This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with this program; if not, see <http://www.gnu.org/licenses/>. */
extern ARMword isize;
+extern int trace;
+extern int disas;
+extern int trace_funcs;
+extern void print_insn (ARMword);
-/***************************************************************************\
-* Condition code values *
-\***************************************************************************/
-
+/* Condition code values. */
#define EQ 0
#define NE 1
#define CS 2
#define AL 14
#define NV 15
-/***************************************************************************\
-* Shift Opcodes *
-\***************************************************************************/
-
+/* Shift Opcodes. */
#define LSL 0
#define LSR 1
#define ASR 2
#define ROR 3
-/***************************************************************************\
-* Macros to twiddle the status flags and mode *
-\***************************************************************************/
-
+/* Macros to twiddle the status flags and mode. */
#define NBIT ((unsigned)1L << 31)
#define ZBIT (1L << 30)
#define CBIT (1L << 29)
#define VBIT (1L << 28)
+#define SBIT (1L << 27)
+#define GE0 (1L << 16)
+#define GE1 (1L << 17)
+#define GE2 (1L << 18)
+#define GE3 (1L << 19)
#define IBIT (1L << 7)
#define FBIT (1L << 6)
#define IFBITS (3L << 6)
#define POS(i) ( (~(i)) >> 31 )
#define NEG(i) ( (i) >> 31 )
-#ifdef MODET /* Thumb support */
+#ifdef MODET /* Thumb support. */
/* ??? This bit is actually in the low order bit of the PC in the hardware.
It isn't clear if the simulator needs to model that or not. */
#define TBIT (1L << 5)
#define SETT state->TFlag = 1
#define CLEART state->TFlag = 0
#define ASSIGNT(res) state->TFlag = res
+#define INSN_SIZE (TFLAG ? 2 : 4)
+#else
+#define INSN_SIZE 4
#endif
#define NFLAG state->NFlag
#define CLEARV state->VFlag = 0
#define ASSIGNV(res) state->VFlag = res
+#define SFLAG state->SFlag
+#define SETS state->SFlag = 1
+#define CLEARS state->SFlag = 0
+#define ASSIGNS(res) state->SFlag = res
#define IFLAG (state->IFFlags >> 1)
#define FFLAG (state->IFFlags & 1)
#define ASSIGNINT(res) state->IFFlags = (((res) >> 6) & 3)
#define ASSIGNR15INT(res) state->IFFlags = (((res) >> 26) & 3) ;
+#define PSR_FBITS (0xff000000L)
+#define PSR_SBITS (0x00ff0000L)
+#define PSR_XBITS (0x0000ff00L)
+#define PSR_CBITS (0x000000ffL)
+
+#if defined MODE32 || defined MODET
+#define CCBITS (0xf8000000L)
+#else
#define CCBITS (0xf0000000L)
+#endif
+
#define INTBITS (0xc0L)
#if defined MODET && defined MODE32
#define R15PCMODE (state->Reg[15] & (R15PCBITS | R15MODEBITS))
#define R15MODE (state->Reg[15] & R15MODEBITS)
-#define ECC ((NFLAG << 31) | (ZFLAG << 30) | (CFLAG << 29) | (VFLAG << 28))
+#define ECC ((NFLAG << 31) | (ZFLAG << 30) | (CFLAG << 29) | (VFLAG << 28) | (SFLAG << 27))
#define EINT (IFFLAGS << 6)
#define ER15INT (IFFLAGS << 26)
#define EMODE (state->Mode)
#define PATCHR15 state->Reg[15] = ECC | ER15INT | EMODE | R15PC
#endif
-#define GETSPSR(bank) bank>0?state->Spsr[bank]:ECC | EINT | EMODE ;
-#define SETPSR(d,s) d = (s) & (ARMword)(CCBITS | INTBITS | MODEBITS)
-#define SETINTMODE(d,s) d = ((d) & CCBITS) | ((s) & (INTBITS | MODEBITS))
-#define SETCC(d,s) d = ((d) & (INTBITS | MODEBITS)) | ((s) & CCBITS)
-#define SETR15PSR(s) if (state->Mode == USER26MODE) { \
- state->Reg[15] = ((s) & CCBITS) | R15PC | ER15INT | EMODE ; \
- ASSIGNN((state->Reg[15] & NBIT) != 0) ; \
- ASSIGNZ((state->Reg[15] & ZBIT) != 0) ; \
- ASSIGNC((state->Reg[15] & CBIT) != 0) ; \
- ASSIGNV((state->Reg[15] & VBIT) != 0) ; \
- } \
- else { \
- state->Reg[15] = R15PC | (s) & (CCBITS | R15INTBITS | R15MODEBITS) ; \
- ARMul_R15Altered(state) ; \
- }
-#define SETABORT(i,m) state->Cpsr = ECC | EINT | (i) | (m)
+#define GETSPSR(bank) (ARMul_GetSPSR (state, EMODE))
+#define SETPSR_F(d,s) d = ((d) & ~PSR_FBITS) | ((s) & PSR_FBITS)
+#define SETPSR_S(d,s) d = ((d) & ~PSR_SBITS) | ((s) & PSR_SBITS)
+#define SETPSR_X(d,s) d = ((d) & ~PSR_XBITS) | ((s) & PSR_XBITS)
+#define SETPSR_C(d,s) d = ((d) & ~PSR_CBITS) | ((s) & PSR_CBITS)
+
+#define SETR15PSR(s) \
+ do \
+ { \
+ if (state->Mode == USER26MODE) \
+ { \
+ state->Reg[15] = ((s) & CCBITS) | R15PC | ER15INT | EMODE; \
+ ASSIGNN ((state->Reg[15] & NBIT) != 0); \
+ ASSIGNZ ((state->Reg[15] & ZBIT) != 0); \
+ ASSIGNC ((state->Reg[15] & CBIT) != 0); \
+ ASSIGNV ((state->Reg[15] & VBIT) != 0); \
+ } \
+ else \
+ { \
+ state->Reg[15] = R15PC | ((s) & (CCBITS | R15INTBITS | R15MODEBITS)); \
+ ARMul_R15Altered (state); \
+ } \
+ } \
+ while (0)
+
+#define SETABORT(i, m, d) \
+ do \
+ { \
+ int SETABORT_mode = (m); \
+ \
+ ARMul_SetSPSR (state, SETABORT_mode, ARMul_GetCPSR (state)); \
+ ARMul_SetCPSR (state, ((ARMul_GetCPSR (state) & ~(EMODE | TBIT)) \
+ | (i) | SETABORT_mode)); \
+ state->Reg[14] = temp - (d); \
+ } \
+ while (0)
#ifndef MODE32
#define VECTORS 0x20
#define LEGALADDR 0x03ffffff
#define VECTORACCESS(address) (address < VECTORS && ARMul_MODE26BIT && state->prog32Sig)
-#define ADDREXCEPT(address) (address > LEGALADDR && !state->data32Sig)
+#define ADDREXCEPT(address) (address > LEGALADDR && !state->data32Sig)
#endif
-#define INTERNALABORT(address) if (address < VECTORS) \
- state->Aborted = ARMul_DataAbortV ; \
- else \
- state->Aborted = ARMul_AddrExceptnV ;
+#define INTERNALABORT(address) \
+ do \
+ { \
+ if (address < VECTORS) \
+ state->Aborted = ARMul_DataAbortV; \
+ else \
+ state->Aborted = ARMul_AddrExceptnV; \
+ } \
+ while (0)
#ifdef MODE32
-#define TAKEABORT ARMul_Abort(state,ARMul_DataAbortV)
+#define TAKEABORT ARMul_Abort (state, ARMul_DataAbortV)
#else
-#define TAKEABORT if (state->Aborted == ARMul_AddrExceptnV) \
- ARMul_Abort(state,ARMul_AddrExceptnV) ; \
- else \
- ARMul_Abort(state,ARMul_DataAbortV)
+#define TAKEABORT \
+ do \
+ { \
+ if (state->Aborted == ARMul_AddrExceptnV) \
+ ARMul_Abort (state, ARMul_AddrExceptnV); \
+ else \
+ ARMul_Abort (state, ARMul_DataAbortV); \
+ } \
+ while (0)
#endif
-#define CPTAKEABORT if (!state->Aborted) \
- ARMul_Abort(state,ARMul_UndefinedInstrV) ; \
- else if (state->Aborted == ARMul_AddrExceptnV) \
- ARMul_Abort(state,ARMul_AddrExceptnV) ; \
- else \
- ARMul_Abort(state,ARMul_DataAbortV)
-
-/***************************************************************************\
-* Different ways to start the next instruction *
-\***************************************************************************/
-
-#define SEQ 0
-#define NONSEQ 1
-#define PCINCEDSEQ 2
+#define CPTAKEABORT \
+ do \
+ { \
+ if (!state->Aborted) \
+ ARMul_Abort (state, ARMul_UndefinedInstrV); \
+ else if (state->Aborted == ARMul_AddrExceptnV) \
+ ARMul_Abort (state, ARMul_AddrExceptnV); \
+ else \
+ ARMul_Abort (state, ARMul_DataAbortV); \
+ } \
+ while (0);
+
+
+/* Different ways to start the next instruction. */
+#define SEQ 0
+#define NONSEQ 1
+#define PCINCEDSEQ 2
#define PCINCEDNONSEQ 3
-#define PRIMEPIPE 4
-#define RESUME 8
+#define PRIMEPIPE 4
+#define RESUME 8
#define NORMALCYCLE state->NextInstr = 0
-#define BUSUSEDN state->NextInstr |= 1 /* the next fetch will be an N cycle */
-#define BUSUSEDINCPCS state->Reg[15] += isize ; /* a standard PC inc and an S cycle */ \
- state->NextInstr = (state->NextInstr & 0xff) | 2
-#define BUSUSEDINCPCN state->Reg[15] += isize ; /* a standard PC inc and an N cycle */ \
- state->NextInstr |= 3
-#define INCPC state->Reg[15] += isize ; /* a standard PC inc */ \
- state->NextInstr |= 2
+#define BUSUSEDN state->NextInstr |= 1 /* The next fetch will be an N cycle. */
+#define BUSUSEDINCPCS \
+ do \
+ { \
+ if (! state->is_v4) \
+ { \
+ /* A standard PC inc and an S cycle. */ \
+ state->Reg[15] += isize; \
+ state->NextInstr = (state->NextInstr & 0xff) | 2; \
+ } \
+ } \
+ while (0)
+
+#define BUSUSEDINCPCN \
+ do \
+ { \
+ if (state->is_v4) \
+ BUSUSEDN; \
+ else \
+ { \
+ /* A standard PC inc and an N cycle. */ \
+ state->Reg[15] += isize; \
+ state->NextInstr |= 3; \
+ } \
+ } \
+ while (0)
+
+#define INCPC \
+ do \
+ { \
+ /* A standard PC inc. */ \
+ state->Reg[15] += isize; \
+ state->NextInstr |= 2; \
+ } \
+ while (0)
+
#define FLUSHPIPE state->NextInstr |= PRIMEPIPE
-/***************************************************************************\
-* Cycle based emulation *
-\***************************************************************************/
+/* Cycle based emulation. */
#define OUTPUTCP(i,a,b)
#define NCYCLE
#define CCYCLE
#define NEXTCYCLE(c)
-/***************************************************************************\
-* States of the cycle based state machine *
-\***************************************************************************/
-
-
-/***************************************************************************\
-* Macros to extract parts of instructions *
-\***************************************************************************/
-
-#define DESTReg (BITS(12,15))
-#define LHSReg (BITS(16,19))
-#define RHSReg (BITS(0,3))
+/* Macros to extract parts of instructions. */
+#define DESTReg (BITS (12, 15))
+#define LHSReg (BITS (16, 19))
+#define RHSReg (BITS ( 0, 3))
#define DEST (state->Reg[DESTReg])
#define LHS (state->Reg[LHSReg])
#endif
#else
-#define LHS ((LHSReg == 15) ? R15PC : (state->Reg[LHSReg]) )
+#define LHS ((LHSReg == 15) ? R15PC : (state->Reg[LHSReg]))
#endif
-#define MULDESTReg (BITS(16,19))
-#define MULLHSReg (BITS(0,3))
-#define MULRHSReg (BITS(8,11))
-#define MULACCReg (BITS(12,15))
+#define MULDESTReg (BITS (16, 19))
+#define MULLHSReg (BITS ( 0, 3))
+#define MULRHSReg (BITS ( 8, 11))
+#define MULACCReg (BITS (12, 15))
-#define DPImmRHS (ARMul_ImmedTable[BITS(0,11)])
+#define DPImmRHS (ARMul_ImmedTable[BITS(0, 11)])
#define DPSImmRHS temp = BITS(0,11) ; \
rhs = ARMul_ImmedTable[temp] ; \
- if (temp > 255) /* there was a shift */ \
- ASSIGNC(rhs >> 31) ;
+ if (temp > 255) /* There was a shift. */ \
+ ASSIGNC (rhs >> 31) ;
#ifdef MODE32
-#define DPRegRHS ((BITS(4,11)==0) ? state->Reg[RHSReg] \
- : GetDPRegRHS(state, instr))
-#define DPSRegRHS ((BITS(4,11)==0) ? state->Reg[RHSReg] \
- : GetDPSRegRHS(state, instr))
+#define DPRegRHS ((BITS (4,11) == 0) ? state->Reg[RHSReg] \
+ : GetDPRegRHS (state, instr))
+#define DPSRegRHS ((BITS (4,11) == 0) ? state->Reg[RHSReg] \
+ : GetDPSRegRHS (state, instr))
#else
-#define DPRegRHS ((BITS(0,11)<15) ? state->Reg[RHSReg] \
- : GetDPRegRHS(state, instr))
-#define DPSRegRHS ((BITS(0,11)<15) ? state->Reg[RHSReg] \
- : GetDPSRegRHS(state, instr))
+#define DPRegRHS ((BITS (0, 11) < 15) ? state->Reg[RHSReg] \
+ : GetDPRegRHS (state, instr))
+#define DPSRegRHS ((BITS (0, 11) < 15) ? state->Reg[RHSReg] \
+ : GetDPSRegRHS (state, instr))
#endif
#define LSBase state->Reg[LHSReg]
#define LSImmRHS (BITS(0,11))
#ifdef MODE32
-#define LSRegRHS ((BITS(4,11)==0) ? state->Reg[RHSReg] \
- : GetLSRegRHS(state, instr))
+#define LSRegRHS ((BITS (4, 11) == 0) ? state->Reg[RHSReg] \
+ : GetLSRegRHS (state, instr))
#else
-#define LSRegRHS ((BITS(0,11)<15) ? state->Reg[RHSReg] \
- : GetLSRegRHS(state, instr))
+#define LSRegRHS ((BITS (0, 11) < 15) ? state->Reg[RHSReg] \
+ : GetLSRegRHS (state, instr))
#endif
-#define LSMNumRegs ((ARMword)ARMul_BitList[BITS(0,7)] + \
- (ARMword)ARMul_BitList[BITS(8,15)] )
-#define LSMBaseFirst ((LHSReg == 0 && BIT(0)) || \
- (BIT(LHSReg) && BITS(0,LHSReg-1) == 0))
+#define LSMNumRegs ((ARMword) ARMul_BitList[BITS (0, 7)] + \
+ (ARMword) ARMul_BitList[BITS (8, 15)] )
+#define LSMBaseFirst ((LHSReg == 0 && BIT (0)) || \
+ (BIT (LHSReg) && BITS (0, LHSReg - 1) == 0))
#define SWAPSRC (state->Reg[RHSReg])
-#define LSCOff (BITS(0,7) << 2)
-#define CPNum BITS(8,11)
-
-/***************************************************************************\
-* Macro to rotate n right by b bits *
-\***************************************************************************/
-
-#define ROTATER(n,b) (((n)>>(b))|((n)<<(32-(b))))
-
-/***************************************************************************\
-* Macros to store results of instructions *
-\***************************************************************************/
-
-#define WRITEDEST(d) if (DESTReg==15) \
- WriteR15(state, d) ; \
- else \
- DEST = d
-
-#define WRITESDEST(d) if (DESTReg == 15) \
- WriteSR15(state, d) ; \
- else { \
- DEST = d ; \
- ARMul_NegZero(state, d) ; \
- }
+#define LSCOff (BITS (0, 7) << 2)
+#define CPNum BITS (8, 11)
+
+/* Determine if access to coprocessor CP is permitted.
+ The XScale has a register in CP15 which controls access to CP0 - CP13. */
+#define CP_ACCESS_ALLOWED(STATE, CP) \
+ ( ((CP) >= 14) \
+ || (! (STATE)->is_XScale) \
+ || (read_cp15_reg (15, 0, 1) & (1 << (CP))))
+
+/* Macro to rotate n right by b bits. */
+#define ROTATER(n, b) (((n) >> (b)) | ((n) << (32 - (b))))
+
+/* Macros to store results of instructions. */
+#define WRITEDEST(d) \
+ do \
+ { \
+ if (DESTReg == 15) \
+ WriteR15 (state, d); \
+ else \
+ DEST = d; \
+ } \
+ while (0)
+
+#define WRITESDEST(d) \
+ do \
+ { \
+ if (DESTReg == 15) \
+ WriteSR15 (state, d); \
+ else \
+ { \
+ DEST = d; \
+ ARMul_NegZero (state, d); \
+ } \
+ } \
+ while (0)
+
+#define WRITEDESTB(d) \
+ do \
+ { \
+ if (DESTReg == 15) \
+ WriteR15Load (state, d); \
+ else \
+ DEST = d; \
+ } \
+ while (0)
#define BYTETOBUS(data) ((data & 0xff) | \
((data & 0xff) << 8) | \
((data & 0xff) << 16) | \
((data & 0xff) << 24))
-#define BUSTOBYTE(address,data) \
- if (state->bigendSig) \
- temp = (data >> (((address ^ 3) & 3) << 3)) & 0xff ; \
- else \
- temp = (data >> ((address & 3) << 3)) & 0xff
-#define LOADMULT(instr,address,wb) LoadMult(state,instr,address,wb)
-#define LOADSMULT(instr,address,wb) LoadSMult(state,instr,address,wb)
-#define STOREMULT(instr,address,wb) StoreMult(state,instr,address,wb)
-#define STORESMULT(instr,address,wb) StoreSMult(state,instr,address,wb)
+#define BUSTOBYTE(address, data) \
+ do \
+ { \
+ if (state->bigendSig) \
+ temp = (data >> (((address ^ 3) & 3) << 3)) & 0xff; \
+ else \
+ temp = (data >> ((address & 3) << 3)) & 0xff; \
+ } \
+ while (0)
+
+#define LOADMULT(instr, address, wb) LoadMult (state, instr, address, wb)
+#define LOADSMULT(instr, address, wb) LoadSMult (state, instr, address, wb)
+#define STOREMULT(instr, address, wb) StoreMult (state, instr, address, wb)
+#define STORESMULT(instr, address, wb) StoreSMult (state, instr, address, wb)
#define POSBRANCH ((instr & 0x7fffff) << 2)
-#define NEGBRANCH (0xff000000 | ((instr & 0xffffff) << 2))
+#define NEGBRANCH ((0xff000000 |(instr & 0xffffff)) << 2)
-/***************************************************************************\
-* Values for Emulate *
-\***************************************************************************/
+/* Values for Emulate. */
#define STOP 0 /* stop */
#define CHANGEMODE 1 /* change mode */
#define ONCE 2 /* execute just one interation */
#define RUN 3 /* continuous execution */
-/***************************************************************************\
-* Stuff that is shared across modes *
-\***************************************************************************/
-
-extern ARMword ARMul_Emulate26 (ARMul_State * state);
-extern ARMword ARMul_Emulate32 (ARMul_State * state);
-extern unsigned ARMul_MultTable[]; /* Number of I cycles for a mult */
-extern ARMword ARMul_ImmedTable[]; /* immediate DP LHS values */
-extern char ARMul_BitList[]; /* number of bits in a byte table */
-extern void ARMul_Abort26 (ARMul_State * state, ARMword);
-extern void ARMul_Abort32 (ARMul_State * state, ARMword);
-extern unsigned ARMul_NthReg (ARMword instr, unsigned number);
-extern void ARMul_MSRCpsr (ARMul_State * state, ARMword instr, ARMword rhs);
-extern void ARMul_NegZero (ARMul_State * state, ARMword result);
-extern void ARMul_AddCarry (ARMul_State * state, ARMword a, ARMword b,
- ARMword result);
-extern int AddOverflow (ARMword a, ARMword b, ARMword result);
-extern int SubOverflow (ARMword a, ARMword b, ARMword result);
-extern void ARMul_AddOverflow (ARMul_State * state, ARMword a, ARMword b,
- ARMword result);
-extern void ARMul_SubCarry (ARMul_State * state, ARMword a, ARMword b,
- ARMword result);
-extern void ARMul_SubOverflow (ARMul_State * state, ARMword a, ARMword b,
- ARMword result);
-extern void ARMul_CPSRAltered (ARMul_State * state);
-extern void ARMul_R15Altered (ARMul_State * state);
-extern ARMword ARMul_SwitchMode (ARMul_State * state, ARMword oldmode,
- ARMword newmode);
-extern unsigned ARMul_NthReg (ARMword instr, unsigned number);
-extern void ARMul_LDC (ARMul_State * state, ARMword instr, ARMword address);
-extern void ARMul_STC (ARMul_State * state, ARMword instr, ARMword address);
-extern void ARMul_MCR (ARMul_State * state, ARMword instr, ARMword source);
-extern ARMword ARMul_MRC (ARMul_State * state, ARMword instr);
-extern void ARMul_CDP (ARMul_State * state, ARMword instr);
-extern unsigned IntPending (ARMul_State * state);
-extern ARMword ARMul_Align (ARMul_State * state, ARMword address,
- ARMword data);
-#define EVENTLISTSIZE 1024L
+/* Stuff that is shared across modes. */
+extern unsigned ARMul_MultTable[]; /* Number of I cycles for a mult. */
+extern ARMword ARMul_ImmedTable[]; /* Immediate DP LHS values. */
+extern char ARMul_BitList[]; /* Number of bits in a byte table. */
-/* Thumb support: */
+#define EVENTLISTSIZE 1024L
+/* Thumb support. */
typedef enum
{
- t_undefined, /* undefined Thumb instruction */
- t_decoded, /* instruction decoded to ARM equivalent */
- t_branch /* Thumb branch (already processed) */
+ t_undefined, /* Undefined Thumb instruction. */
+ t_decoded, /* Instruction decoded to ARM equivalent. */
+ t_branch /* Thumb branch (already processed). */
}
tdstate;
-extern tdstate ARMul_ThumbDecode (ARMul_State * state, ARMword pc,
- ARMword tinstr, ARMword * ainstr);
-
-/***************************************************************************\
-* Macros to scrutinize instructions *
-\***************************************************************************/
-
-
-#define UNDEF_Test
-#define UNDEF_Shift
-#define UNDEF_MSRPC
-#define UNDEF_MRSPC
-#define UNDEF_MULPCDest
-#define UNDEF_MULDestEQOp1
-#define UNDEF_LSRBPC
-#define UNDEF_LSRBaseEQOffWb
-#define UNDEF_LSRBaseEQDestWb
-#define UNDEF_LSRPCBaseWb
-#define UNDEF_LSRPCOffWb
-#define UNDEF_LSMNoRegs
-#define UNDEF_LSMPCBase
-#define UNDEF_LSMUserBankWb
-#define UNDEF_LSMBaseInListWb
-#define UNDEF_SWPPC
-#define UNDEF_CoProHS
-#define UNDEF_MCRPC
-#define UNDEF_LSCPCBaseWb
-#define UNDEF_UndefNotBounced
-#define UNDEF_ShortInt
-#define UNDEF_IllegalMode
-#define UNDEF_Prog32SigChange
-#define UNDEF_Data32SigChange
+#define t_resolved t_branch
+
+/* Macros to scrutinize instructions. The dummy do loop is to keep the compiler
+ happy when the statement is used in an otherwise empty else statement. */
+#define UNDEF_Test do { ; } while (0)
+#define UNDEF_Shift do { ; } while (0)
+#define UNDEF_MSRPC do { ; } while (0)
+#define UNDEF_MRSPC do { ; } while (0)
+#define UNDEF_MULPCDest do { ; } while (0)
+#define UNDEF_MULDestEQOp1 do { ; } while (0)
+#define UNDEF_LSRBPC do { ; } while (0)
+#define UNDEF_LSRBaseEQOffWb do { ; } while (0)
+#define UNDEF_LSRBaseEQDestWb do { ; } while (0)
+#define UNDEF_LSRPCBaseWb do { ; } while (0)
+#define UNDEF_LSRPCOffWb do { ; } while (0)
+#define UNDEF_LSMNoRegs do { ; } while (0)
+#define UNDEF_LSMPCBase do { ; } while (0)
+#define UNDEF_LSMUserBankWb do { ; } while (0)
+#define UNDEF_LSMBaseInListWb do { ; } while (0)
+#define UNDEF_SWPPC do { ; } while (0)
+#define UNDEF_CoProHS do { ; } while (0)
+#define UNDEF_MCRPC do { ; } while (0)
+#define UNDEF_LSCPCBaseWb do { ; } while (0)
+#define UNDEF_UndefNotBounced do { ; } while (0)
+#define UNDEF_ShortInt do { ; } while (0)
+#define UNDEF_IllegalMode do { ; } while (0)
+#define UNDEF_Prog32SigChange do { ; } while (0)
+#define UNDEF_Data32SigChange do { ; } while (0)
+
+/* Prototypes for exported functions. */
+extern unsigned ARMul_NthReg (ARMword, unsigned);
+extern int AddOverflow (ARMword, ARMword, ARMword);
+extern int SubOverflow (ARMword, ARMword, ARMword);
+extern ARMword ARMul_Emulate26 (ARMul_State *);
+extern ARMword ARMul_Emulate32 (ARMul_State *);
+extern unsigned IntPending (ARMul_State *);
+extern void ARMul_CPSRAltered (ARMul_State *);
+extern void ARMul_R15Altered (ARMul_State *);
+extern ARMword ARMul_GetPC (ARMul_State *);
+extern ARMword ARMul_GetNextPC (ARMul_State *);
+extern ARMword ARMul_GetR15 (ARMul_State *);
+extern ARMword ARMul_GetCPSR (ARMul_State *);
+extern void ARMul_EnvokeEvent (ARMul_State *);
+extern unsigned long ARMul_Time (ARMul_State *);
+extern void ARMul_NegZero (ARMul_State *, ARMword);
+extern void ARMul_SetPC (ARMul_State *, ARMword);
+extern void ARMul_SetR15 (ARMul_State *, ARMword);
+extern void ARMul_SetCPSR (ARMul_State *, ARMword);
+extern ARMword ARMul_GetSPSR (ARMul_State *, ARMword);
+extern void ARMul_Abort26 (ARMul_State *, ARMword);
+extern void ARMul_Abort32 (ARMul_State *, ARMword);
+extern ARMword ARMul_MRC (ARMul_State *, ARMword);
+extern void ARMul_CDP (ARMul_State *, ARMword);
+extern void ARMul_LDC (ARMul_State *, ARMword, ARMword);
+extern void ARMul_STC (ARMul_State *, ARMword, ARMword);
+extern void ARMul_MCR (ARMul_State *, ARMword, ARMword);
+extern void ARMul_SetSPSR (ARMul_State *, ARMword, ARMword);
+extern ARMword ARMul_SwitchMode (ARMul_State *, ARMword, ARMword);
+extern ARMword ARMul_Align (ARMul_State *, ARMword, ARMword);
+extern ARMword ARMul_SwitchMode (ARMul_State *, ARMword, ARMword);
+extern void ARMul_MSRCpsr (ARMul_State *, ARMword, ARMword);
+extern void ARMul_SubOverflow (ARMul_State *, ARMword, ARMword, ARMword);
+extern void ARMul_AddOverflow (ARMul_State *, ARMword, ARMword, ARMword);
+extern void ARMul_SubCarry (ARMul_State *, ARMword, ARMword, ARMword);
+extern void ARMul_AddCarry (ARMul_State *, ARMword, ARMword, ARMword);
+extern tdstate ARMul_ThumbDecode (ARMul_State *, ARMword, ARMword, ARMword *);
+extern ARMword ARMul_GetReg (ARMul_State *, unsigned, unsigned);
+extern void ARMul_SetReg (ARMul_State *, unsigned, unsigned, ARMword);
+extern void ARMul_ScheduleEvent (ARMul_State *, unsigned long, unsigned (*) (ARMul_State *));
+/* Coprocessor support functions. */
+extern unsigned ARMul_CoProInit (ARMul_State *);
+extern void ARMul_CoProExit (ARMul_State *);
+extern void ARMul_CoProAttach (ARMul_State *, unsigned, ARMul_CPInits *, ARMul_CPExits *,
+ ARMul_LDCs *, ARMul_STCs *, ARMul_MRCs *, ARMul_MCRs *,
+ ARMul_CDPs *, ARMul_CPReads *, ARMul_CPWrites *);
+extern void ARMul_CoProDetach (ARMul_State *, unsigned);
+extern ARMword read_cp15_reg (unsigned, unsigned, unsigned);
+
+extern unsigned DSPLDC4 (ARMul_State *, unsigned, ARMword, ARMword);
+extern unsigned DSPMCR4 (ARMul_State *, unsigned, ARMword, ARMword);
+extern unsigned DSPMRC4 (ARMul_State *, unsigned, ARMword, ARMword *);
+extern unsigned DSPSTC4 (ARMul_State *, unsigned, ARMword, ARMword *);
+extern unsigned DSPCDP4 (ARMul_State *, unsigned, ARMword);
+extern unsigned DSPMCR5 (ARMul_State *, unsigned, ARMword, ARMword);
+extern unsigned DSPMRC5 (ARMul_State *, unsigned, ARMword, ARMword *);
+extern unsigned DSPLDC5 (ARMul_State *, unsigned, ARMword, ARMword);
+extern unsigned DSPSTC5 (ARMul_State *, unsigned, ARMword, ARMword *);
+extern unsigned DSPCDP5 (ARMul_State *, unsigned, ARMword);
+extern unsigned DSPMCR6 (ARMul_State *, unsigned, ARMword, ARMword);
+extern unsigned DSPMRC6 (ARMul_State *, unsigned, ARMword, ARMword *);
+extern unsigned DSPCDP6 (ARMul_State *, unsigned, ARMword);