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execute.c File Reference

#include "copyright.h"
#include <stdio.h>
#include "instr.h"
#include "encode.h"
#include "int.h"

Go to the source code of this file.

Defines

#define FAST   0
#define true   1
#define false   0
#define b31(z)   (((z) >>31 )&0x1)
#define cc_add(rr, op1, op2)
#define cc_sub(rr, op1, op2)
#define cc_logic(rr)
#define cc_mulscc(rr, op1, op2)
#define NH   32
#define NNN   33
#define NNNN   (64)

Functions

 runprogram (startpc, argc, argv) int startpc
void henters (n, hist) int n
 patable (tab) int tab[33][33]
 henter (n) int n

Variables

char mem []
int TRACE
int Regtrace
int Reg [32]
int HI
int LO
int numjmpls
int arch1cycles
 argc
char * argv []
int hoflo [NH]
int htotal [NH]
void hist
 numsubs = 1
 numsuccesses
 numcarries
int addtable [33][33]
int subtable [33][33]
char fmt [] = "%6d"
char fmt2 [] = "------"

Define Documentation

#define b31 (  z    )     (((z) >>31 )&0x1)
 

Definition at line 31 of file execute.c.

#define cc_add (  rr,
op1,
op2    ) 
 

Value:

N = (rr < 0);   \
        Z = (rr == 0);  \
        C = ((unsigned) rr < (unsigned) op2);   \
        V = ((op1^op2) >= 0  &&  (op1^rr) < 0);

Definition at line 34 of file execute.c.

#define cc_logic (  rr    ) 
 

Value:

N = (rr < 0);   \
        Z = (rr == 0);  \
        V = 0;  \
        C = 0;

Definition at line 48 of file execute.c.

#define cc_mulscc (  rr,
op1,
op2    ) 
 

Value:

N = (rr < 0);   \
        Z = (rr == 0);  \
        V = b31((op1 & op2 & ~rr) | (~op1 & ~op2 & rr));        \
        C = b31((op1 & op2) | (~rr & (op1 | op2)));

Definition at line 54 of file execute.c.

#define cc_sub (  rr,
op1,
op2    ) 
 

Value:

N = (rr < 0);   \
        Z = (rr == 0);  \
        V = b31((op1 & ~op2 & ~rr) | (~op1 & op2 & rr));        \
        C = ((unsigned) op1 < (unsigned) op2);

Definition at line 40 of file execute.c.

#define false   0
 

Definition at line 16 of file execute.c.

#define FAST   0
 

Definition at line 14 of file execute.c.

#define NH   32
 

#define NNN   33
 

#define NNNN   (64)
 

#define true   1
 

Definition at line 15 of file execute.c.

Function Documentation

henter (  n    ) 
 

void henters (  n   ,
hist   
) 
 

patable (  tab    ) 
 

runprogram (  startpc   ,
argc   ,
argv   
) 
 

Variable Documentation

int addtable[33][33]
 

Definition at line 502 of file execute.c.

int arch1cycles
 

Definition at line 28 of file execute.c.

argc
 

Definition at line 62 of file execute.c.

char* argv[]
 

Definition at line 63 of file execute.c.

char fmt[] = "%6d"
 

Definition at line 505 of file execute.c.

char fmt2[] = "------"
 

Definition at line 506 of file execute.c.

int HI
 

Definition at line 24 of file execute.c.

void hist
 

Definition at line 472 of file execute.c.

int hoflo[NH]
 

Definition at line 469 of file execute.c.

int htotal[NH]
 

Definition at line 469 of file execute.c.

int LO
 

Definition at line 24 of file execute.c.

char mem[]
 

Definition at line 19 of file execute.c.

numcarries
 

Definition at line 501 of file execute.c.

int numjmpls
 

Definition at line 27 of file execute.c.

numsubs = 1
 

Definition at line 501 of file execute.c.

numsuccesses
 

Definition at line 501 of file execute.c.

int Reg[32]
 

Definition at line 23 of file execute.c.

int Regtrace
 

Definition at line 20 of file execute.c.

int subtable[33][33]
 

Definition at line 503 of file execute.c.

int TRACE
 

Definition at line 20 of file execute.c.

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