author | laurent |
Wed, 13 Jul 2011 13:40:14 +0200 | |
changeset 345 | 894c0e6d951c |
parent 337 | 9a2262fb7994 |
child 346 | 620fd98a021d |
permissions | -rwxr-xr-x |
219 | 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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#define INLINE_RESULT_TEMP_VAR "__res" |
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class generate_c_inlinefcall_c: public generate_c_typedecl_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_suffix_vg |
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} variablegeneration_t; |
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private: |
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/* The initial value that should be given to the IL default variable |
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* imediately after a parenthesis is opened. |
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* This variable is only used to pass data from the |
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* il_expression_c visitor to the simple_instr_list_c visitor. |
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* |
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* e.g.: |
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* LD var1 |
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* AND ( var2 |
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* OR var3 |
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* ) |
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* |
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* In the above code sample, the line 'AND ( var2' constitutes |
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* an il_expression_c, where var2 should be loaded into the |
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* il default variable before continuing with the expression |
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* inside the parenthesis. |
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* Unfortunately, only the simple_instr_list_c may do the |
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* initial laoding of the var2 bariable following the parenthesis, |
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* so the il_expression_c visitor will have to pass 'var2' as a |
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* parameter to the simple_instr_list_c visitor. |
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* Ergo, the existance of the following parameter...! |
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*/ |
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symbol_c *il_default_variable_init_value; |
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|
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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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symbol_c *current_operand_type; |
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|
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/* The result of the comparison IL operations (GT, EQ, LT, ...) |
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* is a boolean variable. |
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* This class keeps track of the current data type stored in the |
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* il default variable. This is usually done by keeping a reference |
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* to the data type of the last operand. Nevertheless, in the case of |
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* the comparison IL operators, the data type of the result (a boolean) |
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* is not the data type of the operand. We therefore need an object |
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* of the boolean data type to keep as a reference of the current |
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* data type. |
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* The following object is it... |
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*/ |
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bool_type_name_c bool_type; |
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lint_type_name_c lint_type; |
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lword_type_name_c lword_type; |
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lreal_type_name_c lreal_type; |
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/* The name of the IL default 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 default_variable_name; |
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il_default_variable_c default_variable_back_name; |
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symbol_c* current_array_type; |
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int fcall_number; |
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symbol_c *fbname; |
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search_expression_type_c *search_expression_type; |
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search_varfb_instance_type_c *search_varfb_instance_type; |
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search_base_type_c search_base_type; |
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variablegeneration_t wanted_variablegeneration; |
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public: |
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generate_c_inlinefcall_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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default_variable_name(IL_DEFVAR, NULL), |
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default_variable_back_name(IL_DEFVAR_BACK, NULL) |
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{ |
118 |
search_expression_type = new search_expression_type_c(scope); |
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search_varfb_instance_type = new search_varfb_instance_type_c(scope); |
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this->set_variable_prefix(variable_prefix); |
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fcall_number = 0; |
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fbname = name; |
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wanted_variablegeneration = expression_vg; |
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} |
125 |
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virtual ~generate_c_inlinefcall_c(void) { |
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delete search_expression_type; |
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delete search_varfb_instance_type; |
129 |
} |
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void print(symbol_c* symbol) { |
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function_call_iterator_c fc_iterator(symbol); |
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symbol_c* function_call; |
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while ((function_call = fc_iterator.next()) != NULL) { |
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function_call->accept(*this); |
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} |
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} |
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void generate_inline(symbol_c *function_name, |
235 | 140 |
symbol_c *function_type_prefix, |
141 |
symbol_c *function_type_suffix, |
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std::list<FUNCTION_PARAM*> param_list) { |
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std::list<FUNCTION_PARAM*>::iterator pt; |
219 | 144 |
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145 |
fcall_number++; |
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336 | 146 |
function_type_prefix = search_expression_type->default_literal_type(function_type_prefix); |
147 |
if (function_type_suffix) { |
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148 |
function_type_suffix = search_expression_type->default_literal_type(function_type_suffix); |
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} |
219 | 150 |
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151 |
s4o.print(s4o.indent_spaces); |
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152 |
s4o.print("inline "); |
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235 | 153 |
function_type_prefix->accept(*this); |
219 | 154 |
s4o.print(" __"); |
155 |
fbname->accept(*this); |
|
156 |
s4o.print("_"); |
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157 |
function_name->accept(*this); |
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336 | 158 |
if (function_type_suffix) { |
159 |
function_type_suffix->accept(*this); |
|
160 |
} |
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219 | 161 |
s4o.print_integer(fcall_number); |
162 |
s4o.print("("); |
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163 |
s4o.indent_right(); |
|
164 |
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165 |
PARAM_LIST_ITERATOR() { |
|
166 |
if (PARAM_DIRECTION == function_param_iterator_c::direction_in) { |
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336 | 167 |
search_expression_type->default_literal_type(PARAM_TYPE)->accept(*this); |
219 | 168 |
s4o.print(" "); |
169 |
PARAM_NAME->accept(*this); |
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170 |
s4o.print(",\n" + s4o.indent_spaces); |
|
171 |
} |
|
172 |
} |
|
173 |
fbname->accept(*this); |
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174 |
s4o.print(" *"); |
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175 |
s4o.print(FB_FUNCTION_PARAM); |
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176 |
s4o.indent_left(); |
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177 |
s4o.print(")\n" + s4o.indent_spaces); |
|
178 |
s4o.print("{\n"); |
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179 |
s4o.indent_right(); |
|
180 |
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181 |
s4o.print(s4o.indent_spaces); |
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235 | 182 |
function_type_prefix->accept(*this); |
219 | 183 |
s4o.print(" "), |
184 |
s4o.print(INLINE_RESULT_TEMP_VAR); |
|
185 |
s4o.print(";\n"); |
|
186 |
||
187 |
PARAM_LIST_ITERATOR() { |
|
188 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
|
189 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
|
190 |
PARAM_VALUE != NULL) { |
|
191 |
s4o.print(s4o.indent_spaces); |
|
192 |
PARAM_TYPE->accept(*this); |
|
193 |
s4o.print(" "); |
|
194 |
s4o.print(TEMP_VAR); |
|
195 |
PARAM_NAME->accept(*this); |
|
196 |
s4o.print(" = "); |
|
197 |
print_check_function(PARAM_TYPE, PARAM_VALUE); |
|
198 |
s4o.print(";\n"); |
|
199 |
} |
|
200 |
} |
|
201 |
||
202 |
s4o.print(s4o.indent_spaces + INLINE_RESULT_TEMP_VAR), |
|
203 |
s4o.print(" = "); |
|
204 |
function_name->accept(*this); |
|
235 | 205 |
if (function_type_suffix) |
206 |
function_type_suffix->accept(*this); |
|
219 | 207 |
s4o.print("("); |
208 |
s4o.indent_right(); |
|
209 |
||
210 |
PARAM_LIST_ITERATOR() { |
|
211 |
if (pt != param_list.begin()) |
|
212 |
s4o.print(",\n" + s4o.indent_spaces); |
|
213 |
if (PARAM_DIRECTION == function_param_iterator_c::direction_in) |
|
214 |
PARAM_NAME->accept(*this); |
|
215 |
else if (PARAM_VALUE != NULL){ |
|
216 |
s4o.print("&"); |
|
217 |
s4o.print(TEMP_VAR); |
|
218 |
PARAM_NAME->accept(*this); |
|
219 |
} |
|
220 |
else { |
|
221 |
s4o.print("NULL"); |
|
222 |
} |
|
223 |
} |
|
224 |
s4o.print(");\n"); |
|
225 |
s4o.indent_left(); |
|
226 |
||
227 |
PARAM_LIST_ITERATOR() { |
|
228 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
|
229 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
|
230 |
PARAM_VALUE != NULL) { |
|
231 |
||
232 |
s4o.print(s4o.indent_spaces); |
|
228
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233 |
print_setter(PARAM_VALUE, PARAM_TYPE, PARAM_NAME); |
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|
234 |
s4o.print(";\n"); |
219 | 235 |
} |
236 |
} |
|
237 |
s4o.print(s4o.indent_spaces + "return "); |
|
238 |
s4o.print(INLINE_RESULT_TEMP_VAR); |
|
239 |
s4o.print(";\n"); |
|
240 |
||
241 |
s4o.indent_left(); |
|
242 |
s4o.print(s4o.indent_spaces + "}\n\n"); |
|
243 |
} |
|
244 |
||
245 |
private: |
|
246 |
||
337
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|
247 |
/* A helper function... */ |
345
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diff
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|
248 |
void CMP_operator_result_type() { |
337
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|
249 |
/* the data type resulting from this operation... */ |
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|
250 |
this->default_variable_name.current_type = &(this->bool_type); |
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|
251 |
} |
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|
252 |
|
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diff
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|
253 |
/* A helper function... */ |
345
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diff
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|
254 |
void BYTE_operator_result_type(void) { |
337
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|
255 |
if (search_expression_type->is_literal_integer_type(this->default_variable_name.current_type)) { |
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Fix bug with inline function call in POU programmed in IL
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|
256 |
if (search_expression_type->is_literal_integer_type(this->current_operand_type)) |
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|
257 |
this->default_variable_name.current_type = &(this->lword_type); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
258 |
else |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
259 |
this->default_variable_name.current_type = this->current_operand_type; |
9a2262fb7994
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diff
changeset
|
260 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
261 |
else if (search_expression_type->is_literal_integer_type(this->current_operand_type)) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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|
262 |
this->current_operand_type = this->default_variable_name.current_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
263 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
264 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
265 |
/* A helper function... */ |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
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parents:
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diff
changeset
|
266 |
void NUM_operator_result_type(void) { |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
267 |
if (search_expression_type->is_literal_real_type(this->default_variable_name.current_type)) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
268 |
if (search_expression_type->is_literal_integer_type(this->current_operand_type) || |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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changeset
|
269 |
search_expression_type->is_literal_real_type(this->current_operand_type)) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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changeset
|
270 |
this->default_variable_name.current_type = &(this->lreal_type); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
271 |
else |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
272 |
this->default_variable_name.current_type = this->current_operand_type; |
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changeset
|
273 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
274 |
else if (search_expression_type->is_literal_integer_type(this->default_variable_name.current_type)) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
275 |
if (search_expression_type->is_literal_integer_type(this->current_operand_type)) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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diff
changeset
|
276 |
this->default_variable_name.current_type = &(this->lint_type); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
277 |
else if (search_expression_type->is_literal_real_type(this->current_operand_type)) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
278 |
this->default_variable_name.current_type = &(this->lreal_type); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
279 |
else |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
280 |
this->default_variable_name.current_type = this->current_operand_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
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diff
changeset
|
281 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
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parents:
336
diff
changeset
|
282 |
else if (search_expression_type->is_literal_integer_type(this->current_operand_type) || |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
283 |
search_expression_type->is_literal_real_type(this->current_operand_type)) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
284 |
this->current_operand_type = this->default_variable_name.current_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
285 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
286 |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
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parents:
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diff
changeset
|
287 |
void *print_getter(symbol_c *symbol) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
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parents:
221
diff
changeset
|
288 |
unsigned int vartype = search_varfb_instance_type->get_vartype(symbol); |
43831b683764
Adding support for setter and getter on complex datatype in IL
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parents:
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diff
changeset
|
289 |
if (vartype == search_var_instance_decl_c::external_vt) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
290 |
s4o.print(GET_EXTERNAL); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
291 |
else if (vartype == search_var_instance_decl_c::located_vt) |
43831b683764
Adding support for setter and getter on complex datatype in IL
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parents:
221
diff
changeset
|
292 |
s4o.print(GET_LOCATED); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
293 |
else |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
294 |
s4o.print(GET_VAR); |
43831b683764
Adding support for setter and getter on complex datatype in IL
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parents:
221
diff
changeset
|
295 |
s4o.print("("); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
296 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
297 |
wanted_variablegeneration = complextype_base_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
298 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
299 |
if (search_varfb_instance_type->type_is_complex()) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
300 |
s4o.print(","); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
301 |
wanted_variablegeneration = complextype_suffix_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
302 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
303 |
s4o.print(")"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
304 |
wanted_variablegeneration = expression_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
305 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
306 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
307 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
308 |
void *print_setter(symbol_c* symbol, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
309 |
symbol_c* type, |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
310 |
symbol_c* value) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
311 |
unsigned int vartype = search_varfb_instance_type->get_vartype(symbol); |
231
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
312 |
if (vartype == search_var_instance_decl_c::external_vt) { |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
313 |
symbolic_variable_c *variable = dynamic_cast<symbolic_variable_c *>(symbol); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
314 |
/* TODO Find a solution for forcing global complex variables */ |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
315 |
if (variable != NULL) { |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
316 |
s4o.print(SET_EXTERNAL); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
317 |
s4o.print("("); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
318 |
variable->var_name->accept(*this); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
319 |
s4o.print(","); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
320 |
} |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
321 |
else { |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
322 |
s4o.print(SET_COMPLEX_EXTERNAL); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
323 |
s4o.print("("); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
324 |
} |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
325 |
} |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
326 |
else { |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
327 |
if (vartype == search_var_instance_decl_c::located_vt) |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
328 |
s4o.print(SET_LOCATED); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
329 |
else |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
330 |
s4o.print(SET_VAR); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
331 |
s4o.print("("); |
b8527b0abe75
Adding support for forcing global without perturbation from setting external
laurent
parents:
228
diff
changeset
|
332 |
} |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
333 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
334 |
wanted_variablegeneration = complextype_base_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
335 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
336 |
s4o.print(","); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
337 |
wanted_variablegeneration = expression_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
338 |
print_check_function(type, value, NULL, true); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
339 |
if (search_varfb_instance_type->type_is_complex()) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
340 |
s4o.print(","); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
341 |
wanted_variablegeneration = complextype_suffix_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
342 |
symbol->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
343 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
344 |
s4o.print(")"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
345 |
wanted_variablegeneration = expression_vg; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
346 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
347 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
348 |
|
219 | 349 |
/*********************/ |
350 |
/* B 1.4 - Variables */ |
|
351 |
/*********************/ |
|
352 |
void *visit(symbolic_variable_c *symbol) { |
|
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
353 |
unsigned int vartype; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
354 |
if (wanted_variablegeneration == complextype_base_vg) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
355 |
generate_c_base_c::visit(symbol); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
356 |
else if (wanted_variablegeneration == complextype_suffix_vg) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
357 |
return NULL; |
221
c6aed7e5f070
Adding support for flags on Function Block variables for marking which variable must be debugged, retained or is forced
laurent
parents:
219
diff
changeset
|
358 |
else |
235 | 359 |
print_getter(symbol); |
219 | 360 |
return NULL; |
361 |
} |
|
362 |
||
363 |
/********************************************/ |
|
364 |
/* B.1.4.1 Directly Represented Variables */ |
|
365 |
/********************************************/ |
|
366 |
// direct_variable: direct_variable_token {$$ = new direct_variable_c($1);}; |
|
367 |
void *visit(direct_variable_c *symbol) { |
|
368 |
TRACE("direct_variable_c"); |
|
369 |
/* Do not use print_token() as it will change everything into uppercase */ |
|
370 |
if (strlen(symbol->value) == 0) ERROR; |
|
371 |
s4o.print(GET_LOCATED); |
|
372 |
s4o.print("("); |
|
373 |
this->print_variable_prefix(); |
|
374 |
s4o.printlocation(symbol->value + 1); |
|
375 |
s4o.print(")"); |
|
376 |
return NULL; |
|
377 |
} |
|
378 |
||
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
379 |
/*************************************/ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
380 |
/* B.1.4.2 Multi-element Variables */ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
381 |
/*************************************/ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
382 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
383 |
// SYM_REF2(structured_variable_c, record_variable, field_selector) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
384 |
void *visit(structured_variable_c *symbol) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
385 |
TRACE("structured_variable_c"); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
386 |
switch (wanted_variablegeneration) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
387 |
case complextype_base_vg: |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
388 |
symbol->record_variable->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
389 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
390 |
case complextype_suffix_vg: |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
391 |
symbol->record_variable->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
392 |
s4o.print("."); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
393 |
symbol->field_selector->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
394 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
395 |
default: |
237 | 396 |
print_getter(symbol); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
397 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
398 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
399 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
400 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
401 |
|
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
402 |
/* subscripted_variable '[' subscript_list ']' */ |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
403 |
//SYM_REF2(array_variable_c, subscripted_variable, subscript_list) |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
404 |
void *visit(array_variable_c *symbol) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
405 |
switch (wanted_variablegeneration) { |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
406 |
case complextype_base_vg: |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
407 |
symbol->subscripted_variable->accept(*this); |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
408 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
409 |
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
|
410 |
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
|
411 |
|
321
a96399ab57c2
Add better comments, and change name of functions to clarify what they do.
Mario de Sousa <msousa@fe.up.pt>
parents:
279
diff
changeset
|
412 |
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
|
413 |
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
|
414 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
415 |
s4o.print(".table"); |
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
416 |
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
|
417 |
|
0919986a5c98
Bug when trying to get type of elements in a big complex structure fixed
laurent
parents:
237
diff
changeset
|
418 |
current_array_type = NULL; |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
419 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
420 |
default: |
237 | 421 |
print_getter(symbol); |
228
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
422 |
break; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
423 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
424 |
return NULL; |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
425 |
} |
43831b683764
Adding support for setter and getter on complex datatype in IL
berem
parents:
221
diff
changeset
|
426 |
|
219 | 427 |
/****************************************/ |
428 |
/* B.2 - Language IL (Instruction List) */ |
|
429 |
/****************************************/ |
|
430 |
||
431 |
/***********************************/ |
|
432 |
/* B 2.1 Instructions and Operands */ |
|
433 |
/***********************************/ |
|
434 |
||
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
435 |
/* | label ':' [il_incomplete_instruction] eol_list */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
436 |
// SYM_REF2(il_instruction_c, label, il_instruction) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
437 |
void *visit(il_instruction_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
438 |
if (NULL != symbol->il_instruction) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
439 |
symbol->il_instruction->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
440 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
441 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
442 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
443 |
/* | il_simple_operator [il_operand] */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
444 |
//SYM_REF2(il_simple_operation_c, il_simple_operator, il_operand) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
445 |
void *visit(il_simple_operation_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
446 |
this->current_operand = symbol->il_operand; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
447 |
if (NULL == this->current_operand) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
448 |
this->current_operand_type = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
449 |
} else { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
450 |
this->current_operand_type = search_expression_type->get_type(this->current_operand); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
451 |
if (NULL == this->current_operand_type) ERROR; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
452 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
453 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
454 |
symbol->il_simple_operator->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
455 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
456 |
this->current_operand = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
457 |
this->current_operand_type = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
458 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
459 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
460 |
|
219 | 461 |
void *visit(il_function_call_c *symbol) { |
235 | 462 |
symbol_c* function_type_prefix = NULL; |
463 |
symbol_c* function_name = NULL; |
|
464 |
symbol_c* function_type_suffix = NULL; |
|
465 |
DECLARE_PARAM_LIST() |
|
466 |
||
467 |
symbol_c *param_data_type = default_variable_name.current_type; |
|
468 |
||
469 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
|
470 |
||
471 |
function_declaration_c *f_decl = function_symtable.find_value(symbol->function_name); |
|
472 |
if (f_decl == function_symtable.end_value()) { |
|
473 |
function_type_t current_function_type = get_function_type((identifier_c *)symbol->function_name); |
|
474 |
if (current_function_type == function_none) ERROR; |
|
475 |
||
476 |
function_type_prefix = (symbol_c *)search_expression_type->compute_standard_function_il(symbol, param_data_type); |
|
477 |
||
478 |
symbol_c *en_param_name = (symbol_c *)(new identifier_c("EN")); |
|
479 |
/* Add the value from EN param */ |
|
480 |
ADD_PARAM_LIST(en_param_name, |
|
481 |
(symbol_c*)(new boolean_literal_c((symbol_c*)(new bool_type_name_c()), new boolean_true_c())), |
|
482 |
(symbol_c*)(new bool_type_name_c()), |
|
483 |
function_param_iterator_c::direction_in) |
|
484 |
||
485 |
symbol_c *eno_param_name = (symbol_c *)(new identifier_c("ENO")); |
|
486 |
/* Add the value from ENO param */ |
|
487 |
ADD_PARAM_LIST(eno_param_name, NULL, (symbol_c*)(new bool_type_name_c()), function_param_iterator_c::direction_out) |
|
488 |
||
489 |
int nb_param = 1; |
|
490 |
if (symbol->il_operand_list != NULL) |
|
491 |
nb_param += ((list_c *)symbol->il_operand_list)->n; |
|
492 |
||
493 |
#include "il_code_gen.c" |
|
494 |
||
495 |
} |
|
496 |
else { |
|
497 |
function_name = symbol->function_name; |
|
219 | 498 |
|
499 |
/* determine the base data type returned by the function being called... */ |
|
500 |
search_base_type_c search_base_type; |
|
235 | 501 |
function_type_prefix = (symbol_c *)f_decl->type_name->accept(search_base_type); |
219 | 502 |
|
503 |
/* loop through each function parameter, find the value we should pass |
|
504 |
* to it, and then output the c equivalent... |
|
505 |
*/ |
|
506 |
||
507 |
function_param_iterator_c fp_iterator(f_decl); |
|
508 |
identifier_c *param_name; |
|
509 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
|
510 |
symbol_c *param_type = fp_iterator.param_type(); |
|
511 |
if (param_type == NULL) ERROR; |
|
512 |
||
513 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
|
514 |
||
515 |
symbol_c *param_value = NULL; |
|
516 |
||
517 |
/* if it is the first parameter, semantics specifies that we should |
|
518 |
* get the value off the IL default variable! |
|
519 |
*/ |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
520 |
if (1 == i) |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
521 |
param_value = &this->default_variable_name; |
219 | 522 |
|
523 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
|
524 |
/* NOTE: the following line of code is not required in this case, but it doesn't |
|
525 |
* harm to leave it in, as in the case of a non-formal syntax function call, |
|
526 |
* it will always return NULL. |
|
527 |
* We leave it in in case we later decide to merge this part of the code together |
|
528 |
* with the function calling code in generate_c_st_c, which does require |
|
529 |
* the following line... |
|
530 |
*/ |
|
531 |
if (param_value == NULL) |
|
532 |
param_value = function_call_param_iterator.search_f(param_name); |
|
533 |
||
534 |
/* Get the value from a foo(<param_value>) style call */ |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
535 |
if (param_value == NULL) { |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
536 |
param_value = function_call_param_iterator.next_nf(); |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
537 |
if (param_value != NULL && fp_iterator.is_en_eno_param_implicit()) ERROR; |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
538 |
} |
219 | 539 |
|
540 |
if (param_value == NULL && param_direction == function_param_iterator_c::direction_in) { |
|
541 |
/* No value given for parameter, so we must use the default... */ |
|
542 |
/* First check whether default value specified in function declaration...*/ |
|
543 |
param_value = fp_iterator.default_value(); |
|
544 |
} |
|
545 |
||
546 |
ADD_PARAM_LIST(param_name, param_value, param_type, fp_iterator.param_direction()) |
|
547 |
} /* for(...) */ |
|
548 |
} |
|
235 | 549 |
|
550 |
if (function_call_param_iterator.next_nf() != NULL) ERROR; |
|
551 |
if (NULL == function_type_prefix) ERROR; |
|
552 |
||
553 |
bool has_output_params = false; |
|
554 |
||
555 |
PARAM_LIST_ITERATOR() { |
|
556 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
|
557 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
|
558 |
PARAM_VALUE != NULL) { |
|
559 |
has_output_params = true; |
|
560 |
} |
|
561 |
} |
|
562 |
||
563 |
if (has_output_params) |
|
564 |
generate_inline(function_name, function_type_prefix, function_type_suffix, param_list); |
|
565 |
||
566 |
CLEAR_PARAM_LIST() |
|
567 |
||
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
568 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
569 |
default_variable_name.current_type = function_type_prefix; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
570 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
571 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
572 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
573 |
/* | il_expr_operator '(' [il_operand] eol_list [simple_instr_list] ')' */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
574 |
//SYM_REF4(il_expression_c, il_expr_operator, il_operand, simple_instr_list, unused) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
575 |
void *visit(il_expression_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
576 |
/* We will be recursevely interpreting an instruction list, |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
577 |
* so we store a backup of the data type of the value currently stored |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
578 |
* in the default variable, and set the current data type to NULL |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
579 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
580 |
symbol_c *old_current_default_variable_data_type = this->default_variable_name.current_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
581 |
this->default_variable_name.current_type = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
582 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
583 |
/* Pass the symbol->il_operand to the simple_instr_list visitor |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
584 |
* using the il_default_variable_init_value parameter... |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
585 |
* Note that the simple_instr_list_c visitor will set this parameter |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
586 |
* to NULL as soon as it does not require it any longer, |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
587 |
* so we don't do it here again after the |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
588 |
* symbol->simple_instr_list->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
589 |
* returns... |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
590 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
591 |
this->il_default_variable_init_value = symbol->il_operand; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
592 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
593 |
/* Now do the parenthesised instructions... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
594 |
/* NOTE: the following code line will get the variable |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
595 |
* this->default_variable_name.current_type updated! |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
596 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
597 |
symbol->simple_instr_list->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
598 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
599 |
/* Now do the operation, using the previous result! */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
600 |
/* NOTE: The result of the previous instruction list will be stored |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
601 |
* in a variable named IL_DEFVAR_BACK. This is done in the visitor |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
602 |
* to instruction_list_c objects... |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
603 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
604 |
this->current_operand = &(this->default_variable_back_name); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
605 |
this->current_operand_type = this->default_variable_back_name.current_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
606 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
607 |
this->default_variable_name.current_type = old_current_default_variable_data_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
608 |
if (NULL == this->current_operand_type) ERROR; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
609 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
610 |
symbol->il_expr_operator->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
611 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
612 |
this->current_operand = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
613 |
this->current_operand_type = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
614 |
this->default_variable_back_name.current_type = NULL; |
235 | 615 |
return NULL; |
616 |
} |
|
617 |
||
618 |
/* | function_name '(' eol_list [il_param_list] ')' */ |
|
619 |
// SYM_REF2(il_formal_funct_call_c, function_name, il_param_list) |
|
219 | 620 |
void *visit(il_formal_funct_call_c *symbol) { |
235 | 621 |
symbol_c* function_type_prefix = NULL; |
622 |
symbol_c* function_name = NULL; |
|
623 |
symbol_c* function_type_suffix = NULL; |
|
624 |
DECLARE_PARAM_LIST() |
|
625 |
||
626 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
|
627 |
||
628 |
function_declaration_c *f_decl = function_symtable.find_value(symbol->function_name); |
|
629 |
if (f_decl == function_symtable.end_value()) { |
|
630 |
function_type_t current_function_type = get_function_type((identifier_c *)symbol->function_name); |
|
631 |
if (current_function_type == function_none) ERROR; |
|
632 |
||
633 |
function_type_prefix = (symbol_c *)search_expression_type->compute_standard_function_default(NULL, symbol); |
|
634 |
||
635 |
int nb_param = 0; |
|
636 |
if (symbol->il_param_list != NULL) |
|
637 |
nb_param += ((list_c *)symbol->il_param_list)->n; |
|
638 |
||
639 |
symbol_c *en_param_name = (symbol_c *)(new identifier_c("EN")); |
|
640 |
/* Get the value from EN param */ |
|
641 |
symbol_c *EN_param_value = function_call_param_iterator.search_f(en_param_name); |
|
642 |
if (EN_param_value == NULL) |
|
643 |
EN_param_value = (symbol_c*)(new boolean_literal_c((symbol_c*)(new bool_type_name_c()), new boolean_true_c())); |
|
644 |
else |
|
645 |
nb_param --; |
|
646 |
ADD_PARAM_LIST(en_param_name, EN_param_value, (symbol_c*)(new bool_type_name_c()), function_param_iterator_c::direction_in) |
|
647 |
||
648 |
symbol_c *eno_param_name = (symbol_c *)(new identifier_c("ENO")); |
|
649 |
/* Get the value from ENO param */ |
|
650 |
symbol_c *ENO_param_value = function_call_param_iterator.search_f(eno_param_name); |
|
651 |
if (ENO_param_value != NULL) |
|
652 |
nb_param --; |
|
653 |
ADD_PARAM_LIST(eno_param_name, ENO_param_value, (symbol_c*)(new bool_type_name_c()), function_param_iterator_c::direction_out) |
|
654 |
||
655 |
#include "st_code_gen.c" |
|
656 |
||
657 |
} |
|
658 |
else { |
|
659 |
function_name = symbol->function_name; |
|
219 | 660 |
|
661 |
/* determine the base data type returned by the function being called... */ |
|
662 |
search_base_type_c search_base_type; |
|
235 | 663 |
function_type_prefix = (symbol_c *)f_decl->type_name->accept(search_base_type); |
219 | 664 |
|
665 |
/* loop through each function parameter, find the value we should pass |
|
666 |
* to it, and then output the c equivalent... |
|
667 |
*/ |
|
668 |
||
669 |
function_param_iterator_c fp_iterator(f_decl); |
|
670 |
identifier_c *param_name; |
|
671 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
|
672 |
symbol_c *param_type = fp_iterator.param_type(); |
|
673 |
if (param_type == NULL) ERROR; |
|
674 |
||
675 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
|
676 |
||
677 |
||
678 |
symbol_c *param_value = NULL; |
|
679 |
||
680 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
|
681 |
if (param_value == NULL) |
|
682 |
param_value = function_call_param_iterator.search_f(param_name); |
|
683 |
||
684 |
/* Get the value from a foo(<param_value>) style call */ |
|
685 |
/* NOTE: the following line of code is not required in this case, but it doesn't |
|
686 |
* harm to leave it in, as in the case of a formal syntax function call, |
|
687 |
* it will always return NULL. |
|
688 |
* We leave it in in case we later decide to merge this part of the code together |
|
689 |
* with the function calling code in generate_c_st_c, which does require |
|
690 |
* the following line... |
|
691 |
*/ |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
692 |
if (param_value == NULL) { |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
693 |
param_value = function_call_param_iterator.next_nf(); |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
694 |
if (param_value != NULL && fp_iterator.is_en_eno_param_implicit()) ERROR; |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
695 |
} |
219 | 696 |
|
697 |
if (param_value == NULL) { |
|
698 |
/* No value given for parameter, so we must use the default... */ |
|
699 |
/* First check whether default value specified in function declaration...*/ |
|
700 |
param_value = fp_iterator.default_value(); |
|
701 |
} |
|
702 |
||
703 |
ADD_PARAM_LIST(param_name, param_value, param_type, fp_iterator.param_direction()) |
|
704 |
} |
|
235 | 705 |
} |
706 |
||
707 |
if (function_call_param_iterator.next_nf() != NULL) ERROR; |
|
708 |
if (NULL == function_type_prefix) ERROR; |
|
709 |
||
710 |
bool has_output_params = false; |
|
711 |
||
712 |
PARAM_LIST_ITERATOR() { |
|
713 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
|
714 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
|
715 |
PARAM_VALUE != NULL) { |
|
716 |
has_output_params = true; |
|
219 | 717 |
} |
235 | 718 |
} |
719 |
||
720 |
if (has_output_params) |
|
721 |
generate_inline(function_name, function_type_prefix, function_type_suffix, param_list); |
|
722 |
||
723 |
CLEAR_PARAM_LIST() |
|
724 |
||
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
725 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
726 |
default_variable_name.current_type = function_type_prefix; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
727 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
728 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
729 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
730 |
/* | simple_instr_list il_simple_instruction */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
731 |
// SYM_LIST(simple_instr_list_c) |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
732 |
void *visit(simple_instr_list_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
733 |
/* Check whether we should initiliase the il default variable... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
734 |
if (NULL != this->il_default_variable_init_value) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
735 |
/* Yes, we must... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
736 |
/* We will do it by instatiating a LD operator, and having this |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
737 |
* same generate_c_il_c class visiting it! |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
738 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
739 |
LD_operator_c ld_oper; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
740 |
il_simple_operation_c il_simple_oper(&ld_oper, this->il_default_variable_init_value); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
741 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
742 |
il_simple_oper.accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
743 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
744 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
745 |
/* this parameter no longer required... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
746 |
this->il_default_variable_init_value = NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
747 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
748 |
iterator_visitor_c::visit(symbol); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
749 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
750 |
/* copy the result in the default variable to the variable |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
751 |
* used to pass the data out to the scope enclosing |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
752 |
* the current scope! |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
753 |
* |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
754 |
* We also need to update the data type currently stored within |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
755 |
* the variable used to pass the data to the outside scope... |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
756 |
*/ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
757 |
this->default_variable_back_name.current_type = this->default_variable_name.current_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
758 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
759 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
760 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
761 |
void *visit(LD_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
762 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
763 |
this->default_variable_name.current_type = this->current_operand_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
764 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
765 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
766 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
767 |
void *visit(LDN_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
768 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
769 |
this->default_variable_name.current_type = this->current_operand_type; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
770 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
771 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
772 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
773 |
void *visit(ADD_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
774 |
if (search_expression_type->is_time_type(this->default_variable_name.current_type) && |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
775 |
search_expression_type->is_time_type(this->current_operand_type)) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
776 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
777 |
this->default_variable_name.current_type = this->current_operand_type; |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
778 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
779 |
else if (search_expression_type->is_num_type(this->default_variable_name.current_type) && |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
780 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
781 |
NUM_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
782 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
783 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
784 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
785 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
786 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
787 |
void *visit(SUB_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
788 |
if (search_expression_type->is_time_type(this->default_variable_name.current_type) && |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
789 |
search_expression_type->is_time_type(this->current_operand_type)) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
790 |
/* the data type resulting from this operation... */ |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
791 |
this->default_variable_name.current_type = this->current_operand_type; |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
792 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
793 |
else if (search_expression_type->is_num_type(this->default_variable_name.current_type) && |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
794 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
795 |
NUM_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
796 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
797 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
798 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
799 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
800 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
801 |
void *visit(MUL_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
802 |
if (search_expression_type->is_time_type(this->default_variable_name.current_type) && |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
803 |
search_expression_type->is_integer_type(this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
804 |
/* the data type resulting from this operation is unchanged! */ |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
805 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
806 |
else if (search_expression_type->is_num_type(this->default_variable_name.current_type) && |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
807 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
808 |
NUM_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
809 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
810 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
811 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
812 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
813 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
814 |
void *visit(DIV_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
815 |
if (search_expression_type->is_time_type(this->default_variable_name.current_type) && |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
816 |
search_expression_type->is_integer_type(this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
817 |
/* the data type resulting from this operation is unchanged! */ |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
818 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
819 |
else if (search_expression_type->is_num_type(this->default_variable_name.current_type) && |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
820 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
821 |
NUM_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
822 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
823 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
824 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
825 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
826 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
827 |
void *visit(MOD_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
828 |
if (search_expression_type->is_num_type(this->default_variable_name.current_type) && |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
829 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
830 |
NUM_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
831 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
832 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
833 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
834 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
835 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
836 |
void *visit(GT_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
837 |
if (!search_base_type.type_is_enumerated(this->default_variable_name.current_type) && |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
838 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
839 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
840 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
841 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
842 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
843 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
844 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
845 |
void *visit(GE_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
846 |
if (!search_base_type.type_is_enumerated(this->default_variable_name.current_type) && |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
847 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
848 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
849 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
850 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
851 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
852 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
853 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
854 |
void *visit(EQ_operator_c *symbol) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
855 |
if (search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
856 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
857 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
858 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
859 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
860 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
861 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
862 |
void *visit(LT_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
863 |
if (!search_base_type.type_is_enumerated(this->default_variable_name.current_type) && |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
864 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
865 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
866 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
867 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
868 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
869 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
870 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
871 |
void *visit(LE_operator_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
872 |
if (!search_base_type.type_is_enumerated(this->default_variable_name.current_type) && |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
873 |
search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
874 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
875 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
876 |
else {ERROR;} |
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
877 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
878 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
879 |
|
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
880 |
void *visit(NE_operator_c *symbol) { |
345
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
881 |
if (search_expression_type->is_same_type(this->default_variable_name.current_type, this->current_operand_type)) { |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
882 |
CMP_operator_result_type(); |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
883 |
} |
894c0e6d951c
Fix bug with DIV and MOD operator in IL code generator
laurent
parents:
337
diff
changeset
|
884 |
else {ERROR;} |
219 | 885 |
return NULL; |
886 |
} |
|
887 |
||
888 |
/***************************************/ |
|
889 |
/* B.3 - Language ST (Structured Text) */ |
|
890 |
/***************************************/ |
|
891 |
/***********************/ |
|
892 |
/* B 3.1 - Expressions */ |
|
893 |
/***********************/ |
|
894 |
||
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
895 |
void *visit(statement_list_c *symbol) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
896 |
function_call_iterator_c fc_iterator(symbol); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
897 |
symbol_c* function_call; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
898 |
while ((function_call = fc_iterator.next()) != NULL) { |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
899 |
function_call->accept(*this); |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
900 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
901 |
return NULL; |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
902 |
} |
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
903 |
|
219 | 904 |
void *visit(function_invocation_c *symbol) { |
235 | 905 |
symbol_c* function_type_prefix = NULL; |
906 |
symbol_c* function_name = NULL; |
|
907 |
symbol_c* function_type_suffix = NULL; |
|
908 |
DECLARE_PARAM_LIST() |
|
909 |
||
910 |
symbol_c *parameter_assignment_list = NULL; |
|
911 |
if (NULL != symbol-> formal_param_list) parameter_assignment_list = symbol-> formal_param_list; |
|
912 |
if (NULL != symbol->nonformal_param_list) parameter_assignment_list = symbol->nonformal_param_list; |
|
913 |
if (NULL == parameter_assignment_list) ERROR; |
|
914 |
||
915 |
function_call_param_iterator_c function_call_param_iterator(symbol); |
|
916 |
||
219 | 917 |
function_declaration_c *f_decl = function_symtable.find_value(symbol->function_name); |
235 | 918 |
if (f_decl == function_symtable.end_value()) { |
919 |
/* The function called is not in the symtable, so we test if it is a |
|
920 |
* standard function defined in standard */ |
|
921 |
||
922 |
function_type_t current_function_type = get_function_type((identifier_c *)symbol->function_name); |
|
923 |
if (current_function_type == function_none) ERROR; |
|
924 |
||
925 |
function_type_prefix = search_expression_type->get_type(symbol); |
|
926 |
||
927 |
int nb_param = ((list_c *)parameter_assignment_list)->n; |
|
928 |
||
929 |
symbol_c *en_param_name = (symbol_c *)(new identifier_c("EN")); |
|
930 |
/* Get the value from EN param */ |
|
931 |
symbol_c *EN_param_value = function_call_param_iterator.search_f(en_param_name); |
|
932 |
if (EN_param_value == NULL) |
|
933 |
EN_param_value = (symbol_c*)(new boolean_literal_c((symbol_c*)(new bool_type_name_c()), new boolean_true_c())); |
|
934 |
else |
|
935 |
nb_param --; |
|
936 |
ADD_PARAM_LIST(en_param_name, EN_param_value, (symbol_c*)(new bool_type_name_c()), function_param_iterator_c::direction_in) |
|
937 |
||
938 |
symbol_c *eno_param_name = (symbol_c *)(new identifier_c("ENO")); |
|
939 |
/* Get the value from ENO param */ |
|
940 |
symbol_c *ENO_param_value = function_call_param_iterator.search_f(eno_param_name); |
|
941 |
if (ENO_param_value != NULL) |
|
942 |
nb_param --; |
|
943 |
ADD_PARAM_LIST(eno_param_name, ENO_param_value, (symbol_c*)(new bool_type_name_c()), function_param_iterator_c::direction_out) |
|
944 |
||
945 |
#include "st_code_gen.c" |
|
946 |
||
947 |
} |
|
948 |
else { |
|
949 |
function_name = symbol->function_name; |
|
219 | 950 |
|
951 |
/* determine the base data type returned by the function being called... */ |
|
952 |
search_base_type_c search_base_type; |
|
235 | 953 |
function_type_prefix = (symbol_c *)f_decl->type_name->accept(search_base_type); |
219 | 954 |
|
955 |
/* loop through each function parameter, find the value we should pass |
|
956 |
* to it, and then output the c equivalent... |
|
957 |
*/ |
|
958 |
function_param_iterator_c fp_iterator(f_decl); |
|
959 |
identifier_c *param_name; |
|
960 |
for(int i = 1; (param_name = fp_iterator.next()) != NULL; i++) { |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
961 |
symbol_c *param_type = fp_iterator.param_type(); |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
962 |
if (param_type == NULL) ERROR; |
219 | 963 |
|
964 |
function_param_iterator_c::param_direction_t param_direction = fp_iterator.param_direction(); |
|
965 |
||
966 |
/* Get the value from a foo(<param_name> = <param_value>) style call */ |
|
967 |
symbol_c *param_value = function_call_param_iterator.search_f(param_name); |
|
968 |
||
969 |
/* Get the value from a foo(<param_value>) style call */ |
|
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
970 |
if (param_value == NULL) { |
219 | 971 |
param_value = function_call_param_iterator.next_nf(); |
233
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
972 |
if (param_value != NULL && fp_iterator.is_en_eno_param_implicit()) ERROR; |
3d23a68183d3
Bug on standard functions called with literals fixed
laurent
parents:
231
diff
changeset
|
973 |
} |
219 | 974 |
|
975 |
if (param_value == NULL && param_direction == function_param_iterator_c::direction_in) { |
|
976 |
/* No value given for parameter, so we must use the default... */ |
|
977 |
/* First check whether default value specified in function declaration...*/ |
|
978 |
param_value = fp_iterator.default_value(); |
|
979 |
} |
|
980 |
||
981 |
ADD_PARAM_LIST(param_name, param_value, param_type, param_direction) |
|
982 |
} /* for(...) */ |
|
983 |
// symbol->parameter_assignment->accept(*this); |
|
235 | 984 |
} |
985 |
||
986 |
if (function_call_param_iterator.next_nf() != NULL) ERROR; |
|
987 |
if (NULL == function_type_prefix) ERROR; |
|
988 |
||
989 |
bool has_output_params = false; |
|
990 |
||
991 |
PARAM_LIST_ITERATOR() { |
|
992 |
if ((PARAM_DIRECTION == function_param_iterator_c::direction_out || |
|
993 |
PARAM_DIRECTION == function_param_iterator_c::direction_inout) && |
|
994 |
PARAM_VALUE != NULL) { |
|
995 |
has_output_params = true; |
|
219 | 996 |
} |
235 | 997 |
} |
998 |
||
999 |
if (has_output_params) |
|
1000 |
generate_inline(function_name, function_type_prefix, function_type_suffix, param_list); |
|
1001 |
||
1002 |
CLEAR_PARAM_LIST() |
|
1003 |
||
337
9a2262fb7994
Fix bug with inline function call in POU programmed in IL
laurent
parents:
336
diff
changeset
|
1004 |
return NULL; |
219 | 1005 |
} |
1006 |
||
234
e4d31cd0e6d8
Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents:
233
diff
changeset
|
1007 |
}; /* generate_c_inlinefcall_c */ |
e4d31cd0e6d8
Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents:
233
diff
changeset
|
1008 |
|
e4d31cd0e6d8
Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents:
233
diff
changeset
|
1009 |