mykola/Parsable-Instructions
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implement opcode parsing

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mykola2312 2024-07-25 01:29:02 +03:00
parent 0310704f2b
commit 8b9742ca42
1 changed files with 14 additions and 5 deletions
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19
genc.py
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@ -1,16 +1,24 @@
import re
import xml.etree.ElementTree as ET import xml.etree.ElementTree as ET
class OpCode: class OpCode:
OPCODE_REGEX = re.compile("[0-9a-fA-F][0-9a-fA-F]")
def __init__(self, ins, operand_encodings): def __init__(self, ins, operand_encodings):
self.x32m = ins.attrib["x32m"] self.x32m = ins.attrib["x32m"]
self.x64m = ins.attrib["x64m"] self.x64m = ins.attrib["x64m"]
self.args = ins.find("args").text self.args = ins.find("args").text
opc = ins.find("opc") opc = ins.find("opc")
if opc: self.opcode = OpCode.OPCODE_REGEX.findall(opc.text)
openc = opc.attrib.get("openc")
if openc: openc = opc.attrib.get("openc")
self.operand_encoding = operand_encodings[openc] if openc:
self.operand_encoding = operand_encodings.get(openc, openc)
else: self.operand_encoding = None
def __str__(self):
return f"\topcode {self.opcode} args {self.args} op_enc {self.operand_encoding}"
class Instruction: class Instruction:
def __init__(self, common): def __init__(self, common):
@ -43,7 +51,8 @@ def parse_file(path):
for instruction in instructions: for instruction in instructions:
print(instruction.brief) print(instruction.brief)
print(instruction.opcodes) for opcode in instruction.opcodes:
print(opcode)
if __name__ == "__main__": if __name__ == "__main__":