20 lines
		
	
	
	
		
			610 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
	
		
			610 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /*  S R _ A U X . H  */
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| 
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| 
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| extern bool is_loopconst();	/* (line_p l; lset vars)
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| 				 * See if l is a loop-constant. vars is the
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| 				 * set of variables changed in the loop.
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| 				 */
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| extern bool is_caddress();	/* (line_p l)
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| 				 * See if l loads a loop-invariant entity of
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| 				 * size pointer-size.
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| 				 */
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| extern int elemsize();		/* (line_p l)
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| 				 * l is an instruction that loads an array
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| 				 * descriptor. Try to determine the size
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| 				 * of the array elements.
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| 				 */
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| extern	   concatenate();	/* (line_p list1,list2)
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| 				 * Append list2 to the end of list1
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| 				 */
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| #define is_const(l)	(INSTR(l) == op_loc)
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