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BizHawk/waterbox/ngp/z80-fuse/opcodes_base.c

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Exploding your computer NYI https://www.youtube.com/watch?v=dUHYNmNrqoY
2017-05-30 00:21:34 +00:00
/* opcodes_base.c: unshifted Z80 opcodes
Copyright (c) 1999-2003 Philip Kendall
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Author contact information:
E-mail: philip-fuse@shadowmagic.org.uk
*/
/* NB: this file is autogenerated by 'z80.pl' from 'opcodes_base.dat',
and included in 'z80_ops.c' */
case 0x00: /* NOP */
break;
case 0x01: /* LD BC,nnnn */
C=Z80_RB_MACRO(PC++);
B=Z80_RB_MACRO(PC++);
break;
case 0x02: /* LD (BC),A */
Z80_WB_MACRO(BC,A);
break;
case 0x03: /* INC BC */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
BC++;
break;
case 0x04: /* INC B */
INC(B);
break;
case 0x05: /* DEC B */
DEC(B);
break;
case 0x06: /* LD B,nn */
B = Z80_RB_MACRO( PC++ );
break;
case 0x07: /* RLCA */
A = ( A << 1 ) | ( A >> 7 );
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) |
( A & ( FLAG_C | FLAG_3 | FLAG_5 ) );
break;
case 0x08: /* EX AF,AF' */
{
uint16 wordtemp = AF; AF = AF_; AF_ = wordtemp;
}
break;
case 0x09: /* ADD HL,BC */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
ADD16(HL,BC);
break;
case 0x0a: /* LD A,(BC) */
A=Z80_RB_MACRO(BC);
break;
case 0x0b: /* DEC BC */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
BC--;
break;
case 0x0c: /* INC C */
INC(C);
break;
case 0x0d: /* DEC C */
DEC(C);
break;
case 0x0e: /* LD C,nn */
C = Z80_RB_MACRO( PC++ );
break;
case 0x0f: /* RRCA */
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) | ( A & FLAG_C );
A = ( A >> 1) | ( A << 7 );
F |= ( A & ( FLAG_3 | FLAG_5 ) );
break;
case 0x10: /* DJNZ offset */
contend_read_no_mreq( IR, 1 );
B--;
if(B) {
JR();
} else {
contend_read( PC, 3 );
}
PC++;
break;
case 0x11: /* LD DE,nnnn */
E=Z80_RB_MACRO(PC++);
D=Z80_RB_MACRO(PC++);
break;
case 0x12: /* LD (DE),A */
Z80_WB_MACRO(DE,A);
break;
case 0x13: /* INC DE */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
DE++;
break;
case 0x14: /* INC D */
INC(D);
break;
case 0x15: /* DEC D */
DEC(D);
break;
case 0x16: /* LD D,nn */
D = Z80_RB_MACRO( PC++ );
break;
case 0x17: /* RLA */
{
uint8 bytetemp = A;
A = ( A << 1 ) | ( F & FLAG_C );
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) |
( A & ( FLAG_3 | FLAG_5 ) ) | ( bytetemp >> 7 );
}
break;
case 0x18: /* JR offset */
JR();
PC++;
break;
case 0x19: /* ADD HL,DE */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
ADD16(HL,DE);
break;
case 0x1a: /* LD A,(DE) */
A=Z80_RB_MACRO(DE);
break;
case 0x1b: /* DEC DE */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
DE--;
break;
case 0x1c: /* INC E */
INC(E);
break;
case 0x1d: /* DEC E */
DEC(E);
break;
case 0x1e: /* LD E,nn */
E = Z80_RB_MACRO( PC++ );
break;
case 0x1f: /* RRA */
{
uint8 bytetemp = A;
A = ( A >> 1 ) | ( F << 7 );
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) |
( A & ( FLAG_3 | FLAG_5 ) ) | ( bytetemp & FLAG_C ) ;
}
break;
case 0x20: /* JR NZ,offset */
if( ! ( F & FLAG_Z ) ) {
JR();
} else {
contend_read( PC, 3 );
}
PC++;
break;
case 0x21: /* LD HL,nnnn */
L=Z80_RB_MACRO(PC++);
H=Z80_RB_MACRO(PC++);
break;
case 0x22: /* LD (nnnn),HL */
LD16_NNRR(L,H);
break;
case 0x23: /* INC HL */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
HL++;
break;
case 0x24: /* INC H */
INC(H);
break;
case 0x25: /* DEC H */
DEC(H);
break;
case 0x26: /* LD H,nn */
H = Z80_RB_MACRO( PC++ );
break;
case 0x27: /* DAA */
{
uint8 add = 0, carry = ( F & FLAG_C );
if( ( F & FLAG_H ) || ( ( A & 0x0f ) > 9 ) ) add = 6;
if( carry || ( A > 0x99 ) ) add |= 0x60;
if( A > 0x99 ) carry = FLAG_C;
if( F & FLAG_N ) {
SUB(add);
} else {
ADD(add);
}
F = ( F & ~( FLAG_C | FLAG_P ) ) | carry | parity_table[A];
}
break;
case 0x28: /* JR Z,offset */
if( F & FLAG_Z ) {
JR();
} else {
contend_read( PC, 3 );
}
PC++;
break;
case 0x29: /* ADD HL,HL */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
ADD16(HL,HL);
break;
case 0x2a: /* LD HL,(nnnn) */
LD16_RRNN(L,H);
break;
case 0x2b: /* DEC HL */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
HL--;
break;
case 0x2c: /* INC L */
INC(L);
break;
case 0x2d: /* DEC L */
DEC(L);
break;
case 0x2e: /* LD L,nn */
L = Z80_RB_MACRO( PC++ );
break;
case 0x2f: /* CPL */
A ^= 0xff;
F = ( F & ( FLAG_C | FLAG_P | FLAG_Z | FLAG_S ) ) |
( A & ( FLAG_3 | FLAG_5 ) ) | ( FLAG_N | FLAG_H );
break;
case 0x30: /* JR NC,offset */
if( ! ( F & FLAG_C ) ) {
JR();
} else {
contend_read( PC, 3 );
}
PC++;
break;
case 0x31: /* LD SP,nnnn */
SPL=Z80_RB_MACRO(PC++);
SPH=Z80_RB_MACRO(PC++);
break;
case 0x32: /* LD (nnnn),A */
{
uint16 wordtemp = Z80_RB_MACRO( PC++ );
wordtemp|=Z80_RB_MACRO(PC++) << 8;
Z80_WB_MACRO(wordtemp,A);
}
break;
case 0x33: /* INC SP */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
SP++;
break;
case 0x34: /* INC (HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
contend_read_no_mreq( HL, 1 );
INC(bytetemp);
Z80_WB_MACRO(HL,bytetemp);
}
break;
case 0x35: /* DEC (HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
contend_read_no_mreq( HL, 1 );
DEC(bytetemp);
Z80_WB_MACRO(HL,bytetemp);
}
break;
case 0x36: /* LD (HL),nn */
Z80_WB_MACRO(HL,Z80_RB_MACRO(PC++));
break;
case 0x37: /* SCF */
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) |
( A & ( FLAG_3 | FLAG_5 ) ) |
FLAG_C;
break;
case 0x38: /* JR C,offset */
if( F & FLAG_C ) {
JR();
} else {
contend_read( PC, 3 );
}
PC++;
break;
case 0x39: /* ADD HL,SP */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
ADD16(HL,SP);
break;
case 0x3a: /* LD A,(nnnn) */
{
uint16 wordtemp;
wordtemp = Z80_RB_MACRO(PC++);
wordtemp|= ( Z80_RB_MACRO(PC++) << 8 );
A=Z80_RB_MACRO(wordtemp);
}
break;
case 0x3b: /* DEC SP */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
SP--;
break;
case 0x3c: /* INC A */
INC(A);
break;
case 0x3d: /* DEC A */
DEC(A);
break;
case 0x3e: /* LD A,nn */
A = Z80_RB_MACRO( PC++ );
break;
case 0x3f: /* CCF */
F = ( F & ( FLAG_P | FLAG_Z | FLAG_S ) ) |
( ( F & FLAG_C ) ? FLAG_H : FLAG_C ) | ( A & ( FLAG_3 | FLAG_5 ) );
break;
case 0x40: /* LD B,B */
break;
case 0x41: /* LD B,C */
B=C;
break;
case 0x42: /* LD B,D */
B=D;
break;
case 0x43: /* LD B,E */
B=E;
break;
case 0x44: /* LD B,H */
B=H;
break;
case 0x45: /* LD B,L */
B=L;
break;
case 0x46: /* LD B,(HL) */
B=Z80_RB_MACRO(HL);
break;
case 0x47: /* LD B,A */
B=A;
break;
case 0x48: /* LD C,B */
C=B;
break;
case 0x49: /* LD C,C */
break;
case 0x4a: /* LD C,D */
C=D;
break;
case 0x4b: /* LD C,E */
C=E;
break;
case 0x4c: /* LD C,H */
C=H;
break;
case 0x4d: /* LD C,L */
C=L;
break;
case 0x4e: /* LD C,(HL) */
C=Z80_RB_MACRO(HL);
break;
case 0x4f: /* LD C,A */
C=A;
break;
case 0x50: /* LD D,B */
D=B;
break;
case 0x51: /* LD D,C */
D=C;
break;
case 0x52: /* LD D,D */
break;
case 0x53: /* LD D,E */
D=E;
break;
case 0x54: /* LD D,H */
D=H;
break;
case 0x55: /* LD D,L */
D=L;
break;
case 0x56: /* LD D,(HL) */
D=Z80_RB_MACRO(HL);
break;
case 0x57: /* LD D,A */
D=A;
break;
case 0x58: /* LD E,B */
E=B;
break;
case 0x59: /* LD E,C */
E=C;
break;
case 0x5a: /* LD E,D */
E=D;
break;
case 0x5b: /* LD E,E */
break;
case 0x5c: /* LD E,H */
E=H;
break;
case 0x5d: /* LD E,L */
E=L;
break;
case 0x5e: /* LD E,(HL) */
E=Z80_RB_MACRO(HL);
break;
case 0x5f: /* LD E,A */
E=A;
break;
case 0x60: /* LD H,B */
H=B;
break;
case 0x61: /* LD H,C */
H=C;
break;
case 0x62: /* LD H,D */
H=D;
break;
case 0x63: /* LD H,E */
H=E;
break;
case 0x64: /* LD H,H */
break;
case 0x65: /* LD H,L */
H=L;
break;
case 0x66: /* LD H,(HL) */
H=Z80_RB_MACRO(HL);
break;
case 0x67: /* LD H,A */
H=A;
break;
case 0x68: /* LD L,B */
L=B;
break;
case 0x69: /* LD L,C */
L=C;
break;
case 0x6a: /* LD L,D */
L=D;
break;
case 0x6b: /* LD L,E */
L=E;
break;
case 0x6c: /* LD L,H */
L=H;
break;
case 0x6d: /* LD L,L */
break;
case 0x6e: /* LD L,(HL) */
L=Z80_RB_MACRO(HL);
break;
case 0x6f: /* LD L,A */
L=A;
break;
case 0x70: /* LD (HL),B */
Z80_WB_MACRO(HL,B);
break;
case 0x71: /* LD (HL),C */
Z80_WB_MACRO(HL,C);
break;
case 0x72: /* LD (HL),D */
Z80_WB_MACRO(HL,D);
break;
case 0x73: /* LD (HL),E */
Z80_WB_MACRO(HL,E);
break;
case 0x74: /* LD (HL),H */
Z80_WB_MACRO(HL,H);
break;
case 0x75: /* LD (HL),L */
Z80_WB_MACRO(HL,L);
break;
case 0x76: /* HALT */
z80.halted=1;
PC--;
break;
case 0x77: /* LD (HL),A */
Z80_WB_MACRO(HL,A);
break;
case 0x78: /* LD A,B */
A=B;
break;
case 0x79: /* LD A,C */
A=C;
break;
case 0x7a: /* LD A,D */
A=D;
break;
case 0x7b: /* LD A,E */
A=E;
break;
case 0x7c: /* LD A,H */
A=H;
break;
case 0x7d: /* LD A,L */
A=L;
break;
case 0x7e: /* LD A,(HL) */
A=Z80_RB_MACRO(HL);
break;
case 0x7f: /* LD A,A */
break;
case 0x80: /* ADD A,B */
ADD(B);
break;
case 0x81: /* ADD A,C */
ADD(C);
break;
case 0x82: /* ADD A,D */
ADD(D);
break;
case 0x83: /* ADD A,E */
ADD(E);
break;
case 0x84: /* ADD A,H */
ADD(H);
break;
case 0x85: /* ADD A,L */
ADD(L);
break;
case 0x86: /* ADD A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
ADD(bytetemp);
}
break;
case 0x87: /* ADD A,A */
ADD(A);
break;
case 0x88: /* ADC A,B */
ADC(B);
break;
case 0x89: /* ADC A,C */
ADC(C);
break;
case 0x8a: /* ADC A,D */
ADC(D);
break;
case 0x8b: /* ADC A,E */
ADC(E);
break;
case 0x8c: /* ADC A,H */
ADC(H);
break;
case 0x8d: /* ADC A,L */
ADC(L);
break;
case 0x8e: /* ADC A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
ADC(bytetemp);
}
break;
case 0x8f: /* ADC A,A */
ADC(A);
break;
case 0x90: /* SUB A,B */
SUB(B);
break;
case 0x91: /* SUB A,C */
SUB(C);
break;
case 0x92: /* SUB A,D */
SUB(D);
break;
case 0x93: /* SUB A,E */
SUB(E);
break;
case 0x94: /* SUB A,H */
SUB(H);
break;
case 0x95: /* SUB A,L */
SUB(L);
break;
case 0x96: /* SUB A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
SUB(bytetemp);
}
break;
case 0x97: /* SUB A,A */
SUB(A);
break;
case 0x98: /* SBC A,B */
SBC(B);
break;
case 0x99: /* SBC A,C */
SBC(C);
break;
case 0x9a: /* SBC A,D */
SBC(D);
break;
case 0x9b: /* SBC A,E */
SBC(E);
break;
case 0x9c: /* SBC A,H */
SBC(H);
break;
case 0x9d: /* SBC A,L */
SBC(L);
break;
case 0x9e: /* SBC A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
SBC(bytetemp);
}
break;
case 0x9f: /* SBC A,A */
SBC(A);
break;
case 0xa0: /* AND A,B */
AND(B);
break;
case 0xa1: /* AND A,C */
AND(C);
break;
case 0xa2: /* AND A,D */
AND(D);
break;
case 0xa3: /* AND A,E */
AND(E);
break;
case 0xa4: /* AND A,H */
AND(H);
break;
case 0xa5: /* AND A,L */
AND(L);
break;
case 0xa6: /* AND A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
AND(bytetemp);
}
break;
case 0xa7: /* AND A,A */
AND(A);
break;
case 0xa8: /* XOR A,B */
XOR(B);
break;
case 0xa9: /* XOR A,C */
XOR(C);
break;
case 0xaa: /* XOR A,D */
XOR(D);
break;
case 0xab: /* XOR A,E */
XOR(E);
break;
case 0xac: /* XOR A,H */
XOR(H);
break;
case 0xad: /* XOR A,L */
XOR(L);
break;
case 0xae: /* XOR A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
XOR(bytetemp);
}
break;
case 0xaf: /* XOR A,A */
XOR(A);
break;
case 0xb0: /* OR A,B */
OR(B);
break;
case 0xb1: /* OR A,C */
OR(C);
break;
case 0xb2: /* OR A,D */
OR(D);
break;
case 0xb3: /* OR A,E */
OR(E);
break;
case 0xb4: /* OR A,H */
OR(H);
break;
case 0xb5: /* OR A,L */
OR(L);
break;
case 0xb6: /* OR A,(HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
OR(bytetemp);
}
break;
case 0xb7: /* OR A,A */
OR(A);
break;
case 0xb8: /* CP B */
CP(B);
break;
case 0xb9: /* CP C */
CP(C);
break;
case 0xba: /* CP D */
CP(D);
break;
case 0xbb: /* CP E */
CP(E);
break;
case 0xbc: /* CP H */
CP(H);
break;
case 0xbd: /* CP L */
CP(L);
break;
case 0xbe: /* CP (HL) */
{
uint8 bytetemp = Z80_RB_MACRO( HL );
CP(bytetemp);
}
break;
case 0xbf: /* CP A */
CP(A);
break;
case 0xc0: /* RET NZ */
contend_read_no_mreq( IR, 1 );
if( ! ( F & FLAG_Z ) ) { RET(); }
break;
case 0xc1: /* POP BC */
POP16(C,B);
break;
case 0xc2: /* JP NZ,nnnn */
if( ! ( F & FLAG_Z ) ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xc3: /* JP nnnn */
JP();
break;
case 0xc4: /* CALL NZ,nnnn */
if( ! ( F & FLAG_Z ) ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xc5: /* PUSH BC */
contend_read_no_mreq( IR, 1 );
PUSH16(C,B);
break;
case 0xc6: /* ADD A,nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
ADD(bytetemp);
}
break;
case 0xc7: /* RST 00 */
contend_read_no_mreq( IR, 1 );
RST(0x00);
break;
case 0xc8: /* RET Z */
contend_read_no_mreq( IR, 1 );
if( F & FLAG_Z ) { RET(); }
break;
case 0xc9: /* RET */
RET();
break;
case 0xca: /* JP Z,nnnn */
if( F & FLAG_Z ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xcb: /* shift CB */
{
uint8 opcode2;
opcode2 = Z80_RB_MACRO( PC );
z80_tstates++;
PC++;
R++;
switch(opcode2) {
#include "z80_cb.c"
}
}
break;
case 0xcc: /* CALL Z,nnnn */
if( F & FLAG_Z ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xcd: /* CALL nnnn */
CALL();
break;
case 0xce: /* ADC A,nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
ADC(bytetemp);
}
break;
case 0xcf: /* RST 8 */
contend_read_no_mreq( IR, 1 );
RST(0x08);
break;
case 0xd0: /* RET NC */
contend_read_no_mreq( IR, 1 );
if( ! ( F & FLAG_C ) ) { RET(); }
break;
case 0xd1: /* POP DE */
POP16(E,D);
break;
case 0xd2: /* JP NC,nnnn */
if( ! ( F & FLAG_C ) ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xd3: /* OUT (nn),A */
{
uint16 outtemp;
outtemp = Z80_RB_MACRO( PC++ ) + ( A << 8 );
Z80_WP_MACRO( outtemp, A );
}
break;
case 0xd4: /* CALL NC,nnnn */
if( ! ( F & FLAG_C ) ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xd5: /* PUSH DE */
contend_read_no_mreq( IR, 1 );
PUSH16(E,D);
break;
case 0xd6: /* SUB nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
SUB(bytetemp);
}
break;
case 0xd7: /* RST 10 */
contend_read_no_mreq( IR, 1 );
RST(0x10);
break;
case 0xd8: /* RET C */
contend_read_no_mreq( IR, 1 );
if( F & FLAG_C ) { RET(); }
break;
case 0xd9: /* EXX */
{
uint16 wordtemp;
wordtemp = BC; BC = BC_; BC_ = wordtemp;
wordtemp = DE; DE = DE_; DE_ = wordtemp;
wordtemp = HL; HL = HL_; HL_ = wordtemp;
}
break;
case 0xda: /* JP C,nnnn */
if( F & FLAG_C ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xdb: /* IN A,(nn) */
{
uint16 intemp;
intemp = Z80_RB_MACRO( PC++ ) + ( A << 8 );
A=Z80_RP_MACRO( intemp );
}
break;
case 0xdc: /* CALL C,nnnn */
if( F & FLAG_C ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xdd: /* shift DD */
{
uint8 opcode2;
opcode2 = Z80_RB_MACRO( PC );
z80_tstates++;
PC++;
R++;
switch(opcode2) {
#define REGISTER IX
#define REGISTERL IXL
#define REGISTERH IXH
#include "z80_ddfd.c"
#undef REGISTERH
#undef REGISTERL
#undef REGISTER
}
}
break;
case 0xde: /* SBC A,nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
SBC(bytetemp);
}
break;
case 0xdf: /* RST 18 */
contend_read_no_mreq( IR, 1 );
RST(0x18);
break;
case 0xe0: /* RET PO */
contend_read_no_mreq( IR, 1 );
if( ! ( F & FLAG_P ) ) { RET(); }
break;
case 0xe1: /* POP HL */
POP16(L,H);
break;
case 0xe2: /* JP PO,nnnn */
if( ! ( F & FLAG_P ) ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xe3: /* EX (SP),HL */
{
uint8 bytetempl, bytetemph;
bytetempl = Z80_RB_MACRO( SP );
bytetemph = Z80_RB_MACRO( SP + 1 ); contend_read_no_mreq( SP + 1, 1 );
Z80_WB_MACRO( SP + 1, H );
Z80_WB_MACRO( SP, L );
contend_write_no_mreq( SP, 1 ); contend_write_no_mreq( SP, 1 );
L=bytetempl; H=bytetemph;
}
break;
case 0xe4: /* CALL PO,nnnn */
if( ! ( F & FLAG_P ) ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xe5: /* PUSH HL */
contend_read_no_mreq( IR, 1 );
PUSH16(L,H);
break;
case 0xe6: /* AND nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
AND(bytetemp);
}
break;
case 0xe7: /* RST 20 */
contend_read_no_mreq( IR, 1 );
RST(0x20);
break;
case 0xe8: /* RET PE */
contend_read_no_mreq( IR, 1 );
if( F & FLAG_P ) { RET(); }
break;
case 0xe9: /* JP HL */
PC=HL; /* NB: NOT INDIRECT! */
break;
case 0xea: /* JP PE,nnnn */
if( F & FLAG_P ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xeb: /* EX DE,HL */
{
uint16 wordtemp=DE; DE=HL; HL=wordtemp;
}
break;
case 0xec: /* CALL PE,nnnn */
if( F & FLAG_P ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xed: /* shift ED */
{
uint8 opcode2;
opcode2 = Z80_RB_MACRO( PC );
z80_tstates++;
PC++;
R++;
switch(opcode2) {
#include "z80_ed.c"
}
}
break;
case 0xee: /* XOR A,nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
XOR(bytetemp);
}
break;
case 0xef: /* RST 28 */
contend_read_no_mreq( IR, 1 );
RST(0x28);
break;
case 0xf0: /* RET P */
contend_read_no_mreq( IR, 1 );
if( ! ( F & FLAG_S ) ) { RET(); }
break;
case 0xf1: /* POP AF */
POP16(F,A);
break;
case 0xf2: /* JP P,nnnn */
if( ! ( F & FLAG_S ) ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xf3: /* DI */
IFF1=IFF2=0;
break;
case 0xf4: /* CALL P,nnnn */
if( ! ( F & FLAG_S ) ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xf5: /* PUSH AF */
contend_read_no_mreq( IR, 1 );
PUSH16(F,A);
break;
case 0xf6: /* OR nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
OR(bytetemp);
}
break;
case 0xf7: /* RST 30 */
contend_read_no_mreq( IR, 1 );
RST(0x30);
break;
case 0xf8: /* RET M */
contend_read_no_mreq( IR, 1 );
if( F & FLAG_S ) { RET(); }
break;
case 0xf9: /* LD SP,HL */
contend_read_no_mreq( IR, 1 );
contend_read_no_mreq( IR, 1 );
SP = HL;
break;
case 0xfa: /* JP M,nnnn */
if( F & FLAG_S ) {
JP();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xfb: /* EI */
/* Interrupts are not accepted immediately after an EI, but are
accepted after the next instruction */
IFF1 = IFF2 = 1;
z80.interrupts_enabled_at = z80_tstates;
//event_add( z80_tstates + 1, z80_interrupt_event );
break;
case 0xfc: /* CALL M,nnnn */
if( F & FLAG_S ) {
CALL();
} else {
contend_read( PC, 3 ); contend_read( PC + 1, 3 ); PC += 2;
}
break;
case 0xfd: /* shift FD */
{
uint8 opcode2;
opcode2 = Z80_RB_MACRO( PC );
z80_tstates++;
PC++;
R++;
switch(opcode2) {
#define REGISTER IY
#define REGISTERL IYL
#define REGISTERH IYH
#include "z80_ddfd.c"
#undef REGISTERH
#undef REGISTERL
#undef REGISTER
}
}
break;
case 0xfe: /* CP nn */
{
uint8 bytetemp = Z80_RB_MACRO( PC++ );
CP(bytetemp);
}
break;
case 0xff: /* RST 38 */
contend_read_no_mreq( IR, 1 );
RST(0x38);
break;