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authorUlrich Drepper <drepper@redhat.com>2001-04-04 17:39:59 +0000
committerUlrich Drepper <drepper@redhat.com>2001-04-04 17:39:59 +0000
commit816fc1ed2eb2ddc50ac28fc4aeeaa07c93d54f06 (patch)
tree1850092fe1effedde63a1a491e47f5b103acd6a6 /sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S
parentce64ae6baa81db289bcc2f0ab68f530fca45425c (diff)
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Update.
2001-04-04  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/s390/s390-64/Dist: Add ucontext_i.h.
	* sysdeps/unix/sysv/linux/s390/s390-32/Dist: Likewise.

2001-04-04  Martin Schwidefsky  <schwidefsky@de.ibm.com>

	* sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S: New file.
	* sysdeps/unix/sysv/linux/s390/s390-32/makecontext.c: New file.
	* sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S: New file.
	* sysdeps/unix/sysv/linux/s390/s390-32/ucontext_i.h: New file.
	* sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S: New file.
	* sysdeps/unix/sysv/linux/s390/s390-64/makecontext.c: New file.
	* sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S: New file.
	* sysdeps/unix/sysv/linux/s390/s390-64/ucontext_i.h: New file.
	* sysdeps/unix/sysv/linux/s390/swapcontext.c: New file.

	* sunrpc/rpc_scan.c (symbols): Add entry for HYPER.
	* sunrpc/rpc_scan.h (enum tok_kind): Add TOK_HYPER.
	* sunrpc/rpc_parse.c (get_type): Handle TOK_HYPER.
	(unsigned_dec): Likewise.
	Patch by atai@jezebel.dreamhost.com.
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S')
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S70
1 files changed, 70 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S b/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S
new file mode 100644
index 0000000000..40adc8574a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S
@@ -0,0 +1,70 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+
+   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.  */
+
+#include <sysdep.h>
+#include <features.h>
+
+#include "ucontext_i.h"
+
+/*  __setcontext (const ucontext_t *ucp)
+
+  Restores the machine context in UCP and thereby resumes execution
+  in that context.
+
+  This implementation is intended to be used for *synchronous* context
+  switches only.  Therefore, it does not have to restore anything
+  other than the PRESERVED state.  */
+
+ENTRY(__setcontext)
+	lr	%r5,%r2
+
+	/* sigprocmask (SIG_SETMASK, &sc->sc_mask, NULL).  */
+	la      %r2,SIG_BLOCK
+	la	%r3,SC_MASK(%r5)
+	slr	%r4,%r4
+	svc	SYS_ify(rt_sigprocmask)
+
+	/* Load fpu context.  */
+	lfpc	SC_FPC(%r5)
+	ld	%f0,SC_FPRS(%r5)
+	ld      %f1,SC_FPRS+8(%r5)
+	ld      %f2,SC_FPRS+16(%r5)
+	ld      %f3,SC_FPRS+24(%r5)
+	ld      %f4,SC_FPRS+32(%r5)
+	ld      %f5,SC_FPRS+40(%r5)
+	ld      %f6,SC_FPRS+48(%r5)
+	ld      %f7,SC_FPRS+56(%r5)
+	ld      %f8,SC_FPRS+64(%r5)
+	ld      %f9,SC_FPRS+72(%r5)
+	ld      %f10,SC_FPRS+80(%r5)
+	ld      %f11,SC_FPRS+88(%r5)
+	ld      %f12,SC_FPRS+96(%r5)
+	ld      %f13,SC_FPRS+104(%r5)
+	ld      %f14,SC_FPRS+112(%r5)
+	ld      %f15,SC_FPRS+120(%r5)
+ 
+	/* Load general purpose registers.  */
+	lm	%r0,%r15,SC_GPRS(%r5)
+
+        /* Return 1.  */
+	la      %r2,1
+	br	%r14
+END(__setcontext)
+
+weak_alias(__setcontext, setcontext)