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Soby Mathew041f62a2014-07-14 16:58:03 +01001/*
2 * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 /*
32 * Assembler macro to enable asm_assert. Use this macro wherever
Soby Mathew1218f112014-08-19 11:26:00 +010033 * assert is required in assembly. Please note that the macro makes
34 * use of label '300' to provide the logic and the caller
35 * should make sure that this label is not used to branch prior
36 * to calling this macro.
Soby Mathew041f62a2014-07-14 16:58:03 +010037 */
38#define ASM_ASSERT(_cc) \
39.ifndef .L_assert_filename ;\
40 .pushsection .rodata.str1.1, "aS" ;\
41 .L_assert_filename: ;\
42 .string __FILE__ ;\
43 .popsection ;\
44.endif ;\
Soby Mathew1218f112014-08-19 11:26:00 +010045 b._cc 300f ;\
Soby Mathew041f62a2014-07-14 16:58:03 +010046 adr x0, .L_assert_filename ;\
47 mov x1, __LINE__ ;\
48 b asm_assert ;\
Soby Mathew1218f112014-08-19 11:26:00 +010049300: