[Asm2class-usage] [asm2class - asm2class usage] RE: Example of java assembly source

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By: boretti

//
//   Copyright (C) 2004  Boretti Mathieu
//
//   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 2 of the License, or
//   (at your option) 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
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//   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, write to the Free Software
//   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//
// This class sort all argument (integer) and display the result
//
// 
//
// Define a class named "org.boretti.asm2class.example.tri.tri1"
//
Lorg/boretti/asm2class/example/tri/tri1; :
//
// Define a method named "main" with String [] as parameter and no 
// return value. This method is public and static
//
* . main ([Ljava/lang/String;)V : 
            iconst_0									      // <0>
            istore_1									      // 
            iconst_0									      // <0>
            istore_2									      // 
BOUCLE1 :   iload_1									      // <i>
            dup										      // <i> <i>
            aload_0									      // <i> <i> a
            arraylength									      // <i> <i> <Taille>
            iconst_m1									      // <i> <i> <Taille> <-1>
            iadd									      // <i> <i> <Taille-1>
            if_icmpge FIN1								      // <i>
            iconst_1									      // <i> <1>
            iadd									      // <i+1>
            istore_2									      //
BOUCLE2 :   iload_2									      // <j>
            aload_0									      // <j> <a>
            arraylength									      // <j> <Taille>
            if_icmpge FIN2								      //
            aload_0									      // <a>
            iload_1									      // <a> <i>
            aaload			       						      // <a[i]>
            invokestatic Ljava/lang/Integer; (Ljava/lang/String;)Ljava/lang/Integer;
valueOf  // <a[i]>
            invokevirtual Ljava/lang/Integer; ()I intValue // 1            
// <a[i]>
            aload_0								              // <a[i]> <a>
            iload_2									      // <a[i]> <a> <j>
            aaload									      // <a[i]> <a[j]>
            invokestatic Ljava/lang/Integer; (Ljava/lang/String;)Ljava/lang/Integer;
valueOf  // <a[i]> <a[j]>
            invokevirtual Ljava/lang/Integer; ()I intValue // 1            
// <a[i]> <a[j]>
            if_icmple FINX                                                 
//
            aload_0								              // <a>
            dup										      // <a>
            iload_1									      // <a> <a> <i>
            aaload									      // <a> <a[i]>
            aload_0								              // <a> <a[i]> <a>
            dup										      // <a> <a[i]> <a> <a>
            iload_2									      // <a> <a[i]> <a> <a> <j>
            aaload									      // <a> <a[i]> <a> <a[j]>
            iload_1									      // <a> <a[i]> <a> <a[j]> <i>
            swap									      // <a> <a[i]> <a> <i> <a[j]>
            aastore									      // <a> <a[i]> 
            iload_2									      // <a> <a[i]> <j>
            swap									      // <a> <i> <a[i]>
            aastore									      //
FINX :      iinc 2 1
            goto BOUCLE2
FIN2 :	    iinc 1 1
            goto BOUCLE1
FIN1 :	    pop
            iconst_0
            istore_1
LOOP :	    iload_1									  // <j>
            aload_0									  // <j> <a>
            arraylength									  // <j> <Taille>
            if_icmpge FINLOOP								  //
            getstatic Ljava/lang/System; out Ljava/io/PrintStream;			 
// <Stream>
            aload_0									  // <Stream> <a>
            iload_1 									  // <Stream> <a> <i>
            aaload									  // <Stream> <a[i]>
            invokevirtual Ljava/io/PrintStream; (Ljava/lang/String;)V println		
//
            iinc 1 1
            goto LOOP
FINLOOP :
FIN :       return                                                         
//


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