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										 |  |  | #include <tommath.h>
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							|  |  |  | #ifdef BNCORE_C
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										 |  |  | /* LibTomMath, multiple-precision integer library -- Tom St Denis
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							|  |  |  |  * | 
					
						
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										 |  |  |  * LibTomMath is a library that provides multiple-precision | 
					
						
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										 |  |  |  * integer arithmetic as well as number theoretic functionality. | 
					
						
							|  |  |  |  * | 
					
						
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										 |  |  |  * The library was designed directly after the MPI library by | 
					
						
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										 |  |  |  * Michael Fromberger but has been written from scratch with | 
					
						
							|  |  |  |  * additional optimizations in place. | 
					
						
							|  |  |  |  * | 
					
						
							|  |  |  |  * The library is free for all purposes without any express | 
					
						
							|  |  |  |  * guarantee it works. | 
					
						
							|  |  |  |  * | 
					
						
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											2007-04-18 09:58:18 +00:00
										 |  |  |  * Tom St Denis, tomstdenis@gmail.com, http://libtom.org
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										 |  |  |  */ | 
					
						
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										 |  |  | /* Known optimal configurations
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							|  |  |  | 
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							|  |  |  |  CPU                    /Compiler     /MUL CUTOFF/SQR CUTOFF | 
					
						
							|  |  |  | ------------------------------------------------------------- | 
					
						
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										 |  |  |  Intel P4 Northwood     /GCC v3.4.1   /        88/       128/LTM 0.32 ;-) | 
					
						
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										 |  |  |  AMD Athlon64           /GCC v3.4.4   /        80/       120/LTM 0.35 | 
					
						
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											2004-08-09 22:15:59 +00:00
										 |  |  |   | 
					
						
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										 |  |  | */ | 
					
						
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										 |  |  | int     KARATSUBA_MUL_CUTOFF = 80,      /* Min. number of digits before Karatsuba multiplication is used. */ | 
					
						
							|  |  |  |         KARATSUBA_SQR_CUTOFF = 120,     /* Min. number of digits before Karatsuba squaring is used. */ | 
					
						
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										 |  |  |          | 
					
						
							|  |  |  |         TOOM_MUL_CUTOFF      = 350,      /* no optimal values of these are known yet so set em high */ | 
					
						
							|  |  |  |         TOOM_SQR_CUTOFF      = 400;  | 
					
						
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										 |  |  | #endif
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										 |  |  | 
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							|  |  |  | /* $Source$ */ | 
					
						
							|  |  |  | /* $Revision$ */ | 
					
						
							|  |  |  | /* $Date$ */ |