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from rpython.rtyper.lltypesystem import lltype, rffi
from rpython.rtyper import rclass
Size2Type = [None] * 100
Type2Size = {}
def get_size(TYPE):
try:
return Type2Size[TYPE]
except KeyError:
size = len(Size2Type)
Size2Type.append(TYPE)
Type2Size[TYPE] = size
return size
TokenToField = [None] * 100
FieldToToken = {}
def get_field_token(STRUCT, fieldname):
try:
return FieldToToken[STRUCT, fieldname]
except KeyError:
token = (len(TokenToField), get_size(getattr(STRUCT, fieldname)))
TokenToField.append((STRUCT, fieldname))
FieldToToken[STRUCT, fieldname] = token
return token
get_field_token(rclass.OBJECT, 'typeptr') # force the index 1 for this
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