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Java example source code file (

This example Java source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

arraylength, dadd, dmul, dsub, i2d, i2l, ifge, ifgt, ifle, ifne, ipersistentmap, isub, lcmp, nop

The Java example source code

 *   Copyright (c) Rich Hickey. All rights reserved.
 *   The use and distribution terms for this software are covered by the
 *   Eclipse Public License 1.0 (
 *   which can be found in the file epl-v10.html at the root of this distribution.
 *   By using this software in any fashion, you are agreeing to be bound by
 * 	 the terms of this license.
 *   You must not remove this notice, or any other, from this software.

/* rich 9/5/11 */

package clojure.lang;

import clojure.asm.Opcodes;

public class Intrinsics implements Opcodes{
private static Object[] oa(Object... arr){
	return arr;

static IPersistentMap ops =
 "public static double clojure.lang.Numbers.add(double,double)", DADD,
 "public static long clojure.lang.Numbers.and(long,long)", LAND,
 "public static long clojure.lang.Numbers.or(long,long)", LOR,
 "public static long clojure.lang.Numbers.xor(long,long)", LXOR,
 "public static double clojure.lang.Numbers.multiply(double,double)", DMUL,
 "public static double clojure.lang.Numbers.divide(double,double)", DDIV,
 "public static long clojure.lang.Numbers.remainder(long,long)", LREM,
 "public static long clojure.lang.Numbers.shiftLeft(long,long)", oa(L2I, LSHL),
 "public static long clojure.lang.Numbers.shiftRight(long,long)", oa(L2I, LSHR),
 "public static long clojure.lang.Numbers.unsignedShiftRight(long,long)", oa(L2I, LUSHR),
 "public static double clojure.lang.Numbers.minus(double)", DNEG,
 "public static double clojure.lang.Numbers.minus(double,double)", DSUB,
 "public static double", oa(DCONST_1, DADD),
 "public static double clojure.lang.Numbers.dec(double)", oa(DCONST_1, DSUB),
 "public static long clojure.lang.Numbers.quotient(long,long)", LDIV,
 "public static int clojure.lang.Numbers.shiftLeftInt(int,int)", ISHL,
 "public static int clojure.lang.Numbers.shiftRightInt(int,int)", ISHR,
 "public static int clojure.lang.Numbers.unsignedShiftRightInt(int,int)", IUSHR,
 "public static int clojure.lang.Numbers.unchecked_int_add(int,int)", IADD,
 "public static int clojure.lang.Numbers.unchecked_int_subtract(int,int)", ISUB,
 "public static int clojure.lang.Numbers.unchecked_int_negate(int)", INEG,
 "public static int clojure.lang.Numbers.unchecked_int_inc(int)", oa(ICONST_1, IADD),
 "public static int clojure.lang.Numbers.unchecked_int_dec(int)", oa(ICONST_1, ISUB),
 "public static int clojure.lang.Numbers.unchecked_int_multiply(int,int)", IMUL,
 "public static int clojure.lang.Numbers.unchecked_int_divide(int,int)", IDIV,
 "public static int clojure.lang.Numbers.unchecked_int_remainder(int,int)", IREM,
 "public static long clojure.lang.Numbers.unchecked_add(long,long)", LADD,
 "public static double clojure.lang.Numbers.unchecked_add(double,double)", DADD,
 "public static long clojure.lang.Numbers.unchecked_minus(long)", LNEG,
 "public static double clojure.lang.Numbers.unchecked_minus(double)", DNEG,
 "public static double clojure.lang.Numbers.unchecked_minus(double,double)", DSUB,
 "public static long clojure.lang.Numbers.unchecked_minus(long,long)", LSUB,
 "public static long clojure.lang.Numbers.unchecked_multiply(long,long)", LMUL,
 "public static double clojure.lang.Numbers.unchecked_multiply(double,double)", DMUL,
 "public static double clojure.lang.Numbers.unchecked_inc(double)", oa(DCONST_1, DADD),
 "public static long clojure.lang.Numbers.unchecked_inc(long)", oa(LCONST_1, LADD),
 "public static double clojure.lang.Numbers.unchecked_dec(double)", oa(DCONST_1, DSUB),
 "public static long clojure.lang.Numbers.unchecked_dec(long)", oa(LCONST_1, LSUB),

  "public static short clojure.lang.RT.aget(short[],int)", SALOAD,
  "public static float clojure.lang.RT.aget(float[],int)", FALOAD,
  "public static double clojure.lang.RT.aget(double[],int)", DALOAD,
  "public static int clojure.lang.RT.aget(int[],int)", IALOAD,
  "public static long clojure.lang.RT.aget(long[],int)", LALOAD,
  "public static char clojure.lang.RT.aget(char[],int)", CALOAD,
  "public static byte clojure.lang.RT.aget(byte[],int)", BALOAD,
  "public static boolean clojure.lang.RT.aget(boolean[],int)", BALOAD,
  "public static java.lang.Object clojure.lang.RT.aget(java.lang.Object[],int)", AALOAD,
  "public static int clojure.lang.RT.alength(int[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(long[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(char[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(java.lang.Object[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(byte[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(float[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(short[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(boolean[])", ARRAYLENGTH,
  "public static int clojure.lang.RT.alength(double[])", ARRAYLENGTH,

 "public static double clojure.lang.RT.doubleCast(long)", L2D,
 "public static double clojure.lang.RT.doubleCast(double)", NOP,
 "public static double clojure.lang.RT.doubleCast(float)", F2D,
 "public static double clojure.lang.RT.doubleCast(int)", I2D,
 "public static double clojure.lang.RT.doubleCast(short)", I2D,
 "public static double clojure.lang.RT.doubleCast(byte)", I2D,
 "public static double clojure.lang.RT.uncheckedDoubleCast(double)", NOP,
 "public static double clojure.lang.RT.uncheckedDoubleCast(float)", F2D,
 "public static double clojure.lang.RT.uncheckedDoubleCast(long)", L2D,
 "public static double clojure.lang.RT.uncheckedDoubleCast(int)", I2D,
 "public static double clojure.lang.RT.uncheckedDoubleCast(short)", I2D,
 "public static double clojure.lang.RT.uncheckedDoubleCast(byte)", I2D,
 "public static long clojure.lang.RT.longCast(long)", NOP,
 "public static long clojure.lang.RT.longCast(short)", I2L,
 "public static long clojure.lang.RT.longCast(byte)", I2L,
 "public static long clojure.lang.RT.longCast(int)", I2L,
  "public static int clojure.lang.RT.uncheckedIntCast(long)", L2I,
  "public static int clojure.lang.RT.uncheckedIntCast(double)", D2I,
  "public static int clojure.lang.RT.uncheckedIntCast(byte)", NOP,
  "public static int clojure.lang.RT.uncheckedIntCast(short)", NOP,
  "public static int clojure.lang.RT.uncheckedIntCast(char)", NOP,
  "public static int clojure.lang.RT.uncheckedIntCast(int)", NOP,
  "public static int clojure.lang.RT.uncheckedIntCast(float)", F2I,
  "public static long clojure.lang.RT.uncheckedLongCast(short)", I2L,
  "public static long clojure.lang.RT.uncheckedLongCast(float)", F2L,
  "public static long clojure.lang.RT.uncheckedLongCast(double)", D2L,
  "public static long clojure.lang.RT.uncheckedLongCast(byte)", I2L,
  "public static long clojure.lang.RT.uncheckedLongCast(long)", NOP,
  "public static long clojure.lang.RT.uncheckedLongCast(int)", I2L

//map to instructions terminated with comparator for branch to false
static IPersistentMap preds =
  "public static boolean,double)", oa(DCMPG, IFGE),
  "public static boolean,long)", oa(LCMP, IFGE),
  "public static boolean clojure.lang.Numbers.equiv(double,double)", oa(DCMPL, IFNE),
  "public static boolean clojure.lang.Numbers.equiv(long,long)", oa(LCMP, IFNE),
  "public static boolean clojure.lang.Numbers.lte(double,double)", oa(DCMPG, IFGT),
  "public static boolean clojure.lang.Numbers.lte(long,long)", oa(LCMP, IFGT),
  "public static boolean,long)", oa(LCMP, IFLE),
  "public static boolean,double)", oa(DCMPL, IFLE),
  "public static boolean clojure.lang.Numbers.gte(long,long)", oa(LCMP, IFLT),
  "public static boolean clojure.lang.Numbers.gte(double,double)", oa(DCMPL, IFLT),
  "public static boolean clojure.lang.Util.equiv(long,long)", oa(LCMP, IFNE),
  "public static boolean clojure.lang.Util.equiv(boolean,boolean)", oa(IF_ICMPNE),
  "public static boolean clojure.lang.Util.equiv(double,double)", oa(DCMPL, IFNE),

  "public static boolean clojure.lang.Numbers.isZero(double)", oa(DCONST_0, DCMPL, IFNE),
  "public static boolean clojure.lang.Numbers.isZero(long)", oa(LCONST_0, LCMP, IFNE),
  "public static boolean clojure.lang.Numbers.isPos(long)", oa(LCONST_0, LCMP, IFLE),
  "public static boolean clojure.lang.Numbers.isPos(double)", oa(DCONST_0, DCMPL, IFLE),
  "public static boolean clojure.lang.Numbers.isNeg(long)", oa(LCONST_0, LCMP, IFGE),
  "public static boolean clojure.lang.Numbers.isNeg(double)", oa(DCONST_0, DCMPG, IFGE)

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