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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [nlm/] [ppc.h] - Rev 1773
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typedef long Long; /* The following enum is used to access the special registers in the saved machine state. */ typedef enum { kDc_SavedPC = 0, /* really SRR0 */ kDc_SavedMSR = 1, /* really SRR1 */ kDc_SavedCR = 2, kDc_SavedLR = 3, kDc_SavedDSISR = 4, kDc_SavedDAR = 5, kDc_SavedXER = 6, kDc_SavedCTR = 7, kDc_SavedSDR1 = 8, kDc_SavedRTCU = 9, kDc_SavedRTCL = 10, kDc_SavedDEC = 11, kDc_SavedSR00 = 12, /* The Segement Registers are consecutive */ kDc_SavedSR01 = 13, /* kDc_SavedSR00 + n is supported */ kDc_SavedSR02 = 14, kDc_SavedSR03 = 15, kDc_SavedSR04 = 16, kDc_SavedSR05 = 17, kDc_SavedSR06 = 18, kDc_SavedSR07 = 19, kDc_SavedSR08 = 20, kDc_SavedSR09 = 21, kDc_SavedSR10 = 22, kDc_SavedSR11 = 23, kDc_SavedSR12 = 24, kDc_SavedSR13 = 25, kDc_SavedSR14 = 26, kDc_SavedSR15 = 27, kDc_SavedFPSCR = 29, kDc_SavedMQ = 30, kDc_SavedBAT0U = 31, kDc_SavedBAT0L = 32, kDc_SavedBAT1U = 33, kDc_SavedBAT1L = 34, kDc_SavedBAT2U = 35, kDc_SavedBAT2L = 36, kDc_SavedBAT3U = 37, kDc_SavedBAT3L = 38, kNumberSpecialRegisters = 39 } Dc_SavedRegisterName; /* Access to floating points is not very easy. This allows the number to be accessed both as a floating number and as a pair of Longs. */ typedef union { double asfloat; /* access the variable as a floating number */ struct { Long high; Long low; } asLONG; /* access the variable as two Longs */ } FloatingPoints; /* The following is the standard record for Saving a machine state */ struct SavedMachineState { FloatingPoints CSavedFPRegs[32]; /* The floating point registers [0->31] */ /* ***32bit assumption*** */ Long CsavedRegs[32]; /* space to save the General Registers */ /* These are saved 0->31 */ Long CexReason; Long SavedDomainID; union { /* must be 8-byte aligned, so doubleFPSCR is 8-byte aligned */ struct { Long CsavedSRR0; /* Index 0 - The saved PC */ Long CsavedSRR1; /* 1 saved MSR */ Long CsavedCR; /* 2 */ Long CsavedLR; /* 3 */ Long CsavedDSISR; /* 4 */ Long CsavedDAR; /* 5 */ Long CsavedXER; /* 6 */ Long CsavedCTR; /* 7 */ Long CsavedSDR1; /* 8 */ Long CsavedRTCU; /* 9 */ Long CsavedRTCL; /* 10 */ Long CsavedDEC; /* 11 */ Long CsavedSR0; /* 12 */ Long CsavedSR1; /* 13 */ Long CsavedSR2; /* 14 */ Long CsavedSR3; /* 15 */ Long CsavedSR4; /* 16 */ Long CsavedSR5; /* 17 */ Long CsavedSR6; /* 18 */ Long CsavedSR7; /* 19 */ Long CsavedSR8; /* 20 */ Long CsavedSR9; /* 21 */ Long CsavedSR10; /* 22 */ Long CsavedSR11; /* 23 */ Long CsavedSR12; /* 24 */ Long CsavedSR13; /* 25 */ Long CsavedSR14; /* 26 */ Long CsavedSR15; /* 27 */ /* CdoubleFPSCR must be double word aligned */ Long CdoubleFPSCR; /* 28 this is the upper part of the store and has no meaning */ Long CsavedFPSCR; /* 29 */ Long CsavedMQ; /* 30 */ Long CsavedBAT0U; /* 31 */ Long CsavedBAT0L; /* 32 */ Long CsavedBAT1U; /* 33 */ Long CsavedBAT1L; /* 34 */ Long CsavedBAT2U; /* 35 */ Long CsavedBAT2L; /* 36 */ Long CsavedBAT3U; /* 37 */ Long CsavedBAT3L; /* 38 */ } SpecialRegistersEnumerated; Long SpecialRegistersIndexed[kNumberSpecialRegisters]; } u; Long Padding[3]; /* Needed for quad-word alignment */ }; struct StackFrame { LONG *ExceptionDomainID; /*ProcessorStructure*/ int *ExceptionProcessorID; BYTE *ExceptionDescription; LONG ExceptionFlags; LONG ExceptionErrorCode; LONG ExceptionNumber; struct SavedMachineState ExceptionState; }; /* Register values. All of these values *MUST* agree with tm.h */ #define GP0_REGNUM 0 /* GPR register 0 */ #define SP_REGNUM 1 /* Contains address of top of stack */ #define FP0_REGNUM 32 /* FPR (Floating point) register 0 */ #define PC_REGNUM 64 /* Contains program counter */ #define PS_REGNUM 65 /* Processor (or machine) status (%msr) */ #define CR_REGNUM 66 /* Condition register */ #define LR_REGNUM 67 /* Link register */ #define CTR_REGNUM 68 /* Count register */ #define XER_REGNUM 69 /* Fixed point exception registers */ #define MQ_REGNUM 70 /* Multiply/quotient register */ #define NUM_REGS 71 /* Number of machine registers */ #define REGISTER_BYTES (420) /* Total size of registers array */ #define ExceptionPC ExceptionState.u.SpecialRegistersEnumerated.CsavedSRR0 #define DECR_PC_AFTER_BREAK 0 /* PPCs get this right! */ #define BREAKPOINT {0x7d, 0x82, 0x10, 0x08} extern unsigned char breakpoint_insn[]; #define BREAKPOINT_SIZE 4 #if 0 #define ALTERNATE_MEM_FUNCS /* We need our own get_char/set_char */ #endif extern int get_char (char *addr); extern void set_char (char *addr, int val);
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