text stringlengths 1 93.6k |
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def canon_name(archh, offseth):
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for some_name, (some_offset, _) in archh.registers.items():
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if some_offset == offseth and some_name in arch_data[archh.vex_arch[7:].lower()]:
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return some_name
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return None
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for archname in arch_data:
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try:
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arch = archinfo.arch_from_id(archname)
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except (archinfo.ArchError, RuntimeError):
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print("Skipping", archname)
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continue
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new_register_names = {}
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new_registers_reverse = {}
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misses = []
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for a_offset, a_fieldname in arch.register_names.items():
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cname = canon_name(arch, a_offset)
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if cname is None:
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misses.append((a_offset, a_fieldname))
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continue
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new_offset, new_size = arch_data[archname][cname]
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# deal with picking up subregisters? shouldn't need to, beyond the above...
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new_register_names[new_offset] = a_fieldname
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for alt_name, (sub_offset, sub_size) in arch.registers.items():
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if sub_offset >= a_offset and sub_offset < a_offset + new_size:
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new_sub_offset = new_offset + (sub_offset - a_offset)
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if new_sub_offset not in new_registers_reverse:
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new_registers_reverse[new_sub_offset] = []
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new_registers_reverse[new_sub_offset].append((sub_size, alt_name))
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for misso, miss in misses:
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for dlist in new_registers_reverse.values():
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for _, alt_name in dlist:
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if alt_name == miss:
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new_register_names[misso] = miss
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break
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else:
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continue
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break
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else:
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raise Exception(f"Arch {arch.name}: {miss} has no name that matches vex")
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# get ready to write back to archinfo source
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arch_fname = "archinfo/%s.py" % arch.__class__.__module__.split(".")[-1]
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orig_lines = iter(list(open(arch_fname, "rb")))
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file_fp = open(arch_fname, "wb")
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# copy initial lines
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for line in orig_lines:
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if " register_names = " in line:
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break
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file_fp.write(line)
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# discard lines we want to replace
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for line in orig_lines:
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if " registers = " in line:
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break
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for line in orig_lines:
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if "}" in line:
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break
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# dump out the new data
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file_fp.write(" register_names = {\n")
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for new_offset in sorted(list(new_register_names)):
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file_fp.write(" %d: '%s',\n" % (new_offset, new_register_names[new_offset]))
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file_fp.write(" }\n\n")
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file_fp.write(" registers = {\n")
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for new_offset, dlist in sorted(new_registers_reverse.items()):
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for new_size, new_name in sorted(dlist):
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file_fp.write(" '%s': (%d, %d),\n" % (new_name, new_offset, new_size))
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file_fp.write(" }\n")
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# dump out the rest of the file
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for line in orig_lines:
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file_fp.write(line)
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# <FILESEP>
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# triplet loss
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import tensorflow.keras.backend as K
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from itertools import permutations
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import random
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import tensorflow as tf
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import numpy as np
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def generate_triplet(x, y, ap_pairs=10, an_pairs=10):
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data_xy = tuple([x, y])
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trainsize = 1
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triplet_train_pairs = []
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y_triplet_pairs = []
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#triplet_test_pairs = []
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for data_class in sorted(set(data_xy[1])):
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