1 files changed, 91 insertions, 0 deletions
diff --git a/ports/sysdeps/microblaze/_mcount.S b/ports/sysdeps/microblaze/_mcount.S
new file mode 100644
index 0000000000..7d4f40aece
--- /dev/null
+++ b/ports/sysdeps/microblaze/_mcount.S
@@ -0,0 +1,91 @@
+/* Copyright (C) 1997-2013 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+	.global	_mcount
+	.type	_mcount, @function
+_mcount:
+	# Save regs.
+	addik   r1, r1,-4 * 24
+	swi	r31, r1, 4 * 23
+	swi	r30, r1, 4 * 22
+	swi	r29, r1, 4 * 21
+	swi	r28, r1, 4 * 20
+	swi	r27, r1, 4 * 19
+	swi	r26, r1, 4 * 18
+	swi	r25, r1, 4 * 17
+	swi	r24, r1, 4 * 16
+	swi	r23, r1, 4 * 15
+	swi	r22, r1, 4 * 14
+	swi	r21, r1, 4 * 13
+	swi	r20, r1, 4 * 12
+	swi	r19, r1, 4 * 11
+	swi	r15, r1, 4 * 10
+	swi	r12, r1, 4 * 9
+	swi	r11, r1, 4 * 8
+	swi	r10, r1, 4 * 7
+	swi	r8, r1, 4 * 6
+	swi	r7, r1, 4 * 5
+	swi	r6, r1, 4 * 4
+	swi	r5, r1, 4 * 3
+	swi	r4, r1, 4 * 2
+	swi	r3, r1, 4 * 1
+	swi	r2, r1, 4 * 0
+
+#ifdef SHARED
+	mfs     r20,rpc
+	addik   r20,r20,_GLOBAL_OFFSET_TABLE_+8
+	addk	r6, r0, r15	# callee is in r15.
+	brlid	r15, __mcount_internal@PLT
+	lwi	r5, r1, 4 * 24	# caller is on the stack.
+#else
+	# Pass from/to in r5 and r6.
+	addk	r6, r0, r15	# callee is in r15.
+	bralid	r15, __mcount_internal
+	lwi	r5, r1, 4 * 24	# caller is on the stack.
+#endif
+
+	# Reload regs
+	lwi	r31, r1, 4 * 23
+	lwi	r30, r1, 4 * 22
+	lwi	r29, r1, 4 * 21
+	lwi	r28, r1, 4 * 20
+	lwi	r27, r1, 4 * 19
+	lwi	r26, r1, 4 * 18
+	lwi	r25, r1, 4 * 17
+	lwi	r24, r1, 4 * 16
+	lwi	r23, r1, 4 * 15
+	lwi	r22, r1, 4 * 14
+	lwi	r21, r1, 4 * 13
+	lwi	r20, r1, 4 * 12
+	lwi	r19, r1, 4 * 11
+	lwi	r15, r1, 4 * 10
+	lwi	r12, r1, 4 * 9
+	lwi	r11, r1, 4 * 8
+	lwi	r10, r1, 4 * 7
+	lwi	r8, r1, 4 * 6
+	lwi	r7, r1, 4 * 5
+	lwi	r6, r1, 4 * 4
+	lwi	r5, r1, 4 * 3
+	lwi	r4, r1, 4 * 2
+	lwi	r3, r1, 4 * 1
+	lwi	r2, r1, 4 * 0
+
+	rtsd	r15, 8
+	addik	r1, r1, 4 * 24
+
+	.size	_mcount, . - _mcount