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Update.
1999-05-24 Jakub Jelinek <jj@ultra.linux.cz> * sysdeps/sparc/bits/wordsize.h: New file. * sysdeps/sparc/bits/fenv.h: New file. * sysdeps/sparc/fpu_control.h: New file. * sysdeps/sparc/gmp-mparam.h: New file. * sysdeps/sparc/sparc32/fpu/bits/fenv.h: Remove. * sysdeps/sparc/sparc32/fpu/fpu_control.h: Remove. * sysdeps/sparc/sparc64/bits/wordsize.h: Remove. * sysdeps/sparc/sparc64/fpu/bits/fenv.h: Remove. * sysdeps/sparc/sparc64/fpu/fpu_control.h: Remove. * sysdeps/sparc/sparc64/gmp-mparam.h: Remove. * sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: New file. * sysdeps/unix/sysv/linux/sparc/bits/types.h: New file. * sysdeps/unix/sysv/linux/sparc/bits/statfs.h: New file. * sysdeps/unix/sysv/linux/sparc/sys/ucontext.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/setjmp.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/statfs.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/sys/ucontext.h: Remove. 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz> 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz> 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
This commit is contained in:
Ulrich Drepper
parent
6d8ec2b1b2
commit
d265c8337f
31
ChangeLog
31
ChangeLog
@ -1,3 +1,28 @@
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1999-05-24 Jakub Jelinek <jj@ultra.linux.cz>
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* sysdeps/sparc/bits/wordsize.h: New file.
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* sysdeps/sparc/bits/fenv.h: New file.
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* sysdeps/sparc/fpu_control.h: New file.
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* sysdeps/sparc/gmp-mparam.h: New file.
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* sysdeps/sparc/sparc32/fpu/bits/fenv.h: Remove.
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* sysdeps/sparc/sparc32/fpu/fpu_control.h: Remove.
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* sysdeps/sparc/sparc64/bits/wordsize.h: Remove.
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* sysdeps/sparc/sparc64/fpu/bits/fenv.h: Remove.
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* sysdeps/sparc/sparc64/fpu/fpu_control.h: Remove.
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* sysdeps/sparc/sparc64/gmp-mparam.h: Remove.
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* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: New file.
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* sysdeps/unix/sysv/linux/sparc/bits/types.h: New file.
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* sysdeps/unix/sysv/linux/sparc/bits/statfs.h: New file.
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* sysdeps/unix/sysv/linux/sparc/sys/ucontext.h: New file.
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* sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: Remove.
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* sysdeps/unix/sysv/linux/sparc/sparc64/bits/setjmp.h: Remove.
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* sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Remove.
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* sysdeps/unix/sysv/linux/sparc/sparc64/bits/statfs.h: Remove.
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* sysdeps/unix/sysv/linux/sparc/sparc64/sys/ucontext.h: Remove.
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1999-05-24 Ulrich Drepper <drepper@cygnus.com>
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* login/openpty.c (openpty): Make sure pty does not because
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@ -47,7 +72,7 @@
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* configure.in: Recognize and allow gcc 2.95.
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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* sysdeps/generic/bits/elfclass.h: Version common to
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wordsize-32 and wordsize-64.
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@ -80,7 +105,7 @@
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* sysdeps/wordsize-32/inttypes.h: Remove.
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* sysdeps/wordsize-32/bits/wordsize.h: New file.
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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* sysdeps/sparc/sparc64/memcpy.S (__align_cpy_4, __align_cpy_8,
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__align_cpy_16): New functions.
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@ -90,7 +115,7 @@
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* sysdeps/sparc/sparc64/Versions: New file.
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* sysdeps/sparc/Versions: Remove.
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
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* sysdeps/unix/sysv/linux/configure.in:
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On sparc64-*-linux*, set slibdir to /lib64 if prefix
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7
sysdeps/sparc/bits/wordsize.h
Normal file
7
sysdeps/sparc/bits/wordsize.h
Normal file
@ -0,0 +1,7 @@
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/* Determine the wordsize from the preprocessor defines. */
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#if defined __sparc_v9__ || defined __arch64__ || defined __sparcv9
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# define __WORDSIZE 64
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#else
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# define __WORDSIZE 32
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#endif
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@ -23,6 +23,7 @@
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#include <features.h>
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#include <bits/wordsize.h>
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/* masking of interrupts */
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#define _FPU_MASK_IM 0x08000000
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@ -51,15 +52,20 @@
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/* Linux and IEEE default:
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- extended precision
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- rounding to nearest
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- no exceptions. */
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- no exceptions */
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#define _FPU_DEFAULT 0x0
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#define _FPU_IEEE 0x0
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/* Type of the control word. */
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typedef unsigned int fpu_control_t;
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typedef unsigned long int fpu_control_t;
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#define _FPU_GETCW(cw) __asm__ ("st %%fsr,%0" : "=m" (*&cw))
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#define _FPU_SETCW(cw) __asm__ ("ld %0,%%fsr" : : "m" (*&cw))
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#if __WORDSIZE == 64
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# define _FPU_GETCW(cw) __asm__ ("stx %%fsr,%0" : "=m" (*&cw))
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# define _FPU_SETCW(cw) __asm__ ("ldx %0,%%fsr" : : "m" (*&cw))
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#else
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# define _FPU_GETCW(cw) __asm__ ("st %%fsr,%0" : "=m" (*&cw))
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# define _FPU_SETCW(cw) __asm__ ("ld %0,%%fsr" : : "m" (*&cw))
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#endif
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/* Default control word set at startup. */
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extern fpu_control_t __fpu_control;
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27
sysdeps/sparc/gmp-mparam.h
Normal file
27
sysdeps/sparc/gmp-mparam.h
Normal file
@ -0,0 +1,27 @@
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/* gmp-mparam.h -- Compiler/machine parameter header file.
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Copyright (C) 1991, 1993, 1994, 1999 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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#include <bits/wordsize.h>
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#define BITS_PER_MP_LIMB __WORDSIZE
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#define BYTES_PER_MP_LIMB (__WORDSIZE / 8)
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#define BITS_PER_LONGINT __WORDSIZE
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#define BITS_PER_INT 32
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#define BITS_PER_SHORTINT 16
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#define BITS_PER_CHAR 8
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@ -1,76 +0,0 @@
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/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _FENV_H
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# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
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#endif
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/* Define bits representing the exception. We use the bit positions
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of the appropriate accrued exception bits from the FSR. */
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enum
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{
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FE_INVALID = (1 << 9),
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#define FE_INVALID FE_INVALID
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FE_OVERFLOW = (1 << 8),
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#define FE_OVERFLOW FE_OVERFLOW
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FE_UNDERFLOW = (1 << 7),
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#define FE_UNDERFLOW FE_UNDERFLOW
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FE_DIVBYZERO = (1 << 6),
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#define FE_DIVBYZERO FE_DIVBYZERO
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FE_INEXACT = (1 << 5)
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#define FE_INEXACT FE_INEXACT
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};
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#define FE_ALL_EXCEPT \
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(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
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/* The Sparc FPU supports all of the four defined rounding modes. We
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use again the bit positions in the FPU control word as the values
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for the appropriate macros. */
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enum
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{
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FE_TONEAREST = (0U << 30),
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#define FE_TONEAREST FE_TONEAREST
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FE_TOWARDZERO = (1U << 30),
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#define FE_TOWARDZERO FE_TOWARDZERO
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FE_UPWARD = (2U << 30),
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#define FE_UPWARD FE_UPWARD
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FE_DOWNWARD = (3U << 30)
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#define FE_DOWNWARD FE_DOWNWARD
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};
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#define __FE_ROUND_MASK (3U << 30)
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/* Type representing exception flags. */
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typedef unsigned int fexcept_t;
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/* Type representing floating-point environment. */
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typedef unsigned int fenv_t;
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/* If the default argument is used we use this value. */
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#define FE_DFL_ENV ((fenv_t *) -1)
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#ifdef __USE_GNU
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/* Floating-point environment where none of the exception is masked. */
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# define FE_NOMASK_ENV ((fenv_t *) -2)
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#endif
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/* For internal use only: access the fp state register. */
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#define __fenv_stfsr(X) __asm__ ("st %%fsr,%0" : "=m" (X))
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#define __fenv_ldfsr(X) __asm__ __volatile__ ("ld %0,%%fsr" : : "m" (X))
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@ -1,23 +0,0 @@
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/* Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
|
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#if defined __sparc_v9__ || defined __arch64__ || defined __sparcv9
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# define __WORDSIZE 64
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#else
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# define __WORDSIZE 32
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#endif
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@ -1,76 +0,0 @@
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/* FPU control word bits. SPARC v9 version.
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Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Miguel de Icaza
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
|
||||
License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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||||
Library General Public License for more details.
|
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|
||||
You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _FPU_CONTROL_H
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#define _FPU_CONTROL_H 1
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#include <features.h>
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#include <bits/wordsize.h>
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/* masking of interrupts */
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#define _FPU_MASK_IM 0x08000000
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#define _FPU_MASK_OM 0x04000000
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#define _FPU_MASK_UM 0x02000000
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#define _FPU_MASK_ZM 0x01000000
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#define _FPU_MASK_PM 0x00800000
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/* precision control */
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#define _FPU_EXTENDED 0x00000000 /* RECOMMENDED */
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#define _FPU_DOUBLE 0x20000000
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#define _FPU_80BIT 0x30000000
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#define _FPU_SINGLE 0x10000000 /* DO NOT USE */
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/* rounding control / Sparc */
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#define _FPU_RC_DOWN 0xc0000000
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#define _FPU_RC_UP 0x80000000
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#define _FPU_RC_ZERO 0x40000000
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#define _FPU_RC_NEAREST 0x0 /* RECOMMENDED */
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#define _FPU_RESERVED 0x30300000 /* Reserved bits in cw */
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/* Now two recommended cw */
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|
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/* Linux and IEEE default:
|
||||
- extended precision
|
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- rounding to nearest
|
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- no exceptions */
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#define _FPU_DEFAULT 0x0
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#define _FPU_IEEE 0x0
|
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#if __WORDSIZE == 64
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/* Type of the control word. */
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typedef unsigned long fpu_control_t;
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#define _FPU_GETCW(cw) __asm__ ("stx %%fsr,%0" : "=m" (*&cw))
|
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#define _FPU_SETCW(cw) __asm__ ("ldx %0,%%fsr" : : "m" (*&cw))
|
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#else
|
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/* Type of the control word. */
|
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typedef unsigned int fpu_control_t;
|
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|
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#define _FPU_GETCW(cw) __asm__ ("st %%fsr,%0" : "=m" (*&cw))
|
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#define _FPU_SETCW(cw) __asm__ ("ld %0,%%fsr" : : "m" (*&cw))
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#endif
|
||||
|
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/* Default control word set at startup. */
|
||||
extern fpu_control_t __fpu_control;
|
||||
|
||||
#endif /* fpu_control.h */
|
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@ -1,27 +0,0 @@
|
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/* gmp-mparam.h -- Compiler/machine parameter header file.
|
||||
|
||||
Copyright (C) 1991, 1993, 1994 Free Software Foundation, Inc.
|
||||
|
||||
This file is part of the GNU MP Library.
|
||||
|
||||
The GNU MP 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 MP 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 MP 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. */
|
||||
|
||||
#define BITS_PER_MP_LIMB 64
|
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#define BYTES_PER_MP_LIMB 8
|
||||
#define BITS_PER_LONGINT 64
|
||||
#define BITS_PER_INT 32
|
||||
#define BITS_PER_SHORTINT 16
|
||||
#define BITS_PER_CHAR 8
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1997 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1997,1999 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
|
||||
@ -24,13 +24,8 @@
|
||||
|
||||
struct statfs
|
||||
{
|
||||
#if __WORDSIZE == 64
|
||||
long int f_type;
|
||||
long int f_bsize;
|
||||
#else
|
||||
int f_type;
|
||||
int f_bsize;
|
||||
#endif
|
||||
#ifndef __USE_FILE_OFFSET64
|
||||
__fsblkcnt_t f_blocks;
|
||||
__fsblkcnt_t f_bfree;
|
||||
@ -45,37 +40,22 @@ struct statfs
|
||||
__fsfilcnt64_t f_ffree;
|
||||
#endif
|
||||
__fsid_t f_fsid;
|
||||
#if __WORDSIZE == 64
|
||||
long int f_namelen;
|
||||
long int f_spare[6];
|
||||
#else
|
||||
int f_namelen;
|
||||
int f_spare[6];
|
||||
#endif
|
||||
};
|
||||
|
||||
#ifdef __USE_LARGEFILE64
|
||||
struct statfs64
|
||||
{
|
||||
#if __WORDSIZE == 64
|
||||
long int f_type;
|
||||
long int f_bsize;
|
||||
#else
|
||||
int f_type;
|
||||
int f_bsize;
|
||||
#endif
|
||||
__fsblkcnt64_t f_blocks;
|
||||
__fsblkcnt64_t f_bfree;
|
||||
__fsblkcnt64_t f_bavail;
|
||||
__fsfilcnt64_t f_files;
|
||||
__fsfilcnt64_t f_ffree;
|
||||
__fsid_t f_fsid;
|
||||
#if __WORDSIZE == 64
|
||||
long int f_namelen;
|
||||
long int f_spare[6];
|
||||
#else
|
||||
int f_namelen;
|
||||
int f_spare[6];
|
||||
#endif
|
||||
};
|
||||
#endif
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1991, 92, 94, 95, 96, 97, 98, 99 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1991,92,94,95,96,97,98,99 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
|
||||
@ -38,10 +38,10 @@ typedef unsigned long int __u_long;
|
||||
typedef unsigned long int __u_quad_t;
|
||||
typedef long int __quad_t;
|
||||
#else
|
||||
#ifdef __GNUC__
|
||||
# ifdef __GNUC__
|
||||
__extension__ typedef unsigned long long int __u_quad_t;
|
||||
__extension__ typedef long long int __quad_t;
|
||||
#else
|
||||
# else
|
||||
typedef struct
|
||||
{
|
||||
long int __val[2];
|
||||
@ -50,7 +50,7 @@ typedef struct
|
||||
{
|
||||
__u_long __val[2];
|
||||
} __u_quad_t;
|
||||
#endif
|
||||
# endif
|
||||
#endif
|
||||
typedef signed char __int8_t;
|
||||
typedef unsigned char __uint8_t;
|
||||
@ -63,10 +63,10 @@ typedef signed long int __int64_t;
|
||||
typedef unsigned long int __uint64_t;
|
||||
typedef __quad_t *__qaddr_t;
|
||||
#else
|
||||
#ifdef __GNUC__
|
||||
# ifdef __GNUC__
|
||||
__extension__ typedef signed long long int __int64_t;
|
||||
__extension__ typedef unsigned long long int __uint64_t;
|
||||
#endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
typedef __u_quad_t __dev_t; /* Type of device numbers. */
|
||||
@ -125,10 +125,10 @@ typedef struct
|
||||
from the user namespace. */
|
||||
#ifdef __USE_XOPEN
|
||||
__fd_mask fds_bits[__FD_SETSIZE / __NFDBITS];
|
||||
# define __FDS_BITS(set) ((set)->fds_bits)
|
||||
# define __FDS_BITS(set) ((set)->fds_bits)
|
||||
#else
|
||||
__fd_mask __fds_bits[__FD_SETSIZE / __NFDBITS];
|
||||
# define __FDS_BITS(set) ((set)->__fds_bits)
|
||||
# define __FDS_BITS(set) ((set)->__fds_bits)
|
||||
#endif
|
||||
} __fd_set;
|
||||
|
||||
@ -150,11 +150,7 @@ typedef long int __blkcnt_t;
|
||||
typedef __quad_t __blkcnt64_t;
|
||||
|
||||
/* Type to count file system blocks. */
|
||||
#if __WORDSIZE == 64
|
||||
typedef __u_long __fsblkcnt_t;
|
||||
#else
|
||||
typedef unsigned int __fsblkcnt_t;
|
||||
#endif
|
||||
typedef __u_quad_t __fsblkcnt64_t;
|
||||
|
||||
/* Type to count file system inodes. */
|
||||
@ -1,172 +0,0 @@
|
||||
/* Copyright (C) 1998 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. */
|
||||
|
||||
#ifndef _SYS_UCONTEXT_H
|
||||
#define _SYS_UCONTEXT_H 1
|
||||
|
||||
#include <features.h>
|
||||
#include <signal.h>
|
||||
|
||||
/*
|
||||
* Location of the users' stored registers relative to R0.
|
||||
* Usage is as an index into a gregset_t array or as u.u_ar0[XX].
|
||||
*/
|
||||
#define REG_PSR (0)
|
||||
#define REG_PC (1)
|
||||
#define REG_nPC (2)
|
||||
#define REG_Y (3)
|
||||
#define REG_G1 (4)
|
||||
#define REG_G2 (5)
|
||||
#define REG_G3 (6)
|
||||
#define REG_G4 (7)
|
||||
#define REG_G5 (8)
|
||||
#define REG_G6 (9)
|
||||
#define REG_G7 (10)
|
||||
#define REG_O0 (11)
|
||||
#define REG_O1 (12)
|
||||
#define REG_O2 (13)
|
||||
#define REG_O3 (14)
|
||||
#define REG_O4 (15)
|
||||
#define REG_O5 (16)
|
||||
#define REG_O6 (17)
|
||||
#define REG_O7 (18)
|
||||
|
||||
/*
|
||||
* A gregset_t is defined as an array type for compatibility with the reference
|
||||
* source. This is important due to differences in the way the C language
|
||||
* treats arrays and structures as parameters.
|
||||
*
|
||||
* Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)),
|
||||
* but that the ABI defines it absolutely to be 19.
|
||||
*/
|
||||
#define NGREG 19
|
||||
|
||||
typedef int greg_t;
|
||||
typedef greg_t gregset_t[NGREG];
|
||||
|
||||
/*
|
||||
* The following structures define how a register window can appear on the
|
||||
* stack. This structure is available (when required) through the `gwins'
|
||||
* field of an mcontext (nested within ucontext). SPARC_MAXWINDOW is the
|
||||
* maximum number of outstanding regiters window defined in the SPARC
|
||||
* architecture (*not* implementation).
|
||||
*/
|
||||
#define SPARC_MAXREGWINDOW 31 /* max windows in SPARC arch. */
|
||||
struct rwindow
|
||||
{
|
||||
greg_t rw_local[8]; /* locals */
|
||||
greg_t rw_in[8]; /* ins */
|
||||
};
|
||||
|
||||
#define rw_fp rw_in[6] /* frame pointer */
|
||||
#define rw_rtn rw_in[7] /* return address */
|
||||
|
||||
typedef struct gwindows
|
||||
{
|
||||
int wbcnt;
|
||||
int *spbuf[SPARC_MAXREGWINDOW];
|
||||
struct rwindow wbuf[SPARC_MAXREGWINDOW];
|
||||
} gwindows_t;
|
||||
|
||||
/*
|
||||
* Floating point definitions.
|
||||
*/
|
||||
|
||||
#define MAXFPQ 16 /* max # of fpu queue entries currently supported */
|
||||
|
||||
/*
|
||||
* struct fq defines the minimal format of a floating point instruction queue
|
||||
* entry. The size of entries in the floating point queue are implementation
|
||||
* dependent. The union FQu is guarenteed to be the first field in any ABI
|
||||
* conformant system implementation. Any additional fields provided by an
|
||||
* implementation should not be used applications designed to be ABI conformant. */
|
||||
|
||||
struct fpq
|
||||
{
|
||||
unsigned long *fpq_addr; /* address */
|
||||
unsigned long fpq_instr; /* instruction */
|
||||
};
|
||||
|
||||
struct fq
|
||||
{
|
||||
union /* FPU inst/addr queue */
|
||||
{
|
||||
double whole;
|
||||
struct fpq fpq;
|
||||
} FQu;
|
||||
};
|
||||
|
||||
#define FPU_REGS_TYPE unsigned
|
||||
#define FPU_DREGS_TYPE unsigned long long
|
||||
#define V7_FPU_FSR_TYPE unsigned
|
||||
#define V9_FPU_FSR_TYPE unsigned long long
|
||||
#define V9_FPU_FPRS_TYPE unsigned
|
||||
|
||||
typedef struct fpu
|
||||
{
|
||||
union { /* FPU floating point regs */
|
||||
unsigned long long fpu_regs[32]; /* 32 singles */
|
||||
double fpu_dregs[16]; /* 16 doubles */
|
||||
} fpu_fr;
|
||||
struct fq *fpu_q; /* ptr to array of FQ entries */
|
||||
unsigned fpu_fsr; /* FPU status register */
|
||||
unsigned char fpu_qcnt; /* # of entries in saved FQ */
|
||||
unsigned char fpu_q_entrysize; /* # of bytes per FQ entry */
|
||||
unsigned char fpu_en; /* flag signifying fpu in use */
|
||||
} fpregset_t;
|
||||
|
||||
/*
|
||||
* The following structure is for associating extra register state with
|
||||
* the ucontext structure and is kept within the uc_mcontext filler area.
|
||||
*
|
||||
* If (xrs_id == XRS_ID) then the xrs_ptr field is a valid pointer to
|
||||
* extra register state. The exact format of the extra register state
|
||||
* pointed to by xrs_ptr is platform-dependent.
|
||||
*
|
||||
* Note: a platform may or may not manage extra register state.
|
||||
*/
|
||||
typedef struct
|
||||
{
|
||||
unsigned int xrs_id; /* indicates xrs_ptr validity */
|
||||
void * xrs_ptr; /* ptr to extra reg state */
|
||||
} xrs_t;
|
||||
|
||||
#define XRS_ID 0x78727300 /* the string "xrs" */
|
||||
|
||||
typedef struct
|
||||
{
|
||||
gregset_t gregs; /* general register set */
|
||||
gwindows_t *gwins; /* POSSIBLE pointer to register windows */
|
||||
fpregset_t fpregs; /* floating point register set */
|
||||
xrs_t xrs; /* POSSIBLE extra register state association */
|
||||
long filler[19];
|
||||
} mcontext_t;
|
||||
|
||||
|
||||
/* Userlevel context. */
|
||||
typedef struct ucontext
|
||||
{
|
||||
unsigned long uc_flags;
|
||||
struct ucontext *uc_link;
|
||||
unsigned long uc_sigmask[4]; /* a svr4 sigset_t */
|
||||
stack_t uc_stack;
|
||||
mcontext_t uc_mcontext;
|
||||
long uc_filler[23];
|
||||
} ucontext_t;
|
||||
|
||||
#endif /* sys/ucontext.h */
|
||||
Loading…
Reference in New Issue
Block a user