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-rw-r--r--sysdeps/sparc/sparc32/setjmp.S54
1 files changed, 54 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc32/setjmp.S b/sysdeps/sparc/sparc32/setjmp.S
new file mode 100644
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+++ b/sysdeps/sparc/sparc32/setjmp.S
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+/* Copyright (C) 1991, 1993, 1994, 1996, 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 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 <sys/trap.h>
+
+#define _ASM 1
+#include <bits/setjmp.h>
+
+ENTRY (__sigsetjmp)
+	/* Save our SP and FP; in the delay slot of the jump, save our
+	   return PC.  Save the signal mask if requested with a tail-call
+	   for simplicity; it always returns zero.  */
+	ta   ST_FLUSH_WINDOWS
+#ifdef PIC
+	mov  %o7,%g1
+2:
+	call 1f
+	nop
+1:
+	sethi %hi(_GLOBAL_OFFSET_TABLE_-(2b-.)),%g2
+	or    %g2,%lo(_GLOBAL_OFFSET_TABLE_-(2b-.)),%g2
+	add   %g2,%o7,%g2
+	sethi %hi(C_SYMBOL_NAME (__sigjmp_save)), %g3
+	or    %g3,%lo(C_SYMBOL_NAME (__sigjmp_save)), %g3
+	st    %sp, [%o0 + (JB_SP * 4)]
+	st    %fp, [%o0 + (JB_FP * 4)]
+	mov   %g1,%o7
+	ld    [%g2+%g3],%g1
+	jmp   %g1
+	st   %o7, [%o0+(JB_PC*4)]
+#else
+	sethi %hi(C_SYMBOL_NAME (__sigjmp_save)), %g1
+	st %sp, [%o0 + (JB_SP*4)]
+	or %lo(C_SYMBOL_NAME (__sigjmp_save)), %g1, %g1
+	st %fp, [%o0 + (JB_FP*4)]
+	jmp %g1
+	 st %o7, [%o0 + (JB_PC*4)]
+#endif /* PIC */