* m32c/varvects.h: New. * m32c/sample.c: New. * m32c/Makefile.in: Add m32cgloss library support. * m32c/crt0.S: Tweaks to support interrupts by default. * m32c/m32c.tmpl: Likewise.
		
			
				
	
	
		
			55 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 | 
						|
Copyright (c) 2008 Red Hat Incorporated.
 | 
						|
All rights reserved.
 | 
						|
 | 
						|
Redistribution and use in source and binary forms, with or without 
 | 
						|
modification, are permitted provided that the following conditions are met: 
 | 
						|
 | 
						|
    Redistributions of source code must retain the above copyright 
 | 
						|
    notice, this list of conditions and the following disclaimer.
 | 
						|
 | 
						|
    Redistributions in binary form must reproduce the above copyright
 | 
						|
    notice, this list of conditions and the following disclaimer in the
 | 
						|
    documentation and/or other materials provided with the distribution.
 | 
						|
 | 
						|
    The name of Red Hat Incorporated may not be used to endorse 
 | 
						|
    or promote products derived from this software without specific 
 | 
						|
    prior written permission.
 | 
						|
 | 
						|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 | 
						|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 | 
						|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 | 
						|
DISCLAIMED.  IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY
 | 
						|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 | 
						|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 | 
						|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 
 | 
						|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | 
						|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 | 
						|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 | 
						|
 | 
						|
*/
 | 
						|
 | 
						|
/* This file defines the interface to the built-in variable vector
 | 
						|
   table in R8C/M16C/M32C chips.  */
 | 
						|
 | 
						|
#ifndef _VARVECTS_H_
 | 
						|
#define _VARVECTS_H_
 | 
						|
 | 
						|
typedef void (*_m32c_interrupt_func)() __attribute__((mode(SI)));
 | 
						|
extern _m32c_interrupt_func _var_vects[];
 | 
						|
 | 
						|
#if defined(__r8c_cpu__) || defined (__m16c_cpu__)
 | 
						|
 | 
						|
#define _set_var_vect(f,n) \
 | 
						|
  { asm ("mov.w #%%lo16(%d0),__var_vects+%d1" : : "s" (f), "g" (n*4));	\
 | 
						|
    asm ("mov.w #%%hi16(%d0),__var_vects+%d1" : : "s" (f), "g" (n*4+2)); }
 | 
						|
 | 
						|
#else
 | 
						|
 | 
						|
#define _set_var_vect(f,n) \
 | 
						|
  _var_vects[n] = f
 | 
						|
 | 
						|
#endif
 | 
						|
#endif
 |