about summary refs log tree commit diff
path: root/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/sh3/getcontext.S')
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/getcontext.S88
1 files changed, 0 insertions, 88 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
deleted file mode 100644
index 66b3daaa3b..0000000000
--- a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
+++ /dev/null
@@ -1,88 +0,0 @@
-/* Save current context.
-   Copyright (C) 2005 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>
-
-#include "ucontext_i.h"
-
-/*  int __getcontext (ucontext_t *uc);  */
-
-	.text
-	.align  5
-ENTRY(__getcontext)
-
-	/* Return value of getcontext.  R0 is the only register whose
-	   value is not preserved.  */
-	mov	#0, r0
-	mov.l	r0, @(oR0,r4)
-	mov.l	r1, @(oR1,r4)
-	mov.l	r2, @(oR2,r4)
-	mov.l	r3, @(oR3,r4)
-	mov.l	r4, @(oR4,r4)
-	mov.l	r5, @(oR5,r4)
-	mov.l	r6, @(oR6,r4)
-	mov.l	r7, @(oR7,r4)
-	mov	r4, r0
-	add	#(oMACL+4), r0
-	sts.l	macl, @-r0
-	sts.l	mach, @-r0
-	stc.l	gbr, @-r0
-
-	/* Save T flag to SR.  */
-	movt	r1
-	mov.l	r1, @-r0
-	sts.l	pr, @-r0
-
-	/* The return address of getcontext is the restart pc.  */
-	sts.l	pr, @-r0
-
-	mov.l	r15, @-r0
-	mov.l	r14, @-r0
-	mov.l	r13, @-r0
-	mov.l	r12, @-r0
-	mov.l	r11, @-r0
-	mov.l	r10, @-r0
-	mov.l	r9, @-r0
-	mov.l	r8, @-r0
-
-	/* sigprocmask (SIG_BLOCK, NULL, &uc->uc_sigmask).  */
-	mov	r4, r6
-	add	#oSIGMASK, r6
-	mov	#SIG_BLOCK, r4
-	mov	#0, r5
-	mov	#+SYS_ify(sigprocmask), r3
-	trapa	#0x13
-	mov     r0, r1
-	mov	#-12, r2
-	shad	r2, r1
-	not	r1, r1			// r1=0 means r0 = -1 to -4095
-	tst	r1, r1			// i.e. error in linux
-	bf	.Lgetcontext_end
-.Lsyscall_error:	
-	SYSCALL_ERROR_HANDLER
-.Lgetcontext_end:
-	/* All done, return 0 for success.  */
-	mov	#0, r0
-.Lpseudo_end:
-	rts
-	 nop
-
-PSEUDO_END(__getcontext)
-
-weak_alias (__getcontext, getcontext)