Modifications while a faire

.gitignore

@@ -0,0 +1,5 @@
+*.tab.c
+*.tab.h
+*.yy.c
+a.out
+poubelle/

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

.idea/misc.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MakefileSettings">
+    <option name="linkedExternalProjectsSettings">
+      <MakefileProjectSettings>
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="version" value="2" />
+      </MakefileProjectSettings>
+    </option>
+  </component>
+  <component name="MakefileWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/projet_systeme.iml" filepath="$PROJECT_DIR$/.idea/projet_systeme.iml" />
+    </modules>
+  </component>
+</project>

.idea/projet_systeme.iml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module classpath="External" type="CPP_MODULE" version="4" />

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

analyse_syntaxique.tab.h

@@ -1,13 +1,14 @@
-/* A Bison parser, made by GNU Bison 3.0.4.  */
+/* A Bison parser, made by GNU Bison 2.3.  */
 
-/* Bison interface for Yacc-like parsers in C
+/* Skeleton interface for Bison's Yacc-like parsers in C
 
-   Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   Free Software Foundation, Inc.
 
-   This program is free software: you can redistribute it and/or modify
+   This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
+   the Free Software Foundation; either version 2, or (at your option)
-   (at your option) any later version.
+   any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -15,7 +16,9 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -30,21 +33,12 @@
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
-#ifndef YY_YY_ANALYSE_SYNTAXIQUE_TAB_H_INCLUDED
+/* Tokens.  */
-# define YY_YY_ANALYSE_SYNTAXIQUE_TAB_H_INCLUDED
-/* Debug traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG 1
-#endif
-#if YYDEBUG
-extern int yydebug;
-#endif
-
-/* Token type.  */
 #ifndef YYTOKENTYPE
 # define YYTOKENTYPE
-  enum yytokentype
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
-  {
+      know about them.  */
+   enum yytokentype {
      tENTIER = 258,
      tENTIEREXP = 259,
      tADD = 260,
@@ -79,28 +73,57 @@ extern int yydebug;
      tNOT = 289
    };
 #endif
+/* Tokens.  */
+#define tENTIER 258
+#define tENTIEREXP 259
+#define tADD 260
+#define tSUB 261
+#define tMUL 262
+#define tDIV 263
+#define tPO 264
+#define tPF 265
+#define tAO 266
+#define tAF 267
+#define tERROR 268
+#define tPV 269
+#define tVIRGULE 270
+#define tAFFECTATION 271
+#define tEGAL 272
+#define tDIFF 273
+#define tLT 274
+#define tGT 275
+#define tGTE 276
+#define tLTE 277
+#define tMAIN 278
+#define tINT 279
+#define tPRINT 280
+#define tRETURN 281
+#define tOR 282
+#define tAND 283
+#define tIF 284
+#define tELSE 285
+#define tWHILE 286
+#define tCONST 287
+#define tVAR 288
+#define tNOT 289
+
+
+
 
-/* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-
+typedef union YYSTYPE
-union YYSTYPE
+#line 1 "analyse_syntaxique.y"
 {
-#line 1 "analyse_syntaxique.y" /* yacc.c:1909  */
-
 int nombre;
 char id[30];
-
+}
-#line 94 "analyse_syntaxique.tab.h" /* yacc.c:1909  */
+/* Line 1529 of yacc.c.  */
-};
+#line 122 "analyse_syntaxique.tab.h"
-
+	YYSTYPE;
-typedef union YYSTYPE YYSTYPE;
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
-# define YYSTYPE_IS_TRIVIAL 1
 # define YYSTYPE_IS_DECLARED 1
+# define YYSTYPE_IS_TRIVIAL 1
 #endif
 
-
 extern YYSTYPE yylval;
 
-int yyparse (void);
-
-#endif /* !YY_YY_ANALYSE_SYNTAXIQUE_TAB_H_INCLUDED  */

analyse_syntaxique.y

@@ -12,6 +12,7 @@ enum Initialised_Variable init;
 enum Symbole_Type type;
 Table_Symboles table;
 instructions_array array;
+int whileCondition;
 %}
 
 
@@ -23,12 +24,13 @@ instructions_array array;
 %type<nombre> Cond
 
 
+
 %token tADD
 %token tSUB
 %token tMUL
 %token tDIV
 
-%token tPO
+%token<nombre> tPO
 %token tPF
 %token tAO
 %token tAF
@@ -52,7 +54,7 @@ instructions_array array;
 %token tAND
 %token<nombre> tIF
 %token tELSE
-%token tWHILE
+%token<nombre> tWHILE
 %token tCONST
 %token<id> tVAR
 %token tNOT
@@ -110,12 +112,15 @@ Valeur : tVAR {add_symbole_top(&table, $1, type, NOT_INITIALISED, table.depth);}
 
 Aff : tVAR tAFFECTATION E tPV {printf("Affectation : %s\n", $1); free_temp(&table);};
 
-E : tENTIER {int vt = gen_entier(&table, &array, $1); $$ = vt;};
+//E : tENTIER {int vt = gen_entier(&table, &array, $1); $$ = vt;};
-E : tVAR {int vt = gen_var(&table, &array, $1); $$ = vt;}; 
+E : tENTIER {int vt = new_temp(&table); generate_instruction_2(&array, AFC, vt, $1); $$ = vt;};
-E : E tADD E {gen_arithmetique(&array, ADD, $1, $3); free_temp(&table); $$ = $1;} ;
+//E : tVAR {int vt = gen_var(&table, &array, $1); $$ = vt;};
-E : E tMUL E {gen_arithmetique(&array, MUL, $1, $3); free_temp(&table); $$ = $1;}  ; 
+E : tVAR {int vt = new_temp(&table); int varAddr = variable_exists(&table, $1); generate_instruction_2(&array, CPY, vt, varAddr); $$ = vt;};
-E : E tSUB E {gen_arithmetique(&array, SOU, $1, $3); free_temp(&table); $$ = $1;} ;
+//E : E tADD E {gen_arithmetique(&array, ADD, $1, $3); free_temp(&table); $$ = $1;} ;
-E : E tDIV E {gen_arithmetique(&array, DIV, $1, $3); free_temp(&table); $$ = $1;} ;
+E : E tADD E {generate_instruction_3(&array, ADD, $1, $1, $3); free_temp(&table); $$ = $1;} ;
+E : E tMUL E {generate_instruction_3(&array, MUL, $1, $1, $3); free_temp(&table); $$ = $1;}  ;
+E : E tSUB E {generate_instruction_3(&array, SOU, $1, $1, $3); free_temp(&table); $$ = $1;} ;
+E : E tDIV E {generate_instruction_3(&array, DIV, $1, $1, $3); free_temp(&table); $$ = $1;} ;
 E : tSUB E {printf("Variable negative\n");} ;
 E : Invocation {$$ = 1234;};
 E : tPO E tPF {printf("Parenthèse\n"); $$ = $2; } ;
@@ -128,38 +133,59 @@ SuiteArgs : tVIRGULE tVAR SuiteArgs ;
 SuiteArgs : ;
 
 If : tIF tPO Cond tPF {
-    gen_jmpf(&table, &array, $3);
+    //gen_jmpf(&table, &array, $3, -1);
+    generate_instruction_2(&array, JMF, $3, -1);
+    free_temp(&table);
     $1 = array.index;
 }
 tAO Instructions tAF
 {
     int adr_jmp = array.index;
-    update_jump(&array, $1, adr_jmp);
+    update_jmf(&array, $1, adr_jmp);
 }
-Else {printf("Dans if\n");};
+Else {};
 
 Else : tELSE tAO Instructions tAF {printf("else\n");} ;
 Else : ;
 Else : tELSE tIF tPO Cond tPF tAO Instructions tAF Else {printf("elsif\n");} ;
 
-While : tWHILE tPO Cond tPF tAO Instructions tAF {printf("Dans while\n");};
+/*While : tWHILE tPO {
+	$2 = array.index + 1 ;
+} Cond tPF {*/
+While : tWHILE tPO Cond tPF {
+	//gen_jmpf(&table, &array, $3, -1);
+	generate_instruction_2(&array, JMF, $3, -1);
+	free_temp(&table);
+	$1 = array.index;
+}
+tAO Instructions tAF {
+	int adr_jmp = array.index;
+	update_jmf(&array, $1, adr_jmp);
+	//gen_jmpf(&table, &array, $1, $2);
+	generate_instruction_1(&array, JMP, $2);
+};
+
+//Cond : E tEGAL E {int vt = gen_condition(&table, &array, EQ, $1, $3); $$ = vt;} ;
+Cond : E tEGAL E {generate_instruction_3(&array, EQ, $1, $1, $3); free_temp(&table); $$ = $3;};
+Cond : E tDIFF E {generate_instruction_3(&array, NEQ, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tLT E {generate_instruction_3(&array, LT, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tGT E {generate_instruction_3(&array, GT, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tLTE E {generate_instruction_3(&array, LTE, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tGTE E {generate_instruction_3(&array, GTE, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tAND E {generate_instruction_3(&array, AND, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : E tOR E {generate_instruction_3(&array, OR, $1, $1, $3); free_temp(&table); $$ = $3;} ;
+Cond : tNOT Cond {generate_instruction_2(&array, NOT, $2, $2); $$ = $2;} ;
+Cond : E {$$ = $1; };
+
 
-Cond : E tEGAL E {printf("Cond ==\n");} ;
-Cond : E tDIFF E {printf("Cond !=\n");} ;
-Cond : E tLT E {printf("Cond <\n");} ;
-Cond : E tGT E {printf("Cond >\n");} ;
-Cond : E tLTE E {printf("Cond <=\n");} ;
-Cond : E tGTE E{printf("Cond >=\n");} ;
-Cond : E tAND Cond {printf("Cond &&\n");} ;
-Cond : E tOR Cond {printf("Cond ||\n");} ;
-Cond : tNOT Cond {printf("Cond !\n");} ;
-Cond : E;
 
 Invocation : tVAR tPO  Args  tPF {printf("Dans invocation\n");};
 
-Print : tPRINT tPO tVAR tPF tPV {printf("printf de %s\n", $3);};
+//Print : tPRINT tPO E tPF tPV {gen_print(&table, &array, $3);};
+Print : tPRINT tPO E tPF tPV {generate_instruction_1(&array, PRI, $3); free_temp(&table);};
 
-Return : tRETURN E tPV {$$= gen_return(&table, &array, $2);};
+//Return : tRETURN E tPV {$$ = gen_return(&table, &array, $2);};
+Return : tRETURN E tPV {$$ = generate_instruction_1(&array, RET, $2); free_temp(&table);};
 
 %%
 #include <stdio.h>
@@ -171,5 +197,6 @@ void main(void){
     print_table(&table);
     //remove_symboles(&table, 0);
     //print_table(&table);
+    exportInstructions(&array);
 }
 

gen_assembleur.c

@@ -1,5 +1,66 @@
 #include "gen_assembleur.h"
+#include <stdio.h>
+#include <stdlib.h>
 
+char * operationName(enum operation op){
+    switch(op){
+        case EQ:
+            return "EQ";
+        case NEQ:
+            return "NEQ";
+        case LT:
+            return "LT";
+        case GT:
+            return "GT";
+        case LTE:
+            return "LTE";
+        case GTE:
+            return "GTE";
+        case ADD:
+            return "ADD";
+        case SOU:
+            return "SOU";
+        case DIV:
+            return "DIV";
+        case MUL:
+            return "MUL";
+        case CPY:
+            return "CPY";
+        case AFC:
+            return "AFC";
+        case RET:
+            return "RET";
+        case JMF:
+            return "JPF";
+        case JMP:
+            return "JPM";
+        case AND:
+            return "AND";
+        case OR:
+            return "OR";
+        case NOT:
+            return "NOT";
+        case PRI:
+            return "PRI";
+        default:
+            break;
+    }
+    return "";
+}
+
+void initialise_asm(instructions_array * array){
+    array->index = 0;
+}
+
+int add_instruction(instructions_array * array, instruction * instru){
+    if (array->index >= INSTRUCTION_TABLE_SIZE){
+        return 1;
+    }
+    array->array[array->index] = *instru;
+    array->index++;
+
+    return 0;
+}
 
 int new_temp(Table_Symboles * table){
     int ret_addr ;
@@ -10,40 +71,135 @@ int new_temp(Table_Symboles * table){
     return ret_addr;
 }
 
-void gen_arithmetique(instructions_array * array, enum operation op, int arg1, int arg2){
+int generate_instruction_1(instructions_array * array, enum operation op, int arg1){
     instruction instru;
+    char * opName = operationName(op);
+
+    instru.operation = op;
+    instru.reg1 = arg1;
+
+    printf("%d\t %s %d\n", array->index, opName, instru.reg1);
+
+    if (add_instruction(array, &instru) != 0){
+        //TODO: Error handling
+        exit(1);
+    }
+
+    return 0;
+}
+
+int generate_instruction_2(instructions_array * array, enum operation op, int arg1, int arg2){
+    instruction instru;
+    char * opName = operationName(op);
+
+    instru.operation = op;
+    instru.reg1 = arg1;
+    instru.reg2 = arg2;
+
+    printf("%d\t %s %d %d\n", array->index, opName, instru.reg1, instru.reg2);
+
+    if (add_instruction(array, &instru) != 0){
+        //TODO: Error handling
+        exit(1);
+    }
+
+    return 0;
+}
+
+int generate_instruction_3(instructions_array * array, enum operation op, int arg1, int arg2, int arg3){
+    instruction instru;
+    char * opName = operationName(op);
+
+    instru.operation = op;
+    instru.reg1 = arg1;
+    instru.reg2 = arg2;
+    instru.reg3 = arg3;
+
+    printf("%d\t %s %d %d %d\n", array->index, opName, instru.reg1, instru.reg2, instru.reg3);
+
+    if (add_instruction(array, &instru) != 0){
+        //TODO: Error handling
+        exit(1);
+    }
+
+    return 0;
+}
+
+void update_jmf(instructions_array * array, int instru_index, int adr_jmp){
+    array->array[instru_index - 1].reg2 = adr_jmp;
+    printf("%d\t JMP %d %d\n",  (instru_index - 1), array->array[instru_index].reg1, array->array[instru_index].reg2);
+}
+
+void exportInstructions(instructions_array * array){
+    FILE *file;
+    file = fopen("instructions.txt", "w");
+    instruction instru;
+    enum operation op;
+
+    for (int i = 0; i < array->index; i++){
+        instru = array->array[i];
+        op = instru.operation;
         switch (op) {
+            //1 parameter
+            case JMP:
+            case PRI:
+            case RET:
+                fprintf(file, "%d\t %s %d\n", i, operationName(op), instru.reg1);
+                break;
+            //2 parameters
+            case JMF:
+            case NOT:
+            case AFC:
+            case CPY:
+                fprintf(file, "%d\t %s %d %d\n", i, operationName(op), instru.reg1, instru.reg2);
+                break;
+            //3 parameters
             case ADD:
-            instru.operation = ADD; 
-            instru.reg1 = arg1; 
-            instru.reg2 = arg1; 
-            instru.reg3 = arg2; 
-            printf("%d ADD %d %d %d\n", array->index, arg1, arg1, arg2);
-            break;
-        case DIV:
-            instru.operation = DIV; 
-            instru.reg1 = arg1; 
-            instru.reg2 = arg1; 
-            instru.reg3 = arg2; 
-            printf("%d DIV %d %d %d\n",  array->index, arg1, arg1, arg2);
-            break;
             case SOU:
-            instru.operation = SOU; 
+            case DIV:
-            instru.reg1 = arg1; 
-            instru.reg2 = arg1; 
-            instru.reg3 = arg2; 
-            printf("%d SOU %d %d %d\n", array->index, arg1, arg1, arg2);
-            break;
             case MUL:
-            instru.operation = MUL; 
+            case AND:
-            instru.reg1 = arg1; 
+            case OR:
-            instru.reg2 = arg1; 
+            case EQ:
-            instru.reg3 = arg2; 
+            case NEQ:
-            printf("%d MUL %d %d %d\n", array->index, arg1, arg1, arg2);
+            case LT:
+            case LTE:
+            case GT:
+            case GTE:
+                fprintf(file, "%d\t %s %d %d %d\n", i, operationName(op), instru.reg1, instru.reg2, instru.reg3);
                 break;
             default:
                 break;
         }
+    }
+
+    fclose(file);
+}
+
+/*int gen_print(Table_Symboles * table, instructions_array * array, int arg1){
+    instruction instru;
+    instru.operation = PRI;
+    instru.reg1 = arg1;
+
+    printf("%d\t PRI %d\n",  array->index, instru.reg1);
+
+    if (array->index < INSTRUCTION_TABLE_SIZE){
+        array->array[array->index] = instru;
+        array->index++;
+    }
+
+    free_temp(table);
+}*/
+
+/*void gen_arithmetique(instructions_array * array, enum operation op, int arg1, int arg2){
+    instruction instru;
+    instru.reg1 = arg1;
+    instru.reg2 = arg1;
+    instru.reg3 = arg2;
+
+    char * opName = operationName(op);
+    printf("%d\t %s %d %d %d\n", array->index, opName, arg1, arg1, arg2);
+
     if (array->index < INSTRUCTION_TABLE_SIZE){
         array->array[array->index] = instru;
         array->index++;
@@ -61,7 +217,7 @@ int gen_var(Table_Symboles * table, instructions_array * array, char * varName){
     instru.reg1 = vt;
     instru.reg2 = varAddr;
 
-    printf("%d CPY %d %d\n",  array->index, vt, varAddr);
+    printf("%d\t CPY %d %d\n",  array->index, vt, varAddr);
 
     if (array->index < INSTRUCTION_TABLE_SIZE){
         array->array[array->index] = instru;
@@ -81,7 +237,7 @@ int gen_entier(Table_Symboles * table, instructions_array * array, int entier){
     instru.reg1 = vt;
     instru.reg2 = entier;
 
-    printf("%d AFC %d %d\n",  array->index, vt, entier);
+    printf("%d\t AFC %d %d\n",  array->index, vt, entier);
 
     if (array->index < INSTRUCTION_TABLE_SIZE){
         array->array[array->index] = instru;
@@ -91,6 +247,30 @@ int gen_entier(Table_Symboles * table, instructions_array * array, int entier){
     return vt;
 }
 
+int gen_condition(Table_Symboles * table, instructions_array * array, enum operation op,  int arg1, int arg2){
+
+    char * opName = operationName(op);
+
+    instruction instru;
+    instru.operation = op;
+    instru.reg1 = arg1;
+    instru.reg2 = arg1;
+    if (op != NOT){
+        instru.reg3 = arg2;
+        printf("%d\t %s %d %d %d\n", array->index, opName, instru.reg1, instru.reg2, instru.reg3);
+        free_temp(table);
+    } else {
+        printf("%d\t %s %d %d \n", array->index, opName, instru.reg1, instru.reg2);
+    }
+
+    if (array->index < INSTRUCTION_TABLE_SIZE){
+        array->array[array->index] = instru;
+        array->index++;
+    }
+
+    return instru.reg1;
+}
+
 int gen_return(Table_Symboles * table, instructions_array * array, int adr){
 
     //vérifier que non null
@@ -98,42 +278,37 @@ int gen_return(Table_Symboles * table, instructions_array * array, int adr){
     instru.operation = RET;
     instru.reg1 = adr;
 
-    printf("%d RET %d\n",  array->index, adr);
+    printf("%d\t RET %d\n",  array->index, adr);
 
     if (array->index < INSTRUCTION_TABLE_SIZE){
         array->array[array->index] = instru;
         array->index++;
     }
 
-    free_temp(table);
+    //free_temp(table);
 
     return adr;
 }
 
-int gen_jmpf(Table_Symboles * table, instructions_array * array, int cond){
+int gen_jmpf(Table_Symboles * table, instructions_array * array, int cond, int dest){
        //vérifier que non null
     instruction instru;
-    instru.operation = JMPF;
+    instru.operation = JMF;
     instru.reg1 = cond;
-    instru.reg2 = -1;
+    instru.reg2 = dest;
 
-    printf("%d JMPF %d %d\n",  array->index, cond, -1);
+    printf("%d\t JMPF %d %d\n",  array->index, instru.reg1 , instru.reg2);
 
     if (array->index < INSTRUCTION_TABLE_SIZE){
         array->array[array->index] = instru;
         array->index++;
     }
 
-    free_temp(table);
+    //free_temp(table);
 
     return cond;
 }
 
-void update_jump(instructions_array * array, int if_value, int adr_jmp){
+ */
-    array->array[if_value].reg2 = adr_jmp;
+
-    printf("%d JMPF %d %d\n",  array->index, array->array[if_value].reg1, array->array[if_value].reg2);
-}
 
-void initialise_asm(instructions_array * array){
-    array->index = 0;
-}

gen_assembleur.h

@@ -5,7 +5,7 @@
 
 #include "table_symboles.h"
 
-enum operation{ADD, SOU, MUL, DIV, CPY, AFC, RET, JMPF};
+enum operation{ADD, SOU, MUL, DIV, CPY, AFC, RET, JMF, JMP, EQ, NEQ, LT, GT, LTE, GTE, AND, OR, NOT, PRI};
 
 typedef struct instruction{
     enum operation operation;
@@ -20,8 +20,80 @@ typedef struct instructions_array{
     int index;
 } instructions_array;
 
+/**
+ *
+ * @param op operation
+ * @return returns the string that corresponds to the enum operation op
+ */
+char * operationName(enum operation op);
+
+/**
+ * Initialises the instructions array
+ * @param array
+ */
+void initialise_asm(instructions_array * array);
+
+//renvoie l'index (ou valeur?) de la premiere @ dispo
+/**
+ * Fetch address of a temporary variable
+ * @param table
+ * @return first available temp address
+ */
+int new_temp(Table_Symboles * table);
+
+/**
+ * Adds intruction to instruction array
+ * @param array
+ * @param intru
+ * @return 0 if instruction was added successfully, -1 if not
+ */
+int add_instruction(instructions_array * array, instruction * intru);
+
+/**
+ * Generates intruction with one parameter
+ * @param array
+ * @param op
+ * @param arg1
+ * @return
+ */
+int generate_instruction_1(instructions_array * array, enum operation op, int arg1);
+
+/**
+ * Generates intruction with two parameters
+ * @param array
+ * @param op
+ * @param arg1
+ * @param arg2
+ * @return
+ */
+int generate_instruction_2(instructions_array * array, enum operation op, int arg1, int arg2);
+
+/**
+ * Generates intruction with three parameters
+ * @param array
+ * @param op
+ * @param arg1
+ * @param arg2
+ * @param arg3
+ * @return
+ */
+int generate_instruction_3(instructions_array * array, enum operation op, int arg1, int arg2, int arg3);
+
+/**
+ * Updates the JMF instruction with the correct jump destination address
+ * @param array
+ * @param instru_index
+ * @param adr_jmp
+ */
+void update_jmf(instructions_array * array, int instru_index, int adr_jmp);
 
 
+
+
+
+void exportInstructions(instructions_array * array);
+
+/*
 void gen_arithmetique(instructions_array * array, enum operation op, int arg1, int arg2);
 
 int gen_var(Table_Symboles * table, instructions_array * array, char * varName);
@@ -30,11 +102,10 @@ int gen_entier(Table_Symboles * table, instructions_array * array, int entier);
 
 int gen_return(Table_Symboles * table, instructions_array * array, int adr);
 
-int gen_jmpf(Table_Symboles * table, instructions_array * array, int cond);
+int gen_jmpf(Table_Symboles * table, instructions_array * array, int cond, int dest);
 
-void update_jump(instructions_array * array, int if_value, int adr_jmp);
+int gen_condition(Table_Symboles * table, instructions_array * array, enum operation op, int arg1, int arg2);
-
-//renvoie l'index (ou valeur?) de la premiere @ dispo
-int new_temp(Table_Symboles * table);
 
+int gen_print(Table_Symboles * table, instructions_array * array, int arg1);
+ */
 #endif

instructions.txt

@@ -0,0 +1,15 @@
+0	 AFC 49 1
+1	 AFC 49 2
+2	 AFC 48 3
+3	 ADD 49 49 48
+4	 AFC 49 4
+5	 CPY 49 1
+6	 NOT 49 49
+7	 JPF 49 10
+8	 AFC 49 1
+9	 AFC 49 4
+10	 JPM 4
+11	 CPY 49 1
+12	 PRI 49
+13	 AFC 49 5
+14	 RET 49

lex.yy.c

@@ -7,8 +7,8 @@
 
 #define FLEX_SCANNER
 #define YY_FLEX_MAJOR_VERSION 2
-#define YY_FLEX_MINOR_VERSION 6
+#define YY_FLEX_MINOR_VERSION 5
-#define YY_FLEX_SUBMINOR_VERSION 4
+#define YY_FLEX_SUBMINOR_VERSION 35
 #if YY_FLEX_SUBMINOR_VERSION > 0
 #define FLEX_BETA
 #endif
@@ -46,6 +46,7 @@ typedef int16_t flex_int16_t;
 typedef uint16_t flex_uint16_t;
 typedef int32_t flex_int32_t;
 typedef uint32_t flex_uint32_t;
+typedef uint64_t flex_uint64_t;
 #else
 typedef signed char flex_int8_t;
 typedef short int flex_int16_t;
@@ -53,6 +54,7 @@ typedef int flex_int32_t;
 typedef unsigned char flex_uint8_t; 
 typedef unsigned short int flex_uint16_t;
 typedef unsigned int flex_uint32_t;
+#endif /* ! C99 */
 
 /* Limits of integral types. */
 #ifndef INT8_MIN
@@ -83,61 +85,63 @@ typedef unsigned int flex_uint32_t;
 #define UINT32_MAX             (4294967295U)
 #endif
 
-#ifndef SIZE_MAX
-#define SIZE_MAX               (~(size_t)0)
-#endif
-
-#endif /* ! C99 */
-
 #endif /* ! FLEXINT_H */
 
-/* begin standard C++ headers. */
+#ifdef __cplusplus
 
-/* TODO: this is always defined, so inline it */
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else	/* ! __cplusplus */
+
+/* C99 requires __STDC__ to be defined as 1. */
+#if defined (__STDC__)
+
+#define YY_USE_CONST
+
+#endif	/* defined (__STDC__) */
+#endif	/* ! __cplusplus */
+
+#ifdef YY_USE_CONST
 #define yyconst const
-
-#if defined(__GNUC__) && __GNUC__ >= 3
-#define yynoreturn __attribute__((__noreturn__))
 #else
-#define yynoreturn
+#define yyconst
 #endif
 
 /* Returned upon end-of-file. */
 #define YY_NULL 0
 
-/* Promotes a possibly negative, possibly signed char to an
+/* Promotes a possibly negative, possibly signed char to an unsigned
- *   integer in range [0..255] for use as an array index.
+ * integer for use as an array index.  If the signed char is negative,
+ * we want to instead treat it as an 8-bit unsigned char, hence the
+ * double cast.
  */
-#define YY_SC_TO_UI(c) ((YY_CHAR) (c))
+#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
 
 /* Enter a start condition.  This macro really ought to take a parameter,
  * but we do it the disgusting crufty way forced on us by the ()-less
  * definition of BEGIN.
  */
 #define BEGIN (yy_start) = 1 + 2 *
+
 /* Translate the current start state into a value that can be later handed
  * to BEGIN to return to the state.  The YYSTATE alias is for lex
  * compatibility.
  */
 #define YY_START (((yy_start) - 1) / 2)
 #define YYSTATE YY_START
+
 /* Action number for EOF rule of a given start state. */
 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
+
 /* Special action meaning "start processing a new file". */
 #define YY_NEW_FILE yyrestart(yyin  )
+
 #define YY_END_OF_BUFFER_CHAR 0
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k.
- * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
- * Ditto for the __ia64__ case accordingly.
- */
-#define YY_BUF_SIZE 32768
-#else
 #define YY_BUF_SIZE 16384
-#endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
@@ -154,7 +158,7 @@ typedef struct yy_buffer_state *YY_BUFFER_STATE;
 typedef size_t yy_size_t;
 #endif
 
-extern int yyleng;
+extern yy_size_t yyleng;
 
 extern FILE *yyin, *yyout;
 
@@ -163,7 +167,6 @@ extern FILE *yyin, *yyout;
 #define EOB_ACT_LAST_MATCH 2
 
     #define YY_LESS_LINENO(n)
-    #define YY_LINENO_REWIND_TO(ptr)
     
 /* Return all but the first "n" matched characters back to the input stream. */
 #define yyless(n) \
@@ -178,6 +181,7 @@ extern FILE *yyin, *yyout;
 		YY_DO_BEFORE_ACTION; /* set up yytext again */ \
 		} \
 	while ( 0 )
+
 #define unput(c) yyunput( c, (yytext_ptr)  )
 
 #ifndef YY_STRUCT_YY_BUFFER_STATE
@@ -192,12 +196,12 @@ struct yy_buffer_state
 	/* Size of input buffer in bytes, not including room for EOB
 	 * characters.
 	 */
-	int yy_buf_size;
+	yy_size_t yy_buf_size;
 
 	/* Number of characters read into yy_ch_buf, not including EOB
 	 * characters.
 	 */
-	int yy_n_chars;
+	yy_size_t yy_n_chars;
 
 	/* Whether we "own" the buffer - i.e., we know we created it,
 	 * and can realloc() it to grow it, and should free() it to
@@ -248,7 +252,7 @@ struct yy_buffer_state
 /* Stack of input buffers. */
 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
-static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
+static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
 
 /* We provide macros for accessing buffer states in case in the
  * future we want to put the buffer states in a more general
@@ -259,6 +263,7 @@ static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
                           ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
                           : NULL)
+
 /* Same as previous macro, but useful when we know that the buffer stack is not
  * NULL or when we need an lvalue. For internal use only.
  */
@@ -266,11 +271,11 @@ static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
 
 /* yy_hold_char holds the character lost when yytext is formed. */
 static char yy_hold_char;
-static int yy_n_chars;		/* number of characters read into yy_ch_buf */
+static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
-int yyleng;
+yy_size_t yyleng;
 
 /* Points to current character in buffer. */
-static char *yy_c_buf_p = NULL;
+static char *yy_c_buf_p = (char *) 0;
 static int yy_init = 0;		/* whether we need to initialize */
 static int yy_start = 0;	/* start state number */
 
@@ -290,17 +295,19 @@ void yypop_buffer_state ( void );
 static void yyensure_buffer_stack (void );
 static void yy_load_buffer_state (void );
 static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file  );
+
 #define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )
 
 YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size  );
-YY_BUFFER_STATE yy_scan_string ( const char *yy_str  );
+YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str  );
-YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len  );
+YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,yy_size_t len  );
 
 void *yyalloc (yy_size_t  );
 void *yyrealloc (void *,yy_size_t  );
 void yyfree (void *  );
 
 #define yy_new_buffer yy_create_buffer
+
 #define yy_set_interactive(is_interactive) \
 	{ \
 	if ( ! YY_CURRENT_BUFFER ){ \
@@ -310,6 +317,7 @@ void yyfree ( void *  );
 	} \
 	YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
 	}
+
 #define yy_set_bol(at_bol) \
 	{ \
 	if ( ! YY_CURRENT_BUFFER ){\
@@ -319,38 +327,39 @@ void yyfree ( void *  );
 	} \
 	YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
 	}
+
 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
 
 /* Begin user sect3 */
-typedef flex_uint8_t YY_CHAR;
 
-FILE *yyin = NULL, *yyout = NULL;
+typedef unsigned char YY_CHAR;
+
+FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
 
 typedef int yy_state_type;
 
 extern int yylineno;
+
 int yylineno = 1;
 
 extern char *yytext;
-#ifdef yytext_ptr
-#undef yytext_ptr
-#endif
 #define yytext_ptr yytext
 
 static yy_state_type yy_get_previous_state (void );
 static yy_state_type yy_try_NUL_trans (yy_state_type current_state  );
 static int yy_get_next_buffer (void );
-static void yynoreturn yy_fatal_error ( const char* msg  );
+static void yy_fatal_error (yyconst char msg[]  );
 
 /* Done after the current pattern has been matched and before the
  * corresponding action - sets up yytext.
  */
 #define YY_DO_BEFORE_ACTION \
 	(yytext_ptr) = yy_bp; \
-	yyleng = (int) (yy_cp - yy_bp); \
+	yyleng = (yy_size_t) (yy_cp - yy_bp); \
 	(yy_hold_char) = *yy_cp; \
 	*yy_cp = '\0'; \
 	(yy_c_buf_p) = yy_cp;
+
 #define YY_NUM_RULES 34
 #define YY_END_OF_BUFFER 35
 /* This struct is not used in this scanner,
@@ -360,7 +369,7 @@ struct yy_trans_info
 	flex_int32_t yy_verify;
 	flex_int32_t yy_nxt;
 	};
-static const flex_int16_t yy_accept[70] =
+static yyconst flex_int16_t yy_accept[70] =
     {   0,
         0,    0,   35,   34,   10,   11,   20,   34,    5,    6,
         3,    1,   12,    2,    4,   31,    9,   16,   13,   17,
@@ -371,7 +380,7 @@ static const flex_int16_t yy_accept[70] =
        33,   33,   30,   33,   33,   29,   23,   24,    0
     } ;
 
-static const YY_CHAR yy_ec[256] =
+static yyconst flex_int32_t yy_ec[256] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -403,7 +412,7 @@ static const YY_CHAR yy_ec[256] =
         1,    1,    1,    1,    1
     } ;
 
-static const YY_CHAR yy_meta[39] =
+static yyconst flex_int32_t yy_meta[39] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    2,    1,    1,    1,    1,    2,    2,
@@ -411,7 +420,7 @@ static const YY_CHAR yy_meta[39] =
         2,    2,    2,    2,    2,    1,    1,    1
     } ;
 
-static const flex_int16_t yy_base[71] =
+static yyconst flex_int16_t yy_base[71] =
     {   0,
         0,    0,   79,   80,   80,   80,   61,   71,   80,   80,
        80,   80,   80,   80,   80,   25,   80,   59,   58,   57,
@@ -422,7 +431,7 @@ static const flex_int16_t yy_base[71] =
        17,   24,    0,   21,   15,    0,    0,    0,   80,   40
     } ;
 
-static const flex_int16_t yy_def[71] =
+static yyconst flex_int16_t yy_def[71] =
     {   0,
        69,    1,   69,   69,   69,   69,   69,   69,   69,   69,
        69,   69,   69,   69,   69,   70,   69,   69,   69,   69,
@@ -433,7 +442,7 @@ static const flex_int16_t yy_def[71] =
        70,   70,   70,   70,   70,   70,   70,   70,    0,   69
     } ;
 
-static const flex_int16_t yy_nxt[119] =
+static yyconst flex_int16_t yy_nxt[119] =
     {   0,
         4,    5,    6,    5,    7,    8,    9,   10,   11,   12,
        13,   14,   15,   16,   17,   18,   19,   20,   21,   21,
@@ -450,7 +459,7 @@ static const flex_int16_t yy_nxt[119] =
        69,   69,   69,   69,   69,   69,   69,   69
     } ;
 
-static const flex_int16_t yy_chk[119] =
+static yyconst flex_int16_t yy_chk[119] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -488,8 +497,7 @@ int yywrap(void){
     return 1;
 }
 
-#line 492 "lex.yy.c"
+#line 501 "lex.yy.c"
-#line 493 "lex.yy.c"
 
 #define INITIAL 0
 
@@ -522,19 +530,19 @@ void yyset_extra ( YY_EXTRA_TYPE user_defined  );
 
 FILE *yyget_in (void );
 
-void yyset_in  ( FILE * _in_str  );
+void yyset_in  (FILE * in_str  );
 
 FILE *yyget_out (void );
 
-void yyset_out  ( FILE * _out_str  );
+void yyset_out  (FILE * out_str  );
 
-			int yyget_leng ( void );
+yy_size_t yyget_leng (void );
 
 char *yyget_text (void );
 
 int yyget_lineno (void );
 
-void yyset_lineno ( int _line_number  );
+void yyset_lineno (int line_number  );
 
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
@@ -548,21 +556,18 @@ extern int yywrap ( void );
 #endif
 #endif
 
-#ifndef YY_NO_UNPUT
-    
     static void yyunput (int c,char *buf_ptr  );
     
-#endif
-
 #ifndef yytext_ptr
-static void yy_flex_strncpy ( char *, const char *, int );
+static void yy_flex_strncpy (char *,yyconst char *,int );
 #endif
 
 #ifdef YY_NEED_STRLEN
-static int yy_flex_strlen ( const char * );
+static int yy_flex_strlen (yyconst char * );
 #endif
 
 #ifndef YY_NO_INPUT
+
 #ifdef __cplusplus
 static int yyinput (void );
 #else
@@ -573,12 +578,7 @@ static int input ( void );
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k */
-#define YY_READ_BUF_SIZE 16384
-#else
 #define YY_READ_BUF_SIZE 8192
-#endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
@@ -586,7 +586,7 @@ static int input ( void );
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
+#define ECHO fwrite( yytext, yyleng, 1, yyout )
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -597,7 +597,7 @@ static int input ( void );
 	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
 		{ \
 		int c = '*'; \
-		int n; \
+		yy_size_t n; \
 		for ( n = 0; n < max_size && \
 			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
 			buf[n] = (char) c; \
@@ -610,7 +610,7 @@ static int input ( void );
 	else \
 		{ \
 		errno=0; \
-		while ( (result = (int) fread(buf, 1, (yy_size_t) max_size, yyin)) == 0 && ferror(yyin)) \
+		while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
 			{ \
 			if( errno != EINTR) \
 				{ \
@@ -665,7 +665,7 @@ extern int yylex (void);
 
 /* Code executed at the end of each rule. */
 #ifndef YY_BREAK
-#define YY_BREAK /*LINTED*/break;
+#define YY_BREAK break;
 #endif
 
 #define YY_RULE_SETUP \
@@ -675,9 +675,14 @@ extern int yylex (void);
  */
 YY_DECL
 {
-	yy_state_type yy_current_state;
+	register yy_state_type yy_current_state;
-	char *yy_cp, *yy_bp;
+	register char *yy_cp, *yy_bp;
-	int yy_act;
+	register int yy_act;
+    
+#line 53 "analyse_lexicale.lex"
+
+
+#line 686 "lex.yy.c"
 
 	if ( !(yy_init) )
 		{
@@ -705,13 +710,7 @@ YY_DECL
 		yy_load_buffer_state( );
 		}
 
-	{
+	while ( 1 )		/* loops until end-of-file is reached */
-#line 53 "analyse_lexicale.lex"
-
-
-#line 713 "lex.yy.c"
-
-	while ( /*CONSTCOND*/1 )		/* loops until end-of-file is reached */
 		{
 		yy_cp = (yy_c_buf_p);
 
@@ -727,7 +726,7 @@ YY_DECL
 yy_match:
 		do
 			{
-			YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
+			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
 			if ( yy_accept[yy_current_state] )
 				{
 				(yy_last_accepting_state) = yy_current_state;
@@ -737,9 +736,9 @@ yy_match:
 				{
 				yy_current_state = (int) yy_def[yy_current_state];
 				if ( yy_current_state >= 70 )
-					yy_c = yy_meta[yy_c];
+					yy_c = yy_meta[(unsigned int) yy_c];
 				}
-			yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
+			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 			++yy_cp;
 			}
 		while ( yy_base[yy_current_state] != 80 );
@@ -937,7 +936,7 @@ YY_RULE_SETUP
 #line 98 "analyse_lexicale.lex"
 ECHO;
 	YY_BREAK
-#line 941 "lex.yy.c"
+#line 940 "lex.yy.c"
 case YY_STATE_EOF(INITIAL):
 	yyterminate();
 
@@ -1068,7 +1067,6 @@ case YY_STATE_EOF(INITIAL):
 			"fatal flex scanner internal error--no action found" );
 	} /* end of action switch */
 		} /* end of scanning one token */
-	} /* end of user's declarations */
 } /* end of yylex */
 
 /* yy_get_next_buffer - try to read in a new buffer
@@ -1080,9 +1078,9 @@ case YY_STATE_EOF(INITIAL):
  */
 static int yy_get_next_buffer (void)
 {
-    	char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
+    	register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
-	char *source = (yytext_ptr);
+	register char *source = (yytext_ptr);
-	int number_to_move, i;
+	register int number_to_move, i;
 	int ret_val;
 
 	if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
@@ -1111,7 +1109,7 @@ static int yy_get_next_buffer (void)
 	/* Try to read more data. */
 
 	/* First move last chars to start of buffer. */
-	number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr) - 1);
+	number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
 
 	for ( i = 0; i < number_to_move; ++i )
 		*(dest++) = *(source++);
@@ -1124,21 +1122,21 @@ static int yy_get_next_buffer (void)
 
 	else
 		{
-			int num_to_read =
+			yy_size_t num_to_read =
 			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
 
 		while ( num_to_read <= 0 )
 			{ /* Not enough room in the buffer - grow it. */
 
 			/* just a shorter name for the current buffer */
-			YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
+			YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
 
 			int yy_c_buf_p_offset =
 				(int) ((yy_c_buf_p) - b->yy_ch_buf);
 
 			if ( b->yy_is_our_buffer )
 				{
-				int new_size = b->yy_buf_size * 2;
+				yy_size_t new_size = b->yy_buf_size * 2;
 
 				if ( new_size <= 0 )
 					b->yy_buf_size += b->yy_buf_size / 8;
@@ -1147,12 +1145,11 @@ static int yy_get_next_buffer (void)
 
 				b->yy_ch_buf = (char *)
 					/* Include room in for 2 EOB chars. */
-					yyrealloc( (void *) b->yy_ch_buf,
+					yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2  );
-							 (yy_size_t) (b->yy_buf_size + 2)  );
 				}
 			else
 				/* Can't grow it, we don't own it. */
-				b->yy_ch_buf = NULL;
+				b->yy_ch_buf = 0;
 
 			if ( ! b->yy_ch_buf )
 				YY_FATAL_ERROR(
@@ -1194,15 +1191,12 @@ static int yy_get_next_buffer (void)
 	else
 		ret_val = EOB_ACT_CONTINUE_SCAN;
 
-	if (((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+	if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
 		/* Extend the array by 50%, plus the number we really need. */
-		int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
+		yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
-		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc(
+		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
-			(void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf, (yy_size_t) new_size  );
 		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
 			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
-		/* "- 2" to take care of EOB's */
-		YY_CURRENT_BUFFER_LVALUE->yy_buf_size = (int) (new_size - 2);
 	}
 
 	(yy_n_chars) += number_to_move;
@@ -1218,14 +1212,14 @@ static int yy_get_next_buffer (void)
 
     static yy_state_type yy_get_previous_state (void)
 {
-	yy_state_type yy_current_state;
+	register yy_state_type yy_current_state;
-	char *yy_cp;
+	register char *yy_cp;
     
 	yy_current_state = (yy_start);
 
 	for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
 		{
-		YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
+		register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
 		if ( yy_accept[yy_current_state] )
 			{
 			(yy_last_accepting_state) = yy_current_state;
@@ -1235,9 +1229,9 @@ static int yy_get_next_buffer (void)
 			{
 			yy_current_state = (int) yy_def[yy_current_state];
 			if ( yy_current_state >= 70 )
-				yy_c = yy_meta[yy_c];
+				yy_c = yy_meta[(unsigned int) yy_c];
 			}
-		yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
+		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 		}
 
 	return yy_current_state;
@@ -1250,10 +1244,10 @@ static int yy_get_next_buffer (void)
  */
     static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
 {
-	int yy_is_jam;
+	register int yy_is_jam;
-    	char *yy_cp = (yy_c_buf_p);
+    	register char *yy_cp = (yy_c_buf_p);
 
-	YY_CHAR yy_c = 1;
+	register YY_CHAR yy_c = 1;
 	if ( yy_accept[yy_current_state] )
 		{
 		(yy_last_accepting_state) = yy_current_state;
@@ -1263,19 +1257,17 @@ static int yy_get_next_buffer (void)
 		{
 		yy_current_state = (int) yy_def[yy_current_state];
 		if ( yy_current_state >= 70 )
-			yy_c = yy_meta[yy_c];
+			yy_c = yy_meta[(unsigned int) yy_c];
 		}
-	yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
+	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 	yy_is_jam = (yy_current_state == 69);
 
 	return yy_is_jam ? 0 : yy_current_state;
 }
 
-#ifndef YY_NO_UNPUT
+    static void yyunput (int c, register char * yy_bp )
-
-    static void yyunput (int c, char * yy_bp )
 {
-	char *yy_cp;
+	register char *yy_cp;
     
     yy_cp = (yy_c_buf_p);
 
@@ -1285,10 +1277,10 @@ static int yy_get_next_buffer (void)
 	if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
 		{ /* need to shift things up to make room */
 		/* +2 for EOB chars. */
-		int number_to_move = (yy_n_chars) + 2;
+		register yy_size_t number_to_move = (yy_n_chars) + 2;
-		char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
+		register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
 					YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
-		char *source =
+		register char *source =
 				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
 
 		while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
@@ -1297,7 +1289,7 @@ static int yy_get_next_buffer (void)
 		yy_cp += (int) (dest - source);
 		yy_bp += (int) (dest - source);
 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
-			(yy_n_chars) = (int) YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
+			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
 
 		if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
 			YY_FATAL_ERROR( "flex scanner push-back overflow" );
@@ -1310,8 +1302,6 @@ static int yy_get_next_buffer (void)
 	(yy_c_buf_p) = yy_cp;
 }
 
-#endif
-
 #ifndef YY_NO_INPUT
 #ifdef __cplusplus
     static int yyinput (void)
@@ -1336,7 +1326,7 @@ static int yy_get_next_buffer (void)
 
 		else
 			{ /* need more input */
-			int offset = (int) ((yy_c_buf_p) - (yytext_ptr));
+			yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
 			++(yy_c_buf_p);
 
 			switch ( yy_get_next_buffer(  ) )
@@ -1466,7 +1456,7 @@ static void yy_load_buffer_state  (void)
 	/* yy_ch_buf has to be 2 characters longer than the size given because
 	 * we need to put in 2 end-of-buffer characters.
 	 */
-	b->yy_ch_buf = (char *) yyalloc( (yy_size_t) (b->yy_buf_size + 2)  );
+	b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2  );
 	if ( ! b->yy_ch_buf )
 		YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
 
@@ -1496,6 +1486,10 @@ static void yy_load_buffer_state  (void)
 	yyfree((void *) b  );
 }
 
+#ifndef __cplusplus
+extern int isatty (int );
+#endif /* __cplusplus */
+    
 /* Initializes or reinitializes a buffer.
  * This function is sometimes called more than once on the same buffer,
  * such as during a yyrestart() or at EOF.
@@ -1616,7 +1610,7 @@ static void yyensure_buffer_stack (void)
 		 * scanner will even need a stack. We use 2 instead of 1 to avoid an
 		 * immediate realloc on the next call.
          */
-      num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
+		num_to_alloc = 1;
 		(yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
 								(num_to_alloc * sizeof(struct yy_buffer_state*)
 								);
@@ -1633,7 +1627,7 @@ static void yyensure_buffer_stack (void)
 	if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
 
 		/* Increase the buffer to prepare for a possible push. */
-		yy_size_t grow_size = 8 /* arbitrary grow size */;
+		int grow_size = 8 /* arbitrary grow size */;
 
 		num_to_alloc = (yy_buffer_stack_max) + grow_size;
 		(yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
@@ -1663,16 +1657,16 @@ YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
 	     base[size-2] != YY_END_OF_BUFFER_CHAR ||
 	     base[size-1] != YY_END_OF_BUFFER_CHAR )
 		/* They forgot to leave room for the EOB's. */
-		return NULL;
+		return 0;
 
 	b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state )  );
 	if ( ! b )
 		YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
 
-	b->yy_buf_size = (int) (size - 2);	/* "- 2" to take care of EOB's */
+	b->yy_buf_size = size - 2;	/* "- 2" to take care of EOB's */
 	b->yy_buf_pos = b->yy_ch_buf = base;
 	b->yy_is_our_buffer = 0;
-	b->yy_input_file = NULL;
+	b->yy_input_file = 0;
 	b->yy_n_chars = b->yy_buf_size;
 	b->yy_is_interactive = 0;
 	b->yy_at_bol = 1;
@@ -1692,28 +1686,27 @@ YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
  * @note If you want to scan bytes that may contain NUL values, then use
  *       yy_scan_bytes() instead.
  */
-YY_BUFFER_STATE yy_scan_string (const char * yystr )
+YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
 {
     
-	return yy_scan_bytes( yystr, (int) strlen(yystr) );
+	return yy_scan_bytes(yystr,strlen(yystr) );
 }
 
 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
  * scan from a @e copy of @a bytes.
- * @param yybytes the byte buffer to scan
+ * @param bytes the byte buffer to scan
- * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
+ * @param len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */
-YY_BUFFER_STATE yy_scan_bytes  (const char * yybytes, int  _yybytes_len )
+YY_BUFFER_STATE yy_scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
 {
 	YY_BUFFER_STATE b;
 	char *buf;
-	yy_size_t n;
+	yy_size_t n, i;
-	int i;
     
 	/* Get memory for full buffer, including space for trailing EOB's. */
-	n = (yy_size_t) (_yybytes_len + 2);
+	n = _yybytes_len + 2;
 	buf = (char *) yyalloc(n  );
 	if ( ! buf )
 		YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
@@ -1739,9 +1732,9 @@ YY_BUFFER_STATE yy_scan_bytes  (const char * yybytes, int  _yybytes_len )
 #define YY_EXIT_FAILURE 2
 #endif
 
-static void yynoreturn yy_fatal_error (const char* msg )
+static void yy_fatal_error (yyconst char* msg )
 {
-			fprintf( stderr, "%s\n", msg );
+    	(void) fprintf( stderr, "%s\n", msg );
 	exit( YY_EXIT_FAILURE );
 }
 
@@ -1792,7 +1785,7 @@ FILE *yyget_out  (void)
 /** Get the length of the current token.
  * 
  */
-int yyget_leng  (void)
+yy_size_t yyget_leng  (void)
 {
         return yyleng;
 }
@@ -1807,29 +1800,29 @@ char *yyget_text  (void)
 }
 
 /** Set the current line number.
- * @param _line_number line number
+ * @param line_number
  * 
  */
-void yyset_lineno (int  _line_number )
+void yyset_lineno (int  line_number )
 {
     
-    yylineno = _line_number;
+    yylineno = line_number;
 }
 
 /** Set the input stream. This does not discard the current
  * input buffer.
- * @param _in_str A readable stream.
+ * @param in_str A readable stream.
  * 
  * @see yy_switch_to_buffer
  */
-void yyset_in (FILE *  _in_str )
+void yyset_in (FILE *  in_str )
 {
-        yyin = _in_str ;
+        yyin = in_str ;
 }
 
-void yyset_out (FILE *  _out_str )
+void yyset_out (FILE *  out_str )
 {
-        yyout = _out_str ;
+        yyout = out_str ;
 }
 
 int yyget_debug  (void)
@@ -1837,9 +1830,9 @@ int yyget_debug  (void)
         return yy_flex_debug;
 }
 
-void yyset_debug (int  _bdebug )
+void yyset_debug (int  bdebug )
 {
-        yy_flex_debug = _bdebug ;
+        yy_flex_debug = bdebug ;
 }
 
 static int yy_init_globals (void)
@@ -1848,10 +1841,10 @@ static int yy_init_globals (void)
      * This function is called from yylex_destroy(), so don't allocate here.
      */
 
-    (yy_buffer_stack) = NULL;
+    (yy_buffer_stack) = 0;
     (yy_buffer_stack_top) = 0;
     (yy_buffer_stack_max) = 0;
-    (yy_c_buf_p) = NULL;
+    (yy_c_buf_p) = (char *) 0;
     (yy_init) = 0;
     (yy_start) = 0;
 
@@ -1860,8 +1853,8 @@ static int yy_init_globals (void)
     yyin = stdin;
     yyout = stdout;
 #else
-    yyin = NULL;
+    yyin = (FILE *) 0;
-    yyout = NULL;
+    yyout = (FILE *) 0;
 #endif
 
     /* For future reference: Set errno on error, since we are called by
@@ -1897,19 +1890,18 @@ int yylex_destroy  (void)
  */
 
 #ifndef yytext_ptr
-static void yy_flex_strncpy (char* s1, const char * s2, int n )
+static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
 {
-		
+	register int i;
-	int i;
 	for ( i = 0; i < n; ++i )
 		s1[i] = s2[i];
 }
 #endif
 
 #ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (const char * s )
+static int yy_flex_strlen (yyconst char * s )
 {
-	int n;
+	register int n;
 	for ( n = 0; s[n]; ++n )
 		;
 
@@ -1919,12 +1911,11 @@ static int yy_flex_strlen (const char * s )
 
 void *yyalloc (yy_size_t  size )
 {
-			return malloc(size);
+	return (void *) malloc( size );
 }
 
 void *yyrealloc  (void * ptr, yy_size_t  size )
 {
-		
 	/* The cast to (char *) in the following accommodates both
 	 * implementations that use char* generic pointers, and those
 	 * that use void* generic pointers.  It works with the latter
@@ -1932,7 +1923,7 @@ void *yyrealloc  (void * ptr, yy_size_t  size )
 	 * any pointer type to void*, and deal with argument conversions
 	 * as though doing an assignment.
 	 */
-	return realloc(ptr, size);
+	return (void *) realloc( (char *) ptr, size );
 }
 
 void yyfree (void * ptr )
@@ -1945,6 +1936,7 @@ void yyfree (void * ptr )
 #line 98 "analyse_lexicale.lex"
 
 
+
 //int main(void){
 //    yylex();
 //}

script.sh

@@ -6,9 +6,11 @@ echo "
         const int var1 = 1, var2;
         int var2 = 2 + 3;
         int var3, var4 = 4;
-        if( 4){
+        while (!var2){
-            var2 = 6;
+            var2 = 1;
+            var3 = 4;
         }
+        printf(var2);
         return 5;
     }
 " | ./a.out