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-rw-r--r--sysdeps/sh/_mcount.S67
1 files changed, 67 insertions, 0 deletions
diff --git a/sysdeps/sh/_mcount.S b/sysdeps/sh/_mcount.S
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+/* Machine-specific calling sequence for `mcount' profiling function.  SuperH
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   Contributed by NIIBE Yutaka <gniibe@m17n.org>
+   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>
+
+	ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(_mcount)
+	ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(_mcount),function)
+	.align	5
+C_LABEL(_mcount)
+	/* Save registers.  */
+	mov.l	r4,@-r15
+	mov.l	r5,@-r15
+	mov.l	r6,@-r15
+	mov.l	r7,@-r15
+	sts.l	pr,@-r15
+
+	mov.l	@(20,r15),r4
+	sts	pr,r5
+
+#ifdef SHARED
+	mov.l	0f,r1
+	mova	0f,r0
+	add	r1,r0
+	mov.l	1f,r1
+	mov.l	@(r0,r1),r1
+#else
+	mov.l	1f,r1
+#endif
+	jsr	@r1
+	 nop
+
+	/* Pop the saved registers.  */
+	lds.l	@r15+,pr
+	mov.l	@r15+,r7
+	mov.l	@r15+,r6
+	mov.l	@r15+,r5
+	rts
+	 mov.l	@r15+,r4
+
+	.align 2
+#ifdef SHARED
+0:	.long	_GLOBAL_OFFSET_TABLE_
+1:	.long	C_SYMBOL_NAME(__mcount_internal)@GOT
+#else
+1:	.long	C_SYMBOL_NAME(__mcount_internal)
+#endif
+ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(_mcount))
+
+#undef mcount
+weak_alias (_mcount, mcount)