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-rw-r--r--libjava/java/lang/natVMFloat.cc52
1 files changed, 52 insertions, 0 deletions
diff --git a/libjava/java/lang/natVMFloat.cc b/libjava/java/lang/natVMFloat.cc
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+++ b/libjava/java/lang/natVMFloat.cc
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+// natVMFloat.cc - Implementation of java.lang.VMFloat native methods.
+
+/* Copyright (C) 1998, 1999, 2001, 2006, 2007 Free Software Foundation
+
+ This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
+details. */
+
+#include <config.h>
+
+#include <java/lang/Float.h>
+#include <java/lang/VMFloat.h>
+#include <jvm.h>
+
+union u
+{
+ jint l;
+ jfloat d;
+};
+
+jint
+java::lang::VMFloat::floatToIntBits(jfloat value)
+{
+ union u u;
+ u.d = value;
+ jint e = u.l & 0x7f800000;
+ jint f = u.l & 0x007fffff;
+
+ if (e == 0x7f800000 && f != 0)
+ u.l = 0x7fc00000;
+
+ return u.l;
+}
+
+jint
+java::lang::VMFloat::floatToRawIntBits(jfloat value)
+{
+ union u u;
+ u.d = value;
+ return u.l;
+}
+
+jfloat
+java::lang::VMFloat::intBitsToFloat(jint bits)
+{
+ union u u;
+ u.l = bits;
+ return u.d;
+}
+