call_operator, fb_name, il_operand_list, il_param_list) |
|
316 |
il_fb_call_c il_fb_call(&CAL_operator, id, NULL, &il_param_list); |
|
317 |
||
318 |
il_fb_call.accept(*this); |
|
319 |
return NULL; |
|
320 |
} |
|
321 |
||
322 |
/* A helper function... */ |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
323 |
void *CMP_operator(symbol_c *operand, const char *operation) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
324 |
if (NULL == operand) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
325 |
if (NULL == operand->datatype) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
326 |
if (NULL == this->implicit_variable_current.datatype) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
327 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
328 |
this->implicit_variable_result.accept(*this); |
70 | 329 |
s4o.print(" = "); |
330 |
s4o.print(operation); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
331 |
operand->datatype->accept(*this); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
332 |
/* NOTE: we are calling a standard Function: |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
333 |
* 1st parameter: EN (enable) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
334 |
* 2nd parameter: ENO (enable output) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
335 |
* 3rd parameter: number of operands we will be passing (required because we are calling an extensible standard function!) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
336 |
* 4th parameter: the left hand side of the comparison expression (in out case, the IL implicit variable) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
337 |
* 4th parameter: the right hand side of the comparison expression (in out case, current operand) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
338 |
*/ |
149 | 339 |
s4o.print("(__BOOL_LITERAL(TRUE), NULL, 2, "); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
340 |
this->implicit_variable_current.accept(*this); |
70 | 341 |
s4o.print(", "); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
342 |
operand->accept(*this); |
70 | 343 |
s4o.print(")"); |
344 |
||
345 |
return NULL; |
|
346 |
} |
|
347 |
||
348 |
||
349 |
/* A helper function... */ |
|
350 |
void C_modifier(void) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
351 |
if (!get_datatype_info_c::is_BOOL_compatible(implicit_variable_current.datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
352 |
s4o.print("if ("); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
353 |
this->implicit_variable_current.accept(*this); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
354 |
s4o.print(") "); |
70 | 355 |
} |
356 |
||
357 |
/* A helper function... */ |
|
358 |
void CN_modifier(void) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
359 |
if (!get_datatype_info_c::is_BOOL_compatible(implicit_variable_current.datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
360 |
s4o.print("if (!"); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
361 |
this->implicit_variable_current.accept(*this); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
362 |
s4o.print(") "); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
363 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
364 |
|
210
8387cac2aba6
Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents:
208
diff
changeset
|
365 |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
366 |
void *print_getter(symbol_c *symbol) { |
505
21be0f2f242d
Removing code from search_varfb_instance_type_c (use search_var_instance_decl_c instead).
Mario de Sousa <msousa@fe.up.pt>
parents:
498
diff
changeset
|
367 |
unsigned int vartype = search_var_instance_decl->get_vartype(symbol); |
235 | 368 |
if (wanted_variablegeneration == fparam_output_vg) { |
369 |
if (vartype == search_var_instance_decl_c::external_vt) |
|
370 |
s4o.print(GET_EXTERNAL_BY_REF); |
|
371 |
else if (vartype == search_var_instance_decl_c::located_vt) |
|
372 |
s4o.print(GET_LOCATED_BY_REF); |
|
373 |
else |
|
374 |
s4o.print(GET_VAR_BY_REF); |
|
375 |
} |
|
376 |
else { |
|
377 |
if (vartype == search_var_instance_decl_c::external_vt) |
|
378 |
s4o.print(GET_EXTERNAL); |
|
379 |
else if (vartype == search_var_instance_decl_c::located_vt) |
|
380 |
s4o.print(GET_LOCATED); |
|
381 |
else |
|
382 |
s4o.print(GET_VAR); |
|
383 |
} |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
384 |
s4o.print("("); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
385 |
|
235 | 386 |
variablegeneration_t old_wanted_variablegeneration = wanted_variablegeneration; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
387 |
wanted_variablegeneration = complextype_base_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
388 |
symbol->accept(*this); |
531
e7d6f28fc882
Make temporary fix to is_complex() method.
Mario de Sousa <msousa@fe.up.pt>
parents:
505
diff
changeset
|
389 |
if (search_var_instance_decl->type_is_complex(symbol)) |
235 | 390 |
s4o.print(","); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
391 |
wanted_variablegeneration = complextype_suffix_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
392 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
393 |
s4o.print(")"); |
235 | 394 |
wanted_variablegeneration = old_wanted_variablegeneration; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
395 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
396 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
397 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
398 |
void *print_setter(symbol_c* symbol, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
399 |
symbol_c* type, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
400 |
symbol_c* value, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
401 |
symbol_c* fb_symbol = NULL, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
402 |
symbol_c* fb_value = NULL, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
403 |
bool negative = false) { |
405
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
404 |
|
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
405 |
bool type_is_complex = false; |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
406 |
if (fb_symbol == NULL) { |
505
21be0f2f242d
Removing code from search_varfb_instance_type_c (use search_var_instance_decl_c instead).
Mario de Sousa <msousa@fe.up.pt>
parents:
498
diff
changeset
|
407 |
unsigned int vartype = search_var_instance_decl->get_vartype(symbol); |
531
e7d6f28fc882
Make temporary fix to is_complex() method.
Mario de Sousa <msousa@fe.up.pt>
parents:
505
diff
changeset
|
408 |
type_is_complex = search_var_instance_decl->type_is_complex(symbol); |
405
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
409 |
if (vartype == search_var_instance_decl_c::external_vt) |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
410 |
s4o.print(SET_EXTERNAL); |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
411 |
else if (vartype == search_var_instance_decl_c::located_vt) |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
412 |
s4o.print(SET_LOCATED); |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
413 |
else |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
414 |
s4o.print(SET_VAR); |
7b5d67d1aeef
Fix bug wrong code generated when, in a pou, a located variable has the same name than a function block instance input variable
laurent
parents:
399
diff
changeset
|
415 |
} |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
416 |
else |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
417 |
s4o.print(SET_VAR); |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
418 |
s4o.print("("); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
419 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
420 |
if (fb_symbol != NULL) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
421 |
print_variable_prefix(); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
422 |
fb_symbol->accept(*this); |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
423 |
s4o.print(".,"); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
424 |
} |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
425 |
else if (type_is_complex) |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
426 |
wanted_variablegeneration = complextype_base_assignment_vg; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
427 |
else |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
428 |
wanted_variablegeneration = assignment_vg; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
429 |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
430 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
431 |
s4o.print(","); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
432 |
if (negative) { |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
433 |
if (get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)) |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
434 |
s4o.print("!"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
435 |
else |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
436 |
s4o.print("~"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
437 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
438 |
wanted_variablegeneration = expression_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
439 |
print_check_function(type, value, fb_value); |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
440 |
if (type_is_complex) { |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
441 |
s4o.print(","); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
442 |
wanted_variablegeneration = complextype_suffix_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
443 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
444 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
445 |
s4o.print(")"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
446 |
wanted_variablegeneration = expression_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
447 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
448 |
} |
70 | 449 |
|
450 |
public: |
|
451 |
void *visit(il_default_variable_c *symbol) { |
|
452 |
symbol->var_name->accept(*this); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
453 |
if (NULL != symbol->datatype) { |
70 | 454 |
s4o.print("."); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
455 |
symbol->datatype->accept(*this); |
70 | 456 |
s4o.print("var"); |
563
61410284a9b4
little typo in last commited code
Andreas Graeper <agraeper@googemail.com>
parents:
531
diff
changeset
|
457 |
} return NULL; |
70 | 458 |
} |
459 |
||
460 |
||
461 |
private: |
|
462 |
||
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
463 |
|
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
464 |
|
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
465 |
/********************************/ |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
466 |
/* B 1.3.3 - Derived data types */ |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
467 |
/********************************/ |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
468 |
|
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
469 |
/* signed_integer DOTDOT signed_integer */ |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
470 |
void *visit(subrange_c *symbol) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
471 |
symbol->lower_limit->accept(*this); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
472 |
return NULL; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
473 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
474 |
|
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
475 |
/* ARRAY '[' array_subrange_list ']' OF non_generic_type_name */ |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
476 |
void *visit(array_specification_c *symbol) { |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
477 |
symbol->non_generic_type_name->accept(*this); |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
478 |
return NULL; |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
479 |
} |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
480 |
|
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
481 |
/*********************/ |
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
482 |
/* B 1.4 - Variables */ |
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
483 |
/*********************/ |
221
c6aed7e5f070
Adding support for flags on Function Block variables for marking which variable must be debugged, retained or is forced
laurent
parents:
220
diff
changeset
|
484 |
|
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
485 |
void *visit(symbolic_variable_c *symbol) { |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
486 |
unsigned int vartype; |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
487 |
switch (wanted_variablegeneration) { |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
488 |
case complextype_base_assignment_vg: |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
489 |
case assignment_vg: |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
490 |
this->print_variable_prefix(); |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
491 |
s4o.print(","); |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
492 |
symbol->var_name->accept(*this); |
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
493 |
break; |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
494 |
case complextype_base_vg: |
221
c6aed7e5f070
Adding support for flags on Function Block variables for marking which variable must be debugged, retained or is forced
laurent
parents:
220
diff
changeset
|
495 |
generate_c_base_c::visit(symbol); |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
496 |
break; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
497 |
case complextype_suffix_vg: |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
498 |
break; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
499 |
default: |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
500 |
if (this->is_variable_prefix_null()) { |
505
21be0f2f242d
Removing code from search_varfb_instance_type_c (use search_var_instance_decl_c instead).
Mario de Sousa <msousa@fe.up.pt>
parents:
498
diff
changeset
|
501 |
vartype = search_var_instance_decl->get_vartype(symbol); |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
502 |
if (wanted_variablegeneration == fparam_output_vg) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
503 |
s4o.print("&("); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
504 |
generate_c_base_c::visit(symbol); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
505 |
s4o.print(")"); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
506 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
507 |
else { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
508 |
generate_c_base_c::visit(symbol); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
509 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
510 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
511 |
else |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
512 |
print_getter(symbol); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
513 |
break; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
514 |
} |
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
515 |
return NULL; |
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
516 |
} |
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
517 |
|
70 | 518 |
/********************************************/ |
519 |
/* B.1.4.1 Directly Represented Variables */ |
|
520 |
/********************************************/ |
|
521 |
// direct_variable: direct_variable_token {$$ = new direct_variable_c($1);}; |
|
522 |
void *visit(direct_variable_c *symbol) { |
|
523 |
TRACE("direct_variable_c"); |
|
524 |
/* Do not use print_token() as it will change everything into uppercase */ |
|
525 |
if (strlen(symbol->value) == 0) ERROR; |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
526 |
if (this->is_variable_prefix_null()) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
527 |
if (wanted_variablegeneration != fparam_output_vg) |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
528 |
s4o.print("*("); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
529 |
} |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
530 |
else { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
531 |
switch (wanted_variablegeneration) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
532 |
case expression_vg: |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
533 |
s4o.print(GET_LOCATED); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
534 |
s4o.print("("); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
535 |
break; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
536 |
case fparam_output_vg: |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
537 |
s4o.print(GET_LOCATED_BY_REF); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
538 |
s4o.print("("); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
539 |
break; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
540 |
default: |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
541 |
break; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
542 |
} |
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
543 |
} |
70 | 544 |
this->print_variable_prefix(); |
545 |
s4o.printlocation(symbol->value + 1); |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
546 |
if ((this->is_variable_prefix_null() && wanted_variablegeneration != fparam_output_vg) || |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
547 |
wanted_variablegeneration != assignment_vg) |
146
eef5e62048c7
Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents:
123
diff
changeset
|
548 |
s4o.print(")"); |
70 | 549 |
return NULL; |
550 |
} |
|
551 |
||
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
552 |
/*************************************/ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
553 |
/* B.1.4.2 Multi-element Variables */ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
554 |
/*************************************/ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
555 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
556 |
// SYM_REF2(structured_variable_c, record_variable, field_selector) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
557 |
void *visit(structured_variable_c *symbol) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
558 |
TRACE("structured_variable_c"); |
625 | 559 |
bool type_is_complex = search_var_instance_decl->type_is_complex(symbol->record_variable); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
560 |
switch (wanted_variablegeneration) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
561 |
case complextype_base_vg: |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
562 |
case complextype_base_assignment_vg: |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
563 |
symbol->record_variable->accept(*this); |
410
c6486bd97392
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
406
diff
changeset
|
564 |
if (!type_is_complex) { |
c6486bd97392
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
406
diff
changeset
|
565 |
s4o.print("."); |
c6486bd97392
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
406
diff
changeset
|
566 |
symbol->field_selector->accept(*this); |
c6486bd97392
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
406
diff
changeset
|
567 |
} |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
568 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
569 |
case complextype_suffix_vg: |
411
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
570 |
symbol->record_variable->accept(*this); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
571 |
if (type_is_complex) { |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
572 |
s4o.print("."); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
573 |
symbol->field_selector->accept(*this); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
574 |
} |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
575 |
break; |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
576 |
case assignment_vg: |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
577 |
symbol->record_variable->accept(*this); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
578 |
s4o.print("."); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
579 |
symbol->field_selector->accept(*this); |
3e21d98d0a71
Fix bug while using complex type variables in Function and FunctionBlock interface
Laurent Bessard
parents:
410
diff
changeset
|
580 |
break; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
581 |
default: |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
582 |
if (this->is_variable_prefix_null()) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
583 |
symbol->record_variable->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
584 |
s4o.print("."); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
585 |
symbol->field_selector->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
586 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
587 |
else |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
588 |
print_getter(symbol); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
589 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
590 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
591 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
592 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
593 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
594 |
/* subscripted_variable '[' subscript_list ']' */ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
595 |
//SYM_REF2(array_variable_c, subscripted_variable, subscript_list) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
596 |
void *visit(array_variable_c *symbol) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
597 |
switch (wanted_variablegeneration) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
598 |
case complextype_base_vg: |
392
9b88b8b6bccd
Fixing generated code for global variables. Adding support for defining global variables with complex type
laurent
parents:
382
diff
changeset
|
599 |
case complextype_base_assignment_vg: |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
600 |
symbol->subscripted_variable->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
601 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
602 |
case complextype_suffix_vg: |
238
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
603 |
symbol->subscripted_variable->accept(*this); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
604 |
|
321
a96399ab57c2
Add better comments, and change name of functions to clarify what they do.
Mario de Sousa <msousa@fe.up.pt>
parents:
311
diff
changeset
|
605 |
current_array_type = search_varfb_instance_type->get_type_id(symbol->subscripted_variable); |
238
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
606 |
if (current_array_type == NULL) ERROR; |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
607 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
608 |
s4o.print(".table"); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
609 |
symbol->subscript_list->accept(*this); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
610 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
611 |
current_array_type = NULL; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
612 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
613 |
default: |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
614 |
if (this->is_variable_prefix_null()) { |
238
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
615 |
symbol->subscripted_variable->accept(*this); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
616 |
|
321
a96399ab57c2
Add better comments, and change name of functions to clarify what they do.
Mario de Sousa <msousa@fe.up.pt>
parents:
311
diff
changeset
|
617 |
current_array_type = search_varfb_instance_type->get_type_id(symbol->subscripted_variable); |
238
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
618 |
if (current_array_type == NULL) ERROR; |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
619 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
620 |
s4o.print(".table"); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
621 |
symbol->subscript_list->accept(*this); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
622 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
623 |
current_array_type = NULL; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
624 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
625 |
else |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
626 |
print_getter(symbol); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
627 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
628 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
629 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
630 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
631 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
632 |
/* subscript_list ',' subscript */ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
633 |
void *visit(subscript_list_c *symbol) { |
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
634 |
array_dimension_iterator_c* array_dimension_iterator = new array_dimension_iterator_c(current_array_type); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
635 |
for (int i = 0; i < symbol->n; i++) { |
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
636 |
symbol_c* dimension = array_dimension_iterator->next(); |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
637 |
if (dimension == NULL) ERROR; |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
638 |
|
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
639 |
s4o.print("[("); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
640 |
symbol->elements[i]->accept(*this); |
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
641 |
s4o.print(") - ("); |
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
642 |
dimension->accept(*this); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
643 |
s4o.print(")]"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
644 |
} |
377
60b012b7793f
Adding support for compiling direct array specification inside variable declaration
laurent
parents:
355
diff
changeset
|
645 |
delete array_dimension_iterator; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
646 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
647 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
648 |
|
235 | 649 |
/******************************************/ |
650 |
/* B 1.4.3 - Declaration & Initialisation */ |
|
651 |
/******************************************/ |
|
237 | 652 |
|
653 |
/* helper symbol for structure_initialization */ |
|
654 |
/* structure_element_initialization_list ',' structure_element_initialization */ |
|
235 | 655 |
void *visit(structure_element_initialization_list_c *symbol) { |
656 |
generate_c_structure_initialization_c *structure_initialization = new generate_c_structure_initialization_c(&s4o); |
|
657 |
structure_initialization->init_structure_default(this->current_param_type); |
|
237 | 658 |
structure_initialization->init_structure_values(symbol); |
235 | 659 |
delete structure_initialization; |
660 |
return NULL; |
|
661 |
} |
|
662 |
||
237 | 663 |
/* helper symbol for array_initialization */ |
664 |
/* array_initial_elements_list ',' array_initial_elements */ |
|
665 |
void *visit(array_initial_elements_list_c *symbol) { |
|
666 |
generate_c_array_initialization_c *array_initialization = new generate_c_array_initialization_c(&s4o); |
|
667 |
array_initialization->init_array_size(this->current_param_type); |
|
668 |
array_initialization->init_array_values(symbol); |
|
669 |
delete array_initialization; |
|
670 |
return NULL; |
|
671 |
} |
|
70 | 672 |
/****************************************/ |
673 |
/* B.2 - Language IL (Instruction List) */ |
|
674 |
/****************************************/ |
|
675 |
||
676 |
/***********************************/ |
|
677 |
/* B 2.1 Instructions and Operands */ |
|
678 |
/***********************************/ |
|
679 |
||
680 |
/*| instruction_list il_instruction */ |
|
681 |
void *visit(instruction_list_c *symbol) { |
|
682 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
683 |
/* Declare the IL implicit variable, that will store the result of the IL operations... */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
684 |
declare_implicit_variable(); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
685 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
686 |
/* Declare the backup to the IL implicit variable, that will store the result of the IL operations executed inside a parenthesis... */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
687 |
declare_implicit_variable_back(); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
688 |
/* |
70 | 689 |
s4o.print(s4o.indent_spaces); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
690 |
this->implicit_variable_result_back.accept(*this); |
211 | 691 |
s4o.print(".INTvar = 0;\n\n"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
692 |
*/ |
70 | 693 |
print_list(symbol, s4o.indent_spaces, ";\n" + s4o.indent_spaces, ";\n"); |
694 |
return NULL; |
|
695 |
} |
|
696 |
||
697 |
||
698 |
/* | label ':' [il_incomplete_instruction] eol_list */ |
|
699 |
// SYM_REF2(il_instruction_c, label, il_instruction) |
|
700 |
void *visit(il_instruction_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
701 |
/* all previous IL instructions should have the same datatype (checked in stage3), so we get the datatype from the first previous IL instruction we find */ |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
702 |
implicit_variable_current.datatype = (symbol->prev_il_instruction.empty())? NULL : symbol->prev_il_instruction[0]->datatype; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
703 |
implicit_variable_result .datatype = symbol->datatype; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
704 |
|
70 | 705 |
if (NULL != symbol->label) { |
706 |
symbol->label->accept(*this); |
|
707 |
s4o.print(":\n"); |
|
708 |
s4o.print(s4o.indent_spaces); |
|
709 |
} |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
710 |
|
311
8fcea60029de
Allow [EOL] after a label in IL.
Mario de Sousa <msousa@fe.up.pt>
parents:
309
diff
changeset
|
711 |
if (NULL != symbol->il_instruction) { |
8fcea60029de
Allow [EOL] after a label in IL.
Mario de Sousa <msousa@fe.up.pt>
parents:
309
diff
changeset
|
712 |
symbol->il_instruction->accept(*this); |
8fcea60029de
Allow [EOL] after a label in IL.
Mario de Sousa <msousa@fe.up.pt>
parents:
309
diff
changeset
|
713 |
} |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
714 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
715 |
implicit_variable_result .datatype = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
716 |
implicit_variable_current.datatype = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
717 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
718 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
719 |
|
70 | 720 |
|
721 |
/* | il_simple_operator [il_operand] */ |
|
722 |
//SYM_REF2(il_simple_operation_c, il_simple_operator, il_operand) |
|
723 |
void *visit(il_simple_operation_c *symbol) { |
|
724 |
this->current_operand = symbol->il_operand; |
|
725 |
symbol->il_simple_operator->accept(*this); |
|
726 |
this->current_operand = NULL; |
|
727 |
return NULL; |
|
728 |
} |
|
729 |
||
730 |
||
731 |
/* | function_name [il_operand_list] */ |
|
732 |
// SYM_REF2(il_function_call_c, function_name, il_operand_list) |
|
733 |
void *visit(il_function_call_c *symbol) { |
|
149 | 734 |
symbol_c* function_type_prefix = NULL; |
735 |
symbol_c* function_name = NULL; |
|
736 |
symbol_c* function_type_suffix = NULL; |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
737 |
DECLARE_PARAM_LIST() |
149 | 738 |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
739 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
740 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
741 |
function_declaration_c *f_decl = (function_declaration_c *)symbol->called_function_declaration; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
742 |
if (f_decl == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
743 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
744 |
function_name = symbol->function_name; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
745 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
746 |
/* loop through each function parameter, find the value we should pass |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
747 |
* to it, and then output the c equivalent... |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
748 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
749 |
function_param_iterator_c fp_iterator(f_decl); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
750 |
identifier_c *param_name; |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
751 |
/* flag to remember whether we have already used the value stored in the implicit variable to pass to the first parameter */ |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
752 |
bool used_defvar = false; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
753 |
/* flag to cirreclty handle calls to extensible standard functions (i.e. functions with variable number of input parameters) */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
754 |
bool found_first_extensible_parameter = false; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
755 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
756 |
if (fp_iterator.is_extensible_param() && (!found_first_extensible_parameter)) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
757 |
/* We are calling an extensible function. Before passing the extensible |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
758 |
* parameters, we must add a dummy paramater value to tell the called |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
759 |
* function how many extensible parameters we will be passing. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
760 |
* |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
761 |
* Note that stage 3 has already determined the number of extensible |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
762 |
* paramters, and stored that info in the abstract syntax tree. We simply |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
763 |
* re-use that value. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
764 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
765 |
/* NOTE: we are not freeing the malloc'd memory. This is not really a bug. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
766 |
* Since we are writing a compiler, which runs to termination quickly, |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
767 |
* we can consider this as just memory required for the compilation process |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
768 |
* that will be free'd when the program terminates. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
769 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
770 |
char *tmp = (char *)malloc(32); /* enough space for a call with 10^31 (larger than 2^64) input parameters! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
771 |
if (tmp == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
772 |
int res = snprintf(tmp, 32, "%d", symbol->extensible_param_count); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
773 |
if ((res >= 32) || (res < 0)) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
774 |
identifier_c *param_value = new identifier_c(tmp); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
775 |
uint_type_name_c *param_type = new uint_type_name_c(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
776 |
identifier_c *param_name = new identifier_c(""); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
777 |
ADD_PARAM_LIST(param_name, param_value, param_type, function_param_iterator_c::direction_in) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
778 |
found_first_extensible_parameter = true; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
779 |
} |
70 | 780 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
781 |
symbol_c *param_type = fp_iterator.param_type(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
782 |
if (param_type == NULL) ERROR; |
70 | 783 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
784 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
149 | 785 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
786 |
symbol_c *param_value = NULL; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
787 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
788 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
789 |
/* NOTE: Since the class il_function_call_c only references a non.formal function call, |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
790 |
* the following line of code is not required in this case. However, it doesn't |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
791 |
* harm to leave it in, as in the case of a non-formal syntax function call, |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
792 |
* it will always return NULL. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
793 |
* We leave it in in case we later decide to merge this part of the code together |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
794 |
* with the function calling code in generate_c_st_c, which does require |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
795 |
* the following line... |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
796 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
797 |
if (param_value == NULL) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
798 |
param_value = function_call_param_iterator.search_f(param_name); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
799 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
800 |
/* if it is the first parameter in a non-formal function call (which is the |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
801 |
* case being handled!), semantics specifies that we should |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
802 |
* get the value off the IL implicit variable! |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
803 |
* |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
804 |
* However, if the parameter is an implicitly defined EN or ENO parameter, we should not |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
805 |
* use the IL implicit variable as a source of data to pass to those parameters! |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
806 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
807 |
if ((param_value == NULL) && (!used_defvar) && !fp_iterator.is_en_eno_param_implicit()) { |
683
2d96a47a75b1
Code cleanup: get the datatype of each entity off symbol->datatype (set in stage3 datatype checking), instead of determining it again in stage4. (NOTE: handling of IL parenthesized expressions is not working! Will be fixed later.)
Mario de Sousa <msousa@fe.up.pt>
parents:
682
diff
changeset
|
808 |
if (NULL == implicit_variable_current.datatype) ERROR; |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
809 |
param_value = &this->implicit_variable_current; |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
810 |
used_defvar = true; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
811 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
812 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
813 |
/* Get the value from a foo(<param_value>) style call */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
814 |
if ((param_value == NULL) && !fp_iterator.is_en_eno_param_implicit()) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
815 |
param_value = function_call_param_iterator.next_nf(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
816 |
} |
149 | 817 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
818 |
/* if no more parameter values in function call, and the current parameter |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
819 |
* of the function declaration is an extensible parameter, we |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
820 |
* have reached the end, and should simply jump out of the for loop. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
821 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
822 |
if ((param_value == NULL) && (fp_iterator.is_extensible_param())) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
823 |
break; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
824 |
} |
149 | 825 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
826 |
if ((param_value == NULL) && (param_direction == function_param_iterator_c::direction_in)) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
827 |
/* No value given for parameter, so we must use the default... */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
828 |
/* First check whether default value specified in function declaration...*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
829 |
param_value = fp_iterator.default_value(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
830 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
831 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
832 |
ADD_PARAM_LIST(param_name, param_value, param_type, fp_iterator.param_direction()) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
833 |
} /* for(...) */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
834 |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
835 |
if (function_call_param_iterator.next_nf() != NULL) ERROR; |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
836 |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
837 |
bool has_output_params = false; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
838 |
|
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
839 |
if (!this->is_variable_prefix_null()) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
840 |
PARAM_LIST_ITERATOR() { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
841 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
842 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
843 |
PARAM_VALUE != NULL) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
844 |
has_output_params = true; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
845 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
846 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
847 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
848 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
849 |
/* Check whether we are calling an overloaded function! */ |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
850 |
/* (fdecl_mutiplicity > 1) => calling overloaded function */ |
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
851 |
int fdecl_mutiplicity = function_symtable.count(symbol->function_name); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
852 |
if (fdecl_mutiplicity == 0) ERROR; |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
853 |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
854 |
this->implicit_variable_result.accept(*this); |
149 | 855 |
s4o.print(" = "); |
856 |
||
857 |
if (function_type_prefix != NULL) { |
|
858 |
s4o.print("("); |
|
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
859 |
default_literal_type(function_type_prefix)->accept(*this); |
149 | 860 |
s4o.print(")"); |
861 |
} |
|
336 | 862 |
if (function_type_suffix != NULL) { |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
863 |
function_type_suffix = default_literal_type(function_type_suffix); |
336 | 864 |
} |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
865 |
if (has_output_params) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
866 |
fcall_number++; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
867 |
s4o.print("__"); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
868 |
fbname->accept(*this); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
869 |
s4o.print("_"); |
149 | 870 |
function_name->accept(*this); |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
871 |
if (fdecl_mutiplicity > 1) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
872 |
/* function being called is overloaded! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
873 |
s4o.print("__"); |
406
6381589697ff
Fix bug with overloaded function due to literal input values
laurent
parents:
405
diff
changeset
|
874 |
print_function_parameter_data_types_c overloaded_func_suf(&s4o); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
875 |
f_decl->accept(overloaded_func_suf); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
876 |
} |
594
c8092e909886
Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents:
563
diff
changeset
|
877 |
s4o.print(fcall_number); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
878 |
} |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
879 |
else { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
880 |
if (function_name != NULL) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
881 |
function_name->accept(*this); |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
882 |
if (fdecl_mutiplicity > 1) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
883 |
/* function being called is overloaded! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
884 |
s4o.print("__"); |
406
6381589697ff
Fix bug with overloaded function due to literal input values
laurent
parents:
405
diff
changeset
|
885 |
print_function_parameter_data_types_c overloaded_func_suf(&s4o); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
886 |
f_decl->accept(overloaded_func_suf); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
887 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
888 |
} |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
889 |
if (function_type_suffix != NULL) |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
890 |
function_type_suffix->accept(*this); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
891 |
} |
149 | 892 |
s4o.print("("); |
893 |
s4o.indent_right(); |
|
894 |
||
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
895 |
int nb_param = 0; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
896 |
PARAM_LIST_ITERATOR() { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
897 |
symbol_c *param_value = PARAM_VALUE; |
235 | 898 |
current_param_type = PARAM_TYPE; |
149 | 899 |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
900 |
switch (PARAM_DIRECTION) { |
149 | 901 |
case function_param_iterator_c::direction_in: |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
902 |
if (nb_param > 0) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
903 |
s4o.print(",\n"+s4o.indent_spaces); |
149 | 904 |
if (param_value == NULL) { |
905 |
/* If not, get the default value of this variable's type */ |
|
762 | 906 |
param_value = type_initial_value_c::get(current_param_type); |
149 | 907 |
} |
908 |
if (param_value == NULL) ERROR; |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
909 |
s4o.print("("); |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
910 |
if (get_datatype_info_c::is_ANY_INT_literal(current_param_type)) |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
911 |
get_datatype_info_c::lint_type_name.accept(*this); |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
912 |
else if (get_datatype_info_c::is_ANY_REAL_literal(current_param_type)) |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
913 |
get_datatype_info_c::lreal_type_name.accept(*this); |
220 | 914 |
else |
235 | 915 |
current_param_type->accept(*this); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
916 |
s4o.print(")"); |
235 | 917 |
print_check_function(current_param_type, param_value); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
918 |
nb_param++; |
149 | 919 |
break; |
920 |
case function_param_iterator_c::direction_out: |
|
921 |
case function_param_iterator_c::direction_inout: |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
922 |
if (!has_output_params) { |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
923 |
if (nb_param > 0) |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
924 |
s4o.print(",\n"+s4o.indent_spaces); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
925 |
if (param_value == NULL) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
926 |
s4o.print("NULL"); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
927 |
} else { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
928 |
wanted_variablegeneration = fparam_output_vg; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
929 |
param_value->accept(*this); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
930 |
wanted_variablegeneration = expression_vg; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
931 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
932 |
nb_param++; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
933 |
} |
149 | 934 |
break; |
935 |
case function_param_iterator_c::direction_extref: |
|
936 |
/* TODO! */ |
|
937 |
ERROR; |
|
938 |
break; |
|
939 |
} /* switch */ |
|
940 |
} |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
941 |
if (has_output_params) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
942 |
if (nb_param > 0) |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
943 |
s4o.print(",\n"+s4o.indent_spaces); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
944 |
s4o.print(FB_FUNCTION_PARAM); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
945 |
} |
149 | 946 |
|
947 |
s4o.print(")"); |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
948 |
|
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
949 |
CLEAR_PARAM_LIST() |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
950 |
|
70 | 951 |
return NULL; |
952 |
} |
|
953 |
||
954 |
||
955 |
/* | il_expr_operator '(' [il_operand] eol_list [simple_instr_list] ')' */ |
|
956 |
//SYM_REF4(il_expression_c, il_expr_operator, il_operand, simple_instr_list, unused) |
|
957 |
void *visit(il_expression_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
958 |
LD_operator_c *tmp_LD_operator = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
959 |
il_simple_operation_c *tmp_il_simple_operation = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
960 |
il_simple_instruction_c *tmp_il_simple_instruction = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
961 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
962 |
/* We will be recursevely interpreting an instruction list, so we store a backup of the implicit_variable_result/current. |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
963 |
* Notice that they will be overwriten while processing the parenthsized instruction list. |
70 | 964 |
*/ |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
965 |
il_default_variable_c old_implicit_variable_current = this->implicit_variable_current; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
966 |
il_default_variable_c old_implicit_variable_result = this->implicit_variable_result; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
967 |
|
690
6156ee2b4e32
Correctly generate C code for IL expressions, i.e. IL instructions inside parenthesis.
Mario de Sousa <msousa@fe.up.pt>
parents:
687
diff
changeset
|
968 |
/* Stage2 will insert an artificial (and equivalent) LD <il_operand> to the simple_instr_list if necessary. We can therefore ignore the 'il_operand' entry! */ |
6156ee2b4e32
Correctly generate C code for IL expressions, i.e. IL instructions inside parenthesis.
Mario de Sousa <msousa@fe.up.pt>
parents:
687
diff
changeset
|
969 |
//if (NULL != symbol->il_operand) { do nothing!! } |
70 | 970 |
|
971 |
/* Now do the parenthesised instructions... */ |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
972 |
/* NOTE: the following code line will overwrite the variables implicit_variable_current and implicit_variable_result */ |
70 | 973 |
symbol->simple_instr_list->accept(*this); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
974 |
|
70 | 975 |
/* Now do the operation, using the previous result! */ |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
976 |
/* NOTE: The result of the previous instruction list in the parenthesis will be stored |
70 | 977 |
* in a variable named IL_DEFVAR_BACK. This is done in the visitor |
978 |
* to instruction_list_c objects... |
|
979 |
*/ |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
980 |
this->implicit_variable_result_back.datatype = symbol->simple_instr_list->datatype; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
981 |
this->current_operand = &(this->implicit_variable_result_back); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
982 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
983 |
this->implicit_variable_current = old_implicit_variable_current; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
984 |
this->implicit_variable_result = old_implicit_variable_result; |
70 | 985 |
|
986 |
symbol->il_expr_operator->accept(*this); |
|
987 |
||
988 |
this->current_operand = NULL; |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
989 |
this->implicit_variable_result_back.datatype = NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
990 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
991 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
992 |
|
70 | 993 |
|
994 |
/* il_jump_operator label */ |
|
995 |
// SYM_REF2(il_jump_operation_c, il_jump_operator, label) |
|
996 |
void *visit(il_jump_operation_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
997 |
/* Pass the symbol->label to the il_jump_operation visitor using the jump_label parameter... */ |
70 | 998 |
this->jump_label = symbol->label; |
999 |
symbol->il_jump_operator->accept(*this); |
|
1000 |
this->jump_label = NULL; |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1001 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1002 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1003 |
|
70 | 1004 |
|
1005 |
/* il_call_operator prev_declared_fb_name |
|
1006 |
* | il_call_operator prev_declared_fb_name '(' ')' |
|
1007 |
* | il_call_operator prev_declared_fb_name '(' eol_list ')' |
|
1008 |
* | il_call_operator prev_declared_fb_name '(' il_operand_list ')' |
|
1009 |
* | il_call_operator prev_declared_fb_name '(' eol_list il_param_list ')' |
|
1010 |
*/ |
|
1011 |
// SYM_REF4(il_fb_call_c, il_call_operator, fb_name, il_operand_list, il_param_list) |
|
1012 |
void *visit(il_fb_call_c *symbol) { |
|
1013 |
symbol->il_call_operator->accept(*this); |
|
1014 |
s4o.print("{\n"); |
|
1015 |
s4o.indent_right(); |
|
1016 |
s4o.print(s4o.indent_spaces); |
|
1017 |
||
1018 |
/* first figure out what is the name of the function block type of the function block being called... */ |
|
1019 |
symbol_c *function_block_type_name = this->search_fb_instance_decl->get_type_name(symbol->fb_name); |
|
1020 |
/* should never occur. The function block instance MUST have been declared... */ |
|
1021 |
if (function_block_type_name == NULL) ERROR; |
|
1022 |
||
1023 |
/* Now find the declaration of the function block type being called... */ |
|
1024 |
function_block_declaration_c *fb_decl = function_block_type_symtable.find_value(function_block_type_name); |
|
1025 |
/* should never occur. The function block type being called MUST be in the symtable... */ |
|
1026 |
if (fb_decl == function_block_type_symtable.end_value()) ERROR; |
|
1027 |
||
1028 |
/* loop through each function block parameter, find the value we should pass |
|
1029 |
* to it, and then output the c equivalent... |
|
1030 |
*/ |
|
1031 |
function_param_iterator_c fp_iterator(fb_decl); |
|
1032 |
identifier_c *param_name; |
|
1033 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
|
1034 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
|
1035 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
|
1036 |
||
1037 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
|
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
1038 |
symbol_c *param_value = function_call_param_iterator.search_f(param_name); |
70 | 1039 |
|
1040 |
/* Get the value from a foo(<param_value>) style call */ |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1041 |
/* When using the informal invocation style, user can not pass values to EN or ENO parameters if these |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1042 |
* were implicitly defined! |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1043 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1044 |
if ((param_value == NULL) && !fp_iterator.is_en_eno_param_implicit()) |
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
1045 |
param_value = function_call_param_iterator.next_nf(); |
70 | 1046 |
|
98 | 1047 |
symbol_c *param_type = fp_iterator.param_type(); |
1048 |
if (param_type == NULL) ERROR; |
|
1049 |
||
123 | 1050 |
/* now output the value assignment */ |
70 | 1051 |
if (param_value != NULL) |
1052 |
if ((param_direction == function_param_iterator_c::direction_in) || |
|
1053 |
(param_direction == function_param_iterator_c::direction_inout)) { |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1054 |
if (this->is_variable_prefix_null()) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1055 |
symbol->fb_name->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1056 |
s4o.print("."); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1057 |
param_name->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1058 |
s4o.print(" = "); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1059 |
print_check_function(param_type, param_value); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1060 |
} |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1061 |
else { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1062 |
print_setter(param_name, param_type, param_value, symbol->fb_name); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1063 |
} |
70 | 1064 |
s4o.print(";\n" + s4o.indent_spaces); |
1065 |
} |
|
1066 |
} /* for(...) */ |
|
1067 |
||
1068 |
/* now call the function... */ |
|
1069 |
function_block_type_name->accept(*this); |
|
1070 |
s4o.print(FB_FUNCTION_SUFFIX); |
|
1071 |
s4o.print("(&"); |
|
240 | 1072 |
print_variable_prefix(); |
70 | 1073 |
symbol->fb_name->accept(*this); |
1074 |
s4o.print(")"); |
|
1075 |
||
1076 |
/* loop through each function parameter, find the variable to which |
|
1077 |
* we should atribute the value of all output or inoutput parameters. |
|
1078 |
*/ |
|
1079 |
fp_iterator.reset(); |
|
1080 |
function_call_param_iterator.reset(); |
|
1081 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
|
1082 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
|
1083 |
||
1084 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
|
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
1085 |
symbol_c *param_value = function_call_param_iterator.search_f(param_name); |
70 | 1086 |
|
1087 |
/* Get the value from a foo(<param_value>) style call */ |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1088 |
/* When using the informal invocation style, user can not pass values to EN or ENO parameters if these |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1089 |
* were implicitly defined! |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1090 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1091 |
if ((param_value == NULL) && !fp_iterator.is_en_eno_param_implicit()) |
202
da1a8186f86f
Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents:
201
diff
changeset
|
1092 |
param_value = function_call_param_iterator.next_nf(); |
70 | 1093 |
|
1094 |
/* now output the value assignment */ |
|
1095 |
if (param_value != NULL) |
|
1096 |
if ((param_direction == function_param_iterator_c::direction_out) || |
|
1097 |
(param_direction == function_param_iterator_c::direction_inout)) { |
|
321
a96399ab57c2
Add better comments, and change name of functions to clarify what they do.
Mario de Sousa <msousa@fe.up.pt>
parents:
311
diff
changeset
|
1098 |
symbol_c *param_type = search_varfb_instance_type->get_type_id(param_value); |
240 | 1099 |
s4o.print(";\n" + s4o.indent_spaces); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1100 |
if (this->is_variable_prefix_null()) { |
240 | 1101 |
param_value->accept(*this); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1102 |
s4o.print(" = "); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1103 |
print_check_function(param_type, param_name, symbol->fb_name); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1104 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1105 |
else { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1106 |
print_setter(param_value, param_type, param_name, NULL, symbol->fb_name); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1107 |
} |
70 | 1108 |
} |
1109 |
} /* for(...) */ |
|
1110 |
||
1111 |
s4o.print(";\n"); |
|
1112 |
s4o.indent_left(); |
|
1113 |
s4o.print(s4o.indent_spaces); |
|
1114 |
s4o.print("}"); |
|
1115 |
||
1116 |
return NULL; |
|
1117 |
} |
|
1118 |
||
1119 |
||
1120 |
||
1121 |
/* | function_name '(' eol_list [il_param_list] ')' */ |
|
1122 |
// SYM_REF2(il_formal_funct_call_c, function_name, il_param_list) |
|
1123 |
void *visit(il_formal_funct_call_c *symbol) { |
|
149 | 1124 |
symbol_c* function_type_prefix = NULL; |
1125 |
symbol_c* function_name = NULL; |
|
1126 |
symbol_c* function_type_suffix = NULL; |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1127 |
DECLARE_PARAM_LIST() |
149 | 1128 |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
1129 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
1130 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1131 |
function_declaration_c *f_decl = (function_declaration_c *)symbol->called_function_declaration; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1132 |
if (f_decl == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1133 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1134 |
function_name = symbol->function_name; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1135 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1136 |
/* loop through each function parameter, find the value we should pass |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1137 |
* to it, and then output the c equivalent... |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1138 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1139 |
function_param_iterator_c fp_iterator(f_decl); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1140 |
identifier_c *param_name; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1141 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1142 |
/* flag to cirreclty handle calls to extensible standard functions (i.e. functions with variable number of input parameters) */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1143 |
bool found_first_extensible_parameter = false; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1144 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1145 |
if (fp_iterator.is_extensible_param() && (!found_first_extensible_parameter)) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1146 |
/* We are calling an extensible function. Before passing the extensible |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1147 |
* parameters, we must add a dummy paramater value to tell the called |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1148 |
* function how many extensible parameters we will be passing. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1149 |
* |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1150 |
* Note that stage 3 has already determined the number of extensible |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1151 |
* paramters, and stored that info in the abstract syntax tree. We simply |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1152 |
* re-use that value. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1153 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1154 |
/* NOTE: we are not freeing the malloc'd memory. This is not really a bug. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1155 |
* Since we are writing a compiler, which runs to termination quickly, |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1156 |
* we can consider this as just memory required for the compilation process |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1157 |
* that will be free'd when the program terminates. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1158 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1159 |
char *tmp = (char *)malloc(32); /* enough space for a call with 10^31 (larger than 2^64) input parameters! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1160 |
if (tmp == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1161 |
int res = snprintf(tmp, 32, "%d", symbol->extensible_param_count); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1162 |
if ((res >= 32) || (res < 0)) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1163 |
identifier_c *param_value = new identifier_c(tmp); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1164 |
uint_type_name_c *param_type = new uint_type_name_c(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1165 |
identifier_c *param_name = new identifier_c(""); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1166 |
ADD_PARAM_LIST(param_name, param_value, param_type, function_param_iterator_c::direction_in) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1167 |
found_first_extensible_parameter = true; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1168 |
} |
149 | 1169 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1170 |
if (fp_iterator.is_extensible_param()) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1171 |
/* since we are handling an extensible parameter, we must add the index to the |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1172 |
* parameter name so we can go looking for the value passed to the correct |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1173 |
* extended parameter (e.g. IN1, IN2, IN3, IN4, ...) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1174 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1175 |
char *tmp = (char *)malloc(32); /* enough space for a call with 10^31 (larger than 2^64) input parameters! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1176 |
int res = snprintf(tmp, 32, "%d", fp_iterator.extensible_param_index()); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1177 |
if ((res >= 32) || (res < 0)) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1178 |
param_name = new identifier_c(strdup2(param_name->value, tmp)); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1179 |
if (param_name->value == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1180 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1181 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1182 |
symbol_c *param_type = fp_iterator.param_type(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1183 |
if (param_type == NULL) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1184 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1185 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1186 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1187 |
symbol_c *param_value = NULL; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1188 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1189 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1190 |
if (param_value == NULL) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1191 |
param_value = function_call_param_iterator.search_f(param_name); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1192 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1193 |
/* Get the value from a foo(<param_value>) style call */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1194 |
/* NOTE: the following line of code is not required in this case, but it doesn't |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1195 |
* harm to leave it in, as in the case of a formal syntax function call, |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1196 |
* it will always return NULL. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1197 |
* We leave it in in case we later decide to merge this part of the code together |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1198 |
* with the function calling code in generate_c_st_c, which does require |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1199 |
* the following line... |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1200 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1201 |
if ((param_value == NULL) && !fp_iterator.is_en_eno_param_implicit()) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1202 |
param_value = function_call_param_iterator.next_nf(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1203 |
} |
149 | 1204 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1205 |
/* if no more parameter values in function call, and the current parameter |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1206 |
* of the function declaration is an extensible parameter, we |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1207 |
* have reached the end, and should simply jump out of the for loop. |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1208 |
*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1209 |
if ((param_value == NULL) && (fp_iterator.is_extensible_param())) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1210 |
break; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1211 |
} |
169 | 1212 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1213 |
if ((param_value == NULL) && (param_direction == function_param_iterator_c::direction_in)) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1214 |
/* No value given for parameter, so we must use the default... */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1215 |
/* First check whether default value specified in function declaration...*/ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1216 |
param_value = fp_iterator.default_value(); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1217 |
} |
149 | 1218 |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1219 |
ADD_PARAM_LIST(param_name, param_value, param_type, fp_iterator.param_direction()) |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1220 |
} |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1221 |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
1222 |
if (function_call_param_iterator.next_nf() != NULL) ERROR; |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
1223 |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1224 |
bool has_output_params = false; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1225 |
|
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1226 |
if (!this->is_variable_prefix_null()) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1227 |
PARAM_LIST_ITERATOR() { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1228 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1229 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1230 |
PARAM_VALUE != NULL) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1231 |
has_output_params = true; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1232 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1233 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1234 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1235 |
|
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1236 |
/* Check whether we are calling an overloaded function! */ |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
1237 |
/* (fdecl_mutiplicity > 1) => calling overloaded function */ |
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
1238 |
int fdecl_mutiplicity = function_symtable.count(symbol->function_name); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1239 |
if (fdecl_mutiplicity == 0) ERROR; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1240 |
if (fdecl_mutiplicity == 1) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1241 |
/* function being called is NOT overloaded! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1242 |
f_decl = NULL; |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1243 |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1244 |
this->implicit_variable_result.accept(*this); |
149 | 1245 |
s4o.print(" = "); |
1246 |
||
1247 |
if (function_type_prefix != NULL) { |
|
1248 |
s4o.print("("); |
|
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
1249 |
default_literal_type(function_type_prefix)->accept(*this); |
149 | 1250 |
s4o.print(")"); |
1251 |
} |
|
336 | 1252 |
if (function_type_suffix != NULL) { |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
1253 |
function_type_suffix = default_literal_type(function_type_suffix); |
336 | 1254 |
} |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1255 |
if (has_output_params) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1256 |
fcall_number++; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1257 |
s4o.print("__"); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1258 |
fbname->accept(*this); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1259 |
s4o.print("_"); |
149 | 1260 |
function_name->accept(*this); |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
1261 |
if (fdecl_mutiplicity > 1) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1262 |
/* function being called is overloaded! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1263 |
s4o.print("__"); |
406
6381589697ff
Fix bug with overloaded function due to literal input values
laurent
parents:
405
diff
changeset
|
1264 |
print_function_parameter_data_types_c overloaded_func_suf(&s4o); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1265 |
f_decl->accept(overloaded_func_suf); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1266 |
} |
594
c8092e909886
Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents:
563
diff
changeset
|
1267 |
s4o.print(fcall_number); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1268 |
} |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1269 |
else { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1270 |
if (function_name != NULL) { |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1271 |
function_name->accept(*this); |
721
5dc33058e041
Fix counting bug in dsymbtable_c
Mario de Sousa <msousa@fe.up.pt>
parents:
693
diff
changeset
|
1272 |
if (fdecl_mutiplicity > 1) { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1273 |
/* function being called is overloaded! */ |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1274 |
s4o.print("__"); |
406
6381589697ff
Fix bug with overloaded function due to literal input values
laurent
parents:
405
diff
changeset
|
1275 |
print_function_parameter_data_types_c overloaded_func_suf(&s4o); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1276 |
f_decl->accept(overloaded_func_suf); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1277 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1278 |
} |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1279 |
if (function_type_suffix != NULL) |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1280 |
function_type_suffix->accept(*this); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1281 |
} |
70 | 1282 |
s4o.print("("); |
149 | 1283 |
s4o.indent_right(); |
1284 |
||
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1285 |
int nb_param = 0; |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1286 |
PARAM_LIST_ITERATOR() { |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1287 |
symbol_c *param_value = PARAM_VALUE; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1288 |
current_param_type = PARAM_TYPE; |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1289 |
switch (PARAM_DIRECTION) { |
70 | 1290 |
case function_param_iterator_c::direction_in: |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1291 |
if (nb_param > 0) |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1292 |
s4o.print(",\n"+s4o.indent_spaces); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1293 |
if (param_value == NULL) { |
70 | 1294 |
/* If not, get the default value of this variable's type */ |
762 | 1295 |
param_value = type_initial_value_c::get(current_param_type); |
70 | 1296 |
} |
1297 |
if (param_value == NULL) ERROR; |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1298 |
s4o.print("("); |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
1299 |
if (get_datatype_info_c::is_ANY_INT_literal(current_param_type)) |
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
1300 |
get_datatype_info_c::lint_type_name.accept(*this); |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
1301 |
else if (get_datatype_info_c::is_ANY_REAL_literal(current_param_type)) |
693
51a2fa6441b9
Prepare to delete search_constant_type_c -> Move the static variables from search_constant_type_c to get_datatype_info_c
Mario de Sousa <msousa@fe.up.pt>
parents:
690
diff
changeset
|
1302 |
get_datatype_info_c::lreal_type_name.accept(*this); |
220 | 1303 |
else |
235 | 1304 |
current_param_type->accept(*this); |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1305 |
s4o.print(")"); |
235 | 1306 |
print_check_function(current_param_type, param_value); |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1307 |
nb_param++; |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1308 |
break; |
70 | 1309 |
case function_param_iterator_c::direction_out: |
1310 |
case function_param_iterator_c::direction_inout: |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1311 |
if (!has_output_params) { |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1312 |
if (nb_param > 0) |
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1313 |
s4o.print(",\n"+s4o.indent_spaces); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1314 |
if (param_value == NULL) { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1315 |
s4o.print("NULL"); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1316 |
} else { |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1317 |
wanted_variablegeneration = fparam_output_vg; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1318 |
param_value->accept(*this); |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1319 |
wanted_variablegeneration = expression_vg; |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1320 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1321 |
} |
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1322 |
break; |
70 | 1323 |
case function_param_iterator_c::direction_extref: |
1324 |
/* TODO! */ |
|
1325 |
ERROR; |
|
350
2c3c4dc34979
Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents:
336
diff
changeset
|
1326 |
break; |
70 | 1327 |
} /* switch */ |
1328 |
} /* for(...) */ |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1329 |
if (has_output_params) { |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1330 |
if (nb_param > 0) |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1331 |
s4o.print(",\n"+s4o.indent_spaces); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1332 |
s4o.print(FB_FUNCTION_PARAM); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1333 |
} |
70 | 1334 |
|
1335 |
// symbol->parameter_assignment->accept(*this); |
|
1336 |
s4o.print(")"); |
|
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1337 |
|
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1338 |
CLEAR_PARAM_LIST() |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1339 |
|
70 | 1340 |
return NULL; |
1341 |
} |
|
1342 |
||
1343 |
||
1344 |
/* | il_operand_list ',' il_operand */ |
|
1345 |
// SYM_LIST(il_operand_list_c) |
|
1346 |
void *visit(il_operand_list_c *symbol) {ERROR; return NULL;} // should never get called! |
|
1347 |
||
1348 |
||
1349 |
/* | simple_instr_list il_simple_instruction */ |
|
1350 |
// SYM_LIST(simple_instr_list_c) |
|
1351 |
void *visit(simple_instr_list_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1352 |
/* A simple_instr_list_c is used to store a list of il operations being done within parenthesis... |
70 | 1353 |
* |
1354 |
* e.g.: |
|
1355 |
* LD var1 |
|
1356 |
* AND ( var2 |
|
1357 |
* OR var3 |
|
1358 |
* OR var4 |
|
1359 |
* ) |
|
1360 |
* |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1361 |
* NOTE 1: |
70 | 1362 |
* This will be converted to C++ by defining a new scope |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1363 |
* with a new il implicit variable, and executing the il operands |
70 | 1364 |
* within this new scope. |
1365 |
* At the end of the scope the result, i.e. the value currently stored |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1366 |
* in the il implicit variable is copied to the variable used to take this |
70 | 1367 |
* value to the outside scope... |
1368 |
* |
|
1369 |
* The above example will result in the following C++ code: |
|
1370 |
* {__IL_DEFVAR_T __IL_DEFVAR_BACK; |
|
1371 |
* __IL_DEFVAR_T __IL_DEFVAR; |
|
1372 |
* |
|
1373 |
* __IL_DEFVAR.INTvar = var1; |
|
1374 |
* { |
|
1375 |
* __IL_DEFVAR_T __IL_DEFVAR; |
|
1376 |
* |
|
1377 |
* __IL_DEFVAR.INTvar = var2; |
|
1378 |
* __IL_DEFVAR.INTvar |= var3; |
|
1379 |
* __IL_DEFVAR.INTvar |= var4; |
|
1380 |
* |
|
1381 |
* __IL_DEFVAR_BACK = __IL_DEFVAR; |
|
1382 |
* } |
|
1383 |
* __IL_DEFVAR.INTvar &= __IL_DEFVAR_BACK.INTvar; |
|
1384 |
* |
|
1385 |
* } |
|
1386 |
* |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1387 |
* NOTE 2: |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1388 |
* If the intial value of the il implicit variable (in the above |
690
6156ee2b4e32
Correctly generate C code for IL expressions, i.e. IL instructions inside parenthesis.
Mario de Sousa <msousa@fe.up.pt>
parents:
687
diff
changeset
|
1389 |
* example 'var2') exists, then stage2 will insert an equivalent |
6156ee2b4e32
Correctly generate C code for IL expressions, i.e. IL instructions inside parenthesis.
Mario de Sousa <msousa@fe.up.pt>
parents:
687
diff
changeset
|
1390 |
* LD operation into the parenthesized instruction list. This means we do not |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1391 |
* need to do anything here to handle this special situation! |
70 | 1392 |
*/ |
1393 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1394 |
/* Declare the IL implicit variable, that will store the result of the IL operations... */ |
70 | 1395 |
s4o.print("{\n"); |
1396 |
s4o.indent_right(); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1397 |
declare_implicit_variable(); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1398 |
|
70 | 1399 |
print_list(symbol, s4o.indent_spaces, ";\n" + s4o.indent_spaces, ";\n"); |
1400 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1401 |
/* copy the result in the IL implicit variable to the variable |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1402 |
* used to pass the data out to the scope enclosing the current scope! |
70 | 1403 |
*/ |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1404 |
this->implicit_variable_result_back.datatype = symbol->datatype; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1405 |
this->implicit_variable_result .datatype = symbol->datatype; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1406 |
|
70 | 1407 |
s4o.print("\n"); |
1408 |
s4o.print(s4o.indent_spaces); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1409 |
this->implicit_variable_result_back.accept(*this); |
70 | 1410 |
s4o.print(" = "); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1411 |
this->implicit_variable_result.accept(*this); |
70 | 1412 |
s4o.print(";\n"); |
1413 |
||
1414 |
s4o.indent_left(); |
|
1415 |
s4o.print(s4o.indent_spaces); |
|
1416 |
s4o.print("}\n"); |
|
1417 |
s4o.print(s4o.indent_spaces); |
|
1418 |
return NULL; |
|
1419 |
} |
|
1420 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1421 |
|
453
4733f662362a
More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents:
392
diff
changeset
|
1422 |
// SYM_REF1(il_simple_instruction_c, il_simple_instruction, symbol_c *prev_il_instruction;) |
687
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1423 |
void *visit(il_simple_instruction_c *symbol) { |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1424 |
/* all previous IL instructions should have the same datatype (checked in stage3), so we get the datatype from the first previous IL instruction we find */ |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1425 |
implicit_variable_current.datatype = (symbol->prev_il_instruction.empty())? NULL : symbol->prev_il_instruction[0]->datatype; |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1426 |
implicit_variable_result .datatype = symbol->datatype; |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1427 |
|
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1428 |
symbol->il_simple_instruction->accept(*this); |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1429 |
|
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1430 |
implicit_variable_result .datatype = NULL; |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1431 |
implicit_variable_current.datatype = NULL; |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1432 |
return NULL; |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1433 |
} |
81dcb3987cbb
Fix handling of IL parenthesized expressions in generate_c_il_c
Mario de Sousa <msousa@fe.up.pt>
parents:
683
diff
changeset
|
1434 |
|
453
4733f662362a
More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents:
392
diff
changeset
|
1435 |
|
70 | 1436 |
/* | il_initial_param_list il_param_instruction */ |
1437 |
// SYM_LIST(il_param_list_c) |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1438 |
void *visit(il_param_list_c *symbol) {ERROR; return NULL;} // should never get called! |
70 | 1439 |
|
1440 |
/* il_assign_operator il_operand |
|
1441 |
* | il_assign_operator '(' eol_list simple_instr_list ')' |
|
1442 |
*/ |
|
1443 |
// SYM_REF4(il_param_assignment_c, il_assign_operator, il_operand, simple_instr_list, unused) |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1444 |
void *visit(il_param_assignment_c *symbol) {ERROR; return NULL;} // should never get called! |
70 | 1445 |
|
1446 |
/* il_assign_out_operator variable */ |
|
1447 |
// SYM_REF2(il_param_out_assignment_c, il_assign_out_operator, variable); |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1448 |
void *visit(il_param_out_assignment_c *symbol) {ERROR; return NULL;} // should never get called! |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1449 |
|
70 | 1450 |
|
1451 |
/*******************/ |
|
1452 |
/* B 2.2 Operators */ |
|
1453 |
/*******************/ |
|
1454 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1455 |
void *visit(LD_operator_c *symbol) { |
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1456 |
if (wanted_variablegeneration != expression_vg) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1457 |
s4o.print("LD"); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1458 |
return NULL; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1459 |
} |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1460 |
XXX_operator(&(this->implicit_variable_result), " = ", this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1461 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1462 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1463 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1464 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1465 |
void *visit(LDN_operator_c *symbol) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1466 |
XXX_operator(&(this->implicit_variable_result), get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)?" = !":" = ~", this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1467 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1468 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1469 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1470 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1471 |
void *visit(ST_operator_c *symbol) { |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1472 |
if (this->is_variable_prefix_null()) { |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1473 |
this->current_operand->accept(*this); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1474 |
s4o.print(" = "); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1475 |
print_check_function(this->current_operand->datatype, (symbol_c*)&(this->implicit_variable_current)); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1476 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1477 |
else { |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1478 |
print_setter(this->current_operand, this->current_operand->datatype, (symbol_c*)&(this->implicit_variable_current)); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1479 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1480 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1481 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1482 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1483 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1484 |
void *visit(STN_operator_c *symbol) { |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1485 |
if (this->is_variable_prefix_null()) { |
217
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1486 |
this->current_operand->accept(*this); |
f5dfadf5de54
Adding support for declare, init, get and set macros
laurent
parents:
216
diff
changeset
|
1487 |
s4o.print(" = "); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1488 |
if (get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)) |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1489 |
s4o.print("!"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1490 |
else |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1491 |
s4o.print("~"); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1492 |
this->implicit_variable_current.accept(*this); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1493 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
226
diff
changeset
|
1494 |
else { |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1495 |
print_setter(this->current_operand, this->current_operand->datatype, (symbol_c*)&(this->implicit_variable_current), NULL, NULL, true); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1496 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1497 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1498 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1499 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1500 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1501 |
void *visit(NOT_operator_c *symbol) { |
470
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1502 |
/* NOTE: the standard allows syntax in which the NOT operator is followed by an optional <il_operand> |
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1503 |
* NOT [<il_operand>] |
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1504 |
* However, it does not define the semantic of the NOT operation when the <il_operand> is specified. |
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1505 |
* We therefore consider it an error if an il_operand is specified! |
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1506 |
* The error is caught in stage 3! |
d2cd05c5e01a
Semantic verification of NOT operator.
Mario de Sousa <msousa@fe.up.pt>
parents:
453
diff
changeset
|
1507 |
*/ |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1508 |
if (NULL != this->current_operand) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1509 |
XXX_operator(&(this->implicit_variable_result), get_datatype_info_c::is_BOOL_compatible(symbol->datatype)?" = !":" = ~", &(this->implicit_variable_current)); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1510 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1511 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1512 |
|
70 | 1513 |
|
1514 |
void *visit(S_operator_c *symbol) { |
|
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1515 |
if (wanted_variablegeneration != expression_vg) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1516 |
s4o.print("LD"); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1517 |
return NULL; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1518 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1519 |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1520 |
if ((NULL == this->current_operand) || (NULL == this->current_operand->datatype)) ERROR; |
70 | 1521 |
|
1522 |
C_modifier(); |
|
1523 |
this->current_operand->accept(*this); |
|
240 | 1524 |
s4o.print(" = __"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1525 |
if (get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)) { |
240 | 1526 |
s4o.print("BOOL_LITERAL(TRUE)"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1527 |
} else if (get_datatype_info_c::is_ANY_INT_compatible(this->current_operand->datatype)) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1528 |
this->current_operand->datatype->accept(*this); |
240 | 1529 |
s4o.print("_LITERAL(1)"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1530 |
} else |
240 | 1531 |
ERROR; |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1532 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1533 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1534 |
|
70 | 1535 |
|
1536 |
void *visit(R_operator_c *symbol) { |
|
382
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1537 |
if (wanted_variablegeneration != expression_vg) { |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1538 |
s4o.print("LD"); |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1539 |
return NULL; |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1540 |
} |
ac6dfec701c9
Fix bug in parser while trying to use IL operator like S1, R1, etc... as standard function block interface variable in structured_variable syntax and bug in code generator while generating code for assignment of function block interface variable using structured_variable syntax
laurent
parents:
377
diff
changeset
|
1541 |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1542 |
if ((NULL == this->current_operand) || (NULL == this->current_operand->datatype)) ERROR; |
70 | 1543 |
|
1544 |
C_modifier(); |
|
1545 |
this->current_operand->accept(*this); |
|
240 | 1546 |
s4o.print(" = __"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1547 |
if (get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)) { |
240 | 1548 |
s4o.print("BOOL_LITERAL(FALSE)"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1549 |
} else if (get_datatype_info_c::is_ANY_INT_compatible(this->current_operand->datatype)) { |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1550 |
this->current_operand->datatype->accept(*this); |
240 | 1551 |
s4o.print("_LITERAL(0)"); |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1552 |
} else |
240 | 1553 |
ERROR; |
70 | 1554 |
/* the data type resulting from this operation is unchanged! */ |
1555 |
return NULL; |
|
1556 |
} |
|
1557 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1558 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1559 |
void *visit( S1_operator_c *symbol) {return XXX_CAL_operator( "S1", this->current_operand);} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1560 |
void *visit( R1_operator_c *symbol) {return XXX_CAL_operator( "R1", this->current_operand);} |
70 | 1561 |
void *visit(CLK_operator_c *symbol) {return XXX_CAL_operator("CLK", this->current_operand);} |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1562 |
void *visit( CU_operator_c *symbol) {return XXX_CAL_operator( "CU", this->current_operand);} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1563 |
void *visit( CD_operator_c *symbol) {return XXX_CAL_operator( "CD", this->current_operand);} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1564 |
void *visit( PV_operator_c *symbol) {return XXX_CAL_operator( "PV", this->current_operand);} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1565 |
void *visit( IN_operator_c *symbol) {return XXX_CAL_operator( "IN", this->current_operand);} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1566 |
void *visit( PT_operator_c *symbol) {return XXX_CAL_operator( "PT", this->current_operand);} |
70 | 1567 |
|
1568 |
void *visit(AND_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1569 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1570 |
XXX_operator(&(this->implicit_variable_result), " &= ", this->current_operand); |
70 | 1571 |
return NULL; |
1572 |
} |
|
1573 |
||
1574 |
void *visit(OR_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1575 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1576 |
XXX_operator(&(this->implicit_variable_result), " |= ", this->current_operand); |
70 | 1577 |
return NULL; |
1578 |
} |
|
1579 |
||
1580 |
void *visit(XOR_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1581 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1582 |
// '^' is a bit by bit exclusive OR !! Also seems to work with boolean types! |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1583 |
XXX_operator(&(this->implicit_variable_result), " ^= ", this->current_operand); |
70 | 1584 |
return NULL; |
1585 |
} |
|
1586 |
||
1587 |
void *visit(ANDN_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1588 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1589 |
XXX_operator(&(this->implicit_variable_result), get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)?" &= !":" &= ~", this->current_operand); |
70 | 1590 |
return NULL; |
1591 |
} |
|
1592 |
||
1593 |
void *visit(ORN_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1594 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1595 |
XXX_operator(&(this->implicit_variable_result), get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)?" |= !":" |= ~", this->current_operand); |
70 | 1596 |
return NULL; |
1597 |
} |
|
1598 |
||
1599 |
void *visit(XORN_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1600 |
if (!get_datatype_info_c::is_ANY_BIT_compatible(symbol->datatype)) ERROR; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1601 |
// bit by bit exclusive OR !! Also seems to work with boolean types! |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1602 |
XXX_operator(&(this->implicit_variable_result), get_datatype_info_c::is_BOOL_compatible(this->current_operand->datatype)?" ^= !":" ^= ~", this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1603 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1604 |
} |
669
7049fd6fe515
Deprecate use of search_expression_type_c (prepare for complete removal!)
Mario de Sousa <msousa@fe.up.pt>
parents:
667
diff
changeset
|
1605 |
|
70 | 1606 |
void *visit(ADD_operator_c *symbol) { |
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1607 |
if (get_datatype_info_c::is_TIME_compatible(symbol->datatype) || get_datatype_info_c::is_ANY_DATE_compatible (symbol->datatype)) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1608 |
XXX_function(&(this->implicit_variable_result), "__time_add", &(this->implicit_variable_current), this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1609 |
else XXX_operator(&(this->implicit_variable_result), " += ", this->current_operand); |
70 | 1610 |
return NULL; |
1611 |
} |
|
1612 |
||
1613 |
void *visit(SUB_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1614 |
if (get_datatype_info_c::is_TIME_compatible(symbol->datatype) || get_datatype_info_c::is_ANY_DATE_compatible (symbol->datatype)) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1615 |
XXX_function(&(this->implicit_variable_result), "__time_sub", &(this->implicit_variable_current), this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1616 |
else XXX_operator(&(this->implicit_variable_result), " -= ", this->current_operand); |
70 | 1617 |
return NULL; |
1618 |
} |
|
1619 |
||
1620 |
void *visit(MUL_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1621 |
if (get_datatype_info_c::is_TIME_compatible(symbol->datatype)) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1622 |
XXX_function(&(this->implicit_variable_result), "__time_mul", &(this->implicit_variable_current), this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1623 |
else XXX_operator(&(this->implicit_variable_result), " *= ", this->current_operand); |
70 | 1624 |
return NULL; |
1625 |
} |
|
1626 |
||
1627 |
void *visit(DIV_operator_c *symbol) { |
|
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1628 |
if (get_datatype_info_c::is_TIME_compatible(symbol->datatype)) |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1629 |
XXX_function(&(this->implicit_variable_result), "__time_div", &(this->implicit_variable_current), this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1630 |
else XXX_operator(&(this->implicit_variable_result), " /= ", this->current_operand); |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1631 |
return NULL; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1632 |
} |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1633 |
|
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1634 |
void *visit(MOD_operator_c *symbol) {XXX_operator(&(this->implicit_variable_result), " %= ", this->current_operand); return NULL;} |
70 | 1635 |
|
653
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1636 |
void *visit(GT_operator_c *symbol) {CMP_operator(this->current_operand, "GT_"); return NULL;} |
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1637 |
void *visit(GE_operator_c *symbol) {CMP_operator(this->current_operand, "GE_"); return NULL;} |
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1638 |
void *visit(EQ_operator_c *symbol) {CMP_operator(this->current_operand, "EQ_"); return NULL;} |
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1639 |
void *visit(LT_operator_c *symbol) {CMP_operator(this->current_operand, "LT_"); return NULL;} |
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1640 |
void *visit(LE_operator_c *symbol) {CMP_operator(this->current_operand, "LE_"); return NULL;} |
ea78924a1f60
Deleting datatype checks no longer needed (with a view of making search_expression_type_c redundant).
Mario de Sousa <msousa@fe.up.pt>
parents:
594
diff
changeset
|
1641 |
void *visit(NE_operator_c *symbol) {CMP_operator(this->current_operand, "NE_"); return NULL;} |
70 | 1642 |
|
1643 |
||
1644 |
//SYM_REF0(CAL_operator_c) |
|
1645 |
// This method will be called from within the il_fb_call_c visitor method |
|
1646 |
void *visit(CAL_operator_c *symbol) {return NULL;} |
|
1647 |
||
1648 |
//SYM_REF0(CALC_operator_c) |
|
1649 |
// This method will be called from within the il_fb_call_c visitor method |
|
1650 |
void *visit(CALC_operator_c *symbol) {C_modifier(); return NULL;} |
|
1651 |
||
1652 |
//SYM_REF0(CALCN_operator_c) |
|
1653 |
// This method will be called from within the il_fb_call_c visitor method |
|
1654 |
void *visit(CALCN_operator_c *symbol) {CN_modifier(); return NULL;} |
|
1655 |
||
1656 |
/* NOTE: The semantics of the RET operator requires us to return a value |
|
1657 |
* if the IL code is inside a function, but simply return no value if |
|
1658 |
* the IL code is inside a function block or program! |
|
1659 |
* Nevertheless, it is the generate_c_c class itself that |
|
1660 |
* introduces the 'reaturn <value>' into the c++ code at the end |
|
1661 |
* of every function. This class does not know whether the IL code |
|
1662 |
* is inside a function or a function block. |
|
1663 |
* We work around this by jumping to the end of the code, |
|
1664 |
* that will be marked by the END_LABEL label in the |
|
1665 |
* instruction_list_c visitor... |
|
1666 |
*/ |
|
1667 |
// SYM_REF0(RET_operator_c) |
|
1668 |
void *visit(RET_operator_c *symbol) { |
|
1669 |
s4o.print("goto ");s4o.print(END_LABEL); |
|
1670 |
return NULL; |
|
1671 |
} |
|
1672 |
||
1673 |
// SYM_REF0(RETC_operator_c) |
|
1674 |
void *visit(RETC_operator_c *symbol) { |
|
1675 |
C_modifier(); |
|
1676 |
s4o.print("goto ");s4o.print(END_LABEL); |
|
1677 |
return NULL; |
|
1678 |
} |
|
1679 |
||
1680 |
// SYM_REF0(RETCN_operator_c) |
|
1681 |
void *visit(RETCN_operator_c *symbol) { |
|
1682 |
CN_modifier(); |
|
1683 |
s4o.print("goto ");s4o.print(END_LABEL); |
|
1684 |
return NULL; |
|
1685 |
} |
|
1686 |
||
1687 |
//SYM_REF0(JMP_operator_c) |
|
1688 |
void *visit(JMP_operator_c *symbol) { |
|
1689 |
if (NULL == this->jump_label) ERROR; |
|
1690 |
s4o.print("goto "); |
|
1691 |
this->jump_label->accept(*this); |
|
1692 |
return NULL; |
|
1693 |
} |
|
1694 |
||
1695 |
// SYM_REF0(JMPC_operator_c) |
|
1696 |
void *visit(JMPC_operator_c *symbol) { |
|
1697 |
if (NULL == this->jump_label) ERROR; |
|
1698 |
C_modifier(); |
|
1699 |
s4o.print("goto "); |
|
1700 |
this->jump_label->accept(*this); |
|
1701 |
return NULL; |
|
1702 |
} |
|
1703 |
||
1704 |
// SYM_REF0(JMPCN_operator_c) |
|
1705 |
void *visit(JMPCN_operator_c *symbol) { |
|
1706 |
if (NULL == this->jump_label) ERROR; |
|
1707 |
CN_modifier(); |
|
1708 |
s4o.print("goto "); |
|
1709 |
this->jump_label->accept(*this); |
|
1710 |
return NULL; |
|
1711 |
} |
|
1712 |
||
1713 |
#if 0 |
|
1714 |
/*| [NOT] any_identifier SENDTO */ |
|
1715 |
SYM_REF2(il_assign_out_operator_c, option, variable_name) |
|
1716 |
#endif |
|
1717 |
||
1718 |
}; /* generate_c_il_c */ |
|
1719 |
||
1720 |
||
1721 |
||
1722 |
||
1723 |
||
1724 |
||
1725 |
||
1726 |
||
1727 |
||
1728 |
/* The implementation of the single visit() member function |
|
1729 |
* of il_default_variable_c. |
|
1730 |
* It can only come after the full declaration of |
|
1731 |
* generate_c_il_c. Since we define and declare |
|
1732 |
* generate_c_il_c simultaneously, it can only come |
|
1733 |
* after the definition... |
|
1734 |
*/ |
|
1735 |
void *il_default_variable_c::accept(visitor_c &visitor) { |
|
1736 |
/* An ugly hack!! */ |
|
1737 |
/* This is required because we need to over-ride the base |
|
1738 |
* accept(visitor_c &) method of the class symbol_c, |
|
1739 |
* so this method may be called through a symbol_c * |
|
1740 |
* reference! |
|
1741 |
* |
|
1742 |
* But, the visitor_c does not include a visitor to |
|
1743 |
* an il_default_variable_c, which means that we couldn't |
|
1744 |
* simply call visitor.visit(this); |
|
1745 |
* |
|
1746 |
* We therefore need to use the dynamic_cast hack!! |
|
1747 |
* |
|
1748 |
* Note too that we can't cast a visitor_c to a |
|
1749 |
* il_default_variable_visitor_c, since they are not related. |
|
1750 |
* Nor may the il_default_variable_visitor_c inherit from |
|
1751 |
* visitor_c, because then generate_c_il_c would contain |
|
1752 |
* two visitor_c base classes, one each through |
|
1753 |
* il_default_variable_visitor_c and generate_c_type_c |
|
1754 |
* |
|
1755 |
* We could use virtual inheritance of the visitor_c, but it |
|
1756 |
* would probably create more problems than it is worth! |
|
1757 |
*/ |
|
1758 |
generate_c_il_c *v; |
|
1759 |
v = dynamic_cast<generate_c_il_c *>(&visitor); |
|
1760 |
if (v == NULL) ERROR; |
|
1761 |
||
1762 |
return v->visit(this); |
|
1763 |
} |
|
1764 |
||
1765 |
||
1766 |
||
1767 |
||
1768 |
il_default_variable_c::il_default_variable_c(const char *var_name_str, symbol_c *current_type) { |
|
1769 |
if (NULL == var_name_str) ERROR; |
|
1770 |
/* Note: current_type may start off with NULL */ |
|
1771 |
||
1772 |
this->var_name = new identifier_c(var_name_str); |
|
1773 |
if (NULL == this->var_name) ERROR; |
|
1774 |
||
682
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1775 |
this->datatype = current_type; |
966f32af570d
Major code cleanup: IL code generation now uses symbol.datatype (filled in during stage3 data type checking) instead of determining the symbol's datatype by itself.
Mario de Sousa <msousa@fe.up.pt>
parents:
669
diff
changeset
|
1776 |
} |