32 lines
1023 B
ArmAsm
32 lines
1023 B
ArmAsm
|
/*
|
||
|
|
* Low-level semihosting primitive for csky.
|
||
|
|
*
|
||
|
|
* Copyright (c) 2018 Mentor Graphics
|
||
|
|
*
|
||
|
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
||
|
|
* and license this software and its documentation for any purpose, provided
|
||
|
|
* that existing copyright notices are retained in all copies and that this
|
||
|
|
* notice is included verbatim in any distributions. No written agreement,
|
||
|
|
* license, or royalty fee is required for any of the authorized uses.
|
||
|
|
* Modifications to this software may be copyrighted by their authors
|
||
|
|
* and need not follow the licensing terms described here, provided that
|
||
|
|
* the new terms are clearly indicated on the first page of each file where
|
||
|
|
* they apply.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* Implement
|
||
|
|
void __io_hosted (int func, void *args);
|
||
|
|
by causing a break 1. The break handler can find the two parameters in
|
||
|
|
r4 and r5 per the normal C calling convention. */
|
||
|
|
|
||
|
|
.text
|
||
|
|
.align 2
|
||
|
|
.global __io_hosted
|
||
|
|
.type _io_hosted, @function
|
||
|
|
|
||
|
|
__io_hosted:
|
||
|
|
break 1
|
||
|
|
ret
|
||
|
|
|
||
|
|
.size __io_hosted, .-__io_hosted
|