215 static unsigned int PerformLDF(const unsigned int opcode)  in PerformLDF()  argument
219      write_back = WRITE_BACK(opcode);  in PerformLDF()
223    pBase = readRegister(getRn(opcode));  in PerformLDF()
224    if (ARM_REG_PC == getRn(opcode))  in PerformLDF()
231    if (BIT_UP_SET(opcode))  in PerformLDF()
232      pFinal += getOffset(opcode) * 4;  in PerformLDF()
234      pFinal -= getOffset(opcode) * 4;  in PerformLDF()
236    if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;  in PerformLDF()
238    switch (opcode & MASK_TRANSFER_LENGTH)  in PerformLDF()
240       case TRANSFER_SINGLE  : loadSingle(getFd(opcode),pAddress);   break;  in PerformLDF()
241       case TRANSFER_DOUBLE  : loadDouble(getFd(opcode),pAddress);   break;  in PerformLDF()
242       case TRANSFER_EXTENDED: loadExtended(getFd(opcode),pAddress); break;  in PerformLDF()
246    if (write_back) writeRegister(getRn(opcode),(unsigned int)pFinal);  in PerformLDF()
250 static unsigned int PerformSTF(const unsigned int opcode)  in PerformSTF()  argument
254      write_back = WRITE_BACK(opcode);  in PerformSTF()
259    pBase = readRegister(getRn(opcode));  in PerformSTF()
260    if (ARM_REG_PC == getRn(opcode))  in PerformSTF()
267    if (BIT_UP_SET(opcode))  in PerformSTF()
268      pFinal += getOffset(opcode) * 4;  in PerformSTF()
270      pFinal -= getOffset(opcode) * 4;  in PerformSTF()
272    if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;  in PerformSTF()
274    switch (opcode & MASK_TRANSFER_LENGTH)  in PerformSTF()
276       case TRANSFER_SINGLE  : storeSingle(getFd(opcode),pAddress);   break;  in PerformSTF()
277       case TRANSFER_DOUBLE  : storeDouble(getFd(opcode),pAddress);   break;  in PerformSTF()
278       case TRANSFER_EXTENDED: storeExtended(getFd(opcode),pAddress); break;  in PerformSTF()
282    if (write_back) writeRegister(getRn(opcode),(unsigned int)pFinal);  in PerformSTF()
286 static unsigned int PerformLFM(const unsigned int opcode)  in PerformLFM()  argument
289      write_back = WRITE_BACK(opcode);  in PerformLFM()
292    pBase = readRegister(getRn(opcode));  in PerformLFM()
293    if (ARM_REG_PC == getRn(opcode))  in PerformLFM()
300    if (BIT_UP_SET(opcode))  in PerformLFM()
301      pFinal += getOffset(opcode) * 4;  in PerformLFM()
303      pFinal -= getOffset(opcode) * 4;  in PerformLFM()
305    if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;  in PerformLFM()
307    Fd = getFd(opcode);  in PerformLFM()
308    for (i=getRegisterCount(opcode);i>0;i--)  in PerformLFM()
315    if (write_back) writeRegister(getRn(opcode),(unsigned int)pFinal);  in PerformLFM()
319 static unsigned int PerformSFM(const unsigned int opcode)  in PerformSFM()  argument
322      write_back = WRITE_BACK(opcode);  in PerformSFM()
325    pBase = readRegister(getRn(opcode));  in PerformSFM()
326    if (ARM_REG_PC == getRn(opcode))  in PerformSFM()
333    if (BIT_UP_SET(opcode))  in PerformSFM()
334      pFinal += getOffset(opcode) * 4;  in PerformSFM()
336      pFinal -= getOffset(opcode) * 4;  in PerformSFM()
338    if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;  in PerformSFM()
340    Fd = getFd(opcode);  in PerformSFM()
341    for (i=getRegisterCount(opcode);i>0;i--)  in PerformSFM()
348    if (write_back) writeRegister(getRn(opcode),(unsigned int)pFinal);  in PerformSFM()
353 unsigned int EmulateCPDT(const unsigned int opcode)  in EmulateCPDT()  argument
359   if (LDF_OP(opcode))  in EmulateCPDT()
361     nRc = PerformLDF(opcode);  in EmulateCPDT()
363   else if (LFM_OP(opcode))  in EmulateCPDT()
365     nRc = PerformLFM(opcode);  in EmulateCPDT()
367   else if (STF_OP(opcode))  in EmulateCPDT()
369     nRc = PerformSTF(opcode);  in EmulateCPDT()
371   else if (SFM_OP(opcode))  in EmulateCPDT()
373     nRc = PerformSFM(opcode);  in EmulateCPDT()