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* sysdeps/unix/sysv/linux/sparc/bits/ioctls.h: Don't include kernel_termios.h. * sysdeps/unix/sysv/linux/sparc/bits/termios.h (CBAUD, CIBAUD): Fix. Clean up random whitespace. * sysdeps/unix/sysv/linux/sparc/sparc32/brk.c: Tidy the asm. * sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Use std on the args. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.S: Fix use of .bss. * sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: New file.
1998-03-01 09:11 Richard Henderson <rth@cygnus.com> * sysdeps/unix/sysv/linux/sparc/bits/ioctls.h: Don't include kernel_termios.h. * sysdeps/unix/sysv/linux/sparc/bits/termios.h (CBAUD, CIBAUD): Fix. Clean up random whitespace. * sysdeps/unix/sysv/linux/sparc/sparc32/brk.c: Tidy the asm. * sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Use std on the args. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.S: Fix use of .bss. * sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: New file. 1998-03-01 08:31 Richard Henderson <rth@cygnus.com>
This commit is contained in:
Richard Henderson
parent
41df5ed40a
commit
489b7d4bfc
13
ChangeLog
13
ChangeLog
@ -1,4 +1,15 @@
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1998-03-01 Richard Henderson <rth@cygnus.com>
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1998-03-01 09:11 Richard Henderson <rth@cygnus.com>
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* sysdeps/unix/sysv/linux/sparc/bits/ioctls.h: Don't include
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kernel_termios.h.
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* sysdeps/unix/sysv/linux/sparc/bits/termios.h (CBAUD, CIBAUD): Fix.
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Clean up random whitespace.
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* sysdeps/unix/sysv/linux/sparc/sparc32/brk.c: Tidy the asm.
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* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Use std on the args.
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* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.S: Fix use of .bss.
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* sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: New file.
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1998-03-01 08:31 Richard Henderson <rth@cygnus.com>
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* shlib-versions: Match alpha*.
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* sysdeps/unix/sysv/linux/alpha/syscalls.list: Add adjtimex.
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@ -22,7 +22,6 @@
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/* Use the definitions from the kernel header files. */
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#include <asm/ioctls.h>
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#include <kernel_termios.h>
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/* Oh well, this is necessary since the kernel data structure is
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different from the user-level version. */
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@ -47,9 +47,6 @@ struct termios
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#define VSWTC 7
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#define VSTART 8
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#define VSTOP 9
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#define VSUSP 10
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#define VDSUSP 11 /* SunOS POSIX nicety I do believe... */
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#define VREPRINT 12
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@ -113,7 +110,7 @@ struct termios
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#define WRAP 0x00020000 /* SUNOS specific */
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/* c_cflag bit meaning */
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#define CBAUD 0x0000000f
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#define CBAUD 0x0000100f
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#define B0 0x00000000 /* hang up */
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#define B50 0x00000001
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#define B75 0x00000002
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@ -143,14 +140,13 @@ struct termios
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#define PARODD 0x00000200
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#define HUPCL 0x00000400
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#define CLOCAL 0x00000800
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/* We'll never see these speeds with the Zilogs' but for completeness... */
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#define CBAUDEX 0x00010000
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#define B57600 0x00010001
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#define B115200 0x00010002
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#define B230400 0x00010003
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#define B460800 0x00010004
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#define CIBAUD 0x000f0000 /* input baud rate (not used) */
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#define CMSPAR 010000000000 /* mark or space (stick) parity */
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#define CIBAUD 0x100f0000 /* input baud rate (not used) */
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#define CMSPAR 0x40000000 /* mark or space (stick) parity */
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#define CRTSCTS 0x80000000 /* flow control */
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/* c_lflag bits */
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@ -1,5 +1,5 @@
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/* brk system call for Linux/SPARC.
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Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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Copyright (C) 1995, 1996, 1997, 1998 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 (miguel@nuclecu.unam.mx)
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@ -35,13 +35,12 @@ __brk (void *addr)
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{
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void *newbrk, *scratch;
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asm ("mov %1, %%g1\n\t"
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"mov %2, %%o0\n\t"
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"t 0x10\n\t"
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"mov %%o0, %0\n\t"
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: "=r" (newbrk)
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: "0" (__NR_brk), "r" (addr)
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: "g1", "o0");
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{
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register void *o0 __asm__("%o0") = addr;
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register int g1 __asm__("%g1") = __NR_brk;
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__asm ("t 0x10" : "=r"(o0) : "r"(g1), "0"(o0) : "cc");
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newbrk = o0;
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}
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__curbrk = newbrk;
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@ -48,18 +48,11 @@ ENTRY (__socket)
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/* Drop up to 6 arguments (recvfrom) into the memory allocated by
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the caller for varargs, since that's really what we have. */
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st %o0, [%sp + 68 + 0]
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st %o1, [%sp + 68 + 4]
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std %o0, [%sp + 68 + 0]
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#if NARGS > 2
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st %o2, [%sp + 68 + 8]
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#if NARGS > 3
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st %o3, [%sp + 68 + 12]
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std %o2, [%sp + 68 + 8]
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#if NARGS > 4
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st %o4, [%sp + 68 + 16]
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#if NARGS > 5
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st %o5, [%sp + 68 + 20]
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#endif
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#endif
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std %o4, [%sp + 68 + 16]
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#endif
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#endif
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172
sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h
Normal file
172
sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h
Normal file
@ -0,0 +1,172 @@
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/* Copyright (C) 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 _SYS_UCONTEXT_H
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#define _SYS_UCONTEXT_H 1
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#include <features.h>
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#include <signal.h>
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/*
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* Location of the users' stored registers relative to R0.
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* Usage is as an index into a gregset_t array or as u.u_ar0[XX].
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*/
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#define REG_PSR (0)
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#define REG_PC (1)
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#define REG_nPC (2)
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#define REG_Y (3)
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#define REG_G1 (4)
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#define REG_G2 (5)
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#define REG_G3 (6)
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#define REG_G4 (7)
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#define REG_G5 (8)
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#define REG_G6 (9)
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#define REG_G7 (10)
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#define REG_O0 (11)
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#define REG_O1 (12)
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#define REG_O2 (13)
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#define REG_O3 (14)
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#define REG_O4 (15)
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#define REG_O5 (16)
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#define REG_O6 (17)
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#define REG_O7 (18)
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/*
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* A gregset_t is defined as an array type for compatibility with the reference
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* source. This is important due to differences in the way the C language
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* treats arrays and structures as parameters.
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*
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* Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)),
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* but that the ABI defines it absolutely to be 19.
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*/
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#define NGREG 19
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typedef int greg_t;
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typedef greg_t gregset_t[NGREG];
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/*
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* The following structures define how a register window can appear on the
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* stack. This structure is available (when required) through the `gwins'
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* field of an mcontext (nested within ucontext). SPARC_MAXWINDOW is the
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* maximum number of outstanding regiters window defined in the SPARC
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* architecture (*not* implementation).
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*/
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#define SPARC_MAXREGWINDOW 31 /* max windows in SPARC arch. */
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struct rwindow
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{
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greg_t rw_local[8]; /* locals */
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greg_t rw_in[8]; /* ins */
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};
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#define rw_fp rw_in[6] /* frame pointer */
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#define rw_rtn rw_in[7] /* return address */
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typedef struct gwindows
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{
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int wbcnt;
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int *spbuf[SPARC_MAXREGWINDOW];
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struct rwindow wbuf[SPARC_MAXREGWINDOW];
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} gwindows_t;
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/*
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* Floating point definitions.
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*/
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#define MAXFPQ 16 /* max # of fpu queue entries currently supported */
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/*
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* struct fq defines the minimal format of a floating point instruction queue
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* entry. The size of entries in the floating point queue are implementation
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* dependent. The union FQu is guarenteed to be the first field in any ABI
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* conformant system implementation. Any additional fields provided by an
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* implementation should not be used applications designed to be ABI conformant. */
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struct fpq
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{
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unsigned long *fpq_addr; /* address */
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unsigned long fpq_instr; /* instruction */
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};
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struct fq
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{
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union /* FPU inst/addr queue */
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{
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double whole;
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struct fpq fpq;
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} FQu;
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};
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#define FPU_REGS_TYPE unsigned
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#define FPU_DREGS_TYPE unsigned long long
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#define V7_FPU_FSR_TYPE unsigned
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#define V9_FPU_FSR_TYPE unsigned long long
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#define V9_FPU_FPRS_TYPE unsigned
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typedef struct fpu
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{
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union { /* FPU floating point regs */
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unsigned long long fpu_regs[32]; /* 32 singles */
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double fpu_dregs[16]; /* 16 doubles */
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} fpu_fr;
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struct fq *fpu_q; /* ptr to array of FQ entries */
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unsigned fpu_fsr; /* FPU status register */
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unsigned char fpu_qcnt; /* # of entries in saved FQ */
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unsigned char fpu_q_entrysize; /* # of bytes per FQ entry */
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unsigned char fpu_en; /* flag signifying fpu in use */
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} fpregset_t;
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/*
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* The following structure is for associating extra register state with
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* the ucontext structure and is kept within the uc_mcontext filler area.
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*
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* If (xrs_id == XRS_ID) then the xrs_ptr field is a valid pointer to
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* extra register state. The exact format of the extra register state
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* pointed to by xrs_ptr is platform-dependent.
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*
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* Note: a platform may or may not manage extra register state.
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*/
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typedef struct
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{
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unsigned int xrs_id; /* indicates xrs_ptr validity */
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void * xrs_ptr; /* ptr to extra reg state */
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} xrs_t;
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#define XRS_ID 0x78727300 /* the string "xrs" */
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typedef struct
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{
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gregset_t gregs; /* general register set */
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gwindows_t *gwins; /* POSSIBLE pointer to register windows */
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fpregset_t fpregs; /* floating point register set */
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xrs_t xrs; /* POSSIBLE extra register state association */
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long filler[19];
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} mcontext_t;
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/* Userlevel context. */
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typedef struct ucontext
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{
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unsigned long uc_flags;
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struct ucontext *uc_link;
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unsigned long uc_sigmask[4]; /* a svr4 sigset_t */
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stack_t uc_stack;
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mcontext_t uc_mcontext;
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long uc_filler[23];
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} ucontext_t;
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#endif /* sys/ucontext.h */
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@ -1,6 +1,6 @@
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/* Define errno */
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.bss
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.section .bss
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.globl errno
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.align 4
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errno: .space 4
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