summaryrefslogtreecommitdiff
path: root/sysdeps/unix/bsd/sun/sparc
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/bsd/sun/sparc')
-rw-r--r--sysdeps/unix/bsd/sun/sparc/Dist1
-rw-r--r--sysdeps/unix/bsd/sun/sparc/Makefile7
-rw-r--r--sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h34
-rw-r--r--sysdeps/unix/bsd/sun/sparc/sethostid.S46
-rw-r--r--sysdeps/unix/bsd/sun/sparc/sigtramp.c247
5 files changed, 0 insertions, 335 deletions
diff --git a/sysdeps/unix/bsd/sun/sparc/Dist b/sysdeps/unix/bsd/sun/sparc/Dist
deleted file mode 100644
index cd893ff463..0000000000
--- a/sysdeps/unix/bsd/sun/sparc/Dist
+++ /dev/null
@@ -1 +0,0 @@
-sigtramp.c
diff --git a/sysdeps/unix/bsd/sun/sparc/Makefile b/sysdeps/unix/bsd/sun/sparc/Makefile
deleted file mode 100644
index 59d10dbdbf..0000000000
--- a/sysdeps/unix/bsd/sun/sparc/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-# Basically `-e start' is magical to the Sun linker. You would think that
-# having start.o first would be enough, but you would be wrong.
-LDFLAGS := $(LDFLAGS) -Xlinker -e -Xlinker start
-
-ifeq ($(subdir),signal)
-sysdep_routines := $(sysdep_routines) sigtramp
-endif
diff --git a/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h b/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h
deleted file mode 100644
index 7c4bca6049..0000000000
--- a/sysdeps/unix/bsd/sun/sparc/bits/sigcontext.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/* Structure describing state saved while handling a signal. Sparc version.
- Copyright (C) 1992, 1994, 1997 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 Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _SIGNAL_H
-# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
-#endif
-
-struct sigcontext
- {
- int sc_onstack;
- __sigset_t sc_mask;
-
-#define SPARC_MAXREGWINDOW 31 /* Maximum usable register windows. */
- int sc_sp, sc_pc, sc_npc, sc_psr, sc_g1, sc_o0;
- int sc_wbcnt; /* Number of outstanding windows. */
- __ptr_t sc_spbuf[SPARC_MAXREGWINDOW]; /* SP's for each window. */
- int sc_wbuf[SPARC_MAXREGWINDOW][16]; /* Saved register windows. */
- };
diff --git a/sysdeps/unix/bsd/sun/sparc/sethostid.S b/sysdeps/unix/bsd/sun/sparc/sethostid.S
deleted file mode 100644
index d07fd3800c..0000000000
--- a/sysdeps/unix/bsd/sun/sparc/sethostid.S
+++ /dev/null
@@ -1,46 +0,0 @@
-/* Copyright (C) 1991, 1992, 1997 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 Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sysdep.h>
-
-#ifdef SYS_sethostid
-
-SYSCALL (sethostid, 1)
- ret
-
-#else
-
-/* <bits/errno.h> only defines E* #ifdef _ERRNO_H. */
-#define _ERRNO_H
-#include <bits/errno.h>
-
-ENTRY (sethostid)
- mov ENOSYS, %o0
- sethi %hi(_errno), %g1
- st %o0, [%g1 + %lo(_errno)]
- retl
- sub %g0, 1, %o0
-
-#ifdef HAVE_GNU_LD
-
-.stabs "warning: sethostid is not implemented and will always fail",30,0,0,0
-.stabs "_sethostid",1,0,0,0
-
-#endif
-
-#endif
diff --git a/sysdeps/unix/bsd/sun/sparc/sigtramp.c b/sysdeps/unix/bsd/sun/sparc/sigtramp.c
deleted file mode 100644
index e11f7e51d3..0000000000
--- a/sysdeps/unix/bsd/sun/sparc/sigtramp.c
+++ /dev/null
@@ -1,247 +0,0 @@
-/* Copyright (C) 1991,1992,1994,1996,1997,2004 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 Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef __GNUC__
- #error This file uses GNU C extensions; you must compile with GCC.
-#endif
-
-/* Get the definition of `struct sigcontext'. */
-#define KERNEL
-#define sigvec sun_sigvec
-#define sigstack sun_sigstack
-#define sigcontext sun_sigcontext
-#include "/usr/include/sys/signal.h"
-#undef sigvec
-#undef sigstack
-#undef sigcontext
-#undef NSIG
-#undef SIGABRT
-#undef SIGCLD
-#undef SV_ONSTACK
-#undef SV_RESETHAND
-#undef SV_INTERRUPT
-#undef SA_ONSTACK
-#undef SA_NOCLDSTOP
-#undef SIG_ERR
-#undef SIG_DFL
-#undef SIG_IGN
-#undef sigmask
-#undef SIG_BLOCK
-#undef SIG_UNBLOCK
-#undef SIG_SETMASK
-
-#include <signal.h>
-#include <stddef.h>
-#include <errno.h>
-
-/* Defined in __sigvec.S. */
-extern int __raw_sigvec (int sig, CONST struct sigvec *vec,
- struct sigvec *ovec);
-
-/* User-specified signal handlers. */
-#define mytramp 1
-#ifdef mytramp
-static __sighandler_t handlers[NSIG];
-#else
-#define handlers _sigfunc
-extern __sighandler_t _sigfunc[];
-#endif
-
-#if mytramp
-
-/* Handler for all signals that are handled by a user-specified function.
- Saves and restores the general regs %g2-%g7, the %y register, and
- all the FPU regs (including %fsr), around calling the user's handler. */
-static void
-trampoline (sig)
- int sig;
-{
- /* We use `double' and `long long int' so `std' (store doubleword) insns,
- which might be faster than single-word stores, will be generated. */
- register double f0 asm("%f0");
- register double f2 asm("%f2");
- register double f4 asm("%f4");
- register double f6 asm("%f6");
- register double f8 asm("%f8");
- register double f10 asm("%f10");
- register double f12 asm("%f12");
- register double f14 asm("%f14");
- register double f16 asm("%f16");
- register double f18 asm("%f18");
- register double f20 asm("%f20");
- register double f22 asm("%f22");
- register double f24 asm("%f24");
- register double f26 asm("%f26");
- register double f28 asm("%f28");
- register double f30 asm("%f30");
- register long long int g2 asm("%g2");
- register long long int g4 asm("%g4");
- register long long int g6 asm("%g6");
- register int *fp asm("%fp");
-
- int code;
- register struct sigcontext *context asm("%i0"); /* See end of fn. */
- void *addr;
- int y;
- double fpsave[16];
- int fsr;
- int savefpu;
- long long int glsave[3];
-
- /* SIG isn't really passed as an arg.
- The args to the signal handler are at fp[16..19]. */
- sig = fp[16];
- code = fp[17];
- context = (struct sigcontext *) fp[18];
- addr = (PTR) fp[19];
-
- /* Save the Y register. */
- asm("rd %%y, %0" : "=r" (y));
-
- /* Save the FPU regs if the FPU enable bit is set in the PSR,
- and the signal isn't an FP exception. */
- savefpu = (context->sc_psr & 0x1000) && sig != SIGFPE;
- if (savefpu)
- {
- fpsave[0] = f0;
- fpsave[1] = f2;
- fpsave[2] = f4;
- fpsave[3] = f6;
- fpsave[4] = f8;
- fpsave[5] = f10;
- fpsave[6] = f12;
- fpsave[7] = f14;
- fpsave[8] = f16;
- fpsave[9] = f18;
- fpsave[10] = f20;
- fpsave[11] = f22;
- fpsave[12] = f24;
- fpsave[13] = f26;
- fpsave[14] = f28;
- fpsave[15] = f30;
-
- /* Force it into a stack slot so the asm won't barf. Sigh. */
- (void) &fsr;
- asm("st %%fsr, %0" : "=m" (fsr));
- }
-
- /* Save the global registers (except for %g1, which is a scratch reg). */
- glsave[0] = g2;
- glsave[1] = g4;
- glsave[2] = g6;
-
- /* Call the user's handler. */
- (*((void (*) (int sig, int code, struct sigcontext *context,
- void *addr)) handlers[sig]))
- (sig, code, context, addr);
-
- /* Restore the Y register. */
- asm("mov %0, %%y" : : "r" (y));
-
- if (savefpu)
- {
- /* Restore the FPU regs. */
- f0 = fpsave[0];
- f2 = fpsave[1];
- f4 = fpsave[2];
- f6 = fpsave[3];
- f8 = fpsave[4];
- f10 = fpsave[5];
- f12 = fpsave[6];
- f14 = fpsave[7];
- f16 = fpsave[8];
- f18 = fpsave[9];
- f20 = fpsave[10];
- f22 = fpsave[11];
- f24 = fpsave[12];
- f26 = fpsave[13];
- f28 = fpsave[14];
- f30 = fpsave[15];
-
- asm("ld %0, %%fsr" : : "m" (fsr));
- }
-
- /* Restore the globals. */
- g2 = glsave[0];
- g4 = glsave[1];
- g6 = glsave[2];
-
- /* Unwind a frame, and do a "sigcleanup" system call.
- The system call apparently does a return.
- I don't know what it's for. Ask Sun. */
- asm("restore %%g0, 139, %%g1\n"
- "ta 0\n"
- "! this should be i0: %0" /* Useless insn that will never be executed, */
- /* here to make the compiler happy. */
- : /* No outputs. */ :
- /* CONTEXT is bound to %i0. We reference it as an input here to make
- sure the compiler considers it live at this point, and preserves
- the value in that register. The restore makes %i0 become %o0, the
- argument to the system call. */
- "r" (context));
-}
-#endif
-
-int
-__sigvec (sig, vec, ovec)
- int sig;
- const struct sigvec *vec;
- struct sigvec *ovec;
-{
-#ifndef mytramp
- extern void _sigtramp (int);
-#define trampoline _sigtramp
-#endif
- struct sigvec myvec;
- int mask;
- __sighandler_t ohandler;
-
- if (sig <= 0 || sig >= NSIG)
- {
- __set_errno (EINVAL);
- return -1;
- }
-
- mask = __sigblock (sigmask(sig));
-
- ohandler = handlers[sig];
-
- if (vec != NULL &&
- vec->sv_handler != SIG_IGN && vec->sv_handler != SIG_DFL)
- {
- handlers[sig] = vec->sv_handler;
- myvec = *vec;
- myvec.sv_handler = trampoline;
- vec = &myvec;
- }
-
- if (__raw_sigvec(sig, vec, ovec) < 0)
- {
- int save = errno;
- (void) __sigsetmask(mask);
- errno = save;
- return -1;
- }
-
- if (ovec != NULL && ovec->sv_handler == trampoline)
- ovec->sv_handler = ohandler;
-
- (void) __sigsetmask (mask);
-
- return 0;
-}