/*
* bdm-semihost.c --
*
* Copyright (c) 2006 CodeSourcery Inc
* 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.
*/
/* Semihosting trap. The debugger intercepts this and
performs the semihosting action. Then the program resumes as
usual. This function must be compiled without a frame pointer, so
we know the halt instruction is the very first instuction. */
void __attribute__ ((interrupt_handler)) __bdm_semihosting (void)
{
__asm__ __volatile__ ("halt" ::: "memory");
}
