49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
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typedef struct _F_STACK_FRAME {
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/* ===== 24 bytes reserved ===== */
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struct _F_STACK_FRAME *previous;
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CELL padding1;
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/* Callee stores our LR here */
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XT return_address;
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CELL padding2;
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CELL padding3;
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CELL padding4;
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/* ===== 32 bytes saved register area ===== */
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CELL padding5[8];
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/* ===== 16 byte local variable area ===== */
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/* In compiled quotation frames, the quot->array slot.
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In compiled word frames, unused. */
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CELL array;
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/* In compiled quotation frames, position within the array.
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In compiled word frames, unused. */
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CELL scan;
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/* In all compiled frames, the XT on entry. */
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XT xt;
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/* ===== 12 byte padding to make it 16 byte aligned ===== */
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CELL padding6[3];
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} F_STACK_FRAME;
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#define MACH_EXC_STATE_TYPE ppc_exception_state_t
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#define MACH_EXC_STATE_FLAVOR PPC_EXCEPTION_STATE
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#define MACH_EXC_STATE_COUNT PPC_EXCEPTION_STATE_COUNT
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#define MACH_THREAD_STATE_TYPE ppc_thread_state_t
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#define MACH_THREAD_STATE_FLAVOR PPC_THREAD_STATE
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#define MACH_THREAD_STATE_COUNT PPC_THREAD_STATE_COUNT
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#if __DARWIN_UNIX03
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#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->__dar
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#define MACH_STACK_POINTER(thr_state) (thr_state)->__r1
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#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->__srr0
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#else
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#define MACH_EXC_STATE_FAULT(exc_state) (exc_state)->dar
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#define MACH_STACK_POINTER(thr_state) (thr_state)->r1
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#define MACH_PROGRAM_COUNTER(thr_state) (thr_state)->srr0
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#endif
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