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src/java.base/share/classes/jdk/internal/math/FloatConsts.java
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*** 1,7 ****
/*
! * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
--- 1,7 ----
/*
! * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
*** 25,104 ****
package jdk.internal.math;
/**
* This class contains additional constants documenting limits of the
! * <code>float</code> type.
*
* @author Joseph D. Darcy
*/
public class FloatConsts {
/**
* Don't let anyone instantiate this class.
*/
private FloatConsts() {}
- public static final float POSITIVE_INFINITY = java.lang.Float.POSITIVE_INFINITY;
- public static final float NEGATIVE_INFINITY = java.lang.Float.NEGATIVE_INFINITY;
- public static final float NaN = java.lang.Float.NaN;
- public static final float MAX_VALUE = java.lang.Float.MAX_VALUE;
- public static final float MIN_VALUE = java.lang.Float.MIN_VALUE;
-
- /**
- * A constant holding the smallest positive normal value of type
- * <code>float</code>, 2<sup>-126</sup>. It is equal to the value
- * returned by <code>Float.intBitsToFloat(0x00800000)</code>.
- */
- public static final float MIN_NORMAL = 1.17549435E-38f;
-
/**
* The number of logical bits in the significand of a
! * <code>float</code> number, including the implicit bit.
*/
public static final int SIGNIFICAND_WIDTH = 24;
/**
! * Maximum exponent a finite <code>float</code> number may have.
! * It is equal to the value returned by
! * <code>Math.ilogb(Float.MAX_VALUE)</code>.
! */
! public static final int MAX_EXPONENT = 127;
!
! /**
! * Minimum exponent a normalized <code>float</code> number may
! * have. It is equal to the value returned by
! * <code>Math.ilogb(Float.MIN_NORMAL)</code>.
! */
! public static final int MIN_EXPONENT = -126;
!
! /**
! * The exponent the smallest positive <code>float</code> subnormal
* value would have if it could be normalized.
*/
! public static final int MIN_SUB_EXPONENT = MIN_EXPONENT -
(SIGNIFICAND_WIDTH - 1);
/**
! * Bias used in representing a <code>float</code> exponent.
*/
public static final int EXP_BIAS = 127;
/**
! * Bit mask to isolate the sign bit of a <code>float</code>.
*/
public static final int SIGN_BIT_MASK = 0x80000000;
/**
* Bit mask to isolate the exponent field of a
! * <code>float</code>.
*/
public static final int EXP_BIT_MASK = 0x7F800000;
/**
* Bit mask to isolate the significand field of a
! * <code>float</code>.
*/
public static final int SIGNIF_BIT_MASK = 0x007FFFFF;
static {
// verify bit masks cover all bit positions and that the bit
--- 25,77 ----
package jdk.internal.math;
/**
* This class contains additional constants documenting limits of the
! * {@code float} type.
*
* @author Joseph D. Darcy
*/
public class FloatConsts {
/**
* Don't let anyone instantiate this class.
*/
private FloatConsts() {}
/**
* The number of logical bits in the significand of a
! * {@code float} number, including the implicit bit.
*/
public static final int SIGNIFICAND_WIDTH = 24;
/**
! * The exponent the smallest positive {@code float} subnormal
* value would have if it could be normalized.
*/
! public static final int MIN_SUB_EXPONENT = Float.MIN_EXPONENT -
(SIGNIFICAND_WIDTH - 1);
/**
! * Bias used in representing a {@code float} exponent.
*/
public static final int EXP_BIAS = 127;
/**
! * Bit mask to isolate the sign bit of a {@code float}.
*/
public static final int SIGN_BIT_MASK = 0x80000000;
/**
* Bit mask to isolate the exponent field of a
! * {@code float}.
*/
public static final int EXP_BIT_MASK = 0x7F800000;
/**
* Bit mask to isolate the significand field of a
! * {@code float}.
*/
public static final int SIGNIF_BIT_MASK = 0x007FFFFF;
static {
// verify bit masks cover all bit positions and that the bit
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