[ia64-tools] Re: A long double patch for ia64.

[H . J . Lu]

On Sat, Sep 16, 2000 at 11:50:24PM -0700, Ulrich Drepper wrote:
> "H . J . Lu" <hjl@lucon.org> writes:
> 
> > I don't know if I can use #include in sysdeps/ia64/fpu/bits/mathdef.h
> > since it is an installed header files.
> 
> The other files are not installed.
> 
> > Please feel free to fix it right.
> 
> I already said, I have no time for IA-64.
> 

Here is the new patch.


H.J.
---
2000-09-17  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/Makefile (long-double-fcts): New. Defined as
	yes.

	* sysdeps/ia64/fpu/s_isinfl.c: New. Include
	sysdeps/i386/fpu/s_isinfl.c.

	* sysdeps/ia64/fpu/s_isnanl.c: New. Include
	sysdeps/i386/fpu/s_isnanl.c.

	* sysdeps/ia64/fpu/s_nextafterl.c: New. Include 
	sysdeps/i386/fpu/s_nextafterl.c.

	* sysdeps/ia64/fpu/bits/mathdef.h: New. Copied from
	sysdeps/i386/fpu/bits/mathdef.h.

Index: sysdeps/ia64/Makefile
===================================================================
RCS file: /work/cvs/gnu/glibc/sysdeps/ia64/Makefile,v
retrieving revision 1.1.1.3
diff -u -p -r1.1.1.3 Makefile
--- sysdeps/ia64/Makefile	2000/09/11 22:12:00	1.1.1.3
+++ sysdeps/ia64/Makefile	2000/09/17 03:42:57
@@ -1,3 +1,6 @@
+# The ia64 `long double' is a distinct type we support.
+long-double-fcts = yes
+
 ifeq ($(subdir), csu)
 CPPFLAGS-start.S = -D__ASSEMBLY__
 endif
--- /dev/null	Wed Aug 16 09:35:32 2000
+++ sysdeps/ia64/fpu/bits/mathdef.h	Sat Sep 16 22:04:59 2000
@@ -0,0 +1,47 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+/* The ix87 FPUs evaluate all values in the 80 bit floating-point format
+   which is also available for the user as `long double'.  Therefore we
+   define:  */
+typedef long double float_t;	/* `float' expressions are evaluated as
+				   `long double'.  */
+typedef long double double_t;	/* `double' expressions are evaluated as
+				   `long double'.  */
+
+/* Signal that both types are `long double'.  */
+# define FLT_EVAL_METHOD	2
+
+/* Define `INFINITY' as value of type `float'.  */
+# define INFINITY	HUGE_VALF
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	(-2147483647 - 1)
+# define FP_ILOGBNAN	(-2147483647 - 1)
+
+/* Number of decimal digits for the `long double' type.  */
+# define DECIMAL_DIG	18
+
+#endif	/* ISO C99 */
--- /dev/null	Wed Aug 16 09:35:32 2000
+++ sysdeps/ia64/fpu/s_isinfl.c	Sat Sep 16 23:55:08 2000
@@ -0,0 +1 @@
+#include <sysdeps/i386/fpu/s_isinfl.c>
--- /dev/null	Wed Aug 16 09:35:32 2000
+++ sysdeps/ia64/fpu/s_isnanl.c	Sat Sep 16 23:55:34 2000
@@ -0,0 +1 @@
+#include <sysdeps/i386/fpu/s_isnanl.c>
--- /dev/null	Wed Aug 16 09:35:32 2000
+++ sysdeps/ia64/fpu/s_nextafterl.c	Sat Sep 16 23:55:53 2000
@@ -0,0 +1 @@
+#include <sysdeps/i386/fpu/s_nextafterl.c>