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Diffstat (limited to 'trunk/src/emu/cpu/hd6309/6309ops.c')
-rw-r--r--trunk/src/emu/cpu/hd6309/6309ops.c5535
1 files changed, 5535 insertions, 0 deletions
diff --git a/trunk/src/emu/cpu/hd6309/6309ops.c b/trunk/src/emu/cpu/hd6309/6309ops.c
new file mode 100644
index 00000000000..533185b0e54
--- /dev/null
+++ b/trunk/src/emu/cpu/hd6309/6309ops.c
@@ -0,0 +1,5535 @@
+/*
+
+HNZVC
+
+? = undefined
+* = affected
+- = unaffected
+0 = cleared
+1 = set
+# = CCr directly affected by instruction
+@ = special - carry set if bit 7 is set
+
+*/
+
+#define OP_HANDLER(_name) INLINE void _name (m68_state_t *m68_state)
+
+OP_HANDLER( illegal )
+{
+ LOG(("HD6309: illegal opcode at %04x\nVectoring to [$fff0]\n",PC));
+
+ CC |= CC_E;
+ PUSHWORD(pPC);
+ PUSHWORD(pU);
+ PUSHWORD(pY);
+ PUSHWORD(pX);
+ PUSHBYTE(DP);
+
+ if ( MD & MD_EM )
+ {
+ PUSHBYTE(F);
+ PUSHBYTE(E);
+ m68_state->icount -= 2;
+ }
+
+ PUSHBYTE(B);
+ PUSHBYTE(A);
+ PUSHBYTE(CC);
+
+ PCD = RM16(m68_state, 0xfff0);
+}
+
+static void IIError(m68_state_t *m68_state)
+{
+ SEII; // Set illegal Instruction Flag
+ illegal(m68_state); // Vector to Trap handler
+}
+
+static void DZError(m68_state_t *m68_state)
+{
+ SEDZ; // Set Division by Zero Flag
+ illegal(m68_state); // Vector to Trap handler
+}
+
+/* $00 NEG direct ?**** */
+OP_HANDLER( neg_di )
+{
+ UINT16 r,t;
+ DIRBYTE(t);
+ r = -t;
+ CLR_NZVC;
+ SET_FLAGS8(0,t,r);
+ WM(EAD,r);
+}
+
+/* $01 OIM direct ?**** */
+OP_HANDLER( oim_di )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ DIRBYTE(t);
+ r = im | t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $02 AIM direct */
+OP_HANDLER( aim_di )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ DIRBYTE(t);
+ r = im & t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $03 COM direct -**01 */
+OP_HANDLER( com_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ t = ~t;
+ CLR_NZV;
+ SET_NZ8(t);
+ SEC;
+ WM(EAD,t);
+}
+
+/* $04 LSR direct -0*-* */
+OP_HANDLER( lsr_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ CLR_NZC;
+ CC |= (t & CC_C);
+ t >>= 1;
+ SET_Z8(t);
+ WM(EAD,t);
+}
+
+/* $05 EIM direct */
+OP_HANDLER( eim_di )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ DIRBYTE(t);
+ r = im ^ t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $06 ROR direct -**-* */
+OP_HANDLER( ror_di )
+{
+ UINT8 t,r;
+ DIRBYTE(t);
+ r= (CC & CC_C) << 7;
+ CLR_NZC;
+ CC |= (t & CC_C);
+ r |= t>>1;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $07 ASR direct ?**-* */
+OP_HANDLER( asr_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ CLR_NZC;
+ CC |= (t & CC_C);
+ t = (t & 0x80) | (t >> 1);
+ SET_NZ8(t);
+ WM(EAD,t);
+}
+
+/* $08 ASL direct ?**** */
+OP_HANDLER( asl_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = t << 1;
+ CLR_NZVC;
+ SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $09 ROL direct -**** */
+OP_HANDLER( rol_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = (CC & CC_C) | (t << 1);
+ CLR_NZVC;
+ SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $0A DEC direct -***- */
+OP_HANDLER( dec_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ --t;
+ CLR_NZV;
+ SET_FLAGS8D(t);
+ WM(EAD,t);
+}
+
+/* $0B TIM direct */
+OP_HANDLER( tim_di )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ DIRBYTE(t);
+ r = im & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $OC INC direct -***- */
+OP_HANDLER( inc_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ ++t;
+ CLR_NZV;
+ SET_FLAGS8I(t);
+ WM(EAD,t);
+}
+
+/* $OD TST direct -**0- */
+OP_HANDLER( tst_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ CLR_NZV;
+ SET_NZ8(t);
+}
+
+/* $0E JMP direct ----- */
+OP_HANDLER( jmp_di )
+{
+ DIRECT;
+ PCD = EAD;
+}
+
+/* $0F CLR direct -0100 */
+OP_HANDLER( clr_di )
+{
+ DIRECT;
+ (void)RM(EAD);
+ WM(EAD,0);
+ CLR_NZVC;
+ SEZ;
+}
+
+/* $10 FLAG */
+
+/* $11 FLAG */
+
+/* $12 NOP inherent ----- */
+OP_HANDLER( nop )
+{
+ ;
+}
+
+/* $13 SYNC inherent ----- */
+OP_HANDLER( sync )
+{
+ /* SYNC stops processing instructions until an interrupt request happens. */
+ /* This doesn't require the corresponding interrupt to be enabled: if it */
+ /* is disabled, execution continues with the next instruction. */
+ m68_state->int_state |= M6809_SYNC; /* HJB 990227 */
+ check_irq_lines(m68_state);
+ /* if M6809_SYNC has not been cleared by check_irq_lines(m68_state),
+ * stop execution until the interrupt lines change. */
+ if( m68_state->int_state & M6809_SYNC )
+ if (m68_state->icount > 0) m68_state->icount = 0;
+}
+
+/* $14 sexw inherent */
+OP_HANDLER( sexw )
+{
+ PAIR q;
+ q.d = SIGNED_16(W);
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZ;
+ SET_N16(D);
+ SET_Z(q.d);
+}
+
+/* $15 ILLEGAL */
+
+/* $16 LBRA relative ----- */
+OP_HANDLER( lbra )
+{
+ IMMWORD(EAP);
+ PC += EA;
+}
+
+/* $17 LBSR relative ----- */
+OP_HANDLER( lbsr )
+{
+ IMMWORD(EAP);
+ PUSHWORD(pPC);
+ PC += EA;
+}
+
+/* $18 ILLEGAL */
+
+/* $19 DAA inherent (A) -**0* */
+OP_HANDLER( daa )
+{
+ UINT8 msn, lsn;
+ UINT16 t, cf = 0;
+ msn = A & 0xf0; lsn = A & 0x0f;
+ if( lsn>0x09 || CC & CC_H) cf |= 0x06;
+ if( msn>0x80 && lsn>0x09 ) cf |= 0x60;
+ if( msn>0x90 || CC & CC_C) cf |= 0x60;
+ t = cf + A;
+ CLR_NZV; /* keep carry from previous operation */
+ SET_NZ8((UINT8)t); SET_C8(t);
+ A = t;
+}
+
+/* $1A ORCC immediate ##### */
+OP_HANDLER( orcc )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ CC |= t;
+ check_irq_lines(m68_state); /* HJB 990116 */
+}
+
+/* $1B ILLEGAL */
+
+/* $1C ANDCC immediate ##### */
+OP_HANDLER( andcc )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ CC &= t;
+ check_irq_lines(m68_state); /* HJB 990116 */
+}
+
+/* $1D SEX inherent -**-- */
+OP_HANDLER( sex )
+{
+ UINT16 t;
+ t = SIGNED(B);
+ D = t;
+ // CLR_NZV; Tim Lindner 20020905: verified that V flag is not affected
+ CLR_NZ;
+ SET_NZ16(t);
+}
+
+/* $1E EXG inherent ----- */
+OP_HANDLER( exg )
+{
+ UINT16 t1,t2;
+ UINT8 tb;
+ int promote = FALSE;
+
+ IMMBYTE(tb);
+ if( (tb^(tb>>4)) & 0x08 ) /* HJB 990225: mixed 8/16 bit case? */
+ {
+ promote = TRUE;
+ }
+
+ switch(tb>>4) {
+ case 0: t1 = D; break;
+ case 1: t1 = X; break;
+ case 2: t1 = Y; break;
+ case 3: t1 = U; break;
+ case 4: t1 = S; break;
+ case 5: t1 = PC; break;
+ case 6: t1 = W; break;
+ case 7: t1 = V; break;
+ case 8: t1 = (promote ? A + ((A) << 8) : A); break;
+ case 9: t1 = (promote ? B + ((B) << 8) : B); break;
+ case 10: t1 = (promote ? CC + ((CC) << 8) : CC); break;
+ case 11: t1 = (promote ? DP + ((DP) << 8) : DP); break;
+ case 12: t1 = 0; break;
+ case 13: t1 = 0; break;
+ case 14: t1 = (promote ? E + ((E) << 8) : E); break;
+ default: t1 = (promote ? F + ((F) << 8) : F); break;
+ }
+ switch(tb&15) {
+ case 0: t2 = D; break;
+ case 1: t2 = X; break;
+ case 2: t2 = Y; break;
+ case 3: t2 = U; break;
+ case 4: t2 = S; break;
+ case 5: t2 = PC; break;
+ case 6: t2 = W; break;
+ case 7: t2 = V; break;
+ case 8: t2 = (promote ? A + ((A) << 8) : A); break;
+ case 9: t2 = (promote ? B + ((B) << 8) : B); break;
+ case 10: t2 = (promote ? CC + ((CC) << 8) : CC); break;
+ case 11: t2 = (promote ? DP + ((DP) << 8) : DP); break;
+ case 12: t2 = 0; break;
+ case 13: t2 = 0; break;
+ case 14: t2 = (promote ? E + ((E) << 8) : E); break;
+ default: t2 = (promote ? F + ((F) << 8) : F); break;
+ }
+
+ switch(tb>>4) {
+ case 0: D = t2; break;
+ case 1: X = t2; break;
+ case 2: Y = t2; break;
+ case 3: U = t2; break;
+ case 4: S = t2; break;
+ case 5: PC = t2; break;
+ case 6: W = t2; break;
+ case 7: V = t2; break;
+ case 8: A = (promote ? t2 >> 8 : t2); break;
+ case 9: B = (promote ? t2 & 0xff : t2); break;
+ case 10: CC = (promote ? t2 & 0xff : t2); break;
+ case 11: DP = (promote ? t2 >> 8 : t2); break;
+ case 12: /* 0 = t2 */ break;
+ case 13: /* 0 = t2 */ break;
+ case 14: E = (promote ? t2 >> 8 : t2); break;
+ case 15: F = (promote ? t2 & 0xff : t2); break;
+ }
+ switch(tb&15) {
+ case 0: D = t1; break;
+ case 1: X = t1; break;
+ case 2: Y = t1; break;
+ case 3: U = t1; break;
+ case 4: S = t1; break;
+ case 5: PC = t1; break;
+ case 6: W = t1; break;
+ case 7: V = t1; break;
+ case 8: A = (promote ? t1 >> 8 : t1); break;
+ case 9: B = (promote ? t1 & 0xff : t1); break;
+ case 10: CC = (promote ? t1 & 0xff : t1); break;
+ case 11: DP = (promote ? t1 >> 8 : t1); break;
+ case 12: /* 0 = t1 */ break;
+ case 13: /* 0 = t1 */ break;
+ case 14: E = (promote ? t1 >> 8 : t1); break;
+ case 15: F = (promote ? t1 & 0xff : t1); break;
+ }
+}
+
+/* $1F TFR inherent ----- */
+OP_HANDLER( tfr )
+{
+ UINT8 tb;
+ UINT16 t;
+ int promote = FALSE;
+
+ IMMBYTE(tb);
+ if( (tb^(tb>>4)) & 0x08 )
+ {
+ promote = TRUE;
+ }
+
+ switch(tb>>4) {
+ case 0: t = D; break;
+ case 1: t = X; break;
+ case 2: t = Y; break;
+ case 3: t = U; break;
+ case 4: t = S; break;
+ case 5: t = PC; break;
+ case 6: t = W; break;
+ case 7: t = V; break;
+ case 8: t = (promote ? A + ((A) << 8) : A); break;
+ case 9: t = (promote ? B + ((B) << 8) : B); break;
+ case 10: t = (promote ? CC + ((CC) << 8) : CC); break;
+ case 11: t = (promote ? DP + ((DP) << 8) : DP); break;
+ case 12: t = 0; break;
+ case 13: t = 0; break;
+ case 14: t = (promote ? E + ((E) << 8) : E); break;
+ default: t = (promote ? F + ((F) << 8) : F); break;
+ }
+
+ switch(tb&15) {
+ case 0: D = t; break;
+ case 1: X = t; break;
+ case 2: Y = t; break;
+ case 3: U = t; break;
+ case 4: S = t; break;
+ case 5: PC = t; break;
+ case 6: W = t; break;
+ case 7: V = t; break;
+ case 8: A = (promote ? t >> 8 : t); break;
+ case 9: B = (promote ? t & 0xff : t); break;
+ case 10: CC = (promote ? t & 0xff : t); break;
+ case 11: DP = (promote ? t >> 8 : t); break;
+ case 12: /* 0 = t */ break;
+ case 13: /* 0 = t */ break;
+ case 14: E = (promote ? t >> 8 : t); break;
+ case 15: F = (promote ? t & 0xff : t); break;
+ }
+}
+
+/* $20 BRA relative ----- */
+OP_HANDLER( bra )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ PC += SIGNED(t);
+}
+
+/* $21 BRN relative ----- */
+static UINT8 brn_temp; // hack around GCC 4.6 error because we need the side effects of IMMBYTE
+OP_HANDLER( brn )
+{
+ IMMBYTE(brn_temp);
+}
+
+/* $1021 LBRN relative ----- */
+OP_HANDLER( lbrn )
+{
+ IMMWORD(EAP);
+}
+
+/* $22 BHI relative ----- */
+OP_HANDLER( bhi )
+{
+ BRANCH( !(CC & (CC_Z|CC_C)) );
+}
+
+/* $1022 LBHI relative ----- */
+OP_HANDLER( lbhi )
+{
+ LBRANCH( !(CC & (CC_Z|CC_C)) );
+}
+
+/* $23 BLS relative ----- */
+OP_HANDLER( bls )
+{
+ BRANCH( (CC & (CC_Z|CC_C)) );
+}
+
+/* $1023 LBLS relative ----- */
+OP_HANDLER( lbls )
+{
+ LBRANCH( (CC&(CC_Z|CC_C)) );
+}
+
+/* $24 BCC relative ----- */
+OP_HANDLER( bcc )
+{
+ BRANCH( !(CC&CC_C) );
+}
+
+/* $1024 LBCC relative ----- */
+OP_HANDLER( lbcc )
+{
+ LBRANCH( !(CC&CC_C) );
+}
+
+/* $25 BCS relative ----- */
+OP_HANDLER( bcs )
+{
+ BRANCH( (CC&CC_C) );
+}
+
+/* $1025 LBCS relative ----- */
+OP_HANDLER( lbcs )
+{
+ LBRANCH( (CC&CC_C) );
+}
+
+/* $26 BNE relative ----- */
+OP_HANDLER( bne )
+{
+ BRANCH( !(CC&CC_Z) );
+}
+
+/* $1026 LBNE relative ----- */
+OP_HANDLER( lbne )
+{
+ LBRANCH( !(CC&CC_Z) );
+}
+
+/* $27 BEQ relative ----- */
+OP_HANDLER( beq )
+{
+ BRANCH( (CC&CC_Z) );
+}
+
+/* $1027 LBEQ relative ----- */
+OP_HANDLER( lbeq )
+{
+ LBRANCH( (CC&CC_Z) );
+}
+
+/* $28 BVC relative ----- */
+OP_HANDLER( bvc )
+{
+ BRANCH( !(CC&CC_V) );
+}
+
+/* $1028 LBVC relative ----- */
+OP_HANDLER( lbvc )
+{
+ LBRANCH( !(CC&CC_V) );
+}
+
+/* $29 BVS relative ----- */
+OP_HANDLER( bvs )
+{
+ BRANCH( (CC&CC_V) );
+}
+
+/* $1029 LBVS relative ----- */
+OP_HANDLER( lbvs )
+{
+ LBRANCH( (CC&CC_V) );
+}
+
+/* $2A BPL relative ----- */
+OP_HANDLER( bpl )
+{
+ BRANCH( !(CC&CC_N) );
+}
+
+/* $102A LBPL relative ----- */
+OP_HANDLER( lbpl )
+{
+ LBRANCH( !(CC&CC_N) );
+}
+
+/* $2B BMI relative ----- */
+OP_HANDLER( bmi )
+{
+ BRANCH( (CC&CC_N) );
+}
+
+/* $102B LBMI relative ----- */
+OP_HANDLER( lbmi )
+{
+ LBRANCH( (CC&CC_N) );
+}
+
+/* $2C BGE relative ----- */
+OP_HANDLER( bge )
+{
+ BRANCH( !NXORV );
+}
+
+/* $102C LBGE relative ----- */
+OP_HANDLER( lbge )
+{
+ LBRANCH( !NXORV );
+}
+
+/* $2D BLT relative ----- */
+OP_HANDLER( blt )
+{
+ BRANCH( NXORV );
+}
+
+/* $102D LBLT relative ----- */
+OP_HANDLER( lblt )
+{
+ LBRANCH( NXORV );
+}
+
+/* $2E BGT relative ----- */
+OP_HANDLER( bgt )
+{
+ BRANCH( !(NXORV || (CC&CC_Z)) );
+}
+
+/* $102E LBGT relative ----- */
+OP_HANDLER( lbgt )
+{
+ LBRANCH( !(NXORV || (CC&CC_Z)) );
+}
+
+/* $2F BLE relative ----- */
+OP_HANDLER( ble )
+{
+ BRANCH( (NXORV || (CC&CC_Z)) );
+}
+
+/* $102F LBLE relative ----- */
+OP_HANDLER( lble )
+{
+ LBRANCH( (NXORV || (CC&CC_Z)) );
+}
+
+#define REGREG_PREAMBLE \
+ IMMBYTE(tb); \
+ if( (tb^(tb>>4)) & 0x08 ) \
+ {promote = TRUE;} \
+ switch(tb>>4) { \
+ case 0: src16Reg = &D; large = TRUE; break; \
+ case 1: src16Reg = &X; large = TRUE; break; \
+ case 2: src16Reg = &Y; large = TRUE; break; \
+ case 3: src16Reg = &U; large = TRUE; break; \
+ case 4: src16Reg = &S; large = TRUE; break; \
+ case 5: src16Reg = &PC; large = TRUE; break; \
+ case 6: src16Reg = &W; large = TRUE; break; \
+ case 7: src16Reg = &V; large = TRUE; break; \
+ case 8: if (promote) src16Reg = &D; else src8Reg = &A; break; \
+ case 9: if (promote) src16Reg = &D; else src8Reg = &B; break; \
+ case 10: if (promote) src16Reg = &z16; else src8Reg = &CC; break; \
+ case 11: if (promote) src16Reg = &z16; else src8Reg = &DP; break; \
+ case 12: if (promote) src16Reg = &z16; else src8Reg = &z8; break; \
+ case 13: if (promote) src16Reg = &z16; else src8Reg = &z8; break; \
+ case 14: if (promote) src16Reg = &W; else src8Reg = &E; break; \
+ default: if (promote) src16Reg = &W; else src8Reg = &F; break; \
+ } \
+ switch(tb&15) { \
+ case 0: dst16Reg = &D; large = TRUE; break; \
+ case 1: dst16Reg = &X; large = TRUE; break; \
+ case 2: dst16Reg = &Y; large = TRUE; break; \
+ case 3: dst16Reg = &U; large = TRUE; break; \
+ case 4: dst16Reg = &S; large = TRUE; break; \
+ case 5: dst16Reg = &PC; large = TRUE; break; \
+ case 6: dst16Reg = &W; large = TRUE; break; \
+ case 7: dst16Reg = &V; large = TRUE; break; \
+ case 8: if (promote) dst16Reg = &D; else dst8Reg = &A; break; \
+ case 9: if (promote) dst16Reg = &D; else dst8Reg = &B; break; \
+ case 10: if (promote) dst16Reg = &z16; else dst8Reg = &CC; break; \
+ case 11: if (promote) dst16Reg = &z16; else dst8Reg = &DP; break; \
+ case 12: if (promote) dst16Reg = &z16; else dst8Reg = &z8; break; \
+ case 13: if (promote) dst16Reg = &z16; else dst8Reg = &z8; break; \
+ case 14: if (promote) dst16Reg = &W; else dst8Reg = &E; break; \
+ default: if (promote) dst16Reg = &W; else dst8Reg = &F; break; \
+ } \
+
+/* $1030 addr_r r1 + r2 -> r2 */
+
+OP_HANDLER( addr_r )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = *src16Reg + *dst16Reg;
+ CLR_NZVC;
+ *dst16Reg = r16;
+ SET_FLAGS16(*src16Reg,*dst16Reg,r16);
+ }
+ else
+ {
+ r8 = *src8Reg + *dst8Reg;
+ CLR_NZVC;
+ /* SET_H(*src8Reg,*src8Reg,r8);*/ /*Experimentation prooved this not to be the case */
+ *dst8Reg = r8;
+ SET_FLAGS8(*src8Reg,*dst8Reg,r8);
+ }
+}
+
+OP_HANDLER( adcr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = *src16Reg + *dst16Reg + (CC & CC_C);
+ CLR_NZVC;
+ *dst16Reg = r16;
+ SET_FLAGS16(*src16Reg,*dst16Reg,r16);
+ }
+ else
+ {
+ r8 = *src8Reg + *dst8Reg + (CC & CC_C);
+ CLR_NZVC;
+ /* SET_H(*src8Reg,*src8Reg,r8);*/ /*Experimentation prooved this not to be the case */
+ *dst8Reg = r8;
+ SET_FLAGS8(*src8Reg,*dst8Reg,r8);
+ }
+}
+
+/* $1032 SUBR r1 - r2 -> r2 */
+OP_HANDLER( subr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = (UINT32)*dst16Reg - (UINT32)*src16Reg;
+ CLR_NZVC;
+ *dst16Reg = r16;
+ SET_FLAGS16((UINT32)*dst16Reg,(UINT32)*src16Reg,r16);
+ }
+ else
+ {
+ r8 = *dst8Reg - *src8Reg;
+ CLR_NZVC;
+ *dst8Reg = r8;
+ SET_FLAGS8(*dst8Reg,*src8Reg,r8);
+ }
+}
+
+/* $1033 SBCR r1 - r2 - C -> r2 */
+OP_HANDLER( sbcr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = (UINT32)*dst16Reg - (UINT32)*src16Reg - (CC & CC_C);
+ CLR_NZVC;
+ *dst16Reg = r16;
+ SET_FLAGS16((UINT32)*dst16Reg,(UINT32)*src16Reg,r16);
+ }
+ else
+ {
+ r8 = *dst8Reg - *src8Reg - (CC & CC_C);
+ CLR_NZVC;
+ *dst8Reg = r8;
+ SET_FLAGS8(*dst8Reg,*src8Reg,r8);
+ }
+}
+
+/* $1034 ANDR r1 & r2 -> r2 */
+OP_HANDLER( andr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = *src16Reg & *dst16Reg;
+ CLR_NZV;
+ *dst16Reg = r16;
+ SET_NZ16(r16);
+ }
+ else
+ {
+ r8 = *src8Reg & *dst8Reg;
+ CLR_NZV;
+ *dst8Reg = r8;
+ SET_NZ8(r8);
+ }
+}
+
+/* $1035 ORR r1 | r2 -> r2 */
+OP_HANDLER( orr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = *src16Reg | *dst16Reg;
+ CLR_NZV;
+ *dst16Reg = r16;
+ SET_NZ16(r16);
+ }
+ else
+ {
+ r8 = *src8Reg | *dst8Reg;
+ CLR_NZV;
+ *dst8Reg = r8;
+ SET_NZ8(r8);
+ }
+}
+
+/* $1036 EORR r1 ^ r2 -> r2 */
+OP_HANDLER( eorr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = *src16Reg ^ *dst16Reg;
+ CLR_NZV;
+ *dst16Reg = r16;
+ SET_NZ16(r16);
+ }
+ else
+ {
+ r8 = *src8Reg ^ *dst8Reg;
+ CLR_NZV;
+ *dst8Reg = r8;
+ SET_NZ8(r8);
+ }
+}
+
+/* $1037 CMPR r1 - r2 */
+OP_HANDLER( cmpr )
+{
+ UINT8 tb, z8 = 0;
+ UINT16 z16 = 0, r8;
+ UINT32 r16;
+ UINT8 *src8Reg = NULL, *dst8Reg = NULL;
+ UINT16 *src16Reg = NULL, *dst16Reg = NULL;
+ int promote = FALSE, large = FALSE;
+
+ REGREG_PREAMBLE;
+
+ if ( large )
+ {
+ r16 = (UINT32)*dst16Reg - (UINT32)*src16Reg;
+ CLR_NZVC;
+ SET_FLAGS16((UINT32)*dst16Reg,(UINT32)*src16Reg,r16);
+ }
+ else
+ {
+ r8 = *dst8Reg - *src8Reg;
+ CLR_NZVC;
+ SET_FLAGS8(*dst8Reg,*src8Reg,r8);
+ }
+}
+
+/* $1138 TFM R0+,R1+ */
+OP_HANDLER( tfmpp )
+{
+ UINT8 tb, srcValue = 0;
+
+ IMMBYTE(tb);
+
+ if ( W != 0 )
+ {
+ switch(tb>>4) {
+ case 0: srcValue = RM(D++); break;
+ case 1: srcValue = RM(X++); break;
+ case 2: srcValue = RM(Y++); break;
+ case 3: srcValue = RM(U++); break;
+ case 4: srcValue = RM(S++); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ switch(tb&15) {
+ case 0: WM(D++, srcValue); break;
+ case 1: WM(X++, srcValue); break;
+ case 2: WM(Y++, srcValue); break;
+ case 3: WM(U++, srcValue); break;
+ case 4: WM(S++, srcValue); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ PCD = PCD - 3;
+ W--;
+ }
+ else
+ m68_state->icount -= 6; /* Needs six aditional cycles to get the 6+3n */
+}
+
+/* $1139 TFM R0-,R1- */
+OP_HANDLER( tfmmm )
+{
+ UINT8 tb, srcValue = 0;
+
+ IMMBYTE(tb);
+
+ if ( W != 0 )
+ {
+ switch(tb>>4) {
+ case 0: srcValue = RM(D--); break;
+ case 1: srcValue = RM(X--); break;
+ case 2: srcValue = RM(Y--); break;
+ case 3: srcValue = RM(U--); break;
+ case 4: srcValue = RM(S--); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ switch(tb&15) {
+ case 0: WM(D--, srcValue); break;
+ case 1: WM(X--, srcValue); break;
+ case 2: WM(Y--, srcValue); break;
+ case 3: WM(U--, srcValue); break;
+ case 4: WM(S--, srcValue); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ PCD = PCD - 3;
+ W--;
+ }
+ else
+ m68_state->icount -= 6; /* Needs six aditional cycles to get the 6+3n */
+}
+
+/* $113A TFM R0+,R1 */
+OP_HANDLER( tfmpc )
+{
+ UINT8 tb, srcValue = 0;
+
+ IMMBYTE(tb);
+
+ if ( W != 0 )
+ {
+ switch(tb>>4) {
+ case 0: srcValue = RM(D++); break;
+ case 1: srcValue = RM(X++); break;
+ case 2: srcValue = RM(Y++); break;
+ case 3: srcValue = RM(U++); break;
+ case 4: srcValue = RM(S++); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ switch(tb&15) {
+ case 0: WM(D, srcValue); break;
+ case 1: WM(X, srcValue); break;
+ case 2: WM(Y, srcValue); break;
+ case 3: WM(U, srcValue); break;
+ case 4: WM(S, srcValue); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ PCD = PCD - 3;
+ W--;
+ }
+ else
+ m68_state->icount -= 6; /* Needs six aditional cycles to get the 6+3n */
+}
+
+/* $113B TFM R0,R1+ */
+OP_HANDLER( tfmcp )
+{
+ UINT8 tb, srcValue = 0;
+
+ IMMBYTE(tb);
+
+ if ( W != 0 )
+ {
+ switch(tb>>4) {
+ case 0: srcValue = RM(D); break;
+ case 1: srcValue = RM(X); break;
+ case 2: srcValue = RM(Y); break;
+ case 3: srcValue = RM(U); break;
+ case 4: srcValue = RM(S); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ switch(tb&15) {
+ case 0: WM(D++, srcValue); break;
+ case 1: WM(X++, srcValue); break;
+ case 2: WM(Y++, srcValue); break;
+ case 3: WM(U++, srcValue); break;
+ case 4: WM(S++, srcValue); break;
+ default: IIError(m68_state); return; /* reg PC through F */
+ }
+
+ PCD = PCD - 3;
+ W--;
+ }
+ else
+ m68_state->icount -= 6; /* Needs six aditional cycles to get the 6+3n */
+}
+
+/* $30 LEAX indexed --*-- */
+OP_HANDLER( leax )
+{
+ fetch_effective_address(m68_state);
+ X = EA;
+ CLR_Z;
+ SET_Z(X);
+}
+
+/* $31 LEAY indexed --*-- */
+OP_HANDLER( leay )
+{
+ fetch_effective_address(m68_state);
+ Y = EA;
+ CLR_Z;
+ SET_Z(Y);
+}
+
+/* $32 LEAS indexed ----- */
+OP_HANDLER( leas )
+{
+ fetch_effective_address(m68_state);
+ S = EA;
+ m68_state->int_state |= M6809_LDS;
+}
+
+/* $33 LEAU indexed ----- */
+OP_HANDLER( leau )
+{
+ fetch_effective_address(m68_state);
+ U = EA;
+}
+
+/* $34 PSHS inherent ----- */
+OP_HANDLER( pshs )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ if( t&0x80 ) { PUSHWORD(pPC); m68_state->icount -= 2; }
+ if( t&0x40 ) { PUSHWORD(pU); m68_state->icount -= 2; }
+ if( t&0x20 ) { PUSHWORD(pY); m68_state->icount -= 2; }
+ if( t&0x10 ) { PUSHWORD(pX); m68_state->icount -= 2; }
+ if( t&0x08 ) { PUSHBYTE(DP); m68_state->icount -= 1; }
+ if( t&0x04 ) { PUSHBYTE(B); m68_state->icount -= 1; }
+ if( t&0x02 ) { PUSHBYTE(A); m68_state->icount -= 1; }
+ if( t&0x01 ) { PUSHBYTE(CC); m68_state->icount -= 1; }
+}
+
+/* $1038 PSHSW inherent ----- */
+OP_HANDLER( pshsw )
+{
+ PUSHWORD(pW);
+}
+
+/* $103a PSHUW inherent ----- */
+OP_HANDLER( pshuw )
+{
+ PSHUWORD(pW);
+}
+
+/* $35 PULS inherent ----- */
+OP_HANDLER( puls )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ if( t&0x01 ) { PULLBYTE(CC); m68_state->icount -= 1; }
+ if( t&0x02 ) { PULLBYTE(A); m68_state->icount -= 1; }
+ if( t&0x04 ) { PULLBYTE(B); m68_state->icount -= 1; }
+ if( t&0x08 ) { PULLBYTE(DP); m68_state->icount -= 1; }
+ if( t&0x10 ) { PULLWORD(XD); m68_state->icount -= 2; }
+ if( t&0x20 ) { PULLWORD(YD); m68_state->icount -= 2; }
+ if( t&0x40 ) { PULLWORD(UD); m68_state->icount -= 2; }
+ if( t&0x80 ) { PULLWORD(PCD); m68_state->icount -= 2; }
+
+ /* HJB 990225: moved check after all PULLs */
+ if( t&0x01 ) { check_irq_lines(m68_state); }
+}
+
+/* $1039 PULSW inherent ----- */
+OP_HANDLER( pulsw )
+{
+ PULLWORD(W);
+}
+
+/* $103b PULUW inherent ----- */
+OP_HANDLER( puluw )
+{
+ PULUWORD(W);
+}
+
+/* $36 PSHU inherent ----- */
+OP_HANDLER( pshu )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ if( t&0x80 ) { PSHUWORD(pPC); m68_state->icount -= 2; }
+ if( t&0x40 ) { PSHUWORD(pS); m68_state->icount -= 2; }
+ if( t&0x20 ) { PSHUWORD(pY); m68_state->icount -= 2; }
+ if( t&0x10 ) { PSHUWORD(pX); m68_state->icount -= 2; }
+ if( t&0x08 ) { PSHUBYTE(DP); m68_state->icount -= 1; }
+ if( t&0x04 ) { PSHUBYTE(B); m68_state->icount -= 1; }
+ if( t&0x02 ) { PSHUBYTE(A); m68_state->icount -= 1; }
+ if( t&0x01 ) { PSHUBYTE(CC); m68_state->icount -= 1; }
+}
+
+/* 37 PULU inherent ----- */
+OP_HANDLER( pulu )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ if( t&0x01 ) { PULUBYTE(CC); m68_state->icount -= 1; }
+ if( t&0x02 ) { PULUBYTE(A); m68_state->icount -= 1; }
+ if( t&0x04 ) { PULUBYTE(B); m68_state->icount -= 1; }
+ if( t&0x08 ) { PULUBYTE(DP); m68_state->icount -= 1; }
+ if( t&0x10 ) { PULUWORD(XD); m68_state->icount -= 2; }
+ if( t&0x20 ) { PULUWORD(YD); m68_state->icount -= 2; }
+ if( t&0x40 ) { PULUWORD(SD); m68_state->icount -= 2; }
+ if( t&0x80 ) { PULUWORD(PCD); m68_state->icount -= 2; }
+
+ /* HJB 990225: moved check after all PULLs */
+ if( t&0x01 ) { check_irq_lines(m68_state); }
+}
+
+/* $38 ILLEGAL */
+
+/* $39 RTS inherent ----- */
+OP_HANDLER( rts )
+{
+ PULLWORD(PCD);
+}
+
+/* $3A ABX inherent ----- */
+OP_HANDLER( abx )
+{
+ X += B;
+}
+
+/* $3B RTI inherent ##### */
+OP_HANDLER( rti )
+{
+ UINT8 t;
+ PULLBYTE(CC);
+ t = CC & CC_E; /* HJB 990225: entire state saved? */
+ if(t)
+ {
+ m68_state->icount -= 9;
+ PULLBYTE(A);
+ PULLBYTE(B);
+ if ( MD & MD_EM )
+ {
+ PULLBYTE(E);
+ PULLBYTE(F);
+ m68_state->icount -= 2;
+ }
+ PULLBYTE(DP);
+ PULLWORD(XD);
+ PULLWORD(YD);
+ PULLWORD(UD);
+ }
+ PULLWORD(PCD);
+ check_irq_lines(m68_state); /* HJB 990116 */
+}
+
+/* $3C CWAI inherent ----1 */
+OP_HANDLER( cwai )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ CC &= t;
+ /*
+ * CWAI stacks the entire machine state on the hardware stack,
+ * then waits for an interrupt; when the interrupt is taken
+ * later, the state is *not* saved again after CWAI.
+ */
+ CC |= CC_E; /* HJB 990225: save entire state */
+ PUSHWORD(pPC);
+ PUSHWORD(pU);
+ PUSHWORD(pY);
+ PUSHWORD(pX);
+ PUSHBYTE(DP);
+ if ( MD & MD_EM )
+ {
+ PUSHBYTE(E);
+ PUSHBYTE(F);
+ }
+ PUSHBYTE(B);
+ PUSHBYTE(A);
+ PUSHBYTE(CC);
+ m68_state->int_state |= M6809_CWAI; /* HJB 990228 */
+ check_irq_lines(m68_state); /* HJB 990116 */
+ if( m68_state->int_state & M6809_CWAI )
+ if( m68_state->icount > 0 )
+ m68_state->icount = 0;
+}
+
+/* $3D MUL inherent --*-@ */
+OP_HANDLER( mul )
+{
+ UINT16 t;
+ t = A * B;
+ CLR_ZC; SET_Z16(t); if(t&0x80) SEC;
+ D = t;
+}
+
+/* $3E ILLEGAL */
+
+/* $3F SWI (SWI2 SWI3) absolute indirect ----- */
+OP_HANDLER( swi )
+{
+ CC |= CC_E; /* HJB 980225: save entire state */
+ PUSHWORD(pPC);
+ PUSHWORD(pU);
+ PUSHWORD(pY);
+ PUSHWORD(pX);
+ PUSHBYTE(DP);
+ if ( MD & MD_EM )
+ {
+ PUSHBYTE(F);
+ PUSHBYTE(E);
+ }
+ PUSHBYTE(B);
+ PUSHBYTE(A);
+ PUSHBYTE(CC);
+ CC |= CC_IF | CC_II; /* inhibit FIRQ and IRQ */
+ PCD=RM16(m68_state, 0xfffa);
+}
+
+/* $1130 BAND */
+
+#define decodePB_tReg(n) (((n) >> 6) & 0x03)
+#define decodePB_src(n) (((n) >> 3) & 0x07)
+#define decodePB_dst(n) (((n) >> 0) & 0x07)
+
+static const UINT8 bitTable[] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 };
+
+OP_HANDLER( band )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)] ) && ( db & bitTable[decodePB_src(pb)] ))
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1131 BIAND */
+
+OP_HANDLER( biand )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)] ) && ( (~db) & bitTable[decodePB_src(pb)] ))
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1132 BOR */
+
+OP_HANDLER( bor )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)] ) || ( db & bitTable[decodePB_src(pb)] ))
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1133 BIOR */
+
+OP_HANDLER( bior )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)] ) || ( (~db) & bitTable[decodePB_src(pb)] ))
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1134 BEOR */
+
+OP_HANDLER( beor )
+{
+ UINT8 pb;
+ UINT16 db;
+ UINT8 tReg, tMem;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ tReg = *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)];
+ tMem = db & bitTable[decodePB_src(pb)];
+
+ if ( (tReg || tMem ) && !(tReg && tMem) )
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1135 BIEOR */
+
+OP_HANDLER( bieor )
+{
+ UINT8 pb;
+ UINT16 db;
+ UINT8 tReg, tMem;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ tReg = *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)];
+ tMem = (~db) & bitTable[decodePB_src(pb)];
+
+ if ( (tReg || tMem ) && !(tReg && tMem) )
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1133 LDBT */
+
+OP_HANDLER( ldbt )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( db & bitTable[decodePB_src(pb)] ) )
+ *(m68_state->regTable[decodePB_tReg(pb)]) |= bitTable[decodePB_dst(pb)];
+ else
+ *(m68_state->regTable[decodePB_tReg(pb)]) &= (~bitTable[decodePB_dst(pb)]);
+}
+
+/* $1134 STBT */
+
+OP_HANDLER( stbt )
+{
+ UINT8 pb;
+ UINT16 db;
+
+ IMMBYTE(pb);
+
+ DIRBYTE(db);
+
+ if ( ( *(m68_state->regTable[decodePB_tReg(pb)]) & bitTable[decodePB_dst(pb)] ) )
+ WM( EAD, db | bitTable[decodePB_src(pb)] );
+ else
+ WM( EAD, db & (~bitTable[decodePB_src(pb)]) );
+}
+
+/* $103F SWI2 absolute indirect ----- */
+OP_HANDLER( swi2 )
+{
+ CC |= CC_E; /* HJB 980225: save entire state */
+ PUSHWORD(pPC);
+ PUSHWORD(pU);
+ PUSHWORD(pY);
+ PUSHWORD(pX);
+ PUSHBYTE(DP);
+ if ( MD & MD_EM )
+ {
+ PUSHBYTE(F);
+ PUSHBYTE(E);
+ }
+ PUSHBYTE(B);
+ PUSHBYTE(A);
+ PUSHBYTE(CC);
+ PCD = RM16(m68_state, 0xfff4);
+}
+
+/* $113F SWI3 absolute indirect ----- */
+OP_HANDLER( swi3 )
+{
+ CC |= CC_E; /* HJB 980225: save entire state */
+ PUSHWORD(pPC);
+ PUSHWORD(pU);
+ PUSHWORD(pY);
+ PUSHWORD(pX);
+ PUSHBYTE(DP);
+ if ( MD & MD_EM )
+ {
+ PUSHBYTE(F);
+ PUSHBYTE(E);
+ }
+ PUSHBYTE(B);
+ PUSHBYTE(A);
+ PUSHBYTE(CC);
+ PCD = RM16(m68_state, 0xfff2);
+}
+
+/* $40 NEGA inherent ?**** */
+OP_HANDLER( nega )
+{
+ UINT16 r;
+ r = -A;
+ CLR_NZVC;
+ SET_FLAGS8(0,A,r);
+ A = r;
+}
+
+/* $41 ILLEGAL */
+
+/* $42 ILLEGAL */
+
+/* $43 COMA inherent -**01 */
+OP_HANDLER( coma )
+{
+ A = ~A;
+ CLR_NZV;
+ SET_NZ8(A);
+ SEC;
+}
+
+/* $44 LSRA inherent -0*-* */
+OP_HANDLER( lsra )
+{
+ CLR_NZC;
+ CC |= (A & CC_C);
+ A >>= 1;
+ SET_Z8(A);
+}
+
+/* $45 ILLEGAL */
+
+/* $46 RORA inherent -**-* */
+OP_HANDLER( rora )
+{
+ UINT8 r;
+ r = (CC & CC_C) << 7;
+ CLR_NZC;
+ CC |= (A & CC_C);
+ r |= A >> 1;
+ SET_NZ8(r);
+ A = r;
+}
+
+/* $47 ASRA inherent ?**-* */
+OP_HANDLER( asra )
+{
+ CLR_NZC;
+ CC |= (A & CC_C);
+ A = (A & 0x80) | (A >> 1);
+ SET_NZ8(A);
+}
+
+/* $48 ASLA inherent ?**** */
+OP_HANDLER( asla )
+{
+ UINT16 r;
+ r = A << 1;
+ CLR_NZVC;
+ SET_FLAGS8(A,A,r);
+ A = r;
+}
+
+/* $49 ROLA inherent -**** */
+OP_HANDLER( rola )
+{
+ UINT16 t,r;
+ t = A;
+ r = (CC & CC_C) | (t<<1);
+ CLR_NZVC; SET_FLAGS8(t,t,r);
+ A = r;
+}
+
+/* $4A DECA inherent -***- */
+OP_HANDLER( deca )
+{
+ --A;
+ CLR_NZV;
+ SET_FLAGS8D(A);
+}
+
+/* $4B ILLEGAL */
+
+/* $4C INCA inherent -***- */
+OP_HANDLER( inca )
+{
+ ++A;
+ CLR_NZV;
+ SET_FLAGS8I(A);
+}
+
+/* $4D TSTA inherent -**0- */
+OP_HANDLER( tsta )
+{
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $4E ILLEGAL */
+
+/* $4F CLRA inherent -0100 */
+OP_HANDLER( clra )
+{
+ A = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $50 NEGB inherent ?**** */
+OP_HANDLER( negb )
+{
+ UINT16 r;
+ r = -B;
+ CLR_NZVC;
+ SET_FLAGS8(0,B,r);
+ B = r;
+}
+
+/* $1040 NEGD inherent ?**** */
+OP_HANDLER( negd )
+{
+ UINT32 r;
+ r = -D;
+ CLR_NZVC;
+ SET_FLAGS16(0,D,r);
+ D = r;
+}
+
+/* $51 ILLEGAL */
+
+/* $52 ILLEGAL */
+
+/* $53 COMB inherent -**01 */
+OP_HANDLER( comb )
+{
+ B = ~B;
+ CLR_NZV;
+ SET_NZ8(B);
+ SEC;
+}
+
+/* $1143 COME inherent -**01 */
+OP_HANDLER( come )
+{
+ E = ~E;
+ CLR_NZV;
+ SET_NZ8(E);
+ SEC;
+}
+
+/* $1153 COMF inherent -**01 */
+OP_HANDLER( comf )
+{
+ F = ~F;
+ CLR_NZV;
+ SET_NZ8(F);
+ SEC;
+}
+
+/* $1043 COMD inherent -**01 */
+OP_HANDLER( comd )
+{
+ D = ~D;
+ CLR_NZV;
+ SET_NZ16(D);
+ SEC;
+}
+
+/* $1053 COMW inherent -**01 */
+OP_HANDLER( comw )
+{
+ W = ~W;
+ CLR_NZV;
+ SET_NZ16(W);
+ SEC;
+}
+
+/* $54 LSRB inherent -0*-* */
+OP_HANDLER( lsrb )
+{
+ CLR_NZC;
+ CC |= (B & CC_C);
+ B >>= 1;
+ SET_Z8(B);
+}
+
+/* $1044 LSRD inherent -0*-* */
+OP_HANDLER( lsrd )
+{
+ CLR_NZC;
+ CC |= (B & CC_C);
+ D >>= 1;
+ SET_Z16(D);
+}
+
+/* $1054 LSRW inherent -0*-* */
+OP_HANDLER( lsrw )
+{
+ CLR_NZC;
+ CC |= (F & CC_C);
+ W >>= 1;
+ SET_Z16(W);
+}
+
+/* $55 ILLEGAL */
+
+/* $56 RORB inherent -**-* */
+OP_HANDLER( rorb )
+{
+ UINT8 r;
+ r = (CC & CC_C) << 7;
+ CLR_NZC;
+ CC |= (B & CC_C);
+ r |= B >> 1;
+ SET_NZ8(r);
+ B = r;
+}
+
+/* $1046 RORD inherent -**-* */
+OP_HANDLER( rord )
+{
+ UINT16 r;
+ r = (CC & CC_C) << 15;
+ CLR_NZC;
+ CC |= (D & CC_C);
+ r |= D >> 1;
+ SET_NZ16(r);
+ D = r;
+}
+
+/* $1056 RORW inherent -**-* */
+OP_HANDLER( rorw )
+{
+ UINT16 r;
+ r = (CC & CC_C) << 15;
+ CLR_NZC;
+ CC |= (W & CC_C);
+ r |= W >> 1;
+ SET_NZ16(r);
+ W = r;
+}
+
+/* $57 ASRB inherent ?**-* */
+OP_HANDLER( asrb )
+{
+ CLR_NZC;
+ CC |= (B & CC_C);
+ B= (B & 0x80) | (B >> 1);
+ SET_NZ8(B);
+}
+
+/* $1047 ASRD inherent ?**-* */
+OP_HANDLER( asrd )
+{
+ CLR_NZC;
+ CC |= (D & CC_C);
+ D= (D & 0x8000) | (D >> 1);
+ SET_NZ16(D);
+}
+
+/* $58 ASLB inherent ?**** */
+OP_HANDLER( aslb )
+{
+ UINT16 r;
+ r = B << 1;
+ CLR_NZVC;
+ SET_FLAGS8(B,B,r);
+ B = r;
+}
+
+/* $1048 ASLD inherent ?**** */
+OP_HANDLER( asld )
+{
+ UINT32 r;
+ r = D << 1;
+ CLR_NZVC;
+ SET_FLAGS16(D,D,r);
+ D = r;
+}
+
+/* $59 ROLB inherent -**** */
+OP_HANDLER( rolb )
+{
+ UINT16 t,r;
+ t = B;
+ r = CC & CC_C;
+ r |= t << 1;
+ CLR_NZVC;
+ SET_FLAGS8(t,t,r);
+ B = r;
+}
+
+/* $1049 ROLD inherent -**** */
+OP_HANDLER( rold )
+{
+ UINT32 t,r;
+ t = D;
+ r = CC & CC_C;
+ r |= t << 1;
+ CLR_NZVC;
+ SET_FLAGS16(t,t,r);
+ D = r;
+}
+
+/* $1059 ROLW inherent -**** */
+OP_HANDLER( rolw )
+{
+ UINT32 t,r;
+ t = W;
+ r = CC & CC_C;
+ r |= t << 1;
+ CLR_NZVC;
+ SET_FLAGS16(t,t,r);
+ W = r;
+}
+
+/* $5A DECB inherent -***- */
+OP_HANDLER( decb )
+{
+ --B;
+ CLR_NZV;
+ SET_FLAGS8D(B);
+}
+
+/* $114a DECE inherent -***- */
+OP_HANDLER( dece )
+{
+ --E;
+ CLR_NZV;
+ SET_FLAGS8D(E);
+}
+
+/* $115a DECF inherent -***- */
+OP_HANDLER( decf )
+{
+ --F;
+ CLR_NZV;
+ SET_FLAGS8D(F);
+}
+
+/* $104a DECD inherent -***- */
+OP_HANDLER( decd )
+{
+ UINT32 r;
+ r = D - 1;
+ CLR_NZVC;
+ SET_FLAGS16(D,D,r)
+ D = r;
+}
+
+/* $105a DECW inherent -***- */
+OP_HANDLER( decw )
+{
+ UINT32 r;
+ r = W - 1;
+ CLR_NZVC;
+ SET_FLAGS16(W,W,r)
+ W = r;
+}
+
+/* $5B ILLEGAL */
+
+/* $5C INCB inherent -***- */
+OP_HANDLER( incb )
+{
+ ++B;
+ CLR_NZV;
+ SET_FLAGS8I(B);
+}
+
+/* $114c INCE inherent -***- */
+OP_HANDLER( ince )
+{
+ ++E;
+ CLR_NZV;
+ SET_FLAGS8I(E);
+}
+
+/* $115c INCF inherent -***- */
+OP_HANDLER( incf )
+{
+ ++F;
+ CLR_NZV;
+ SET_FLAGS8I(F);
+}
+
+/* $104c INCD inherent -***- */
+OP_HANDLER( incd )
+{
+ UINT32 r;
+ r = D + 1;
+ CLR_NZVC;
+ SET_FLAGS16(D,D,r)
+ D = r;
+}
+
+/* $105c INCW inherent -***- */
+OP_HANDLER( incw )
+{
+ UINT32 r;
+ r = W + 1;
+ CLR_NZVC;
+ SET_FLAGS16(W,W,r)
+ W = r;
+}
+
+/* $5D TSTB inherent -**0- */
+OP_HANDLER( tstb )
+{
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $104d TSTD inherent -**0- */
+OP_HANDLER( tstd )
+{
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $105d TSTW inherent -**0- */
+OP_HANDLER( tstw )
+{
+ CLR_NZV;
+ SET_NZ16(W);
+}
+
+/* $114d TSTE inherent -**0- */
+OP_HANDLER( tste )
+{
+ CLR_NZV;
+ SET_NZ8(E);
+}
+
+/* $115d TSTF inherent -**0- */
+OP_HANDLER( tstf )
+{
+ CLR_NZV;
+ SET_NZ8(F);
+}
+
+/* $5E ILLEGAL */
+
+/* $5F CLRB inherent -0100 */
+OP_HANDLER( clrb )
+{
+ B = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $104f CLRD inherent -0100 */
+OP_HANDLER( clrd )
+{
+ D = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $114f CLRE inherent -0100 */
+OP_HANDLER( clre )
+{
+ E = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $115f CLRF inherent -0100 */
+OP_HANDLER( clrf )
+{
+ F = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $105f CLRW inherent -0100 */
+OP_HANDLER( clrw )
+{
+ W = 0;
+ CLR_NZVC; SEZ;
+}
+
+/* $60 NEG indexed ?**** */
+OP_HANDLER( neg_ix )
+{
+ UINT16 r,t;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r=-t;
+ CLR_NZVC;
+ SET_FLAGS8(0,t,r);
+ WM(EAD,r);
+}
+
+/* $61 OIM indexed */
+OP_HANDLER( oim_ix )
+{
+ UINT8 r,im;
+ IMMBYTE(im);
+ fetch_effective_address(m68_state);
+ r = im | RM(EAD);
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $62 AIM indexed */
+OP_HANDLER( aim_ix )
+{
+ UINT8 r,im;
+ IMMBYTE(im);
+ fetch_effective_address(m68_state);
+ r = im & RM(EAD);
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $63 COM indexed -**01 */
+OP_HANDLER( com_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t = ~RM(EAD);
+ CLR_NZV;
+ SET_NZ8(t);
+ SEC;
+ WM(EAD,t);
+}
+
+/* $64 LSR indexed -0*-* */
+OP_HANDLER( lsr_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+ CLR_NZC;
+ CC |= (t & CC_C);
+ t>>=1; SET_Z8(t);
+ WM(EAD,t);
+}
+
+/* $65 EIM indexed */
+OP_HANDLER( eim_ix )
+{
+ UINT8 r,im;
+ IMMBYTE(im);
+ fetch_effective_address(m68_state);
+ r = im ^ RM(EAD);
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+/* $66 ROR indexed -**-* */
+OP_HANDLER( ror_ix )
+{
+ UINT8 t,r;
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+ r = (CC & CC_C) << 7;
+ CLR_NZC;
+ CC |= (t & CC_C);
+ r |= t>>1; SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $67 ASR indexed ?**-* */
+OP_HANDLER( asr_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+ CLR_NZC;
+ CC |= (t & CC_C);
+ t=(t&0x80)|(t>>1);
+ SET_NZ8(t);
+ WM(EAD,t);
+}
+
+/* $68 ASL indexed ?**** */
+OP_HANDLER( asl_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+ r = t << 1;
+ CLR_NZVC;
+ SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $69 ROL indexed -**** */
+OP_HANDLER( rol_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+ r = CC & CC_C;
+ r |= t << 1;
+ CLR_NZVC;
+ SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $6A DEC indexed -***- */
+OP_HANDLER( dec_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t = RM(EAD) - 1;
+ CLR_NZV; SET_FLAGS8D(t);
+ WM(EAD,t);
+}
+
+/* $6B TIM indexed */
+OP_HANDLER( tim_ix )
+{
+ UINT8 r,im,m;
+ IMMBYTE(im);
+ fetch_effective_address(m68_state);
+ m = RM(EAD);
+ r = im & m;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $6C INC indexed -***- */
+OP_HANDLER( inc_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t = RM(EAD) + 1;
+ CLR_NZV; SET_FLAGS8I(t);
+ WM(EAD,t);
+}
+
+/* $6D TST indexed -**0- */
+OP_HANDLER( tst_ix )
+{
+ UINT8 t;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ CLR_NZV;
+ SET_NZ8(t);
+}
+
+/* $6E JMP indexed ----- */
+OP_HANDLER( jmp_ix )
+{
+ fetch_effective_address(m68_state);
+ PCD = EAD;
+}
+
+/* $6F CLR indexed -0100 */
+OP_HANDLER( clr_ix )
+{
+ fetch_effective_address(m68_state);
+ (void)RM(EAD);
+ WM(EAD,0);
+ CLR_NZVC; SEZ;
+}
+
+/* $70 NEG extended ?**** */
+OP_HANDLER( neg_ex )
+{
+ UINT16 r,t;
+ EXTBYTE(t); r=-t;
+ CLR_NZVC; SET_FLAGS8(0,t,r);
+ WM(EAD,r);
+}
+
+/* $71 OIM extended */
+OP_HANDLER( oim_ex )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ EXTBYTE(t);
+ r = im | t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $72 AIM extended */
+OP_HANDLER( aim_ex )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ EXTBYTE(t);
+ r = im & t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $73 COM extended -**01 */
+OP_HANDLER( com_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); t = ~t;
+ CLR_NZV; SET_NZ8(t); SEC;
+ WM(EAD,t);
+}
+
+/* $74 LSR extended -0*-* */
+OP_HANDLER( lsr_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); CLR_NZC; CC |= (t & CC_C);
+ t>>=1; SET_Z8(t);
+ WM(EAD,t);
+}
+
+/* $75 EIM extended */
+OP_HANDLER( eim_ex )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ EXTBYTE(t);
+ r = im ^ t;
+ CLR_NZV;
+ SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $76 ROR extended -**-* */
+OP_HANDLER( ror_ex )
+{
+ UINT8 t,r;
+ EXTBYTE(t); r=(CC & CC_C) << 7;
+ CLR_NZC; CC |= (t & CC_C);
+ r |= t>>1; SET_NZ8(r);
+ WM(EAD,r);
+}
+
+/* $77 ASR extended ?**-* */
+OP_HANDLER( asr_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); CLR_NZC; CC |= (t & CC_C);
+ t=(t&0x80)|(t>>1);
+ SET_NZ8(t);
+ WM(EAD,t);
+}
+
+/* $78 ASL extended ?**** */
+OP_HANDLER( asl_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t); r=t<<1;
+ CLR_NZVC; SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $79 ROL extended -**** */
+OP_HANDLER( rol_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t); r = (CC & CC_C) | (t << 1);
+ CLR_NZVC; SET_FLAGS8(t,t,r);
+ WM(EAD,r);
+}
+
+/* $7A DEC extended -***- */
+OP_HANDLER( dec_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); --t;
+ CLR_NZV; SET_FLAGS8D(t);
+ WM(EAD,t);
+}
+
+/* $7B TIM extended */
+OP_HANDLER( tim_ex )
+{
+ UINT8 r,t,im;
+ IMMBYTE(im);
+ EXTBYTE(t);
+ r = im & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $7C INC extended -***- */
+OP_HANDLER( inc_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); ++t;
+ CLR_NZV; SET_FLAGS8I(t);
+ WM(EAD,t);
+}
+
+/* $7D TST extended -**0- */
+OP_HANDLER( tst_ex )
+{
+ UINT8 t;
+ EXTBYTE(t); CLR_NZV; SET_NZ8(t);
+}
+
+/* $7E JMP extended ----- */
+OP_HANDLER( jmp_ex )
+{
+ EXTENDED;
+ PCD = EAD;
+}
+
+/* $7F CLR extended -0100 */
+OP_HANDLER( clr_ex )
+{
+ EXTENDED;
+ (void)RM(EAD);
+ WM(EAD,0);
+ CLR_NZVC; SEZ;
+}
+
+/* $80 SUBA immediate ?**** */
+OP_HANDLER( suba_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $81 CMPA immediate ?**** */
+OP_HANDLER( cmpa_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+}
+
+/* $82 SBCA immediate ?**** */
+OP_HANDLER( sbca_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = A - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $83 SUBD (CMPD CMPU) immediate -**** */
+OP_HANDLER( subd_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $1080 SUBW immediate -**** */
+OP_HANDLER( subw_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $1083 CMPD immediate -**** */
+OP_HANDLER( cmpd_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $1081 CMPW immediate -**** */
+OP_HANDLER( cmpw_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $1183 CMPU immediate -**** */
+OP_HANDLER( cmpu_im )
+{
+ UINT32 r, d;
+ PAIR b;
+ IMMWORD(b);
+ d = U;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $84 ANDA immediate -**0- */
+OP_HANDLER( anda_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ A &= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $85 BITA immediate -**0- */
+OP_HANDLER( bita_im )
+{
+ UINT8 t,r;
+ IMMBYTE(t);
+ r = A & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $86 LDA immediate -**0- */
+OP_HANDLER( lda_im )
+{
+ IMMBYTE(A);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $88 EORA immediate -**0- */
+OP_HANDLER( eora_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ A ^= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $89 ADCA immediate ***** */
+OP_HANDLER( adca_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = A + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $8A ORA immediate -**0- */
+OP_HANDLER( ora_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ A |= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $8B ADDA immediate ***** */
+OP_HANDLER( adda_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = A + t;
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $8C CMPX (CMPY CMPS) immediate -**** */
+OP_HANDLER( cmpx_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = X;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $108C CMPY immediate -**** */
+OP_HANDLER( cmpy_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = Y;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $118C CMPS immediate -**** */
+OP_HANDLER( cmps_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = S;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $8D BSR ----- */
+OP_HANDLER( bsr )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ PUSHWORD(pPC);
+ PC += SIGNED(t);
+}
+
+/* $8E LDX (LDY) immediate -**0- */
+OP_HANDLER( ldx_im )
+{
+ IMMWORD(pX);
+ CLR_NZV;
+ SET_NZ16(X);
+}
+
+/* $CD LDQ immediate -**0- */
+OP_HANDLER( ldq_im )
+{
+ PAIR q;
+
+ IMMLONG(q);
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $108E LDY immediate -**0- */
+OP_HANDLER( ldy_im )
+{
+ IMMWORD(pY);
+ CLR_NZV;
+ SET_NZ16(Y);
+}
+
+/* $118f MULD immediate */
+OP_HANDLER( muld_im )
+{
+ PAIR t, q;
+
+ IMMWORD( t );
+ q.d = (INT16) D * (INT16)t.w.l;
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZVC;
+ SET_NZ16(D);
+}
+
+/* $118d DIVD immediate */
+OP_HANDLER( divd_im )
+{
+ UINT8 t;
+ INT16 v, oldD;
+
+ IMMBYTE( t );
+
+ if( t != 0 )
+ {
+ oldD = D;
+ v = (INT16) D / (INT8) t;
+ A = (INT16) D % (INT8) t;
+ B = v;
+
+ CLR_NZVC;
+ SET_NZ8(B);
+
+ if( B & 0x01 )
+ SEC;
+
+ if( (INT16)D < 0 )
+ SEN;
+
+ if ( (v > 127) || (v < -128) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 255) || (v < -256) ) /* hard overflow - division is aborted */
+ {
+ SET_NZ16( oldD );
+ D = abs( oldD );
+ }
+ }
+ }
+ else
+ {
+ m68_state->icount -= 8;
+ DZError(m68_state);
+ }
+}
+
+/* $118e DIVQ immediate */
+OP_HANDLER( divq_im )
+{
+ PAIR t,q, oldQ;
+ INT32 v;
+
+ IMMWORD( t );
+
+ q.w.h = D;
+ q.w.l = W;
+
+ if( t.w.l != 0 )
+ {
+ oldQ = q;
+
+ v = (INT32) q.d / (INT16) t.w.l;
+ D = (INT32) q.d % (INT16) t.w.l;
+ W = v;
+
+ CLR_NZVC;
+ SET_NZ16(W);
+
+ if( W & 0x0001 )
+ SEC;
+
+ if ( (v > 32768) || (v < -32767) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 65536 ) || (v < -65535 ) ) /* hard overflow - division is aborted */
+ {
+ if( (INT32)oldQ.d < 0 )
+ SEN;
+ else if( oldQ.d == 0 )
+ SEZ;
+
+ t.w.l = abs( t.w.l );
+ D = oldQ.w.h;
+ W = oldQ.w.l;
+ }
+ }
+ }
+ else
+ DZError(m68_state);
+}
+
+/* $90 SUBA direct ?**** */
+OP_HANDLER( suba_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $91 CMPA direct ?**** */
+OP_HANDLER( cmpa_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+}
+
+/* $92 SBCA direct ?**** */
+OP_HANDLER( sbca_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = A - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $93 SUBD (CMPD CMPU) direct -**** */
+OP_HANDLER( subd_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $1090 SUBW direct -**** */
+OP_HANDLER( subw_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $1093 CMPD direct -**** */
+OP_HANDLER( cmpd_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $1091 CMPW direct -**** */
+OP_HANDLER( cmpw_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $1193 CMPU direct -**** */
+OP_HANDLER( cmpu_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = U;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(U,b.d,r);
+}
+
+/* $94 ANDA direct -**0- */
+OP_HANDLER( anda_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ A &= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $95 BITA direct -**0- */
+OP_HANDLER( bita_di )
+{
+ UINT8 t,r;
+ DIRBYTE(t);
+ r = A & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $96 LDA direct -**0- */
+OP_HANDLER( lda_di )
+{
+ DIRBYTE(A);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $97 STA direct -**0- */
+OP_HANDLER( sta_di )
+{
+ CLR_NZV;
+ SET_NZ8(A);
+ DIRECT;
+ WM(EAD,A);
+}
+
+/* $98 EORA direct -**0- */
+OP_HANDLER( eora_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ A ^= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $99 ADCA direct ***** */
+OP_HANDLER( adca_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = A + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $9A ORA direct -**0- */
+OP_HANDLER( ora_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ A |= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $9B ADDA direct ***** */
+OP_HANDLER( adda_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = A + t;
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $9C CMPX (CMPY CMPS) direct -**** */
+OP_HANDLER( cmpx_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = X;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $109C CMPY direct -**** */
+OP_HANDLER( cmpy_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = Y;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $119C CMPS direct -**** */
+OP_HANDLER( cmps_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = S;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $9D JSR direct ----- */
+OP_HANDLER( jsr_di )
+{
+ DIRECT;
+ PUSHWORD(pPC);
+ PCD = EAD;
+}
+
+/* $9E LDX (LDY) direct -**0- */
+OP_HANDLER( ldx_di )
+{
+ DIRWORD(pX);
+ CLR_NZV;
+ SET_NZ16(X);
+}
+
+/* $119f MULD direct -**0- */
+OP_HANDLER( muld_di )
+{
+ PAIR t,q;
+
+ DIRWORD(t);
+ q.d = (INT16) D * (INT16)t.w.l;
+
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZVC;
+ SET_NZ16(D);
+}
+
+/* $119d DIVD direct -**0- */
+OP_HANDLER( divd_di )
+{
+ UINT8 t;
+ INT16 v, oldD;
+
+ DIRBYTE(t);
+
+ if( t != 0 )
+ {
+ oldD = D;
+ v = (INT16) D / (INT8) t;
+ A = (INT16) D % (INT8) t;
+ B = v;
+
+ CLR_NZVC;
+ SET_NZ8(B);
+
+ if( B & 0x01 )
+ SEC;
+
+ if( (INT16)D < 0 )
+ SEN;
+
+ if ( (v > 127) || (v < -128) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 255) || (v < -256) ) /* hard overflow - division is aborted */
+ {
+ SET_NZ16( oldD );
+ D = abs( oldD );
+ }
+ }
+ }
+ else
+ {
+ m68_state->icount -= 8;
+ DZError(m68_state);
+ }
+}
+
+/* $119e DIVQ direct -**0- */
+OP_HANDLER( divq_di )
+{
+ PAIR t,q, oldQ;
+ INT32 v;
+
+ DIRWORD(t);
+
+ q.w.h = D;
+ q.w.l = W;
+
+ if( t.w.l != 0 )
+ {
+ oldQ = q;
+
+ v = (INT32) q.d / (INT16) t.w.l;
+ D = (INT32) q.d % (INT16) t.w.l;
+ W = v;
+
+ CLR_NZVC;
+ SET_NZ16(W);
+
+ if( W & 0x0001 )
+ SEC;
+
+ if ( (v > 32767) || (v < -32768) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 65535 ) || (v < -65536 ) ) /* hard overflow - division is aborted */
+ {
+ if( (INT32)oldQ.d < 0 )
+ SEN;
+ else if( oldQ.d == 0 )
+ SEZ;
+
+ t.w.l = abs( t.w.l );
+ D = oldQ.w.h;
+ W = oldQ.w.l;
+ }
+ }
+ }
+ else
+ DZError(m68_state);
+}
+/* $10dc LDQ direct -**0- */
+OP_HANDLER( ldq_di )
+{
+ PAIR q;
+
+ DIRLONG(q);
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $109E LDY direct -**0- */
+OP_HANDLER( ldy_di )
+{
+ DIRWORD(pY);
+ CLR_NZV;
+ SET_NZ16(Y);
+}
+
+/* $9F STX (STY) direct -**0- */
+OP_HANDLER( stx_di )
+{
+ CLR_NZV;
+ SET_NZ16(X);
+ DIRECT;
+ WM16(m68_state, EAD,&pX);
+}
+
+/* $10dd STQ direct -**0- */
+OP_HANDLER( stq_di )
+{
+ PAIR q;
+
+ q.w.h = D;
+ q.w.l = W;
+ DIRECT;
+ WM32(m68_state, EAD,&q);
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $109F STY direct -**0- */
+OP_HANDLER( sty_di )
+{
+ CLR_NZV;
+ SET_NZ16(Y);
+ DIRECT;
+ WM16(m68_state, EAD,&pY);
+}
+
+/* $a0 SUBA indexed ?**** */
+OP_HANDLER( suba_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $a1 CMPA indexed ?**** */
+OP_HANDLER( cmpa_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+}
+
+/* $a2 SBCA indexed ?**** */
+OP_HANDLER( sbca_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = A - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $a3 SUBD (CMPD CMPU) indexed -**** */
+OP_HANDLER( subd_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $10a0 SUBW indexed -**** */
+OP_HANDLER( subw_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $10a1 CMPW indexed -**** */
+OP_HANDLER( cmpw_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $10a3 CMPD indexed -**** */
+OP_HANDLER( cmpd_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $11a3 CMPU indexed -**** */
+OP_HANDLER( cmpu_ix )
+{
+ UINT32 r;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ r = U - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(U,b.d,r);
+}
+
+/* $a4 ANDA indexed -**0- */
+OP_HANDLER( anda_ix )
+{
+ fetch_effective_address(m68_state);
+ A &= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $a5 BITA indexed -**0- */
+OP_HANDLER( bita_ix )
+{
+ UINT8 r;
+ fetch_effective_address(m68_state);
+ r = A & RM(EAD);
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $a6 LDA indexed -**0- */
+OP_HANDLER( lda_ix )
+{
+ fetch_effective_address(m68_state);
+ A = RM(EAD);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $a7 STA indexed -**0- */
+OP_HANDLER( sta_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ8(A);
+ WM(EAD,A);
+}
+
+/* $a8 EORA indexed -**0- */
+OP_HANDLER( eora_ix )
+{
+ fetch_effective_address(m68_state);
+ A ^= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $a9 ADCA indexed ***** */
+OP_HANDLER( adca_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = A + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $aA ORA indexed -**0- */
+OP_HANDLER( ora_ix )
+{
+ fetch_effective_address(m68_state);
+ A |= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $aB ADDA indexed ***** */
+OP_HANDLER( adda_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = A + t;
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $aC CMPX (CMPY CMPS) indexed -**** */
+OP_HANDLER( cmpx_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = X;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $10aC CMPY indexed -**** */
+OP_HANDLER( cmpy_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = Y;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $11aC CMPS indexed -**** */
+OP_HANDLER( cmps_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = S;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $aD JSR indexed ----- */
+OP_HANDLER( jsr_ix )
+{
+ fetch_effective_address(m68_state);
+ PUSHWORD(pPC);
+ PCD = EAD;
+}
+
+/* $aE LDX (LDY) indexed -**0- */
+OP_HANDLER( ldx_ix )
+{
+ fetch_effective_address(m68_state);
+ X=RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(X);
+}
+
+/* $11af MULD indexed -**0- */
+OP_HANDLER( muld_ix )
+{
+ PAIR q;
+ UINT16 t;
+
+ fetch_effective_address(m68_state);
+ t=RM16(m68_state, EAD);
+ q.d = (INT16) D * (INT16)t;
+
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZVC;
+ SET_NZ16(D);
+}
+
+/* $11ad DIVD indexed -**0- */
+OP_HANDLER( divd_ix )
+{
+ UINT8 t;
+ INT16 v, oldD;
+
+ fetch_effective_address(m68_state);
+ t=RM(EAD);
+
+ if( t != 0 )
+ {
+ oldD = D;
+ v = (INT16) D / (INT8) t;
+ A = (INT16) D % (INT8) t;
+ B = v;
+
+ CLR_NZVC;
+ SET_NZ8(B);
+
+ if( B & 0x01 )
+ SEC;
+
+ if( (INT16)D < 0 )
+ SEN;
+
+ if ( (v > 127) || (v < -128) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 255) || (v < -256) ) /* hard overflow - division is aborted */
+ {
+ SET_NZ16( oldD );
+ D = abs( oldD );
+ }
+ }
+ }
+ else
+ {
+ m68_state->icount -= 8;
+ DZError(m68_state);
+ }
+}
+
+/* $11ae DIVQ indexed -**0- */
+OP_HANDLER( divq_ix )
+{
+ PAIR t,q, oldQ;
+ INT32 v;
+
+ fetch_effective_address(m68_state);
+ t.w.l=RM16(m68_state, EAD);
+
+ q.w.h = D;
+ q.w.l = W;
+
+ if( t.w.l != 0 )
+ {
+ oldQ = q;
+
+ v = (INT32) q.d / (INT16) t.w.l;
+ D = (INT32) q.d % (INT16) t.w.l;
+ W = v;
+
+ CLR_NZVC;
+ SET_NZ16(W);
+
+ if( W & 0x0001 )
+ SEC;
+
+ if ( (v > 32767) || (v < -32768) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 65535 ) || (v < -65536 ) ) /* hard overflow - division is aborted */
+ {
+ if( (INT32)oldQ.d < 0 )
+ SEN;
+ else if( oldQ.d == 0 )
+ SEZ;
+
+ t.w.l = abs( t.w.l );
+ D = oldQ.w.h;
+ W = oldQ.w.l;
+ }
+ }
+ }
+ else
+ DZError(m68_state);
+}
+
+/* $10ec LDQ indexed -**0- */
+OP_HANDLER( ldq_ix )
+{
+ PAIR q;
+
+ fetch_effective_address(m68_state);
+ q.d=RM32(m68_state, EAD);
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $10aE LDY indexed -**0- */
+OP_HANDLER( ldy_ix )
+{
+ fetch_effective_address(m68_state);
+ Y=RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(Y);
+}
+
+/* $aF STX (STY) indexed -**0- */
+OP_HANDLER( stx_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(X);
+ WM16(m68_state, EAD,&pX);
+}
+
+/* $10ed STQ indexed -**0- */
+OP_HANDLER( stq_ix )
+{
+ PAIR q;
+
+ q.w.h = D;
+ q.w.l = W;
+ fetch_effective_address(m68_state);
+ WM32(m68_state, EAD,&q);
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $10aF STY indexed -**0- */
+OP_HANDLER( sty_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(Y);
+ WM16(m68_state, EAD,&pY);
+}
+
+/* $b0 SUBA extended ?**** */
+OP_HANDLER( suba_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $b1 CMPA extended ?**** */
+OP_HANDLER( cmpa_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = A - t;
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+}
+
+/* $b2 SBCA extended ?**** */
+OP_HANDLER( sbca_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = A - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(A,t,r);
+ A = r;
+}
+
+/* $b3 SUBD (CMPD CMPU) extended -**** */
+OP_HANDLER( subd_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $10b0 SUBW extended -**** */
+OP_HANDLER( subw_ex )
+{
+ UINT32 r,d;
+ PAIR b = {{0,}};
+ EXTWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $10b3 CMPD extended -**** */
+OP_HANDLER( cmpd_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = D;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $10b1 CMPW extended -**** */
+OP_HANDLER( cmpw_ex )
+{
+ UINT32 r,d;
+ PAIR b = {{0,}};
+ EXTWORD(b);
+ d = W;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $11b3 CMPU extended -**** */
+OP_HANDLER( cmpu_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = U;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $b4 ANDA extended -**0- */
+OP_HANDLER( anda_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ A &= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $b5 BITA extended -**0- */
+OP_HANDLER( bita_ex )
+{
+ UINT8 t,r;
+ EXTBYTE(t);
+ r = A & t;
+ CLR_NZV; SET_NZ8(r);
+}
+
+/* $b6 LDA extended -**0- */
+OP_HANDLER( lda_ex )
+{
+ EXTBYTE(A);
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $b7 STA extended -**0- */
+OP_HANDLER( sta_ex )
+{
+ CLR_NZV;
+ SET_NZ8(A);
+ EXTENDED;
+ WM(EAD,A);
+}
+
+/* $b8 EORA extended -**0- */
+OP_HANDLER( eora_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ A ^= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $b9 ADCA extended ***** */
+OP_HANDLER( adca_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = A + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $bA ORA extended -**0- */
+OP_HANDLER( ora_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ A |= t;
+ CLR_NZV;
+ SET_NZ8(A);
+}
+
+/* $bB ADDA extended ***** */
+OP_HANDLER( adda_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = A + t;
+ CLR_HNZVC;
+ SET_FLAGS8(A,t,r);
+ SET_H(A,t,r);
+ A = r;
+}
+
+/* $bC CMPX (CMPY CMPS) extended -**** */
+OP_HANDLER( cmpx_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = X;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $10bC CMPY extended -**** */
+OP_HANDLER( cmpy_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = Y;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $11bC CMPS extended -**** */
+OP_HANDLER( cmps_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = S;
+ r = d - b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+}
+
+/* $bD JSR extended ----- */
+OP_HANDLER( jsr_ex )
+{
+ EXTENDED;
+ PUSHWORD(pPC);
+ PCD = EAD;
+}
+
+/* $bE LDX (LDY) extended -**0- */
+OP_HANDLER( ldx_ex )
+{
+ EXTWORD(pX);
+ CLR_NZV;
+ SET_NZ16(X);
+}
+
+/* $11bf MULD extended -**0- */
+OP_HANDLER( muld_ex )
+{
+ PAIR t, q;
+
+ EXTWORD(t);
+ q.d = (INT16) D * (INT16)t.w.l;
+
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZVC;
+ SET_NZ16(D);
+}
+
+/* $11bd DIVD extended -**0- */
+OP_HANDLER( divd_ex )
+{
+ UINT8 t;
+ INT16 v, oldD;
+
+ EXTBYTE(t);
+
+ if( t != 0 )
+ {
+ oldD = D;
+ v = (INT16) D / (INT8) t;
+ A = (INT16) D % (INT8) t;
+ B = v;
+
+ CLR_NZVC;
+ SET_NZ8(B);
+
+ if( B & 0x01 )
+ SEC;
+
+ if( (INT16)D < 0 )
+ SEN;
+
+ if ( (v > 127) || (v < -128) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 255) || (v < -256) ) /* hard overflow - division is aborted */
+ {
+ SET_NZ16( oldD );
+ D = abs( oldD );
+ }
+ }
+ }
+ else
+ {
+ m68_state->icount -= 8;
+ DZError(m68_state);
+ }
+}
+
+/* $11be DIVQ extended -**0- */
+OP_HANDLER( divq_ex )
+{
+ PAIR t,q, oldQ;
+ INT32 v;
+
+ EXTWORD(t);
+
+ q.w.h = D;
+ q.w.l = W;
+
+ if( t.w.l != 0 )
+ {
+ oldQ = q;
+
+ v = (INT32) q.d / (INT16) t.w.l;
+ D = (INT32) q.d % (INT16) t.w.l;
+ W = v;
+
+ CLR_NZVC;
+ SET_NZ16(W);
+
+ if( W & 0x0001 )
+ SEC;
+
+ if ( (v > 32767) || (v < -32768) ) /* soft overflow */
+ {
+ SEV;
+
+ if( (v > 65535 ) || (v < -65536 ) ) /* hard overflow - division is aborted */
+ {
+ if( (INT32)oldQ.d < 0 )
+ SEN;
+ else if( oldQ.d == 0 )
+ SEZ;
+
+ t.w.l = abs( t.w.l );
+ D = oldQ.w.h;
+ W = oldQ.w.l;
+ }
+ }
+ }
+ else
+ DZError(m68_state);
+}
+
+/* $10fc LDQ extended -**0- */
+OP_HANDLER( ldq_ex )
+{
+ PAIR q;
+
+ EXTLONG(q);
+ D = q.w.h;
+ W = q.w.l;
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $10bE LDY extended -**0- */
+OP_HANDLER( ldy_ex )
+{
+ EXTWORD(pY);
+ CLR_NZV;
+ SET_NZ16(Y);
+}
+
+/* $bF STX (STY) extended -**0- */
+OP_HANDLER( stx_ex )
+{
+ CLR_NZV;
+ SET_NZ16(X);
+ EXTENDED;
+ WM16(m68_state, EAD,&pX);
+}
+
+/* $10fd STQ extended -**0- */
+OP_HANDLER( stq_ex )
+{
+ PAIR q;
+
+ q.w.h = D;
+ q.w.l = W;
+ EXTENDED;
+ WM32(m68_state, EAD,&q);
+ CLR_NZV;
+ SET_N8(A);
+ SET_Z(q.d);
+}
+
+/* $10bF STY extended -**0- */
+OP_HANDLER( sty_ex )
+{
+ CLR_NZV;
+ SET_NZ16(Y);
+ EXTENDED;
+ WM16(m68_state, EAD,&pY);
+}
+
+/* $c0 SUBB immediate ?**** */
+OP_HANDLER( subb_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $1180 SUBE immediate ?**** */
+OP_HANDLER( sube_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+ E = r;
+}
+
+/* $11C0 SUBF immediate ?**** */
+OP_HANDLER( subf_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+ F = r;
+}
+
+/* $c1 CMPB immediate ?**** */
+OP_HANDLER( cmpb_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = B - t;
+ CLR_NZVC; SET_FLAGS8(B,t,r);
+}
+
+/* $1181 CMPE immediate ?**** */
+OP_HANDLER( cmpe_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = E - t;
+ CLR_NZVC; SET_FLAGS8(E,t,r);
+}
+
+/* $11C1 CMPF immediate ?**** */
+OP_HANDLER( cmpf_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = F - t;
+ CLR_NZVC; SET_FLAGS8(F,t,r);
+}
+
+/* $c2 SBCB immediate ?**** */
+OP_HANDLER( sbcb_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = B - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $1082 SBCD immediate ?**** */
+OP_HANDLER( sbcd_im )
+{
+ PAIR t;
+ UINT32 r;
+ IMMWORD(t);
+ r = D - t.w.l - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $c3 ADDD immediate -**** */
+OP_HANDLER( addd_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = D;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $108b ADDW immediate -**** */
+OP_HANDLER( addw_im )
+{
+ UINT32 r,d;
+ PAIR b;
+ IMMWORD(b);
+ d = W;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $118b ADDE immediate -**** */
+OP_HANDLER( adde_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = E + t;
+ CLR_HNZVC;
+ SET_FLAGS8(E,t,r);
+ SET_H(E,t,r);
+ E = r;
+}
+
+/* $11Cb ADDF immediate -**** */
+OP_HANDLER( addf_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = F + t;
+ CLR_HNZVC;
+ SET_FLAGS8(F,t,r);
+ SET_H(F,t,r);
+ F = r;
+}
+
+/* $c4 ANDB immediate -**0- */
+OP_HANDLER( andb_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ B &= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $1084 ANDD immediate -**0- */
+OP_HANDLER( andd_im )
+{
+ PAIR t;
+ IMMWORD(t);
+ D &= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $c5 BITB immediate -**0- */
+OP_HANDLER( bitb_im )
+{
+ UINT8 t,r;
+ IMMBYTE(t);
+ r = B & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $1085 BITD immediate -**0- */
+OP_HANDLER( bitd_im )
+{
+ PAIR t;
+ UINT16 r;
+ IMMWORD(t);
+ r = B & t.w.l;
+ CLR_NZV;
+ SET_NZ16(r);
+}
+
+/* $113c BITMD immediate -**0- */
+OP_HANDLER( bitmd_im )
+{
+ /*
+ The following is from Darren A.
+
+ The Z flag is the only condition code that should be affected by BITMD.
+ For example, when the "Divide-By-Zero" flag (bit 7) is set, BITMD should
+ not set the N flag. It should also NOT clear the V flag (unlike the other
+ BIT instructions).
+
+ His comments come from experimentation and differ from Chris Burke
+ */
+
+ UINT8 t,r;
+ IMMBYTE(t);
+ r = MD & t;
+ CLR_Z;
+ SET_Z8(r);
+
+ MD &= ~(r & 0xc0); /* clear the tested high bits */
+
+}
+
+/* $c6 LDB immediate -**0- */
+OP_HANDLER( ldb_im )
+{
+ IMMBYTE(B);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $113d LDMD immediate -**0- */
+OP_HANDLER( ldmd_im )
+{
+ IMMBYTE(MD);
+ UpdateState(m68_state);
+}
+
+/* $1186 LDE immediate -**0- */
+OP_HANDLER( lde_im )
+{
+ IMMBYTE(E);
+ CLR_NZV;
+ SET_NZ8(E);
+}
+
+/* $11C6 LDF immediate -**0- */
+OP_HANDLER( ldf_im )
+{
+ IMMBYTE(F);
+ CLR_NZV;
+ SET_NZ8(F);
+}
+
+/* $c8 EORB immediate -**0- */
+OP_HANDLER( eorb_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ B ^= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $1088 EORD immediate -**0- */
+OP_HANDLER( eord_im )
+{
+ PAIR t;
+ IMMWORD(t);
+ D ^= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $c9 ADCB immediate ***** */
+OP_HANDLER( adcb_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = B + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $1089 ADCD immediate ***** */
+OP_HANDLER( adcd_im )
+{
+ PAIR t;
+ UINT32 r;
+ IMMWORD(t);
+ r = D + t.w.l + (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $cA ORB immediate -**0- */
+OP_HANDLER( orb_im )
+{
+ UINT8 t;
+ IMMBYTE(t);
+ B |= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $108a ORD immediate -**0- */
+OP_HANDLER( ord_im )
+{
+ PAIR t;
+ IMMWORD(t);
+ D |= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $cB ADDB immediate ***** */
+OP_HANDLER( addb_im )
+{
+ UINT16 t,r;
+ IMMBYTE(t);
+ r = B + t;
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $cC LDD immediate -**0- */
+OP_HANDLER( ldd_im )
+{
+ PAIR t;
+
+ IMMWORD(t);
+ D=t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $1086 LDW immediate -**0- */
+OP_HANDLER( ldw_im )
+{
+ PAIR t;
+ IMMWORD(t);
+ W=t.w.l;
+ CLR_NZV;
+ SET_NZ16(W);
+}
+
+/* $cE LDU (LDS) immediate -**0- */
+OP_HANDLER( ldu_im )
+{
+ IMMWORD(pU);
+ CLR_NZV;
+ SET_NZ16(U);
+}
+
+/* $10cE LDS immediate -**0- */
+OP_HANDLER( lds_im )
+{
+ IMMWORD(pS);
+ CLR_NZV;
+ SET_NZ16(S);
+ m68_state->int_state |= M6809_LDS;
+}
+
+/* $d0 SUBB direct ?**** */
+OP_HANDLER( subb_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $1190 SUBE direct ?**** */
+OP_HANDLER( sube_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+ E = r;
+}
+
+/* $11d0 SUBF direct ?**** */
+OP_HANDLER( subf_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+ F = r;
+}
+
+/* $d1 CMPB direct ?**** */
+OP_HANDLER( cmpb_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+}
+
+/* $1191 CMPE direct ?**** */
+OP_HANDLER( cmpe_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+}
+
+/* $11D1 CMPF direct ?**** */
+OP_HANDLER( cmpf_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+}
+
+/* $d2 SBCB direct ?**** */
+OP_HANDLER( sbcb_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = B - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $1092 SBCD direct ?**** */
+OP_HANDLER( sbcd_di )
+{
+ PAIR t;
+ UINT32 r;
+ DIRWORD(t);
+ r = D - t.w.l - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $d3 ADDD direct -**** */
+OP_HANDLER( addd_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = D;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $109b ADDW direct -**** */
+OP_HANDLER( addw_di )
+{
+ UINT32 r,d;
+ PAIR b;
+ DIRWORD(b);
+ d = W;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $119b ADDE direct -**** */
+OP_HANDLER( adde_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = E + t;
+ CLR_HNZVC;
+ SET_FLAGS8(E,t,r);
+ SET_H(E,t,r);
+ E = r;
+}
+
+/* $11db ADDF direct -**** */
+OP_HANDLER( addf_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = F + t;
+ CLR_HNZVC;
+ SET_FLAGS8(F,t,r);
+ SET_H(F,t,r);
+ F = r;
+}
+
+/* $d4 ANDB direct -**0- */
+OP_HANDLER( andb_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ B &= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $1094 ANDD direct -**0- */
+OP_HANDLER( andd_di )
+{
+ PAIR t;
+ DIRWORD(t);
+ D &= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $d5 BITB direct -**0- */
+OP_HANDLER( bitb_di )
+{
+ UINT8 t,r;
+ DIRBYTE(t);
+ r = B & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $1095 BITD direct -**0- */
+OP_HANDLER( bitd_di )
+{
+ PAIR t;
+ UINT16 r;
+ DIRWORD(t);
+ r = B & t.w.l;
+ CLR_NZV;
+ SET_NZ16(r);
+}
+
+/* $d6 LDB direct -**0- */
+OP_HANDLER( ldb_di )
+{
+ DIRBYTE(B);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $1196 LDE direct -**0- */
+OP_HANDLER( lde_di )
+{
+ DIRBYTE(E);
+ CLR_NZV;
+ SET_NZ8(E);
+}
+
+/* $11d6 LDF direct -**0- */
+OP_HANDLER( ldf_di )
+{
+ DIRBYTE(F);
+ CLR_NZV;
+ SET_NZ8(F);
+}
+
+/* $d7 STB direct -**0- */
+OP_HANDLER( stb_di )
+{
+ CLR_NZV;
+ SET_NZ8(B);
+ DIRECT;
+ WM(EAD,B);
+}
+
+/* $1197 STE direct -**0- */
+OP_HANDLER( ste_di )
+{
+ CLR_NZV;
+ SET_NZ8(E);
+ DIRECT;
+ WM(EAD,E);
+}
+
+/* $11D7 STF direct -**0- */
+OP_HANDLER( stf_di )
+{
+ CLR_NZV;
+ SET_NZ8(F);
+ DIRECT;
+ WM(EAD,F);
+}
+
+/* $d8 EORB direct -**0- */
+OP_HANDLER( eorb_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ B ^= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $1098 EORD direct -**0- */
+OP_HANDLER( eord_di )
+{
+ PAIR t;
+ DIRWORD(t);
+ D ^= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $d9 ADCB direct ***** */
+OP_HANDLER( adcb_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = B + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $1099 adcd direct ***** */
+OP_HANDLER( adcd_di )
+{
+ UINT32 r;
+ PAIR t;
+
+ DIRWORD(t);
+ r = D + t.w.l + (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $dA ORB direct -**0- */
+OP_HANDLER( orb_di )
+{
+ UINT8 t;
+ DIRBYTE(t);
+ B |= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $109a ORD direct -**0- */
+OP_HANDLER( ord_di )
+{
+ PAIR t;
+ DIRWORD(t);
+ D |= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $dB ADDB direct ***** */
+OP_HANDLER( addb_di )
+{
+ UINT16 t,r;
+ DIRBYTE(t);
+ r = B + t;
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $dC LDD direct -**0- */
+OP_HANDLER( ldd_di )
+{
+ PAIR t;
+ DIRWORD(t);
+ D=t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $1096 LDW direct -**0- */
+OP_HANDLER( ldw_di )
+{
+ PAIR t;
+ DIRWORD(t);
+ W=t.w.l;
+ CLR_NZV;
+ SET_NZ16(W);
+}
+
+/* $dD STD direct -**0- */
+OP_HANDLER( std_di )
+{
+ CLR_NZV;
+ SET_NZ16(D);
+ DIRECT;
+ WM16(m68_state, EAD,&pD);
+}
+
+/* $1097 STW direct -**0- */
+OP_HANDLER( stw_di )
+{
+ CLR_NZV;
+ SET_NZ16(W);
+ DIRECT;
+ WM16(m68_state, EAD,&pW);
+}
+
+/* $dE LDU (LDS) direct -**0- */
+OP_HANDLER( ldu_di )
+{
+ DIRWORD(pU);
+ CLR_NZV;
+ SET_NZ16(U);
+}
+
+/* $10dE LDS direct -**0- */
+OP_HANDLER( lds_di )
+{
+ DIRWORD(pS);
+ CLR_NZV;
+ SET_NZ16(S);
+ m68_state->int_state |= M6809_LDS;
+}
+
+/* $dF STU (STS) direct -**0- */
+OP_HANDLER( stu_di )
+{
+ CLR_NZV;
+ SET_NZ16(U);
+ DIRECT;
+ WM16(m68_state, EAD,&pU);
+}
+
+/* $10dF STS direct -**0- */
+OP_HANDLER( sts_di )
+{
+ CLR_NZV;
+ SET_NZ16(S);
+ DIRECT;
+ WM16(m68_state, EAD,&pS);
+}
+
+/* $e0 SUBB indexed ?**** */
+OP_HANDLER( subb_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $11a0 SUBE indexed ?**** */
+OP_HANDLER( sube_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+ E = r;
+}
+
+/* $11e0 SUBF indexed ?**** */
+OP_HANDLER( subf_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+ F = r;
+}
+
+/* $e1 CMPB indexed ?**** */
+OP_HANDLER( cmpb_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+}
+
+/* $11a1 CMPE indexed ?**** */
+OP_HANDLER( cmpe_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+}
+
+/* $11e1 CMPF indexed ?**** */
+OP_HANDLER( cmpf_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+}
+
+/* $e2 SBCB indexed ?**** */
+OP_HANDLER( sbcb_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = B - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $10a2 SBCD indexed ?**** */
+OP_HANDLER( sbcd_ix )
+{
+ UINT32 t,r;
+ fetch_effective_address(m68_state);
+ t = RM16(m68_state, EAD);
+ r = D - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t,r);
+ D = r;
+}
+
+/* $e3 ADDD indexed -**** */
+OP_HANDLER( addd_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = D;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $10ab ADDW indexed -**** */
+OP_HANDLER( addw_ix )
+{
+ UINT32 r,d;
+ PAIR b;
+ fetch_effective_address(m68_state);
+ b.d=RM16(m68_state, EAD);
+ d = W;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $11ab ADDE indexed -**** */
+OP_HANDLER( adde_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = E + t;
+ CLR_HNZVC;
+ SET_FLAGS8(E,t,r);
+ SET_H(E,t,r);
+ E = r;
+}
+
+/* $11eb ADDF indexed -**** */
+OP_HANDLER( addf_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = F + t;
+ CLR_HNZVC;
+ SET_FLAGS8(F,t,r);
+ SET_H(F,t,r);
+ F = r;
+}
+
+/* $e4 ANDB indexed -**0- */
+OP_HANDLER( andb_ix )
+{
+ fetch_effective_address(m68_state);
+ B &= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10a4 ANDD indexed -**0- */
+OP_HANDLER( andd_ix )
+{
+ fetch_effective_address(m68_state);
+ D &= RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $e5 BITB indexed -**0- */
+OP_HANDLER( bitb_ix )
+{
+ UINT8 r;
+ fetch_effective_address(m68_state);
+ r = B & RM(EAD);
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $10a5 BITD indexed -**0- */
+OP_HANDLER( bitd_ix )
+{
+ UINT16 r;
+ fetch_effective_address(m68_state);
+ r = D & RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(r);
+}
+
+/* $e6 LDB indexed -**0- */
+OP_HANDLER( ldb_ix )
+{
+ fetch_effective_address(m68_state);
+ B = RM(EAD);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $11a6 LDE indexed -**0- */
+OP_HANDLER( lde_ix )
+{
+ fetch_effective_address(m68_state);
+ E = RM(EAD);
+ CLR_NZV;
+ SET_NZ8(E);
+}
+
+/* $11e6 LDF indexed -**0- */
+OP_HANDLER( ldf_ix )
+{
+ fetch_effective_address(m68_state);
+ F = RM(EAD);
+ CLR_NZV;
+ SET_NZ8(F);
+}
+
+/* $e7 STB indexed -**0- */
+OP_HANDLER( stb_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ8(B);
+ WM(EAD,B);
+}
+
+/* $11a7 STE indexed -**0- */
+OP_HANDLER( ste_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ8(E);
+ WM(EAD,E);
+}
+
+/* $11e7 STF indexed -**0- */
+OP_HANDLER( stf_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ8(F);
+ WM(EAD,F);
+}
+
+/* $e8 EORB indexed -**0- */
+OP_HANDLER( eorb_ix )
+{
+ fetch_effective_address(m68_state);
+ B ^= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10a8 EORD indexed -**0- */
+OP_HANDLER( eord_ix )
+{
+ fetch_effective_address(m68_state);
+ D ^= RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $e9 ADCB indexed ***** */
+OP_HANDLER( adcb_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = B + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $10a9 ADCD indexed ***** */
+OP_HANDLER( adcd_ix )
+{
+ UINT32 r;
+ PAIR t;
+ fetch_effective_address(m68_state);
+ t.d = RM16(m68_state, EAD);
+ r = D + t.d + (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.d,r);
+ D = r;
+}
+
+/* $eA ORB indexed -**0- */
+OP_HANDLER( orb_ix )
+{
+ fetch_effective_address(m68_state);
+ B |= RM(EAD);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10aa ORD indexed -**0- */
+OP_HANDLER( ord_ix )
+{
+ fetch_effective_address(m68_state);
+ D |= RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $eB ADDB indexed ***** */
+OP_HANDLER( addb_ix )
+{
+ UINT16 t,r;
+ fetch_effective_address(m68_state);
+ t = RM(EAD);
+ r = B + t;
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $eC LDD indexed -**0- */
+OP_HANDLER( ldd_ix )
+{
+ fetch_effective_address(m68_state);
+ D=RM16(m68_state, EAD);
+ CLR_NZV; SET_NZ16(D);
+}
+
+/* $10a6 LDW indexed -**0- */
+OP_HANDLER( ldw_ix )
+{
+ fetch_effective_address(m68_state);
+ W=RM16(m68_state, EAD);
+ CLR_NZV; SET_NZ16(W);
+}
+
+/* $eD STD indexed -**0- */
+OP_HANDLER( std_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(D);
+ WM16(m68_state, EAD,&pD);
+}
+
+/* $10a7 STW indexed -**0- */
+OP_HANDLER( stw_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(W);
+ WM16(m68_state, EAD,&pW);
+}
+
+/* $eE LDU (LDS) indexed -**0- */
+OP_HANDLER( ldu_ix )
+{
+ fetch_effective_address(m68_state);
+ U=RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(U);
+}
+
+/* $10eE LDS indexed -**0- */
+OP_HANDLER( lds_ix )
+{
+ fetch_effective_address(m68_state);
+ S=RM16(m68_state, EAD);
+ CLR_NZV;
+ SET_NZ16(S);
+ m68_state->int_state |= M6809_LDS;
+}
+
+/* $eF STU (STS) indexed -**0- */
+OP_HANDLER( stu_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(U);
+ WM16(m68_state, EAD,&pU);
+}
+
+/* $10eF STS indexed -**0- */
+OP_HANDLER( sts_ix )
+{
+ fetch_effective_address(m68_state);
+ CLR_NZV;
+ SET_NZ16(S);
+ WM16(m68_state, EAD,&pS);
+}
+
+/* $f0 SUBB extended ?**** */
+OP_HANDLER( subb_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $11b0 SUBE extended ?**** */
+OP_HANDLER( sube_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+ E = r;
+}
+
+/* $11f0 SUBF extended ?**** */
+OP_HANDLER( subf_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+ F = r;
+}
+
+/* $f1 CMPB extended ?**** */
+OP_HANDLER( cmpb_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = B - t;
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+}
+
+/* $11b1 CMPE extended ?**** */
+OP_HANDLER( cmpe_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = E - t;
+ CLR_NZVC;
+ SET_FLAGS8(E,t,r);
+}
+
+/* $11f1 CMPF extended ?**** */
+OP_HANDLER( cmpf_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = F - t;
+ CLR_NZVC;
+ SET_FLAGS8(F,t,r);
+}
+
+/* $f2 SBCB extended ?**** */
+OP_HANDLER( sbcb_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = B - t - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS8(B,t,r);
+ B = r;
+}
+
+/* $10b2 SBCD extended ?**** */
+OP_HANDLER( sbcd_ex )
+{
+ PAIR t = {{0,}};
+ UINT32 r;
+
+ EXTWORD(t);
+ r = D - t.w.l - (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $f3 ADDD extended -**** */
+OP_HANDLER( addd_ex )
+{
+ UINT32 r,d;
+ PAIR b;
+ EXTWORD(b);
+ d = D;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ D = r;
+}
+
+/* $10bb ADDW extended -**** */
+OP_HANDLER( addw_ex )
+{
+ UINT32 r,d;
+ PAIR b = {{0,}};
+ EXTWORD(b);
+ d = W;
+ r = d + b.d;
+ CLR_NZVC;
+ SET_FLAGS16(d,b.d,r);
+ W = r;
+}
+
+/* $11bb ADDE extended -**** */
+OP_HANDLER( adde_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = E + t;
+ CLR_HNZVC;
+ SET_FLAGS8(E,t,r);
+ SET_H(E,t,r);
+ E = r;
+}
+
+/* $11fb ADDF extended -**** */
+OP_HANDLER( addf_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = F + t;
+ CLR_HNZVC;
+ SET_FLAGS8(F,t,r);
+ SET_H(F,t,r);
+ F = r;
+}
+
+/* $f4 ANDB extended -**0- */
+OP_HANDLER( andb_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ B &= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10b4 ANDD extended -**0- */
+OP_HANDLER( andd_ex )
+{
+ PAIR t = {{0,}};
+ EXTWORD(t);
+ D &= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $f5 BITB extended -**0- */
+OP_HANDLER( bitb_ex )
+{
+ UINT8 t,r;
+ EXTBYTE(t);
+ r = B & t;
+ CLR_NZV;
+ SET_NZ8(r);
+}
+
+/* $10b5 BITD extended -**0- */
+OP_HANDLER( bitd_ex )
+{
+ PAIR t = {{0,}};
+ UINT8 r;
+ EXTWORD(t);
+ r = B & t.w.l;
+ CLR_NZV;
+ SET_NZ16(r);
+}
+
+/* $f6 LDB extended -**0- */
+OP_HANDLER( ldb_ex )
+{
+ EXTBYTE(B);
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $11b6 LDE extended -**0- */
+OP_HANDLER( lde_ex )
+{
+ EXTBYTE(E);
+ CLR_NZV;
+ SET_NZ8(E);
+}
+
+/* $11f6 LDF extended -**0- */
+OP_HANDLER( ldf_ex )
+{
+ EXTBYTE(F);
+ CLR_NZV;
+ SET_NZ8(F);
+}
+
+/* $f7 STB extended -**0- */
+OP_HANDLER( stb_ex )
+{
+ CLR_NZV;
+ SET_NZ8(B);
+ EXTENDED;
+ WM(EAD,B);
+}
+
+/* $11b7 STE extended -**0- */
+OP_HANDLER( ste_ex )
+{
+ CLR_NZV;
+ SET_NZ8(E);
+ EXTENDED;
+ WM(EAD,E);
+}
+
+/* $11f7 STF extended -**0- */
+OP_HANDLER( stf_ex )
+{
+ CLR_NZV;
+ SET_NZ8(F);
+ EXTENDED;
+ WM(EAD,F);
+}
+
+/* $f8 EORB extended -**0- */
+OP_HANDLER( eorb_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ B ^= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10b8 EORD extended -**0- */
+OP_HANDLER( eord_ex )
+{
+ PAIR t = {{0,}};
+ EXTWORD(t);
+ D ^= t.w.l;
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $f9 ADCB extended ***** */
+OP_HANDLER( adcb_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = B + t + (CC & CC_C);
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $10b9 ADCD extended ***** */
+OP_HANDLER( adcd_ex )
+{
+ UINT32 r;
+ PAIR t;
+ EXTWORD(t);
+ r = D + t.w.l + (CC & CC_C);
+ CLR_NZVC;
+ SET_FLAGS16(D,t.w.l,r);
+ D = r;
+}
+
+/* $fA ORB extended -**0- */
+OP_HANDLER( orb_ex )
+{
+ UINT8 t;
+ EXTBYTE(t);
+ B |= t;
+ CLR_NZV;
+ SET_NZ8(B);
+}
+
+/* $10ba ORD extended -**0- */
+OP_HANDLER( ord_ex )
+{
+ PAIR t = {{0,}};
+ EXTWORD(t);
+ D |= t.w.l;
+ CLR_NZV;
+ SET_NZ8(D);
+}
+
+/* $fB ADDB extended ***** */
+OP_HANDLER( addb_ex )
+{
+ UINT16 t,r;
+ EXTBYTE(t);
+ r = B + t;
+ CLR_HNZVC;
+ SET_FLAGS8(B,t,r);
+ SET_H(B,t,r);
+ B = r;
+}
+
+/* $fC LDD extended -**0- */
+OP_HANDLER( ldd_ex )
+{
+ EXTWORD(pD);
+ CLR_NZV;
+ SET_NZ16(D);
+}
+
+/* $10b6 LDW extended -**0- */
+OP_HANDLER( ldw_ex )
+{
+ EXTWORD(pW);
+ CLR_NZV;
+ SET_NZ16(W);
+}
+
+/* $fD STD extended -**0- */
+OP_HANDLER( std_ex )
+{
+ CLR_NZV;
+ SET_NZ16(D);
+ EXTENDED;
+ WM16(m68_state, EAD,&pD);
+}
+
+/* $10b7 STW extended -**0- */
+OP_HANDLER( stw_ex )
+{
+ CLR_NZV;
+ SET_NZ16(W);
+ EXTENDED;
+ WM16(m68_state, EAD,&pW);
+}
+
+/* $fE LDU (LDS) extended -**0- */
+OP_HANDLER( ldu_ex )
+{
+ EXTWORD(pU);
+ CLR_NZV;
+ SET_NZ16(U);
+}
+
+/* $10fE LDS extended -**0- */
+OP_HANDLER( lds_ex )
+{
+ EXTWORD(pS);
+ CLR_NZV;
+ SET_NZ16(S);
+ m68_state->int_state |= M6809_LDS;
+}
+
+/* $fF STU (STS) extended -**0- */
+OP_HANDLER( stu_ex )
+{
+ CLR_NZV;
+ SET_NZ16(U);
+ EXTENDED;
+ WM16(m68_state, EAD,&pU);
+}
+
+/* $10fF STS extended -**0- */
+OP_HANDLER( sts_ex )
+{
+ CLR_NZV;
+ SET_NZ16(S);
+ EXTENDED;
+ WM16(m68_state, EAD,&pS);
+}
+
+/* $10xx opcodes */
+OP_HANDLER( pref10 )
+{
+ UINT8 ireg2 = ROP(PCD);
+ PC++;
+
+#if BIG_SWITCH
+ switch( ireg2 )
+ {
+ case 0x21: lbrn(m68_state); break;
+ case 0x22: lbhi(m68_state); break;
+ case 0x23: lbls(m68_state); break;
+ case 0x24: lbcc(m68_state); break;
+ case 0x25: lbcs(m68_state); break;
+ case 0x26: lbne(m68_state); break;
+ case 0x27: lbeq(m68_state); break;
+ case 0x28: lbvc(m68_state); break;
+ case 0x29: lbvs(m68_state); break;
+ case 0x2a: lbpl(m68_state); break;
+ case 0x2b: lbmi(m68_state); break;
+ case 0x2c: lbge(m68_state); break;
+ case 0x2d: lblt(m68_state); break;
+ case 0x2e: lbgt(m68_state); break;
+ case 0x2f: lble(m68_state); break;
+
+ case 0x30: addr_r(m68_state); break;
+ case 0x31: adcr(m68_state); break;
+ case 0x32: subr(m68_state); break;
+ case 0x33: sbcr(m68_state); break;
+ case 0x34: andr(m68_state); break;
+ case 0x35: orr(m68_state); break;
+ case 0x36: eorr(m68_state); break;
+ case 0x37: cmpr(m68_state); break;
+ case 0x38: pshsw(m68_state); break;
+ case 0x39: pulsw(m68_state); break;
+ case 0x3a: pshuw(m68_state); break;
+ case 0x3b: puluw(m68_state); break;
+ case 0x3f: swi2(m68_state); break;
+
+ case 0x40: negd(m68_state); break;
+ case 0x43: comd(m68_state); break;
+ case 0x44: lsrd(m68_state); break;
+ case 0x46: rord(m68_state); break;
+ case 0x47: asrd(m68_state); break;
+ case 0x48: asld(m68_state); break;
+ case 0x49: rold(m68_state); break;
+ case 0x4a: decd(m68_state); break;
+ case 0x4c: incd(m68_state); break;
+ case 0x4d: tstd(m68_state); break;
+ case 0x4f: clrd(m68_state); break;
+
+ case 0x53: comw(m68_state); break;
+ case 0x54: lsrw(m68_state); break;
+ case 0x56: rorw(m68_state); break;
+ case 0x59: rolw(m68_state); break;
+ case 0x5a: decw(m68_state); break;
+ case 0x5c: incw(m68_state); break;
+ case 0x5d: tstw(m68_state); break;
+ case 0x5f: clrw(m68_state); break;
+
+ case 0x80: subw_im(m68_state); break;
+ case 0x81: cmpw_im(m68_state); break;
+ case 0x82: sbcd_im(m68_state); break;
+ case 0x83: cmpd_im(m68_state); break;
+ case 0x84: andd_im(m68_state); break;
+ case 0x85: bitd_im(m68_state); break;
+ case 0x86: ldw_im(m68_state); break;
+ case 0x88: eord_im(m68_state); break;
+ case 0x89: adcd_im(m68_state); break;
+ case 0x8a: ord_im(m68_state); break;
+ case 0x8b: addw_im(m68_state); break;
+ case 0x8c: cmpy_im(m68_state); break;
+ case 0x8e: ldy_im(m68_state); break;
+
+ case 0x90: subw_di(m68_state); break;
+ case 0x91: cmpw_di(m68_state); break;
+ case 0x92: sbcd_di(m68_state); break;
+ case 0x93: cmpd_di(m68_state); break;
+ case 0x94: andd_di(m68_state); break;
+ case 0x95: bitd_di(m68_state); break;
+ case 0x96: ldw_di(m68_state); break;
+ case 0x97: stw_di(m68_state); break;
+ case 0x98: eord_di(m68_state); break;
+ case 0x99: adcd_di(m68_state); break;
+ case 0x9a: ord_di(m68_state); break;
+ case 0x9b: addw_di(m68_state); break;
+ case 0x9c: cmpy_di(m68_state); break;
+ case 0x9e: ldy_di(m68_state); break;
+ case 0x9f: sty_di(m68_state); break;
+
+ case 0xa0: subw_ix(m68_state); break;
+ case 0xa1: cmpw_ix(m68_state); break;
+ case 0xa2: sbcd_ix(m68_state); break;
+ case 0xa3: cmpd_ix(m68_state); break;
+ case 0xa4: andd_ix(m68_state); break;
+ case 0xa5: bitd_ix(m68_state); break;
+ case 0xa6: ldw_ix(m68_state); break;
+ case 0xa7: stw_ix(m68_state); break;
+ case 0xa8: eord_ix(m68_state); break;
+ case 0xa9: adcd_ix(m68_state); break;
+ case 0xaa: ord_ix(m68_state); break;
+ case 0xab: addw_ix(m68_state); break;
+ case 0xac: cmpy_ix(m68_state); break;
+ case 0xae: ldy_ix(m68_state); break;
+ case 0xaf: sty_ix(m68_state); break;
+
+ case 0xb0: subw_ex(m68_state); break;
+ case 0xb1: cmpw_ex(m68_state); break;
+ case 0xb2: sbcd_ex(m68_state); break;
+ case 0xb3: cmpd_ex(m68_state); break;
+ case 0xb4: andd_ex(m68_state); break;
+ case 0xb5: bitd_ex(m68_state); break;
+ case 0xb6: ldw_ex(m68_state); break;
+ case 0xb7: stw_ex(m68_state); break;
+ case 0xb8: eord_ex(m68_state); break;
+ case 0xb9: adcd_ex(m68_state); break;
+ case 0xba: ord_ex(m68_state); break;
+ case 0xbb: addw_ex(m68_state); break;
+ case 0xbc: cmpy_ex(m68_state); break;
+ case 0xbe: ldy_ex(m68_state); break;
+ case 0xbf: sty_ex(m68_state); break;
+
+ case 0xce: lds_im(m68_state); break;
+
+ case 0xdc: ldq_di(m68_state); break;
+ case 0xdd: stq_di(m68_state); break;
+ case 0xde: lds_di(m68_state); break;
+ case 0xdf: sts_di(m68_state); break;
+
+ case 0xec: ldq_ix(m68_state); break;
+ case 0xed: stq_ix(m68_state); break;
+ case 0xee: lds_ix(m68_state); break;
+ case 0xef: sts_ix(m68_state); break;
+
+ case 0xfc: ldq_ex(m68_state); break;
+ case 0xfd: stq_ex(m68_state); break;
+ case 0xfe: lds_ex(m68_state); break;
+ case 0xff: sts_ex(m68_state); break;
+
+ default: IIError(m68_state); break;
+ }
+#else
+
+ (*hd6309_page01[ireg2])(m68_state);
+
+#endif /* BIG_SWITCH */
+
+ m68_state->icount -= m68_state->cycle_counts_page01[ireg2];
+}
+
+/* $11xx opcodes */
+OP_HANDLER( pref11 )
+{
+ UINT8 ireg2 = ROP(PCD);
+ PC++;
+
+#if BIG_SWITCH
+ switch( ireg2 )
+ {
+ case 0x30: band(m68_state); break;
+ case 0x31: biand(m68_state); break;
+ case 0x32: bor(m68_state); break;
+ case 0x33: bior(m68_state); break;
+ case 0x34: beor(m68_state); break;
+ case 0x35: bieor(m68_state); break;
+ case 0x36: ldbt(m68_state); break;
+ case 0x37: stbt(m68_state); break;
+ case 0x38: tfmpp(m68_state); break; /* Timing for TFM is actually 6+3n. */
+ case 0x39: tfmmm(m68_state); break; /* To avoid saving the state, I decided */
+ case 0x3a: tfmpc(m68_state); break; /* to push the initial 6 cycles to the end */
+ case 0x3b: tfmcp(m68_state); break; /* We will soon see how this fairs! */
+ case 0x3c: bitmd_im(m68_state); break;
+ case 0x3d: ldmd_im(m68_state); break;
+ case 0x3f: swi3(m68_state); break;
+
+ case 0x43: come(m68_state); break;
+ case 0x4a: dece(m68_state); break;
+ case 0x4c: ince(m68_state); break;
+ case 0x4d: tste(m68_state); break;
+ case 0x4f: clre(m68_state); break;
+
+ case 0x53: comf(m68_state); break;
+ case 0x5a: decf(m68_state); break;
+ case 0x5c: incf(m68_state); break;
+ case 0x5d: tstf(m68_state); break;
+ case 0x5f: clrf(m68_state); break;
+
+ case 0x80: sube_im(m68_state); break;
+ case 0x81: cmpe_im(m68_state); break;
+ case 0x83: cmpu_im(m68_state); break;
+ case 0x86: lde_im(m68_state); break;
+ case 0x8b: adde_im(m68_state); break;
+ case 0x8c: cmps_im(m68_state); break;
+ case 0x8d: divd_im(m68_state); break;
+ case 0x8e: divq_im(m68_state); break;
+ case 0x8f: muld_im(m68_state); break;
+
+ case 0x90: sube_di(m68_state); break;
+ case 0x91: cmpe_di(m68_state); break;
+ case 0x93: cmpu_di(m68_state); break;
+ case 0x96: lde_di(m68_state); break;
+ case 0x97: ste_di(m68_state); break;
+ case 0x9b: adde_di(m68_state); break;
+ case 0x9c: cmps_di(m68_state); break;
+ case 0x9d: divd_di(m68_state); break;
+ case 0x9e: divq_di(m68_state); break;
+ case 0x9f: muld_di(m68_state); break;
+
+ case 0xa0: sube_ix(m68_state); break;
+ case 0xa1: cmpe_ix(m68_state); break;
+ case 0xa3: cmpu_ix(m68_state); break;
+ case 0xa6: lde_ix(m68_state); break;
+ case 0xa7: ste_ix(m68_state); break;
+ case 0xab: adde_ix(m68_state); break;
+ case 0xac: cmps_ix(m68_state); break;
+ case 0xad: divd_ix(m68_state); break;
+ case 0xae: divq_ix(m68_state); break;
+ case 0xaf: muld_ix(m68_state); break;
+
+ case 0xb0: sube_ex(m68_state); break;
+ case 0xb1: cmpe_ex(m68_state); break;
+ case 0xb3: cmpu_ex(m68_state); break;
+ case 0xb6: lde_ex(m68_state); break;
+ case 0xb7: ste_ex(m68_state); break;
+ case 0xbb: adde_ex(m68_state); break;
+ case 0xbc: cmps_ex(m68_state); break;
+ case 0xbd: divd_ex(m68_state); break;
+ case 0xbe: divq_ex(m68_state); break;
+ case 0xbf: muld_ex(m68_state); break;
+
+ case 0xc0: subf_im(m68_state); break;
+ case 0xc1: cmpf_im(m68_state); break;
+ case 0xc6: ldf_im(m68_state); break;
+ case 0xcb: addf_im(m68_state); break;
+
+ case 0xd0: subf_di(m68_state); break;
+ case 0xd1: cmpf_di(m68_state); break;
+ case 0xd6: ldf_di(m68_state); break;
+ case 0xd7: stf_di(m68_state); break;
+ case 0xdb: addf_di(m68_state); break;
+
+ case 0xe0: subf_ix(m68_state); break;
+ case 0xe1: cmpf_ix(m68_state); break;
+ case 0xe6: ldf_ix(m68_state); break;
+ case 0xe7: stf_ix(m68_state); break;
+ case 0xeb: addf_ix(m68_state); break;
+
+ case 0xf0: subf_ex(m68_state); break;
+ case 0xf1: cmpf_ex(m68_state); break;
+ case 0xf6: ldf_ex(m68_state); break;
+ case 0xf7: stf_ex(m68_state); break;
+ case 0xfb: addf_ex(m68_state); break;
+
+ default: IIError(m68_state); break;
+ }
+#else
+
+ (*hd6309_page11[ireg2])(m68_state);
+
+#endif /* BIG_SWITCH */
+ m68_state->icount -= m68_state->cycle_counts_page11[ireg2];
+}
+