io.c.svn-base

模拟多核状态下龙芯处理器的功能

/*------------------------------------------------------------
 *                              CACTI 4.0
 *         Copyright 2005 Hewlett-Packard Development Corporation
 *                         All Rights Reserved
 *
 * Permission to use, copy, and modify this software and its documentation is
 * hereby granted only under the following terms and conditions.  Both the
 * above copyright notice and this permission notice must appear in all copies
 * of the software, derivative works or modified versions, and any portions
 * thereof, and both notices must appear in supporting documentation.
 *
 * Users of this software agree to the terms and conditions set forth herein, and
 * hereby grant back to Hewlett-Packard Company and its affiliated companies ("HP")
 * a non-exclusive, unrestricted, royalty-free right and license under any changes, 
 * enhancements or extensions  made to the core functions of the software, including 
 * but not limited to those affording compatibility with other hardware or software
 * environments, but excluding applications which incorporate this software.
 * Users further agree to use their best efforts to return to HP any such changes,
 * enhancements or extensions that they make and inform HP of noteworthy uses of
 * this software.  Correspondence should be provided to HP at:
 *
 *                       Director of Intellectual Property Licensing
 *                       Office of Strategy and Technology
 *                       Hewlett-Packard Company
 *                       1501 Page Mill Road
 *                       Palo Alto, California  94304
 *
 * This software may be distributed (but not offered for sale or transferred
 * for compensation) to third parties, provided such third parties agree to
 * abide by the terms and conditions of this notice.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND HP DISCLAIMS ALL
 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL HP 
 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 *------------------------------------------------------------*/

#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "def.h"
#include "areadef.h"
#include "basic_circuit.h"
#include "leakage.h"
#include "time.h"

#define NEXTINT(a) skip(); scanf("%d",&(a));
#define NEXTFLOAT(a) skip(); scanf("%lf",&(a));
						
/*---------------------------------------------------------------*/

//v4.1: No longer using calculate_area function as area has already been
//computed for the given tech node
//extern double calculate_area(area_type,double);


int input_data(int argc,char *argv[])
{
   int C,B,A,ERP,EWP,RWP,NSER, NSubbanks, fully_assoc;
   double tech;
   double logbanks, assoc;
   double logbanksfloor, assocfloor;
   int bits_output = 64;

   /*if ((argc!=6) && (argc!=9)) {
      printf("Cmd-line parameters: C B A TECH NSubbanks\n");
      printf("                 OR: C B A TECH RWP ERP EWP NSubbanks\n");
      exit(0);
   }*/

   if ((argc!=6) && (argc!=9)&& (argc!=15)) {
      printf("Cmd-line parameters: C B A TECH NSubbanks\n");
      printf("                 OR: C B A TECH RWP ERP EWP NSubbanks\n");
      exit(1);
   }

   B = atoi(argv[2]);
   if ((B < 1)) {
       printf("Block size must >=1\n");
       exit(1);
   }

    if (argc==9)
     {
		if ((B*8 < bits_output)) {
			printf("Block size must be at least %d\n", bits_output/8);
			exit(1);
		}
 
		tech = atof(argv[4]);
		if ((tech <= 0)) {
			printf("Feature size must be > 0\n");
			exit(1);
		 }
		if ((tech > 0.8)) {
			printf("Feature size must be <= 0.80 (um)\n");
			 exit(1);
		 }

       RWP = atoi(argv[5]);
       ERP = atoi(argv[6]);
       EWP = atoi(argv[7]);
       NSER = 0;

       if ((RWP < 0) || (EWP < 0) || (ERP < 0)) {
		 printf("Ports must >=0\n");
		 exit(1);
       }
       if (RWP > 2) {
		 printf("Maximum of 2 read/write ports\n");
		 exit(1);
       }
       if ((RWP+ERP+EWP) < 1) {
       	 printf("Must have at least one port\n");
       	 exit(1);
       }

       NSubbanks = atoi(argv[8]);

       if (NSubbanks < 1 ) {
         printf("Number of subbanks should be greater than or equal to 1 and should be a power of 2\n");
         exit(1);
       }

       logbanks = logtwo((double)(NSubbanks));
       logbanksfloor = floor(logbanks);
      
       if(logbanks > logbanksfloor){
         printf("Number of subbanks should be greater than or equal to 1 and should be a power of 2\n");
         exit(1);
       }

     }
   
   else if(argc==6)
     {

		if ((B*8 < bits_output)) {
			printf("Block size must be at least %d\n", bits_output/8);
			exit(1);
		}
 
		tech = atof(argv[4]);
		if ((tech <= 0)) {
			printf("Feature size must be > 0\n");
			exit(1);
		 }

		if ((tech > 0.8)) {
			printf("Feature size must be <= 0.80 (um)\n");
			exit(1);
		 }

       RWP=1;
       ERP=0;
       EWP=0;
       NSER=0;

       NSubbanks = atoi(argv[5]);
       if (NSubbanks < 1 ) {
         printf("Number of subbanks should be greater than or equal to 1 and should be a power of 2\n");
         exit(1); 
       }
       logbanks = logtwo((double)(NSubbanks));
       logbanksfloor = floor(logbanks);

       if(logbanks > logbanksfloor){
         printf("Number of subbanks should be greater than or equal to 1 and should be a power of 2\n");
         exit(1);
       }

     }
	 else 
     {
       tech = atof(argv[9]);
	   NSubbanks = atoi(argv[8]);
	   if ((tech <= 0)) {
			printf("Feature size must be > 0\n");
			exit(1);
		 }

	   if ((tech > 0.8)) {
			printf("Feature size must be <= 0.80 (um)\n");
			exit(1);
		}
     }

   C = atoi(argv[1])/((int) (NSubbanks));
   if (atoi(argv[1]) < 64) {
       printf("Cache size must be greater than 32!\n");
       exit(1);
   }
 
   if ((strcmp(argv[3],"FA") == 0) || (argv[3][0] == '0'))
     {
       A=C/B;
       fully_assoc = 1;
     }
   else
     {
       if (strcmp(argv[3],"DM") == 0)
         {
           A=1;
           fully_assoc = 0;
         }
       else
         {
           fully_assoc = 0;
           A = atoi(argv[3]);
		   if ((A < 0)||(A > 16)) {
             printf("Associativity must be  1,2,4,8,16 or 0(fully associative)\n");
             exit(1);
           }
           assoc = logtwo((double)(A));
           assocfloor = floor(assoc);

           if(assoc > assocfloor){
             printf("Associativity should be a power of 2\n");
             exit(1);
           }

           }
     }

   if (!fully_assoc && C/(B*A) < 1) {
     printf("Number of sets is less than 1:\n  Need to either increase cache size, or decrease associativity or block size\n  (or use fully associative cache)\n");
       exit(1);
   }
 
   return(OK);
}

void output_time_components(result_type *result,parameter_type *parameters)
{
int A;
       printf(" address routing delay (ns): %g\n",result->subbank_address_routing_delay/1e-9);
       //printf(" address routing power (nJ): %g\n",result->subbank_address_routing_power*1e9);
 
  A=parameters->tag_associativity;
   if (!parameters->fully_assoc)
     {
       printf(" decode_data (ns): %g\n",result->decoder_delay_data/1e-9);
       printf("     dyn. energy (nJ): %g\n",result->decoder_power_data.readOp.dynamic*1e9);
	   printf("     leak. power (mW): %g\n",result->decoder_power_data.readOp.leakage*1e3);
     }
   else
     {
       printf(" tag_comparison (ns): %g\n",result->decoder_delay_data/1e-9);
       printf("     dyn. energy (nJ): %g\n",result->decoder_power_data.readOp.dynamic*1e9);
	   printf("     leak. power (mW): %g\n",result->decoder_power_data.readOp.leakage*1e3);
     }
   printf(" wordline and bitline data (ns): %g\n",(result->wordline_delay_data+result->bitline_delay_data)/1e-9);
   printf("  dyn. wordline energy (nJ): %g\n",(result->wordline_power_data.readOp.dynamic)*1e9);
   printf("  leak. wordline power (mW): %g\n",(result->wordline_power_data.readOp.leakage)*1e3);
   printf("  dyn. read data bitline energy (nJ): %g\n",(result->bitline_power_data.readOp.dynamic)*1e9);
   printf("  dyn. write data bitline energy (nJ): %g\n",(result->bitline_power_data.writeOp.dynamic)*1e9);
   printf("  leak. data bitline power (mW): %g\n",(result->bitline_power_data.writeOp.leakage)*1e3);

   printf(" sense_amp_data (ns): %g\n",result->sense_amp_delay_data/1e-9);
   printf("     dyn. energy (nJ): %g\n",result->sense_amp_power_data.readOp.dynamic*1e9);
   printf("     leak. power (mW): %g\n",result->sense_amp_power_data.readOp.leakage*1e3);
   if (!parameters->fully_assoc)
     {
       printf(" decode_tag (ns): %g\n",result->decoder_delay_tag/1e-9);
       printf("     dyn. energy (nJ): %g\n",result->decoder_power_tag.readOp.dynamic*1e9);
	   printf("     leak. power (mW): %g\n",result->decoder_power_tag.readOp.leakage*1e3);

        printf(" wordline and bitline tag (ns): %g\n",(result->wordline_delay_tag+result->bitline_delay_tag)/1e-9);
		printf("  dyn. wordline energy (nJ): %g\n",(result->wordline_power_tag.readOp.dynamic)*1e9);
		printf("  leak. wordline power (mW): %g\n",(result->wordline_power_tag.readOp.leakage)*1e3);
		printf("  dyn. read data bitline energy (nJ): %g\n",(result->bitline_power_tag.readOp.dynamic)*1e9);
		printf("  dyn. write data bitline energy (nJ): %g\n",(result->bitline_power_tag.writeOp.dynamic)*1e9);
		printf("  leak. data bitline power (mW): %g\n",(result->bitline_power_tag.writeOp.leakage)*1e3);

       printf(" sense_amp_tag (ns): %g\n",result->sense_amp_delay_tag/1e-9);
       printf("  dyn. read energy (nJ): %g\n",result->sense_amp_power_tag.readOp.dynamic*1e9);
	   printf("  leak. read power (mW): %g\n",result->sense_amp_power_tag.readOp.leakage*1e3);
       printf(" compare (ns): %g\n",result->compare_part_delay/1e-9);
       printf("  dyn. read energy (nJ): %g\n",result->compare_part_power.readOp.dynamic*1e9);
	   printf("  leak. read power (mW): %g\n",result->compare_part_power.readOp.leakage*1e3);
       if (A == 1)
         {
           printf(" valid signal driver (ns): %g\n",result->drive_valid_delay/1e-9);
           printf("     dyn. read energy (nJ): %g\n",result->drive_valid_power.readOp.dynamic*1e9);
		   printf("    leak. read power (mW): %g\n",result->drive_valid_power.readOp.leakage*1e3);
         }
       else {
         printf(" mux driver (ns): %g\n",result->drive_mux_delay/1e-9);
         printf("  dyn. read energy (nJ): %g\n",result->drive_mux_power.readOp.dynamic*1e9);
		 printf("  leak. read power (mW): %g\n",result->drive_mux_power.readOp.leakage*1e3);
         printf(" sel inverter (ns): %g\n",result->selb_delay/1e-9);
         printf("  dyn. read energy (nJ): %g\n",result->selb_power.readOp.dynamic*1e9);
		 printf("  leak. read power (mW): %g\n",result->selb_power.readOp.leakage*1e3);
       }
     }
   printf(" data output driver (ns): %g\n",result->data_output_delay/1e-9);