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46 lines
1007 B
Python
46 lines
1007 B
Python
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#!/usr/bin/python3
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import fileinput
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import os
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script_dir = os.path.dirname(os.path.realpath(__file__))
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asm_dir = script_dir + "/../asm/"
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def tohex(val, nbits):
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return hex((val + (1 << nbits)) % (1 << nbits))
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def gen_lui_addiu(line):
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line = line.strip()
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line_bits = line.split("\t")[1]
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reg, addr = line_bits.split(",")
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upper_addr = tohex(int(addr) >> 16, 16)
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lower_addr = tohex(int(addr) & 0xFFFF, 16)
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ret = "lui\t" + reg + "," + upper_addr + "\n" + \
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"addiu\t" + reg + ", $zero, " + lower_addr
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return ret
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def main():
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skip_next = False
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for line in fileinput.input():
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line = line.strip()
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if skip_next:
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skip_next = False
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continue
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# Don't print the line after this
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if line == "#NO_APP":
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skip_next = True
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# Transform la
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if line.startswith("la\t"):
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print(gen_lui_addiu(line))
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continue
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print(line)
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if __name__ == '__main__':
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main()
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