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https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-09-09 09:51:34 -07:00
probably right insertion routine for Asm
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parent
02497888f6
commit
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@ -4440,6 +4440,7 @@ class Incbin:
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def __init__(self, line, bank=None):
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self.line = line
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self.bank = bank
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self.replace_me = False
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self.parse()
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def parse(self):
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incbin = self.line
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@ -4483,9 +4484,11 @@ class Incbin:
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#this is the one you will replace with whatever content
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second = (start_address, byte_count)
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incbins.append(Incbin("INCBIN \"baserom.gbc\",$%.2x,$%.2x" % (start_address, byte_count)))
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incbins[-1].replace_me = True
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third = (start_address + byte_count, end - (start_address + byte_count))
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incbins.append(Incbin("INCBIN \"baserom.gbc\",$%.2x,$%.2x" % (third[0], third[1])))
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if (end - (start_address + byte_count)) > 0:
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third = (start_address + byte_count, end - (start_address + byte_count))
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incbins.append(Incbin("INCBIN \"baserom.gbc\",$%.2x,$%.2x" % (third[0], third[1])))
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return incbins
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@ -4527,7 +4530,45 @@ class Asm:
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else:
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thing = AsmLine(line, bank=bank)
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self.parts.append(thing)
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def insert(self, object):
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def insert(self, new_object):
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assert hasattr(new_object, "address"), "object needs to have an address property"
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assert hasattr(new_object, "last_address"), "object needs to have a last address"
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#check if the object is already inserted
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if new_object in self.parts:
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return "object was previously inserted"
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start_address = new_object.address
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end_address = new_object.end_address
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# 1) find which object needs to be replaced
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# or
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# 2) find which object goes after it
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found = False
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for object in list(self.parts):
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#replace an incbin with three incbins, replace middle incbin with whatever
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if object.address <= start_address <= object.last_address and isinstance(object, Incbin):
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#split up the incbin into three segments
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incbins = object.split(start_address, end_address - start_address)
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#figure out which incbin to replace with the new object
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if incbins[0].replace_me:
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index = 0
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else: #assume incbins[1].replace_me (the middle one)
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index = 1
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#replace that index with the new_object
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incbins[index] = new_object
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#insert these incbins into self.parts
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gindex = self.parts.index(object)
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self.parts = self.parts[:gindex] + incbins + self.parts[gindex:]
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found = True
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break
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#insert before the current object
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elif object.address > end_address:
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#insert_before = index of object
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index = self.parts.index(object)
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self.parts.insert(index, new_object)
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found = True
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break
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if not found:
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raise Exception, "unable to insert object into Asm"
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return True
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def index(seq, f):
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"""return the index of the first item in seq
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