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py/bc: Remove unused mp_opcode_format function.

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This was made redundant by f2040bfc7e, which
also did not update this function for the change to qstr-opcode encoding,
so it does not work correctly anyway.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2022-05-30 11:08:54 +10:00
parent b37b578214
commit f506bf342a
3 changed files with 0 additions and 62 deletions
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32
py/bc.c
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@@ -337,35 +337,3 @@ void mp_setup_code_state_native(mp_code_state_native_t *code_state, size_t n_arg
mp_setup_code_state_helper((mp_code_state_t *)code_state, n_args, n_kw, args);
}
#endif
#if MICROPY_PERSISTENT_CODE_LOAD || MICROPY_PERSISTENT_CODE_SAVE
// The following table encodes the number of bytes that a specific opcode
// takes up. Some opcodes have an extra byte, defined by MP_BC_MASK_EXTRA_BYTE.
uint mp_opcode_format(const byte *ip, size_t *opcode_size, bool count_var_uint) {
uint f = MP_BC_FORMAT(*ip);
const byte *ip_start = ip;
if (f == MP_BC_FORMAT_QSTR) {
ip += 3;
} else {
int extra_byte = (*ip & MP_BC_MASK_EXTRA_BYTE) == 0;
ip += 1;
if (f == MP_BC_FORMAT_VAR_UINT) {
if (count_var_uint) {
while ((*ip++ & 0x80) != 0) {
}
}
} else if (f == MP_BC_FORMAT_OFFSET) {
if ((*ip & 0x80) == 0) {
ip += 1;
} else {
ip += 2;
}
}
ip += extra_byte;
}
*opcode_size = ip - ip_start;
return f;
}
#endif // MICROPY_PERSISTENT_CODE_LOAD || MICROPY_PERSISTENT_CODE_SAVE