papermario/tools/migrate_rodata.py

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#!/usr/bin/python3
import os
from pathlib import Path
script_dir = os.path.dirname(os.path.realpath(__file__))
root_dir = script_dir + "/../"
asm_dir = root_dir + "ver/current/asm/"
asm_world_dir = asm_dir + "nonmatchings/world/"
asm_data_dir = asm_dir + "data/"
def handle_symbol(area, symbol):
for root, dirs, files in os.walk(asm_world_dir + area[0] + "/" + area[1]):
for f_name in files:
if f_name.endswith(".s"):
f_path = os.path.join(root, f_name)
with open(f_path) as f:
asm_lines = f.readlines()
has_rodata_section = False
for line in asm_lines:
if ".section .rodata" in line:
has_rodata_section = True
continue
if symbol[1] in line:
if not has_rodata_section:
asm_lines.insert(3, ".section .rodata\n")
asm_lines.insert(4, "\n")
asm_lines.insert(5, ".section .text\n")
asm_lines.insert(6, "\n")
asm_lines.insert(5, f"glabel {symbol[1]}\n")
asm_lines.insert(6, f"{symbol[2]}\n")
asm_lines.insert(7, "\n")
with open(f_path, "w", newline="\n") as f:
f.write("".join(asm_lines))
return True
return False
def handle_file(f_path):
with open(f_path) as f:
rodata_lines = f.readlines()[4:]
area = Path(f_path).parent.parts[-2:]
symbols = []
for i in range(0, len(rodata_lines), 3):
l1 = rodata_lines[i].strip()
l2 = rodata_lines[i + 1].strip()
symbols.append((i + 4, l1.split()[1], l2))
for symbol in reversed(symbols):
migrated = handle_symbol(area, symbol)
# Walk through asm files and rename stuff
print("Walking through asm files")
for root, dirs, files in os.walk(asm_data_dir):
for f_name in files:
if f_name.endswith(".rodata.s"):
f_path = os.path.join(root, f_name)
handle_file(f_path)