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python to find labels and offsets in analyze_incbins
hg-commit-id: 469315517f04
This commit is contained in:
Bryan Bishop
parent
7c72858b75
commit
435ad93a95
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@ -244,6 +244,158 @@ def apply_diff(diff, try_fixing=True):
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os.system("mv ../common1.asm ../common.asm")
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return False
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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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where f(item) == True."""
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return next((i for i in xrange(len(seq)) if f(seq[i])), None)
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def is_probably_pointer(input):
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try:
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blah = int(input, 16)
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return True
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except:
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return False
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label_errors = ""
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def get_labels_between(start_line_id, end_line_id, bank_id):
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labels = []
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#line = {
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# "line_number": 15,
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# "bank_id": 32,
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# "label": "PalletTownText1",
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# "local_pointer": "$5315",
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# "address": 0x75315,
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#}
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global label_errors
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errors = ""
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current_line_offset = 0
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sublines = asm[start_line_id : end_line_id + 1]
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for line in sublines:
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label = {}
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line_id = start_line_id + current_line_offset
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address = None
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local_pointer = None
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if ": ; 0x" in line:
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temp = line.split(": ; 0x")[1]
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if not " " in temp:
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address = int("0x" + temp, 16)
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else:
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temp2 = temp.split(" ")[0]
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address = int("0x" + temp2, 16)
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elif ": ; " in line:
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partial = line.split(": ; ")[1]
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if ": ; $" in line:
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temp = line.split(": ; $")[1]
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if " " in temp:
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temp = temp.split(" ")[0]
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local_pointer = "$" + temp
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elif " " in partial:
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if " to " in partial:
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temp = partial.split(" to ")[0]
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if "0x" in temp:
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address = int(temp, 16)
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elif len(temp) == 4:
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local_pointer = "$" + temp
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else:
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errors += "found \" to \" in partial on line " + str(line_id) + ", but don't know what to do (debug14)" + "\n"
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errors += "line is: " + line + "\n"
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continue
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elif len(partial[4]) == 4 or partial[4] == " ": #then it's probably a local pointer
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temp = partial[0:4]
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local_pointer = "$" + temp
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else:
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errors += "found \": ; \" and another \" \" in line " + str(line_id) + ", but don't know what to do (debug15)" + "\n"
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errors += "line is: " + line + "\n"
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continue
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else:
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if len(partial) > 3 and partial[2] == ":": #14:3BAC
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temp = partial[2].split(":")[1]
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if len(temp) == 3 or len(temp) == 4:
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local_pointer = "$" + temp
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else:
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temp = temp.split(" ")[0]
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local_pointer = "$" + temp
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elif len(partial) == 4 or (len(partial) == 3 and is_probably_pointer(partial)):
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local_pointer = "$" + partial
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else:
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errors += "found \": ; \" in line " + str(line_id) + ", but don't know what to do (debug16)" + "\n"
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errors += "line is: " + line + "\n"
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continue
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else:
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#this line doesn't have a label
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continue
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if local_pointer != None and not is_probably_pointer(local_pointer.replace("0x", "").replace("$", "")):
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continue
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line_label = line.split(": ;")[0]
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if address == None and local_pointer != None:
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temp = int(local_pointer.replace("$", "0x"), 16)
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if temp < 0x4000 or bank_id == 0:
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address = temp
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else:
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address = calculate_pointer(int(local_pointer.replace("$", "0x"), 16), bank_id)
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elif local_pointer == None and address != None:
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if address < 0x4000:
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local_pointer = hex(address).replace("0x", "$")
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else:
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local_pointer = hex((address % 0x4000) + 0x4000).replace("0x", "$")
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print line_label + " is at " + hex(address)
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current_line_offset += 1
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label_errors += errors
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return labels
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def scan_for_predefined_labels():
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"""looks through the asm file for labels at specific addresses,
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this relies on the label having its address after. ex:
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ViridianCity_h: ; 0x18357 to 0x18384 (45 bytes) (bank=6) (id=1)
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PalletTownText1: ; 4F96 0x18f96
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ViridianCityText1: ; 0x19102
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It would be more productive to use rgbasm to spit out all label
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addresses, but faster to write this script. rgbasm would be able
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to grab all label addresses better than this script..
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"""
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bank_intervals = {}
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#figure out line numbers for each bank
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for bank_id in range(0x2d):
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abbreviation = ("%.x" % (bank_id)).upper()
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abbreviation_next = ("%.x" % (bank_id+1)).upper()
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if bank_id == 0:
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abbreviation = "0"
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abbreviation_next = "1"
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start_line_id = index(asm, lambda line: "\"bank" + abbreviation + "\"" in line)
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if bank_id != 0x2c:
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end_line_id = index(asm, lambda line: "\"bank" + abbreviation_next + "\"" in line)
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else:
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end_line_id = len(asm) - 1
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print "bank" + abbreviation + " starts at " + str(start_line_id) + " to " + str(end_line_id)
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bank_intervals[bank_id] = {
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"start": start_line_id,
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"end": end_line_id,
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}
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for bank_id in bank_intervals.keys():
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bank_data = bank_intervals[bank_id]
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start_line_id = bank_data["start"]
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end_line_id = bank_data["end"]
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labels = get_labels_between(start_line_id, end_line_id, bank_id)
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bank_intervals[bank_id]["labels"] = labels
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if __name__ == "__main__":
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#load map headers
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load_rom()
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@ -252,14 +404,19 @@ if __name__ == "__main__":
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#load incbins (mandatory)
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load_asm()
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isolate_incbins()
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process_incbins() #print processed_incbins
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#isolate_incbins()
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#process_incbins()
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#print processed_incbins
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#line_number = find_incbin_to_replace_for(0x492c3)
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#newlines = split_incbin_line_into_three(line_number, 0x492c3, 12)
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#diff = generate_diff_insert(line_number, newlines)
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#print diff
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insert_map_header_asm(86)
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#insert_map_header_asm(86)
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#dump_all_remaining_maps()
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scan_for_predefined_labels()
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print "Errors:"
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print label_errors
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