21 lines
1.1 KiB
C
21 lines
1.1 KiB
C
// Exception stack entry
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typedef struct _mp_exc_stack {
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const byte *handler;
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// bit 0 is saved currently_in_except_block value
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mp_obj_t *val_sp;
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// Saved exception, valid if currently_in_except_block bit is 1
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mp_obj_t prev_exc;
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// We might only have 2 interesting cases here: SETUP_EXCEPT & SETUP_FINALLY,
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// consider storing it in bit 1 of val_sp. TODO: SETUP_WITH?
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byte opcode;
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} mp_exc_stack_t;
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mp_vm_return_kind_t mp_execute_byte_code(const byte *code, const mp_obj_t *args, uint n_args, const mp_obj_t *args2, uint n_args2, mp_obj_t *ret);
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mp_vm_return_kind_t mp_execute_byte_code_2(const byte *code_info, const byte **ip_in_out, mp_obj_t *fastn, mp_obj_t **sp_in_out, mp_exc_stack_t *exc_stack, mp_exc_stack_t **exc_sp_in_out, volatile mp_obj_t inject_exc);
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void mp_byte_code_print(const byte *code, int len);
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// Helper macros to access pointer with least significant bit holding a flag
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#define MP_TAGPTR_PTR(x) ((void*)((machine_uint_t)(x) & ~((machine_uint_t)1)))
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#define MP_TAGPTR_TAG(x) ((machine_uint_t)(x) & 1)
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#define MP_TAGPTR_MAKE(ptr, tag) ((void*)((machine_uint_t)(ptr) | tag))
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