855dd2bcff
gcc/java PR java/22578: * check-init.c (check_init): Handle VIEW_CONVERT_EXPR. * builtins.c (convert_real): New function. (java_builtins): Handle Float.intBitsToFloat, Float.floatToRawIntBits, Double.longBitsToDouble, Double.doubleToRawLongBits. libjava PR java/22578: * gcj/javaprims.h: Updated. * sources.am, Makefile.in: Rebuilt. * java/lang/natDouble.cc (doubleToLongBits): Moved to VMDouble. (doubleToRawLongBits): Likewise. (longBitsToDouble): Likewise. (toString): Likewise. (parseDouble): Likewise. * java/lang/natFloat.cc (floatToIntBits): Moved to VMFloat. (floatToRawIntBits): Likewise. (intBitsToFloat): Likewise. * java/lang/VMDouble.java: New file. * java/lang/VMFloat.java: New file. * java/lang/Float.java, java/lang/Double.java: Removed. From-SVN: r110759
53 lines
874 B
C++
53 lines
874 B
C++
// natFloat.cc - Implementation of java.lang.VMFloat native methods.
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/* Copyright (C) 1998, 1999, 2001, 2006 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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#include <config.h>
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#include <java/lang/Float.h>
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#include <java/lang/VMFloat.h>
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#include <jvm.h>
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union u
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{
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jint l;
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jfloat d;
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};
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jint
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java::lang::VMFloat::floatToIntBits(jfloat value)
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{
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union u u;
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u.d = value;
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jint e = u.l & 0x7f800000;
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jint f = u.l & 0x007fffff;
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if (e == 0x7f800000 && f != 0)
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u.l = 0x7fc00000;
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return u.l;
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}
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jint
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java::lang::VMFloat::floatToRawIntBits(jfloat value)
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{
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union u u;
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u.d = value;
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return u.l;
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}
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jfloat
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java::lang::VMFloat::intBitsToFloat(jint bits)
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{
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union u u;
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u.l = bits;
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return u.d;
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}
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