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authorRoland McGrath <roland@gnu.org>1996-06-16 03:49:40 +0000
committerRoland McGrath <roland@gnu.org>1996-06-16 03:49:40 +0000
commit5fbef188648f5150617e0a14f1011e600f1b3a0f (patch)
tree81334ea044e87bc2cf489cc8cb49adab73b9d6dd /sysdeps/unix/sysv/linux/m68k
parentf9496a7b54c27580d4b30cc2b2b40e86738b2b81 (diff)
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* hurd/Makefile (routines): Add get-host, set-host.
	(distribute): Add hurdhost.h.
	* hurd/hurdhost.h: New file.
	* sysdeps/mach/hurd/gethostname.c: Use _hurd_get_host_config.
	* sysdeps/mach/hurd/gethostid.c: Likewise.
	* sysdeps/mach/hurd/sethostname.c: Use _hurd_set_host_config.
	* sysdeps/mach/hurd/sethostid.c: Likewise.
	* hurd/get-host.c: New file.
	* hurd/set-host.c: New file.

	* math/Makefile (headers): Add fpu_control.h.
	(aux): New variable, list fpu_control and setfpucw.
	* sysdeps/generic/fpu_control.c: New file.
	* sysdeps/stub/fpu_control.h: New file.
	* sysdeps/unix/sysv/linux/m68k/fpu_control.h: Moved to ...
	* sysdeps/m68k/fpu_control.h: here.
	* sysdeps/unix/sysv/linux/i386/fpu_control.h: Moved to ...
	* sysdeps/i386/fpu_control.h: here.
	* sysdeps/unix/sysv/linux/alpha/fpu_control.h: Moved to ...
	* sysdeps/alpha/fpu/fpu_control.h: here.  Fixed copyright.
	* sysdeps/unix/sysv/linux/alpha/Makefile (sysdep_routines): Remove
	setfpucw, fpu_control.
	* sysdeps/unix/sysv/linux/alpha/fpu_control.c: File removed.
	* sysdeps/unix/sysv/linux/setfpucw.c: Moved to ...
	* sysdeps/generic/setfpucw.c: here.
	(__fpu_control): Variable removed.
	(__setfpucw): Use SET even if zero.
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k')
-rw-r--r--sysdeps/unix/sysv/linux/m68k/fpu_control.h108
1 files changed, 0 insertions, 108 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/fpu_control.h b/sysdeps/unix/sysv/linux/m68k/fpu_control.h
deleted file mode 100644
index 97bde853bc..0000000000
--- a/sysdeps/unix/sysv/linux/m68k/fpu_control.h
+++ /dev/null
@@ -1,108 +0,0 @@
-/* 68k FPU control word definitions.
-Copyright (C) 1996 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., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#ifndef _FPU_CONTROL_H
-#define _FPU_CONTROL_H
-
-/*
- * Motorola floating point control register bits.
- *
- * 31-16  -> reserved (read as 0, ignored on write)
- * 15     -> enable trap for BSUN exception
- * 14     -> enable trap for SNAN exception
- * 13     -> enable trap for OPERR exception
- * 12     -> enable trap for OVFL exception
- * 11     -> enable trap for UNFL exception
- * 10     -> enable trap for DZ exception
- *  9     -> enable trap for INEX2 exception
- *  8     -> enable trap for INEX1 exception
- *  7-6   -> Precision Control
- *  5-4   -> Rounding Control
- *  3-0   -> zero (read as 0, write as 0)
- *
- *
- * Precision Control:
- * 00 - round to extended precision
- * 01 - round to single precision
- * 10 - round to double precision
- * 11 - undefined
- *
- * Rounding Control:
- * 00 - rounding to nearest (RN)
- * 01 - rounding toward zero (RZ)
- * 10 - rounding (down)toward minus infinity (RM)
- * 11 - rounding (up) toward plus infinity (RP)
- *
- * The hardware default is 0x0000. I choose 0x5400.
- */
-
-#include <features.h>
-
-/* masking of interrupts */
-#define _FPU_MASK_BSUN  0x8000
-#define _FPU_MASK_SNAN  0x4000
-#define _FPU_MASK_OPERR 0x2000
-#define _FPU_MASK_OVFL  0x1000
-#define _FPU_MASK_UNFL  0x0800
-#define _FPU_MASK_DZ    0x0400
-#define _FPU_MASK_INEX1 0x0200
-#define _FPU_MASK_INEX2 0x0100
-
-/* precision control */
-#define _FPU_EXTENDED 0x00   /* RECOMMENDED */
-#define _FPU_DOUBLE   0x80
-#define _FPU_SINGLE   0x40     /* DO NOT USE */
-
-/* rounding control */
-#define _FPU_RC_NEAREST 0x00    /* RECOMMENDED */
-#define _FPU_RC_ZERO    0x10
-#define _FPU_RC_DOWN    0x20
-#define _FPU_RC_UP      0x30
-
-#define _FPU_RESERVED 0xFFFF000F  /* Reserved bits in fpucr */
-
-
-/* Now two recommended fpucr */
-
-/* The fdlibm code requires no interrupts for exceptions.  Don't
-   change the rounding mode, it would break long double I/O!  */
-#define _FPU_DEFAULT  0x00000000
-
-/* IEEE:  same as above, but exceptions.  We must make it non-zero so
-   that __setfpucw works.  This bit will be ignored.  */
-#define _FPU_IEEE     0x00000001
-
-/* Type of the control word.  */
-typedef unsigned int fpu_control_t __attribute__ ((__mode__ (__SI__)));
-
-/* Macros for accessing the hardware control word.  */
-#define _FPU_GETCW(cw) __asm__ ("fmove%.l %!, %0" : "=dm" (cw))
-#define _FPU_SETCW(cw) __asm__ volatile ("fmove%.l %0, %!" : : "dm" (cw))
-
-/* Default control word set at startup.  */
-extern fpu_control_t __fpu_control;
-
-__BEGIN_DECLS
-
-/* Called at startup.  It can be used to manipulate fpu control register.  */
-extern void __setfpucw __P ((fpu_control_t));
-
-__END_DECLS
-
-#endif /* _M68K_FPU_CONTROL_H */