rlm@1:  case 0x00: 
rlm@1:    // NOP
rlm@1:    break;
rlm@1:  case 0x01: 
rlm@1:    // LD BC, NNNN
rlm@1:    BC.B.B0=gbReadMemory(PC.W++);
rlm@1:    BC.B.B1=gbReadMemory(PC.W++);
rlm@1:    break;
rlm@1:  case 0x02:
rlm@1:    // LD (BC),A
rlm@1:    gbWriteMemory(BC.W,AF.B.B1);
rlm@1:    break;
rlm@1:  case 0x03:
rlm@1:    // INC BC
rlm@1:    BC.W++;
rlm@1:    break;
rlm@1:  case 0x04: 
rlm@1:    // INC B
rlm@1:    BC.B.B1++; 
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[BC.B.B1]| (BC.B.B1&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x05:
rlm@1:    // DEC B
rlm@1:    BC.B.B1--; 
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[BC.B.B1]|
rlm@1:      ((BC.B.B1&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x06:
rlm@1:    // LD B, NN
rlm@1:    BC.B.B1=gbReadOpcode(PC.W++);
rlm@1:    break;
rlm@1:  case 0x07:
rlm@1:    // RLCA
rlm@1:    tempValue=AF.B.B1&0x80? C_FLAG:0;
rlm@1:    AF.B.B1=((AF.B.B1<<1)|(AF.B.B1>>7)) & 0xFF;
rlm@1:    AF.B.B0=tempValue;
rlm@1:    break;
rlm@1:  case 0x08:
rlm@1:    // LD (NNNN), SP
rlm@1:    tempRegister.B.B0=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.B.B1=gbReadOpcode(PC.W++);
rlm@1:    gbWriteMemory(tempRegister.W++,SP.B.B0);
rlm@1:    gbWriteMemory(tempRegister.W,SP.B.B1);
rlm@1:    break;
rlm@1:  case 0x09:
rlm@1:    // ADD HL,BC
rlm@1:    tempRegister.W=(HL.W+BC.W)&0xFFFF;
rlm@1:    AF.B.B0= (AF.B.B0 & Z_FLAG)| ((HL.W^BC.W^tempRegister.W)&0x1000? H_FLAG:0)|
rlm@1:      (((long)HL.W+(long)BC.W)&0x10000? C_FLAG:0);
rlm@1:    HL.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0x0a:
rlm@1:    // LD A,(BC)
rlm@1:    AF.B.B1=gbReadMemory(BC.W);
rlm@1:    break;
rlm@1:  case 0x0b:
rlm@1:    // DEC BC
rlm@1:    BC.W--;
rlm@1:    break;   
rlm@1:  case 0x0c:
rlm@1:    // INC C
rlm@1:    BC.B.B0++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[BC.B.B0]| (BC.B.B0&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x0d:
rlm@1:    // DEC C
rlm@1:    BC.B.B0--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[BC.B.B0]|
rlm@1:      ((BC.B.B0&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;   
rlm@1:  case 0x0e:
rlm@1:    // LD C, NN
rlm@1:    BC.B.B0=gbReadOpcode(PC.W++);
rlm@1:    break;
rlm@1:  case 0x0f:
rlm@1:    // RRCA
rlm@1:    tempValue=AF.B.B1&0x01;
rlm@1:    AF.B.B1=(AF.B.B1>>1)|(tempValue? 0x80:0);
rlm@1:    AF.B.B0=(tempValue<<4);
rlm@1:    break;
rlm@1:  case 0x10:
rlm@1:    // STOP
rlm@1:    opcode = gbReadOpcode(PC.W++);
rlm@1:    if(gbCgbMode) {
rlm@1:      if(gbReadMemoryQuick(0xff4d) & 1) {
rlm@1:        gbSpeedSwitch();
rlm@1:        
rlm@1:        if(gbSpeed == 0)
rlm@1:          gbWriteMemoryQuick(0xff4d, 0x00);
rlm@1:        else
rlm@1:          gbWriteMemoryQuick(0xff4d, 0x80);
rlm@1:      }
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0x11:
rlm@1:    // LD DE, NNNN
rlm@1:    DE.B.B0=gbReadMemory(PC.W++);
rlm@1:    DE.B.B1=gbReadMemory(PC.W++);
rlm@1:    break;
rlm@1:  case 0x12:
rlm@1:    // LD (DE),A
rlm@1:    gbWriteMemory(DE.W,AF.B.B1);
rlm@1:    break;
rlm@1:  case 0x13:
rlm@1:    // INC DE
rlm@1:    DE.W++;
rlm@1:    break;
rlm@1:  case 0x14:
rlm@1:    // INC D
rlm@1:    DE.B.B1++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[DE.B.B1]| (DE.B.B1&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x15:
rlm@1:    // DEC D
rlm@1:    DE.B.B1--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[DE.B.B1]|
rlm@1:      ((DE.B.B1&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x16:
rlm@1:    //  LD D,NN
rlm@1:    DE.B.B1=gbReadOpcode(PC.W++);
rlm@1:    break;
rlm@1:  case 0x17:
rlm@1:    // RLA
rlm@1:    tempValue=AF.B.B1&0x80? C_FLAG:0;
rlm@1:    AF.B.B1=((AF.B.B1<<1)|((AF.B.B0&C_FLAG)>>4)) & 0xFF;
rlm@1:    AF.B.B0=tempValue;
rlm@1:    break;
rlm@1:  case 0x18:
rlm@1:    // JR NN
rlm@1:    PC.W+=(s8)gbReadMemory(PC.W)+1;
rlm@1:    break;
rlm@1:  case 0x19:
rlm@1:    // ADD HL,DE
rlm@1:    tempRegister.W=(HL.W+DE.W)&0xFFFF;
rlm@1:    AF.B.B0= (AF.B.B0 & Z_FLAG)| ((HL.W^DE.W^tempRegister.W)&0x1000? H_FLAG:0)|
rlm@1:      (((long)HL.W+(long)DE.W)&0x10000? C_FLAG:0);
rlm@1:    HL.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0x1a:
rlm@1:    // LD A,(DE)
rlm@1:    AF.B.B1=gbReadMemory(DE.W);
rlm@1:    break;   
rlm@1:  case 0x1b:
rlm@1:    // DEC DE
rlm@1:    DE.W--;
rlm@1:    break;
rlm@1:  case 0x1c:
rlm@1:    // INC E
rlm@1:    DE.B.B0++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[DE.B.B0]| (DE.B.B0&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x1d:
rlm@1:    // DEC E
rlm@1:    DE.B.B0--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[DE.B.B0]|
rlm@1:      ((DE.B.B0&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x1e:
rlm@1:    // LD E,NN
rlm@1:    DE.B.B0=gbReadOpcode(PC.W++);
rlm@1:    break;   
rlm@1:  case 0x1f:
rlm@1:    // RRA
rlm@1:    tempValue=AF.B.B1&0x01;
rlm@1:    AF.B.B1=(AF.B.B1>>1)|(AF.B.B0&C_FLAG? 0x80:0);
rlm@1:    AF.B.B0=(tempValue<<4);
rlm@1:    break;
rlm@1:  case 0x20:
rlm@1:    // JR NZ,NN
rlm@1:    if(AF.B.B0&Z_FLAG)
rlm@1:      PC.W++;
rlm@1:    else {
rlm@1:      PC.W+=(s8)gbReadMemory(PC.W)+1;
rlm@1:      clockTicks++;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0x21:
rlm@1:    // LD HL,NNNN
rlm@1:    HL.B.B0=gbReadMemory(PC.W++);
rlm@1:    HL.B.B1=gbReadMemory(PC.W++);
rlm@1:    break;   
rlm@1:  case 0x22:
rlm@1:    // LDI (HL),A
rlm@1:    gbWriteMemory(HL.W++,AF.B.B1);
rlm@1:    break;
rlm@1:  case 0x23:
rlm@1:    // INC HL
rlm@1:    HL.W++;
rlm@1:    break;
rlm@1:  case 0x24:
rlm@1:    // INC H
rlm@1:    HL.B.B1++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[HL.B.B1]| (HL.B.B1&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x25:
rlm@1:    // DEC H
rlm@1:    HL.B.B1--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[HL.B.B1]|
rlm@1:      ((HL.B.B1&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x26:
rlm@1:    // LD H,NN
rlm@1:    HL.B.B1=gbReadOpcode(PC.W++);
rlm@1:    break;
rlm@1:  case 0x27:
rlm@1:    // DAA
rlm@1:    tempRegister.W=AF.B.B1;
rlm@1:    if(AF.B.B0&C_FLAG) tempRegister.W|=256;
rlm@1:    if(AF.B.B0&H_FLAG) tempRegister.W|=512;
rlm@1:    if(AF.B.B0&N_FLAG) tempRegister.W|=1024;
rlm@1:    AF.W=DAATable[tempRegister.W];
rlm@1:    break;
rlm@1:  case 0x28:
rlm@1:    // JR Z,NN
rlm@1:    if(AF.B.B0&Z_FLAG) {
rlm@1:      PC.W+=(s8)gbReadMemory(PC.W)+1;
rlm@1:      clockTicks++;
rlm@1:    } else
rlm@1:      PC.W++;
rlm@1:    break;
rlm@1:  case 0x29:
rlm@1:    // ADD HL,HL
rlm@1:    tempRegister.W=(HL.W+HL.W)&0xFFFF; AF.B.B0= (AF.B.B0 & Z_FLAG)|
rlm@1:                              ((HL.W^HL.W^tempRegister.W)&0x1000? H_FLAG:0)|
rlm@1:                              (((long)HL.W+(long)HL.W)&0x10000? C_FLAG:0);
rlm@1:    HL.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0x2a:
rlm@1:    // LDI A,(HL)
rlm@1:    AF.B.B1 = gbReadMemory(HL.W++);
rlm@1:    break;
rlm@1:  case 0x2b:
rlm@1:    // DEC HL
rlm@1:    HL.W--;
rlm@1:    break;   
rlm@1:  case 0x2c:
rlm@1:    // INC L
rlm@1:    HL.B.B0++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[HL.B.B0]| (HL.B.B0&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x2d:
rlm@1:    // DEC L
rlm@1:    HL.B.B0--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[HL.B.B0]|
rlm@1:      ((HL.B.B0&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x2e:
rlm@1:    // LD L,NN
rlm@1:    HL.B.B0=gbReadOpcode(PC.W++);
rlm@1:    break;   
rlm@1:  case 0x2f:
rlm@1:    // CPL
rlm@1:    AF.B.B1 ^= 255;
rlm@1:    AF.B.B0|=N_FLAG|H_FLAG;
rlm@1:    break;
rlm@1:  case 0x30:
rlm@1:    // JR NC,NN
rlm@1:    if(AF.B.B0&C_FLAG)
rlm@1:      PC.W++;
rlm@1:    else {
rlm@1:      PC.W+=(s8)gbReadMemory(PC.W)+1;
rlm@1:      clockTicks++;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0x31:
rlm@1:    // LD SP,NNNN
rlm@1:    SP.B.B0=gbReadMemory(PC.W++);
rlm@1:    SP.B.B1=gbReadMemory(PC.W++);
rlm@1:    break;
rlm@1:  case 0x32:
rlm@1:    // LDD (HL),A
rlm@1:    gbWriteMemory(HL.W--,AF.B.B1);
rlm@1:    break;
rlm@1:  case 0x33:
rlm@1:    // INC SP
rlm@1:    SP.W++;
rlm@1:    break;
rlm@1:  case 0x34:
rlm@1:    // INC (HL)
rlm@1:    tempValue=(gbReadMemory(HL.W)+1) & 0xFF;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[tempValue]| (tempValue&0x0F? 0:H_FLAG);
rlm@1:    gbWriteMemory(HL.W,tempValue);
rlm@1:    break;
rlm@1:  case 0x35:
rlm@1:    // DEC (HL)
rlm@1:    tempValue=(gbReadMemory(HL.W)-1) & 0xFF;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[tempValue]|
rlm@1:      ((tempValue&0x0F)==0x0F? H_FLAG:0);gbWriteMemory(HL.W,tempValue);
rlm@1:    break;
rlm@1:  case 0x36:
rlm@1:    // LD (HL),NN
rlm@1:    gbWriteMemory(HL.W,gbReadOpcode(PC.W++));
rlm@1:    break;
rlm@1:  case 0x37:
rlm@1:    // SCF
rlm@1:    AF.B.B0 = AF.B.B0 & Z_FLAG | C_FLAG;
rlm@1:    break;   
rlm@1: case 0x38:
rlm@1:   // JR C,NN
rlm@1:   if(AF.B.B0&C_FLAG) {
rlm@1:     PC.W+=(s8)gbReadMemory(PC.W)+1;
rlm@1:     clockTicks ++;
rlm@1:   } else
rlm@1:     PC.W++;
rlm@1:   break;
rlm@1:  case 0x39:
rlm@1:    // ADD HL,SP
rlm@1:    tempRegister.W=(HL.W+SP.W)&0xFFFF;
rlm@1:    AF.B.B0= (AF.B.B0 & Z_FLAG)| ((HL.W^SP.W^tempRegister.W)&0x1000? H_FLAG:0)|
rlm@1:      (((long)HL.W+(long)SP.W)&0x10000? C_FLAG:0);
rlm@1:    HL.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0x3a:
rlm@1:    // LDD A,(HL)
rlm@1:    AF.B.B1 = gbReadMemory(HL.W--);
rlm@1:    break;
rlm@1:  case 0x3b:
rlm@1:    // DEC SP
rlm@1:    SP.W--;
rlm@1:    break;
rlm@1:  case 0x3c:
rlm@1:    // INC A
rlm@1:    AF.B.B1++;
rlm@1:    AF.B.B0= (AF.B.B0 & C_FLAG)|ZeroTable[AF.B.B1]| (AF.B.B1&0x0F? 0:H_FLAG);
rlm@1:    break;
rlm@1:  case 0x3d:
rlm@1:    // DEC A
rlm@1:    AF.B.B1--;
rlm@1:    AF.B.B0= N_FLAG|(AF.B.B0 & C_FLAG)|ZeroTable[AF.B.B1]|
rlm@1:      ((AF.B.B1&0x0F)==0x0F? H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0x3e:
rlm@1:    // LD A,NN
rlm@1:    AF.B.B1=gbReadOpcode(PC.W++);
rlm@1:    break;
rlm@1:  case 0x3f:
rlm@1:    // CCF
rlm@1:    AF.B.B0^=C_FLAG;AF.B.B0&=~(N_FLAG|H_FLAG);
rlm@1:    break;
rlm@1:  case 0x40:
rlm@1:    // LD B,B
rlm@1:    BC.B.B1=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x41:
rlm@1:    // LD B,C
rlm@1:    BC.B.B1=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x42:
rlm@1:    // LD B,D
rlm@1:    BC.B.B1=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x43:
rlm@1:    // LD B,E
rlm@1:    BC.B.B1=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x44:
rlm@1:    // LD B,H
rlm@1:    BC.B.B1=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x45:
rlm@1:    // LD B,L
rlm@1:    BC.B.B1=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x46:
rlm@1:    // LD B,(HL)
rlm@1:    BC.B.B1=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x47:
rlm@1:    // LD B,A
rlm@1:    BC.B.B1=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x48:
rlm@1:    // LD C,B
rlm@1:    BC.B.B0=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x49:
rlm@1:    // LD C,C
rlm@1:    BC.B.B0=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x4a:
rlm@1:    // LD C,D
rlm@1:    BC.B.B0=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x4b:
rlm@1:    // LD C,E
rlm@1:    BC.B.B0=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x4c:
rlm@1:    // LD C,H
rlm@1:    BC.B.B0=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x4d:
rlm@1:    // LD C,L
rlm@1:    BC.B.B0=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x4e:
rlm@1:    // LD C,(HL)
rlm@1:    BC.B.B0=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x4f:
rlm@1:    // LD C,A
rlm@1:    BC.B.B0=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x50:
rlm@1:    // LD D,B
rlm@1:    DE.B.B1=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x51:
rlm@1:    // LD D,C
rlm@1:    DE.B.B1=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x52:
rlm@1:    // LD D,D
rlm@1:    DE.B.B1=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x53:
rlm@1:    // LD D,E
rlm@1:    DE.B.B1=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x54:
rlm@1:    // LD D,H
rlm@1:    DE.B.B1=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x55:
rlm@1:    // LD D,L
rlm@1:    DE.B.B1=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x56:
rlm@1:    // LD D,(HL)
rlm@1:    DE.B.B1=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x57:
rlm@1:    // LD D,A
rlm@1:    DE.B.B1=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x58:
rlm@1:    // LD E,B
rlm@1:    DE.B.B0=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x59:
rlm@1:    // LD E,C
rlm@1:    DE.B.B0=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x5a:
rlm@1:    // LD E,D
rlm@1:    DE.B.B0=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x5b:
rlm@1:    // LD E,E
rlm@1:    DE.B.B0=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x5c:
rlm@1:    // LD E,H
rlm@1:    DE.B.B0=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x5d:
rlm@1:    // LD E,L
rlm@1:    DE.B.B0=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x5e:
rlm@1:    // LD E,(HL)
rlm@1:    DE.B.B0=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x5f:
rlm@1:    // LD E,A
rlm@1:    DE.B.B0=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x60:
rlm@1:    // LD H,B
rlm@1:    HL.B.B1=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x61:
rlm@1:    // LD H,C
rlm@1:    HL.B.B1=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x62:
rlm@1:    // LD H,D
rlm@1:    HL.B.B1=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x63:
rlm@1:    // LD H,E
rlm@1:    HL.B.B1=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x64:
rlm@1:    // LD H,H
rlm@1:    HL.B.B1=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x65:
rlm@1:    // LD H,L
rlm@1:    HL.B.B1=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x66:
rlm@1:    // LD H,(HL)
rlm@1:    HL.B.B1=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x67:
rlm@1:    // LD H,A
rlm@1:    HL.B.B1=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x68:
rlm@1:    // LD L,B
rlm@1:    HL.B.B0=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x69:
rlm@1:    // LD L,C
rlm@1:    HL.B.B0=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x6a:
rlm@1:    // LD L,D
rlm@1:    HL.B.B0=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x6b:
rlm@1:    // LD L,E
rlm@1:    HL.B.B0=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x6c:
rlm@1:    // LD L,H
rlm@1:    HL.B.B0=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x6d:
rlm@1:    // LD L,L
rlm@1:    HL.B.B0=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x6e:
rlm@1:    // LD L,(HL)
rlm@1:    HL.B.B0=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x6f:
rlm@1:    // LD L,A
rlm@1:    HL.B.B0=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x70:
rlm@1:    // LD (HL),B
rlm@1:    gbWriteMemory(HL.W,BC.B.B1);
rlm@1:    break;
rlm@1:  case 0x71:
rlm@1:    // LD (HL),C
rlm@1:    gbWriteMemory(HL.W,BC.B.B0);
rlm@1:    break;
rlm@1:  case 0x72:
rlm@1:    // LD (HL),D
rlm@1:    gbWriteMemory(HL.W,DE.B.B1);
rlm@1:    break;
rlm@1:  case 0x73:
rlm@1:    // LD (HL),E
rlm@1:    gbWriteMemory(HL.W,DE.B.B0);
rlm@1:    break;
rlm@1:  case 0x74:
rlm@1:    // LD (HL),H
rlm@1:    gbWriteMemory(HL.W,HL.B.B1);
rlm@1:    break;
rlm@1:  case 0x75:
rlm@1:    // LD (HL),L
rlm@1:    gbWriteMemory(HL.W,HL.B.B0);
rlm@1:    break;
rlm@1:  case 0x76:
rlm@1:    // HALT
rlm@1:    if(IFF & 1) {
rlm@1:      PC.W--;
rlm@1:      IFF |= 0x80;
rlm@1:    } else {
rlm@1:      if((register_IE & register_IF) > 0)
rlm@1:        IFF |= 0x100;
rlm@1:      else {
rlm@1:        PC.W--;
rlm@1:        IFF |= 0x81;
rlm@1:      }
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0x77:
rlm@1:    // LD (HL),A
rlm@1:    gbWriteMemory(HL.W,AF.B.B1);
rlm@1:    break;
rlm@1:  case 0x78:
rlm@1:    // LD A,B
rlm@1:    AF.B.B1=BC.B.B1;
rlm@1:    break;
rlm@1:  case 0x79:
rlm@1:    // LD A,C
rlm@1:    AF.B.B1=BC.B.B0;
rlm@1:    break;
rlm@1:  case 0x7a:
rlm@1:    // LD A,D
rlm@1:    AF.B.B1=DE.B.B1;
rlm@1:    break;
rlm@1:  case 0x7b:
rlm@1:    // LD A,E
rlm@1:    AF.B.B1=DE.B.B0;
rlm@1:    break;
rlm@1:  case 0x7c:
rlm@1:    // LD A,H
rlm@1:    AF.B.B1=HL.B.B1;
rlm@1:    break;
rlm@1:  case 0x7d:
rlm@1:    // LD A,L
rlm@1:    AF.B.B1=HL.B.B0;
rlm@1:    break;
rlm@1:  case 0x7e:
rlm@1:    // LD A,(HL)
rlm@1:    AF.B.B1=gbReadMemory(HL.W);
rlm@1:    break;
rlm@1:  case 0x7f:
rlm@1:    // LD A,A
rlm@1:    AF.B.B1=AF.B.B1;
rlm@1:    break;
rlm@1:  case 0x80:
rlm@1:    // ADD B
rlm@1:    tempRegister.W=AF.B.B1+BC.B.B1;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B1^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x81:
rlm@1:    // ADD C
rlm@1:    tempRegister.W=AF.B.B1+BC.B.B0;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B0^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x82:
rlm@1:    // ADD D
rlm@1:    tempRegister.W=AF.B.B1+DE.B.B1;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B1^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x83:
rlm@1:    // ADD E
rlm@1:    tempRegister.W=AF.B.B1+DE.B.B0;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B0^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x84:
rlm@1:    // ADD H
rlm@1:    tempRegister.W=AF.B.B1+HL.B.B1;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B1^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x85:
rlm@1:    // ADD L
rlm@1:    tempRegister.W=AF.B.B1+HL.B.B0;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B0^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x86:
rlm@1:    // ADD (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    tempRegister.W=AF.B.B1+tempValue;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x87:
rlm@1:    // ADD A
rlm@1:    tempRegister.W=AF.B.B1+AF.B.B1;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^AF.B.B1^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x88:
rlm@1:    // ADC B:
rlm@1:    tempRegister.W=AF.B.B1+BC.B.B1+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x89:
rlm@1:    // ADC C
rlm@1:    tempRegister.W=AF.B.B1+BC.B.B0+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8a:
rlm@1:    // ADC D
rlm@1:    tempRegister.W=AF.B.B1+DE.B.B1+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8b:
rlm@1:    // ADC E
rlm@1:    tempRegister.W=AF.B.B1+DE.B.B0+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8c:
rlm@1:    // ADC H
rlm@1:    tempRegister.W=AF.B.B1+HL.B.B1+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0); AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8d:
rlm@1:    // ADC L
rlm@1:    tempRegister.W=AF.B.B1+HL.B.B0+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8e:
rlm@1:    // ADC (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    tempRegister.W=AF.B.B1+tempValue+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x8f:
rlm@1:    // ADC A
rlm@1:    tempRegister.W=AF.B.B1+AF.B.B1+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^AF.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x90:
rlm@1:    // SUB B
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x91:
rlm@1:    // SUB C
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x92:
rlm@1:    // SUB D
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x93:
rlm@1:    // SUB E
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x94:
rlm@1:    // SUB H
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x95:
rlm@1:    // SUB L
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x96:
rlm@1:    // SUB (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    tempRegister.W=AF.B.B1-tempValue;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x97:
rlm@1:    // SUB A
rlm@1:    AF.B.B1=0;
rlm@1:    AF.B.B0=N_FLAG|Z_FLAG;
rlm@1:    break;
rlm@1:  case 0x98:
rlm@1:    // SBC B
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B1-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x99:
rlm@1:    // SBC C
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B0-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9a:
rlm@1:    // SBC D
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B1-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9b:
rlm@1:    // SBC E
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B0-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9c:
rlm@1:    // SBC H
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B1-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9d:
rlm@1:    // SBC L
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B0-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9e:
rlm@1:    // SBC (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    tempRegister.W=AF.B.B1-tempValue-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0x9f:
rlm@1:    // SBC A
rlm@1:    tempRegister.W=AF.B.B1-AF.B.B1-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^AF.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0xa0:
rlm@1:    // AND B
rlm@1:    AF.B.B1&=BC.B.B1;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa1:
rlm@1:    // AND C
rlm@1:    AF.B.B1&=BC.B.B0;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa2:
rlm@1:    // AND_D
rlm@1:    AF.B.B1&=DE.B.B1;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa3:
rlm@1:    // AND E
rlm@1:    AF.B.B1&=DE.B.B0;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa4:
rlm@1:    // AND H
rlm@1:    AF.B.B1&=HL.B.B1;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa5:
rlm@1:    // AND L
rlm@1:    AF.B.B1&=HL.B.B0;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa6:
rlm@1:    // AND (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    AF.B.B1&=tempValue;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa7:
rlm@1:    // AND A
rlm@1:    AF.B.B1&=AF.B.B1;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa8:
rlm@1:    // XOR B
rlm@1:    AF.B.B1^=BC.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xa9:
rlm@1:    // XOR C
rlm@1:    AF.B.B1^=BC.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xaa:
rlm@1:    // XOR D
rlm@1:    AF.B.B1^=DE.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xab:
rlm@1:    // XOR E
rlm@1:    AF.B.B1^=DE.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xac:
rlm@1:    // XOR H
rlm@1:    AF.B.B1^=HL.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xad:
rlm@1:    // XOR L
rlm@1:    AF.B.B1^=HL.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xae:
rlm@1:    // XOR (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    AF.B.B1^=tempValue;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xaf:
rlm@1:    // XOR A
rlm@1:    AF.B.B1=0;
rlm@1:    AF.B.B0=Z_FLAG;
rlm@1:    break;
rlm@1:  case 0xb0:
rlm@1:    // OR B
rlm@1:    AF.B.B1|=BC.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb1:
rlm@1:    // OR C
rlm@1:    AF.B.B1|=BC.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb2:
rlm@1:    // OR D
rlm@1:    AF.B.B1|=DE.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb3:
rlm@1:    // OR E
rlm@1:    AF.B.B1|=DE.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb4:
rlm@1:    // OR H
rlm@1:    AF.B.B1|=HL.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb5:
rlm@1:    // OR L
rlm@1:    AF.B.B1|=HL.B.B0;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb6:
rlm@1:    // OR (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    AF.B.B1|=tempValue;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb7:
rlm@1:    // OR A
rlm@1:    AF.B.B1|=AF.B.B1;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xb8:
rlm@1:    // CP B:
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xb9:
rlm@1:    // CP C
rlm@1:    tempRegister.W=AF.B.B1-BC.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^BC.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xba:
rlm@1:    // CP D
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xbb:
rlm@1:    // CP E
rlm@1:    tempRegister.W=AF.B.B1-DE.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^DE.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xbc:
rlm@1:    // CP H
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B1;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B1^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xbd:
rlm@1:    // CP L
rlm@1:    tempRegister.W=AF.B.B1-HL.B.B0;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^HL.B.B0^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xbe:
rlm@1:    // CP (HL)
rlm@1:    tempValue=gbReadMemory(HL.W);
rlm@1:    tempRegister.W=AF.B.B1-tempValue;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xbf:
rlm@1:    // CP A
rlm@1:    AF.B.B0=N_FLAG|Z_FLAG;
rlm@1:    break;
rlm@1:  case 0xc0:
rlm@1:    // RET NZ
rlm@1:    if(!(AF.B.B0&Z_FLAG)) {
rlm@1:      PC.B.B0=gbReadMemory(SP.W++);
rlm@1:      PC.B.B1=gbReadMemory(SP.W++);
rlm@1:      clockTicks += 3;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xc1:
rlm@1:    // POP BC
rlm@1:    BC.B.B0=gbReadMemory(SP.W++);
rlm@1:    BC.B.B1=gbReadMemory(SP.W++);
rlm@1:    break;
rlm@1:  case 0xc2:
rlm@1:    // JP NZ,NNNN
rlm@1:    if(AF.B.B0&Z_FLAG)
rlm@1:      PC.W+=2;
rlm@1:    else {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks++;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xc3:
rlm@1:    // JP NNNN
rlm@1:    tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:    tempRegister.B.B1=gbReadMemory(PC.W);
rlm@1:    PC.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0xc4:
rlm@1:    // CALL NZ,NNNN
rlm@1:    if(AF.B.B0&Z_FLAG)
rlm@1:      PC.W+=2;
rlm@1:    else {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W++);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks += 3;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xc5:
rlm@1:    // PUSH BC
rlm@1:    gbWriteMemory(--SP.W,BC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,BC.B.B0);
rlm@1:    break;
rlm@1:  case 0xc6:
rlm@1:    // ADD NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.W=AF.B.B1+tempValue;
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10 ? H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0xc7:
rlm@1:    // RST 00
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0000;
rlm@1:    break;
rlm@1:  case 0xc8:
rlm@1:    // RET Z
rlm@1:    if(AF.B.B0&Z_FLAG) {
rlm@1:      PC.B.B0=gbReadMemory(SP.W++);
rlm@1:      PC.B.B1=gbReadMemory(SP.W++);
rlm@1:      clockTicks += 3;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xc9:
rlm@1:    // RET
rlm@1:    PC.B.B0=gbReadMemory(SP.W++);
rlm@1:    PC.B.B1=gbReadMemory(SP.W++);
rlm@1:    break;
rlm@1:  case 0xca:
rlm@1:    // JP Z,NNNN
rlm@1:    if(AF.B.B0&Z_FLAG) {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks++;
rlm@1:    } else
rlm@1:      PC.W+=2;
rlm@1:    break;
rlm@1:    // CB done outside
rlm@1:  case 0xcc:
rlm@1:    // CALL Z,NNNN
rlm@1:    if(AF.B.B0&Z_FLAG) {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W++);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks += 3;
rlm@1:    } else
rlm@1:      PC.W+=2;
rlm@1:    break;
rlm@1:  case 0xcd:
rlm@1:    // CALL NNNN
rlm@1:    tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:    tempRegister.B.B1=gbReadMemory(PC.W++);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=tempRegister.W;
rlm@1:    break;
rlm@1:  case 0xce:
rlm@1:    // ADC NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.W=AF.B.B1+tempValue+(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= (tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0xcf:
rlm@1:    // RST 08
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0008;
rlm@1:    break;
rlm@1:  case 0xd0:
rlm@1:    // RET NC
rlm@1:    if(!(AF.B.B0&C_FLAG)) {
rlm@1:      PC.B.B0=gbReadMemory(SP.W++);
rlm@1:      PC.B.B1=gbReadMemory(SP.W++);
rlm@1:      clockTicks += 3;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xd1:
rlm@1:    // POP DE
rlm@1:    DE.B.B0=gbReadMemory(SP.W++);
rlm@1:    DE.B.B1=gbReadMemory(SP.W++);
rlm@1:    break;
rlm@1:  case 0xd2:
rlm@1:    // JP NC,NNNN
rlm@1:    if(AF.B.B0&C_FLAG)
rlm@1:      PC.W+=2;
rlm@1:    else {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks++;
rlm@1:    }
rlm@1:    break;
rlm@1:    // D3 illegal
rlm@1:  case 0xd4:
rlm@1:    // CALL NC,NNNN
rlm@1:    if(AF.B.B0&C_FLAG)
rlm@1:      PC.W+=2;
rlm@1:    else {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W++);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks += 3;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xd5:
rlm@1:    // PUSH DE
rlm@1:    gbWriteMemory(--SP.W,DE.B.B1);
rlm@1:    gbWriteMemory(--SP.W,DE.B.B0);
rlm@1:    break;
rlm@1:  case 0xd6:
rlm@1:    // SUB NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.W=AF.B.B1-tempValue;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0xd7:
rlm@1:    // RST 10
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0010;
rlm@1:    break;
rlm@1:  case 0xd8:
rlm@1:    // RET C
rlm@1:    if(AF.B.B0&C_FLAG) {
rlm@1:      PC.B.B0=gbReadMemory(SP.W++);
rlm@1:      PC.B.B1=gbReadMemory(SP.W++);
rlm@1:      clockTicks += 4;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xd9:
rlm@1:    // RETI
rlm@1:    PC.B.B0=gbReadMemory(SP.W++);
rlm@1:    PC.B.B1=gbReadMemory(SP.W++);
rlm@1:    IFF |= 0x01;
rlm@1:    break;
rlm@1:  case 0xda:
rlm@1:    // JP C,NNNN
rlm@1:    if(AF.B.B0&C_FLAG) {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks++;
rlm@1:    } else
rlm@1:      PC.W+=2;
rlm@1:    break;
rlm@1:    // DB illegal
rlm@1:  case 0xdc:
rlm@1:    // CALL C,NNNN
rlm@1:    if(AF.B.B0&C_FLAG) {
rlm@1:      tempRegister.B.B0=gbReadMemory(PC.W++);
rlm@1:      tempRegister.B.B1=gbReadMemory(PC.W++);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:      gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:      PC.W=tempRegister.W;
rlm@1:      clockTicks += 3;
rlm@1:    } else
rlm@1:      PC.W+=2;
rlm@1:    break;
rlm@1:    // DD illegal
rlm@1:  case 0xde:
rlm@1:    // SBC NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.W=AF.B.B1-tempValue-(AF.B.B0&C_FLAG ? 1 : 0);
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    AF.B.B1=tempRegister.B.B0;
rlm@1:    break;
rlm@1:  case 0xdf:
rlm@1:    // RST 18
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0018;
rlm@1:    break;
rlm@1:  case 0xe0:
rlm@1:    // LD (FF00+NN),A
rlm@1:    gbWriteMemory(0xff00 + gbReadOpcode(PC.W++),AF.B.B1);
rlm@1:    break;
rlm@1:  case 0xe1:
rlm@1:    // POP HL
rlm@1:    HL.B.B0=gbReadMemory(SP.W++);
rlm@1:    HL.B.B1=gbReadMemory(SP.W++);
rlm@1:    break;
rlm@1:  case 0xe2:
rlm@1:    // LD (FF00+C),A
rlm@1:    gbWriteMemory(0xff00 + BC.B.B0,AF.B.B1);
rlm@1:    break;
rlm@1:    // E3 illegal
rlm@1:    // E4 illegal
rlm@1:  case 0xe5:
rlm@1:    // PUSH HL
rlm@1:    gbWriteMemory(--SP.W,HL.B.B1);
rlm@1:    gbWriteMemory(--SP.W,HL.B.B0);
rlm@1:    break;
rlm@1:  case 0xe6:
rlm@1:    // AND NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    AF.B.B1&=tempValue;
rlm@1:    AF.B.B0=H_FLAG|ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xe7:
rlm@1:    // RST 20
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0020;
rlm@1:    break;
rlm@1:  case 0xe8:
rlm@1:    // ADD SP,NN
rlm@1:    offset = (s8)gbReadOpcode(PC.W++);
rlm@1:    
rlm@1:    if(offset >= 0) {
rlm@1:      tempRegister.W = SP.W + offset;
rlm@1:      AF.B.B0 = (SP.W > tempRegister.W ? C_FLAG : 0) |
rlm@1:        ((SP.W^offset^tempRegister.W)&0x1000? H_FLAG:0);
rlm@1:      SP.W = tempRegister.W;
rlm@1:    } else {
rlm@1:      tempRegister.W = SP.W + offset;
rlm@1:      AF.B.B0 = (SP.W < tempRegister.W ? C_FLAG : 0) |
rlm@1:        ((SP.W^offset^tempRegister.W)&0x1000?H_FLAG:0);
rlm@1:      SP.W = tempRegister.W;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xe9:
rlm@1:    // LD PC,HL
rlm@1:    PC.W=HL.W;
rlm@1:    break;
rlm@1:  case 0xea:
rlm@1:    // LD (NNNN),A
rlm@1:    tempRegister.B.B0=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.B.B1=gbReadOpcode(PC.W++);
rlm@1:    gbWriteMemory(tempRegister.W,AF.B.B1);
rlm@1:    break;
rlm@1:    // EB illegal
rlm@1:    // EC illegal
rlm@1:    // ED illegal
rlm@1:  case 0xee:
rlm@1:    // XOR NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    AF.B.B1^=tempValue;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xef:
rlm@1:    // RST 28
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0028;
rlm@1:    break;
rlm@1:  case 0xf0:
rlm@1:    // LD A,(FF00+NN)
rlm@1:    AF.B.B1 = gbReadMemory(0xff00+gbReadOpcode(PC.W++));
rlm@1:    break;
rlm@1:  case 0xf1:
rlm@1:    // POP AF
rlm@1:    AF.B.B0=gbReadMemory(SP.W++);
rlm@1:    AF.B.B1=gbReadMemory(SP.W++);
rlm@1:    break;
rlm@1:  case 0xf2:
rlm@1:    // LD A,(FF00+C)
rlm@1:    AF.B.B1 = gbReadMemory(0xff00+BC.B.B0);
rlm@1:    break;
rlm@1:  case 0xf3:
rlm@1:    // DI
rlm@1:  //   IFF&=0xFE;
rlm@1:    IFF&=(~0x21);
rlm@1:    break;
rlm@1:    // F4 illegal
rlm@1:  case 0xf5:
rlm@1:    // PUSH AF
rlm@1:    gbWriteMemory(--SP.W,AF.B.B1);
rlm@1:    gbWriteMemory(--SP.W,AF.B.B0);
rlm@1:    break;
rlm@1:  case 0xf6:
rlm@1:    // OR NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    AF.B.B1|=tempValue;
rlm@1:    AF.B.B0=ZeroTable[AF.B.B1];
rlm@1:    break;
rlm@1:  case 0xf7:
rlm@1:    // RST 30
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0030;
rlm@1:    break;
rlm@1:  case 0xf8:
rlm@1:    // LD HL,SP+NN
rlm@1:    offset = (s8)gbReadOpcode(PC.W++);
rlm@1:    if(offset >= 0) {
rlm@1:      tempRegister.W = SP.W + offset;
rlm@1:      AF.B.B0 = (SP.W > tempRegister.W ? C_FLAG : 0) |
rlm@1:        ((SP.W^offset^tempRegister.W)&0x1000? H_FLAG:0);
rlm@1:      HL.W = tempRegister.W;
rlm@1:    } else {
rlm@1:      tempRegister.W = SP.W + offset;
rlm@1:      AF.B.B0 = (SP.W < tempRegister.W ? C_FLAG : 0) |
rlm@1:        ((SP.W^offset^tempRegister.W)&0x1000?H_FLAG:0);
rlm@1:      HL.W = tempRegister.W;
rlm@1:    }
rlm@1:    break;
rlm@1:  case 0xf9:
rlm@1:    // LD SP,HL
rlm@1:    SP.W=HL.W;
rlm@1:    break;
rlm@1:  case 0xfa:
rlm@1:    // LD A,(NNNN)
rlm@1:    tempRegister.B.B0=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.B.B1=gbReadOpcode(PC.W++);
rlm@1:    AF.B.B1=gbReadMemory(tempRegister.W);
rlm@1:    break;
rlm@1:  case 0xfb:
rlm@1:    // EI
rlm@1:    IFF|=0x20;
rlm@1:    break;
rlm@1:    // FC illegal
rlm@1:    // FD illegal
rlm@1:  case 0xfe:
rlm@1:    // CP NN
rlm@1:    tempValue=gbReadOpcode(PC.W++);
rlm@1:    tempRegister.W=AF.B.B1-tempValue;
rlm@1:    AF.B.B0= N_FLAG|(tempRegister.B.B1?C_FLAG:0)|ZeroTable[tempRegister.B.B0]|
rlm@1:      ((AF.B.B1^tempValue^tempRegister.B.B0)&0x10?H_FLAG:0);
rlm@1:    break;
rlm@1:  case 0xff:
rlm@1:    // RST 38
rlm@1:    gbWriteMemory(--SP.W,PC.B.B1);
rlm@1:    gbWriteMemory(--SP.W,PC.B.B0);
rlm@1:    PC.W=0x0038;
rlm@1:    break;
rlm@1:  default:
rlm@1:    systemMessage(0, N_("Unknown opcode %02x at %04x"),
rlm@1:                  gbReadOpcode(PC.W-1),PC.W-1);
rlm@1:    emulating = false;
rlm@92:    return 1;