| Soby Mathew | 041f62a | 2014-07-14 16:58:03 +0100 | [diff] [blame] | 1 | /* |
| 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 Mathew | 1218f11 | 2014-08-19 11:26:00 +0100 | [diff] [blame] | 33 | * 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 Mathew | 041f62a | 2014-07-14 16:58:03 +0100 | [diff] [blame] | 37 | */ |
| 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 Mathew | 1218f11 | 2014-08-19 11:26:00 +0100 | [diff] [blame] | 45 | b._cc 300f ;\ |
| Soby Mathew | 041f62a | 2014-07-14 16:58:03 +0100 | [diff] [blame] | 46 | adr x0, .L_assert_filename ;\ |
| 47 | mov x1, __LINE__ ;\ |
| 48 | b asm_assert ;\ |
| Soby Mathew | 1218f11 | 2014-08-19 11:26:00 +0100 | [diff] [blame] | 49 | 300: |