root/asz80/dec.hpp

DEFINITIONS

1. strcmp

// ---------------------------------------------------

// DEC.HPP      28-Jan-11 DOSBox-0.74 Version 1.00.00a

// Serial No. 8208-4162-344865    All Rights Reserved.

// Copyright (C) 2010 Douglas Goodall,  United States.

// ---------------------------------------------------


if(0 == strcmp(strupr(g_szOpcode),"DEC")) {
        fprintf(g_flog,"...processing DEC g_szOpcode...\n");
        g_iErrorNo ^= ERROR_UNKOP;
        g_iLineType = TYPE_Z80;
        if(0 < strlen(g_szParms)) {
                int bDone = FALSE;
                if(0 == strcmp(strupr(g_szParms),"A")) {
                        g_ucBytes[g_iBytesIndex++] = 0x3d;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"B")) {
                        g_ucBytes[g_iBytesIndex++] = 0x05;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"BC")) {
                        g_ucBytes[g_iBytesIndex++] = 0x0b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"C")) {
                        g_ucBytes[g_iBytesIndex++] = 0x0d;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"D")) {
                        g_ucBytes[g_iBytesIndex++] = 0x15;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"DE")) {
                        g_ucBytes[g_iBytesIndex++] = 0x1b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"E")) {
                        g_ucBytes[g_iBytesIndex++] = 0x1d;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"H")) {
                        g_ucBytes[g_iBytesIndex++] = 0x25;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"HL")) {
                        g_ucBytes[g_iBytesIndex++] = 0x2b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"IX")) {
                        g_ucBytes[g_iBytesIndex++] = 0xdd;
                        g_ucBytes[g_iBytesIndex++] = 0x2b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"IY")) {
                        g_ucBytes[g_iBytesIndex++] = 0xfd;
                        g_ucBytes[g_iBytesIndex++] = 0x2b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"L")) {
                        g_ucBytes[g_iBytesIndex++] = 0x2b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"SP")) {
                        g_ucBytes[g_iBytesIndex++] = 0x3b;
                        bDone = TRUE;
                }
                if(0 == strcmp(strupr(g_szParms),"(HL)")) {
                        g_ucBytes[g_iBytesIndex++] = 0x35;
                        bDone = TRUE;
                }
                if(FALSE == bDone) {
                        g_iErrorNo |= ERROR_NOREG;
                }
        } else {
                g_iErrorNo |= ERROR_NOPARM;
        }
}

///////////////////

// eof - dec.hpp //

///////////////////