| Chris Zankel | 4bedea9 | 2005-06-23 22:01:12 -0700 | [diff] [blame] | 1 | /* |
| 2 | * arch/xtensa/lib/memcpy.S |
| 3 | * |
| 4 | * ANSI C standard library function memcpy |
| 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General |
| 7 | * Public License. See the file "COPYING" in the main directory of |
| 8 | * this archive for more details. |
| 9 | * |
| 10 | * Copyright (C) 2002 Tensilica Inc. |
| 11 | */ |
| 12 | |
| 13 | #define _ASMLANGUAGE |
| 14 | #include <xtensa/config/core.h> |
| 15 | |
| 16 | .text |
| 17 | .align 4 |
| 18 | .global bcopy |
| 19 | .type bcopy,@function |
| 20 | bcopy: |
| 21 | movi a14, xthal_bcopy // a14 safe to use regardless of whether caller |
| 22 | // used call4 or call8 (can't have used call12) |
| 23 | jx a14 // let the Core HAL do the work |
| 24 | |
| 25 | .text |
| 26 | .align 4 |
| 27 | .global memcpy |
| 28 | .type memcpy,@function |
| 29 | memcpy: |
| 30 | .global memmove |
| 31 | .type memmove,@function |
| 32 | memmove: |
| 33 | movi a14, xthal_memcpy // a14 safe to use regardless of whether caller |
| 34 | // used call4 or call8 (can't have used call12) |
| 35 | jx a14 // let the Core HAL do the work |
| 36 | |