void
ARMul_MCR (ARMul_State * state, ARMword instr, ARMword source)
{
unsigned cpab;
if (! CP_ACCESS_ALLOWED (state, CPNum))
{
ARMul_UndefInstr (state, instr);
return;
}
cpab = (state->MCR[CPNum]) (state, ARMul_FIRST, instr, source);
while (cpab == ARMul_BUSY)
{
ARMul_Icycles (state, 1, 0);
if (IntPending (state))
{
cpab = (state->MCR[CPNum]) (state, ARMul_INTERRUPT, instr, 0);
return;
}
else
cpab = (state->MCR[CPNum]) (state, ARMul_BUSY, instr, source);
}
if (cpab == ARMul_CANT)
ARMul_Abort (state, ARMul_UndefinedInstrV);
else
{
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
}
}
void
ARMul_CDP (ARMul_State * state, ARMword instr)
{
unsigned cpab;
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->CDP[CPNum]) {
ARMul_UndefInstr (state, instr);
return;
}
cpab = (state->CDP[CPNum]) (state, ARMul_FIRST, instr);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->CDP[CPNum]) (state, ARMul_INTERRUPT,
instr);
return;
} else
cpab = (state->CDP[CPNum]) (state, ARMul_BUSY, instr);
}
if (cpab == ARMul_CANT)
ARMul_Abort (state, ARMul_UndefinedInstrV);
else
BUSUSEDN;
}
void
ARMul_MCRR (ARMul_State * state, ARMword instr, ARMword source1, ARMword source2)
{
unsigned cpab;
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->MCRR[CPNum]) {
ARMul_UndefInstr (state, instr);
return;
}
cpab = (state->MCRR[CPNum]) (state, ARMul_FIRST, instr, source1, source2);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MCRR[CPNum]) (state, ARMul_INTERRUPT,
instr, 0, 0);
return;
} else
cpab = (state->MCRR[CPNum]) (state, ARMul_BUSY, instr,
source1, source2);
}
if (cpab == ARMul_CANT) {
printf ("In %s, CoProcesscor returned CANT, CPnum is %x, instr %x, source %x %x\n", __FUNCTION__, CPNum, instr, source1, source2);
ARMul_Abort (state, ARMul_UndefinedInstrV);
} else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
}
}
ARMword ARMul_MRC (ARMul_State * state, ARMword instr)
{
int cm = BITS(0, 3) & 0xf;
int cp = BITS(5, 7) & 0x7;
int rd = BITS(12, 15) & 0xf;
int cn = BITS(16, 19) & 0xf;
int cpopc = BITS(21, 23) & 0x7;
if (cn == 13 && cm == 0 && cp == 3) { //c13,c0,3; returns CPU svc buffer
ARMword result = HLE::CallMRC(instr);
if (result != -1) {
return result;
}
}
//DEBUG("SKYEYE ARMul_MRC p%d, %d, r%d, c%d, c%d, %d\n", CPNum, cpopc, rd, cn, cm, cp);
//DEBUG("plutoo: MRC not implemented\n");
//return;
unsigned cpab;
ARMword result = 0;
//printf("SKYEYE ARMul_MRC, CPnum is %x, instr %x\n",CPNum, instr);
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->MRC[CPNum]) {
//chy 2004-07-19 should fix in the future????!!!!
DEBUG("SKYEYE ARMul_MRC,NOT ALLOWed UndefInstr CPnum is %x, instr %x\n", CPNum, instr);
ARMul_UndefInstr (state, instr);
return -1;
}
cpab = (state->MRC[CPNum]) (state, ARMul_FIRST, instr, &result);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MRC[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return (0);
} else
cpab = (state->MRC[CPNum]) (state, ARMul_BUSY, instr,
&result);
}
if (cpab == ARMul_CANT) {
printf ("SKYEYE ARMul_MRC,CANT UndefInstr CPnum is %x, instr %x\n", CPNum, instr);
ARMul_Abort (state, ARMul_UndefinedInstrV);
/* Parent will destroy the flags otherwise. */
result = ECC;
} else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
ARMul_Icycles (state, 1, 0);
}
return result;
}
void
ARMul_STC (ARMul_State * state, ARMword instr, ARMword address)
{
unsigned cpab;
ARMword data;
UNDEF_LSCPCBaseWb;
if (! CP_ACCESS_ALLOWED (state, CPNum))
{
ARMul_UndefInstr (state, instr);
return;
}
if (ADDREXCEPT (address) || VECTORACCESS (address))
INTERNALABORT (address);
cpab = (state->STC[CPNum]) (state, ARMul_FIRST, instr, &data);
while (cpab == ARMul_BUSY)
{
ARMul_Icycles (state, 1, 0);
if (IntPending (state))
{
cpab = (state->STC[CPNum]) (state, ARMul_INTERRUPT, instr, 0);
return;
}
else
cpab = (state->STC[CPNum]) (state, ARMul_BUSY, instr, &data);
}
if (cpab == ARMul_CANT)
{
CPTAKEABORT;
return;
}
#ifndef MODE32
if (ADDREXCEPT (address) || VECTORACCESS (address))
INTERNALABORT (address);
#endif
BUSUSEDINCPCN;
if (BIT (21))
LSBase = state->Base;
cpab = (state->STC[CPNum]) (state, ARMul_DATA, instr, &data);
ARMul_StoreWordN (state, address, data);
while (cpab == ARMul_INC)
{
address += 4;
cpab = (state->STC[CPNum]) (state, ARMul_DATA, instr, &data);
ARMul_StoreWordN (state, address, data);
}
if (state->abortSig || state->Aborted)
TAKEABORT;
}
void
ARMul_MCR (ARMul_State * state, ARMword instr, ARMword source)
{
unsigned cpab;
int cm = BITS(0, 3) & 0xf;
int cp = BITS(5, 7) & 0x7;
int rd = BITS(12, 15) & 0xf;
int cn = BITS(16, 19) & 0xf;
int cpopc = BITS(21, 23) & 0x7;
if (CPNum == 15 && source == 0) //Cache flush
{
return;
}
//printf("SKYEYE ARMul_MCR, CPnum is %x, source %x\n",CPNum, source);
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->MCR[CPNum]) {
//chy 2004-07-19 should fix in the future ????!!!!
DEBUG("SKYEYE ARMul_MCR, ACCESS_not ALLOWed, UndefinedInstr CPnum is %x, source %x\n",CPNum, source);
ARMul_UndefInstr (state, instr);
return;
}
//DEBUG("SKYEYE ARMul_MCR p%d, %d, r%d, c%d, c%d, %d\n", CPNum, cpopc, rd, cn, cm, cp);
//DEBUG("plutoo: MCR not implemented\n");
//exit(1);
//return;
cpab = (state->MCR[CPNum]) (state, ARMul_FIRST, instr, source);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MCR[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return;
} else
cpab = (state->MCR[CPNum]) (state, ARMul_BUSY, instr,
source);
}
if (cpab == ARMul_CANT) {
DEBUG("SKYEYE ARMul_MCR, CANT, UndefinedInstr %x CPnum is %x, source %x\n", instr, CPNum, source); //ichfly todo
//ARMul_Abort (state, ARMul_UndefinedInstrV);
} else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
}
}
ARMword
ARMul_MRC (ARMul_State * state, ARMword instr)
{
unsigned cpab;
ARMword result = HLE::CallMRC(instr);
if (result != -1) {
return result;
}
//printf("SKYEYE ARMul_MRC, CPnum is %x, instr %x\n",CPNum, instr);
if (!CP_ACCESS_ALLOWED (state, CPNum)) {
//chy 2004-07-19 should fix in the future????!!!!
//printf("SKYEYE ARMul_MRC,NOT ALLOWed UndefInstr CPnum is %x, instr %x\n",CPNum, instr);
ARMul_UndefInstr (state, instr);
return -1;
}
cpab = (state->MRC[CPNum]) (state, ARMul_FIRST, instr, &result);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MRC[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return (0);
}
else
cpab = (state->MRC[CPNum]) (state, ARMul_BUSY, instr,
&result);
}
if (cpab == ARMul_CANT) {
printf ("SKYEYE ARMul_MRC,CANT UndefInstr CPnum is %x, instr %x\n", CPNum, instr);
ARMul_Abort (state, ARMul_UndefinedInstrV);
/* Parent will destroy the flags otherwise. */
result = ECC;
}
else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
ARMul_Icycles (state, 1, 0);
}
return result;
}
void
ARMul_MCR (ARMul_State * state, ARMword instr, ARMword source)
{
unsigned cpab;
u32 num = CPNum;
//printf("SKYEYE ARMul_MCR, CPnum is %x, source %x\n",CPNum, source);
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->MCR[CPNum]) {
//chy 2004-07-19 should fix in the future ????!!!!
//printf("SKYEYE ARMul_MCR, ACCESS_not ALLOWed, UndefinedInstr CPnum is %x, source %x\n",CPNum, source);
ARMul_UndefInstr (state, instr);
return;
}
//DEBUG("plutoo: MCR not implemented\n");
//exit(1);
//return;
cpab = (state->MCR[CPNum]) (state, ARMul_FIRST, instr, source);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MCR[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return;
} else
cpab = (state->MCR[CPNum]) (state, ARMul_BUSY, instr,
source);
}
if (cpab == ARMul_CANT) {
DEBUG("SKYEYE ARMul_MCR, CANT, UndefinedInstr %x CPnum is %x, source %x\n", instr, CPNum, source); //ichfly todo
//ARMul_Abort (state, ARMul_UndefinedInstrV);
} else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
}
}
ARMword
ARMul_MRC (ARMul_State * state, ARMword instr)
{
unsigned cpab;
ARMword result = 0;
if (! CP_ACCESS_ALLOWED (state, CPNum))
{
ARMul_UndefInstr (state, instr);
return result;
}
cpab = (state->MRC[CPNum]) (state, ARMul_FIRST, instr, &result);
while (cpab == ARMul_BUSY)
{
ARMul_Icycles (state, 1, 0);
if (IntPending (state))
{
cpab = (state->MRC[CPNum]) (state, ARMul_INTERRUPT, instr, 0);
return (0);
}
else
cpab = (state->MRC[CPNum]) (state, ARMul_BUSY, instr, &result);
}
if (cpab == ARMul_CANT)
{
ARMul_Abort (state, ARMul_UndefinedInstrV);
/* Parent will destroy the flags otherwise. */
result = ECC;
}
else
{
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
ARMul_Icycles (state, 1, 0);
}
return result;
}
void
ARMul_MRRC (ARMul_State * state, ARMword instr, ARMword * dest1, ARMword * dest2)
{
unsigned cpab;
ARMword result1 = 0;
ARMword result2 = 0;
if (!CP_ACCESS_ALLOWED (state, CPNum)) {
ARMul_UndefInstr (state, instr);
return;
}
cpab = (state->MRRC[CPNum]) (state, ARMul_FIRST, instr, &result1, &result2);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MRRC[CPNum]) (state, ARMul_INTERRUPT,
instr, 0, 0);
return;
}
else
cpab = (state->MRRC[CPNum]) (state, ARMul_BUSY, instr,
&result1, &result2);
}
if (cpab == ARMul_CANT) {
printf ("In %s, CoProcesscor returned CANT, CPnum is %x, instr %x\n", __FUNCTION__, CPNum, instr);
ARMul_Abort (state, ARMul_UndefinedInstrV);
}
else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
ARMul_Icycles (state, 1, 0);
}
*dest1 = result1;
*dest2 = result2;
}
void
ARMul_MCR (ARMul_State * state, ARMword instr, ARMword source)
{
unsigned cpab;
//printf("SKYEYE ARMul_MCR, CPnum is %x, source %x\n",CPNum, source);
if (!CP_ACCESS_ALLOWED (state, CPNum)) {
//chy 2004-07-19 should fix in the future ????!!!!
//printf("SKYEYE ARMul_MCR, ACCESS_not ALLOWed, UndefinedInstr CPnum is %x, source %x\n",CPNum, source);
ARMul_UndefInstr (state, instr);
return;
}
cpab = (state->MCR[CPNum]) (state, ARMul_FIRST, instr, source);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->MCR[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return;
}
else
cpab = (state->MCR[CPNum]) (state, ARMul_BUSY, instr,
source);
}
if (cpab == ARMul_CANT) {
printf ("SKYEYE ARMul_MCR, CANT, UndefinedInstr CPnum is %x, source %x\n", CPNum, source);
ARMul_Abort (state, ARMul_UndefinedInstrV);
}
else {
BUSUSEDINCPCN;
ARMul_Ccycles (state, 1, 0);
}
}
void
ARMul_STC (ARMul_State * state, ARMword instr, ARMword address)
{
unsigned cpab;
ARMword data;
UNDEF_LSCPCBaseWb;
//printf("SKYEYE ARMul_STC, CPnum is %x, instr %x, addr %x\n",CPNum, instr, address);
/*chy 2004-05-23 should update this function in the future,should concern dataabort */
// skyeye_instr_debug=0;printf("SKYEYE debug end!!!!\n");
// chy 2004-05-25 , fix it now,so needn't printf
// printf("SKYEYE ARMul_STC, should update this function!!!!!\n");
//exit(-1);
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
if (!state->STC[CPNum]) {
/*
printf
("SKYEYE ARMul_STC,NOT ALLOW, undefinstr, CPnum is %x, instr %x, addr %x\n",
CPNum, instr, address);
*/
ARMul_UndefInstr (state, instr);
return;
}
/*if (ADDREXCEPT (address) || VECTORACCESS (address))
INTERNALABORT (address);*/
cpab = (state->STC[CPNum]) (state, ARMul_FIRST, instr, &data);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->STC[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return;
} else
cpab = (state->STC[CPNum]) (state, ARMul_BUSY, instr,
&data);
}
if (cpab == ARMul_CANT) {
/*
printf
("SKYEYE ARMul_STC,CANT, undefinstr, CPnum is %x, instr %x, addr %x\n",
CPNum, instr, address);
*/
CPTAKEABORT;
return;
}
/*#ifndef MODE32
if (ADDREXCEPT (address) || VECTORACCESS (address))
INTERNALABORT (address);
#endif*/
BUSUSEDINCPCN;
//chy 2004-05-25
/*
if (BIT (21))
LSBase = state->Base;
*/
cpab = (state->STC[CPNum]) (state, ARMul_DATA, instr, &data);
ARMul_StoreWordN (state, address, data);
//chy 2004-05-25
if (state->abortSig || state->Aborted)
goto L_stc_takeabort;
while (cpab == ARMul_INC) {
address += 4;
cpab = (state->STC[CPNum]) (state, ARMul_DATA, instr, &data);
ARMul_StoreWordN (state, address, data);
//chy 2004-05-25
if (state->abortSig || state->Aborted)
goto L_stc_takeabort;
}
//chy 2004-05-25
L_stc_takeabort:
if (BIT (21)) {
if (!
((state->abortSig || state->Aborted)
&& state->lateabtSig == LOW))
LSBase = state->Base;
}
if (state->abortSig || state->Aborted)
TAKEABORT;
}
void
ARMul_LDC (ARMul_State * state, ARMword instr, ARMword address)
{
unsigned cpab;
ARMword data;
UNDEF_LSCPCBaseWb;
//printf("SKYEYE ARMul_LDC, CPnum is %x, instr %x, addr %x\n",CPNum, instr, address);
/*chy 2004-05-23 should update this function in the future,should concern dataabort*/
// chy 2004-05-25 , fix it now,so needn't printf
// printf("SKYEYE ARMul_LDC, should update this function!!!!!\n");
//exit(-1);
if (!CP_ACCESS_ALLOWED (state, CPNum)) {
/*
printf
("SKYEYE ARMul_LDC,NOT ALLOW, underinstr, CPnum is %x, instr %x, addr %x\n",
CPNum, instr, address);
*/
ARMul_UndefInstr (state, instr);
return;
}
if (ADDREXCEPT (address))
INTERNALABORT (address);
cpab = (state->LDC[CPNum]) (state, ARMul_FIRST, instr, 0);
while (cpab == ARMul_BUSY) {
ARMul_Icycles (state, 1, 0);
if (IntPending (state)) {
cpab = (state->LDC[CPNum]) (state, ARMul_INTERRUPT,
instr, 0);
return;
}
else
cpab = (state->LDC[CPNum]) (state, ARMul_BUSY, instr,
0);
}
if (cpab == ARMul_CANT) {
/*
printf
("SKYEYE ARMul_LDC,NOT CAN, underinstr, CPnum is %x, instr %x, addr %x\n",
CPNum, instr, address);
*/
CPTAKEABORT;
return;
}
cpab = (state->LDC[CPNum]) (state, ARMul_TRANSFER, instr, 0);
data = ARMul_LoadWordN (state, address);
//chy 2004-05-25
if (state->abortSig || state->Aborted)
goto L_ldc_takeabort;
BUSUSEDINCPCN;
//chy 2004-05-25
/*
if (BIT (21))
LSBase = state->Base;
*/
cpab = (state->LDC[CPNum]) (state, ARMul_DATA, instr, data);
while (cpab == ARMul_INC) {
address += 4;
data = ARMul_LoadWordN (state, address);
//chy 2004-05-25
if (state->abortSig || state->Aborted)
goto L_ldc_takeabort;
cpab = (state->LDC[CPNum]) (state, ARMul_DATA, instr, data);
}
//chy 2004-05-25
L_ldc_takeabort:
if (BIT (21)) {
if (!
((state->abortSig || state->Aborted)
&& state->lateabtSig == LOW))
LSBase = state->Base;
}
if (state->abortSig || state->Aborted)
TAKEABORT;
}