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Handle no args on one side in diff_sameline

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Mirroring https://github.com/simonlindholm/asm-differ/pull/126.
This commit is contained in:
Simon Lindholm
2023-09-10 20:18:17 +02:00
parent ed944e86f6
commit f19585d533
1 changed files with 9 additions and 3 deletions
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src/scorer.py
+9 -3
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@@ -88,7 +88,9 @@ class Scorer:
# Probably regalloc difference, or signed vs unsigned
# Compare each field in order
newfields, oldfields = new.split(","), old.split(",")
new_parts, old_parts = new.split(None, 1), old.split(None, 1)
newfields = new_parts[1].split(",") if len(new_parts) > 1 else []
oldfields = old_parts[1].split(",") if len(old_parts) > 1 else []
if ignore_last_field:
newfields = newfields[:-1]
oldfields = oldfields[:-1]
@@ -97,8 +99,12 @@ class Scorer:
# we split that part out to make it a separate field
# however, we don't split if it has a proceeding %hi/%lo e.g."%lo(.data)" or "%hi(.rodata + 0x10)"
re_paren = re.compile(r"(?<!%hi)(?<!%lo)\(")
oldfields = oldfields[:-1] + re_paren.split(oldfields[-1])
newfields = newfields[:-1] + re_paren.split(newfields[-1])
oldfields = oldfields[:-1] + (
re_paren.split(oldfields[-1]) if len(oldfields) > 0 else []
)
newfields = newfields[:-1] + (
re_paren.split(newfields[-1]) if len(newfields) > 0 else []
)
for nf, of in zip(newfields, oldfields):
if nf != of: