matboolean.c File Reference

#include "machine.h"
#include "stack-c.h"
#include "core_math.h"
#include "matboolean.h"

Include dependency graph for matboolean.c:

Go to the source code of this file.

Defines
#define	ISTK   ((integer *)&C2F(stack))
Functions
int C2F()	matlog (void)

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Define Documentation

#define ISTK   ((integer *)&C2F(stack))

Definition at line 13 of file matboolean.c.

Referenced by matlog().

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Function Documentation

int C2F() matlog

(

void

)

TODO : comment

Returns:

Definition at line 15 of file matboolean.c.

References C2F, error, fin, i1, i2, il1, ISTK, it1, it2, j, lw, m1, m2, Max, mn1, mn2, n1, n2, non, op, ou, and rhs.

{
    static integer ou = 57;
    static integer non = 61;

    static integer j=0;
    static double e1, e2;
    extern  int C2F(error)();
    static integer i1, i2, l1, l2, m2, n2, m1, n1, op, lw, il1, il2, mn2, it1, it2, mn1, top0;

    top0 = C2F(vstk).top;
    op = C2F(com).fin;
    lw = C2F(vstk).lstk[C2F(vstk).top] + 1;

    if (C2F(com).rhs == 2)
    {
                il2 = C2F(vstk).lstk[C2F(vstk).top - 1] + C2F(vstk).lstk[C2F(vstk).top - 1] - 1;
                if (ISTK[il2 - 1] < 0) 
                {
                il2 = ISTK[il2] + ISTK[il2] - 1;
                }
                m2 = ISTK[il2];
                n2 = ISTK[il2 + 1];
                it2 = ISTK[il2 + 2];
                l2 = (il2 + 4) / 2 + 1;
                mn2 = m2 * n2;
                --C2F(vstk).top;
    }

    il1 = C2F(vstk).lstk[C2F(vstk).top - 1] + C2F(vstk).lstk[C2F(vstk).top - 1] - 1;
    if (ISTK[il1 - 1] < 0) 
        {
                il1 = ISTK[il1] + ISTK[il1] - 1;
    }
    m1 = ISTK[il1];
    n1 = ISTK[il1 + 1];
    it1 = ISTK[il1 + 2];

    l1 = (il1 + 4) / 2 + 1;
    mn1 = m1 * n1;
    if (C2F(com).fin == non) 
        {
                if (mn1 == 0) 
                {
                        ISTK[il1 - 1] = 1;
                        ISTK[il1] = 0;
                        ISTK[il1 + 1] = 0;
                        ISTK[il1 + 2] = 0;

                        C2F(vstk).lstk[C2F(vstk).top] = (il1 + 4) / 2 + 1;
                        return 0;
                }
                else
                {
                        ISTK[il1 - 1] = 4;
                        for (j = 0; j <= mn1 - 1; ++j) 
                        {
                                e1 = C2F(stack).Stk[l1 + j - 1];
                                if (e1 == 0.) 
                                {
                                ISTK[il1 + 3 + j - 1] = 1;
                                }
                                else
                                {
                                ISTK[il1 + 3 + j - 1] = 0;
                                }
                        }
                        C2F(vstk).lstk[C2F(vstk).top] = (il1 + 3 + mn1) / 2 + 1;
                }
        }
        else
        {
                if (mn1 == 0 || mn2 == 0) 
                {
                        ISTK[il1 - 1] = 1;
                        ISTK[il1] = 0;
                        ISTK[il1 + 1] = 0;
                        ISTK[il1 + 2] = 0;

                        C2F(vstk).lstk[C2F(vstk).top] = (il1 + 4) / 2 + 1;
                        return 0;
                }
                if (mn1 == 1) 
                {
                        i1 = 0;
                        mn1 = mn2;
                }
                else 
                {
                        i1 = 1;
                }
                if (mn2 == 1) 
                {
                        i2 = 0;
                        mn2 = mn1;
                }
                else 
                {
                    i2 = 1;
                }
                if (mn1 != mn2) 
                {
                        static integer code_error = 60;
                        C2F(error)(&code_error);
                        return 0;
                }
                if (C2F(com).fin == ou) 
                {
                for (j = 0; j <= mn1 - 1; ++j) 
                        {
                                e1 = C2F(stack).Stk[l1 + j * i1 - 1];
                                e2 = C2F(stack).Stk[l2 + j * i2 - 1];
                                if (e1 != 0. || e2 != 0.) 
                                {
                                ISTK[il1 + 3 + j - 1] = 1;
                                }
                                else 
                                {
                                ISTK[il1 + 3 + j - 1] = 0;
                                }
                        }
                }
                else
                {
                        for (j = 0; j <= mn1 - 1; ++j) 
                        {
                                e1 = C2F(stack).Stk[l1 + j * i1 - 1];
                                e2 = C2F(stack).Stk[l2 + j * i2 - 1];
                                if (e1 != 0. && e2 != 0.) 
                                {
                                        ISTK[il1 + 3 + j - 1] = 1;
                                }
                                else
                                {
                                ISTK[il1 + 3 + j - 1] = 0;
                                }
                        }
                }
                ISTK[il1 - 1] = 4;
                ISTK[il1] = Max(m1,m2);
                ISTK[il1 + 1] = Max(n1,n2);

                C2F(vstk).lstk[C2F(vstk).top] = (il1 + 3 + mn1) / 2 + 1;
                return 0;
        }
return 0;
}

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