From dc3d60d37bc89d582739718faf0b479766a7b404 Mon Sep 17 00:00:00 2001
From: Jeroen Ruigrok/asmodai
Date: Thu, 30 Dec 2004 16:00:22 +0000
Subject: [PATCH] Add ieee.h files for amd64 and x86.
Taken from: NetBSD
---
sys/amd64/include/ieee.h | 97 +++++++++++++++++++++++++++++++++++++
sys/cpu/i386/include/ieee.h | 97 +++++++++++++++++++++++++++++++++++++
sys/i386/include/ieee.h | 97 +++++++++++++++++++++++++++++++++++++
3 files changed, 291 insertions(+)
create mode 100644 sys/amd64/include/ieee.h
create mode 100644 sys/cpu/i386/include/ieee.h
create mode 100644 sys/i386/include/ieee.h
diff --git a/sys/amd64/include/ieee.h b/sys/amd64/include/ieee.h
new file mode 100644
index 0000000000..0466ac960a
--- /dev/null
+++ b/sys/amd64/include/ieee.h
@@ -0,0 +1,97 @@
+/* $NetBSD: ieee.h,v 1.7 2003/10/26 21:46:46 kleink Exp $ */
+/* $DragonFly: src/sys/amd64/include/Attic/ieee.h,v 1.1 2004/12/30 16:00:22 asmodai Exp $ */
+
+/*
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Lawrence Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)ieee.h 8.1 (Berkeley) 6/11/93
+ */
+
+/*
+ * ieee.h defines the machine-dependent layout of the machine's IEEE
+ * floating point. It does *not* define (yet?) any of the rounding
+ * mode bits, exceptions, and so forth.
+ */
+
+#include
+
+#define EXT_EXPBITS 15
+#define EXT_FRACBITS 64
+
+/*
+ * struct ieee_ext is the raw storage layout of the 80-bit
+ * extended-precision type as implemented by the FPU. Per the
+ * respective ABI specifications, it is followed by a tail padding of
+ *
+ * amd64: 48 bits,
+ * i386: 16 bits.
+ */
+struct ieee_ext {
+ u_int ext_fracl;
+ u_int ext_frach:31;
+ u_int ext_int:1;
+ u_int ext_exp:15;
+ u_int ext_sign:1;
+};
+
+/*
+ * Floats whose exponent is in [1..INFNAN) (of whatever type) are
+ * `normal'. Floats whose exponent is INFNAN are either Inf or NaN.
+ * Floats whose exponent is zero are either zero (iff all fraction
+ * bits are zero) or subnormal values.
+ *
+ * A NaN is a `signalling NaN' if its QUIETNAN bit is clear in its
+ * high fraction; if the bit is set, it is a `quiet NaN'.
+ */
+#define EXT_EXP_INFNAN 32767
+
+#if 0
+#define EXT_QUIETNAN (1 << 30)
+#endif
+
+/*
+ * Exponent biases.
+ */
+#define EXT_EXP_BIAS 16383
+
+/*
+ * Convenience data structures.
+ */
+union ieee_ext_u {
+ long double extu_ld;
+ struct ieee_ext extu_ext;
+};
diff --git a/sys/cpu/i386/include/ieee.h b/sys/cpu/i386/include/ieee.h
new file mode 100644
index 0000000000..ab40cc93a8
--- /dev/null
+++ b/sys/cpu/i386/include/ieee.h
@@ -0,0 +1,97 @@
+/* $NetBSD: ieee.h,v 1.7 2003/10/26 21:46:46 kleink Exp $ */
+/* $DragonFly: src/sys/cpu/i386/include/ieee.h,v 1.1 2004/12/30 16:00:22 asmodai Exp $ */
+
+/*
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Lawrence Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)ieee.h 8.1 (Berkeley) 6/11/93
+ */
+
+/*
+ * ieee.h defines the machine-dependent layout of the machine's IEEE
+ * floating point. It does *not* define (yet?) any of the rounding
+ * mode bits, exceptions, and so forth.
+ */
+
+#include
+
+#define EXT_EXPBITS 15
+#define EXT_FRACBITS 64
+
+/*
+ * struct ieee_ext is the raw storage layout of the 80-bit
+ * extended-precision type as implemented by the FPU. Per the
+ * respective ABI specifications, it is followed by a tail padding of
+ *
+ * amd64: 48 bits,
+ * i386: 16 bits.
+ */
+struct ieee_ext {
+ u_int ext_fracl;
+ u_int ext_frach:31;
+ u_int ext_int:1;
+ u_int ext_exp:15;
+ u_int ext_sign:1;
+};
+
+/*
+ * Floats whose exponent is in [1..INFNAN) (of whatever type) are
+ * `normal'. Floats whose exponent is INFNAN are either Inf or NaN.
+ * Floats whose exponent is zero are either zero (iff all fraction
+ * bits are zero) or subnormal values.
+ *
+ * A NaN is a `signalling NaN' if its QUIETNAN bit is clear in its
+ * high fraction; if the bit is set, it is a `quiet NaN'.
+ */
+#define EXT_EXP_INFNAN 32767
+
+#if 0
+#define EXT_QUIETNAN (1 << 30)
+#endif
+
+/*
+ * Exponent biases.
+ */
+#define EXT_EXP_BIAS 16383
+
+/*
+ * Convenience data structures.
+ */
+union ieee_ext_u {
+ long double extu_ld;
+ struct ieee_ext extu_ext;
+};
diff --git a/sys/i386/include/ieee.h b/sys/i386/include/ieee.h
new file mode 100644
index 0000000000..7b42aea321
--- /dev/null
+++ b/sys/i386/include/ieee.h
@@ -0,0 +1,97 @@
+/* $NetBSD: ieee.h,v 1.7 2003/10/26 21:46:46 kleink Exp $ */
+/* $DragonFly: src/sys/i386/include/Attic/ieee.h,v 1.1 2004/12/30 16:00:22 asmodai Exp $ */
+
+/*
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Lawrence Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)ieee.h 8.1 (Berkeley) 6/11/93
+ */
+
+/*
+ * ieee.h defines the machine-dependent layout of the machine's IEEE
+ * floating point. It does *not* define (yet?) any of the rounding
+ * mode bits, exceptions, and so forth.
+ */
+
+#include
+
+#define EXT_EXPBITS 15
+#define EXT_FRACBITS 64
+
+/*
+ * struct ieee_ext is the raw storage layout of the 80-bit
+ * extended-precision type as implemented by the FPU. Per the
+ * respective ABI specifications, it is followed by a tail padding of
+ *
+ * amd64: 48 bits,
+ * i386: 16 bits.
+ */
+struct ieee_ext {
+ u_int ext_fracl;
+ u_int ext_frach:31;
+ u_int ext_int:1;
+ u_int ext_exp:15;
+ u_int ext_sign:1;
+};
+
+/*
+ * Floats whose exponent is in [1..INFNAN) (of whatever type) are
+ * `normal'. Floats whose exponent is INFNAN are either Inf or NaN.
+ * Floats whose exponent is zero are either zero (iff all fraction
+ * bits are zero) or subnormal values.
+ *
+ * A NaN is a `signalling NaN' if its QUIETNAN bit is clear in its
+ * high fraction; if the bit is set, it is a `quiet NaN'.
+ */
+#define EXT_EXP_INFNAN 32767
+
+#if 0
+#define EXT_QUIETNAN (1 << 30)
+#endif
+
+/*
+ * Exponent biases.
+ */
+#define EXT_EXP_BIAS 16383
+
+/*
+ * Convenience data structures.
+ */
+union ieee_ext_u {
+ long double extu_ld;
+ struct ieee_ext extu_ext;
+};
--
2.35.2