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finish perf_event_output helper integration

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Pragyansh Chaturvedi
2025-09-21 17:50:58 +05:30
parent 79f0949abc
commit fefd6840c8
2 changed files with 50 additions and 7 deletions
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20
pythonbpf/structs_pass.py
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@ -31,9 +31,27 @@ def process_bpf_struct(cls_node, module):
field_names.append(item.target.id)
field_types.append(ctypes_to_ir(item.annotation.id))
curr_offset = 0
for ftype in field_types:
if isinstance(ftype, ir.IntType):
fsize = ftype.width // 8
alignment = fsize
elif isinstance(ftype, ir.PointerType):
fsize = 8
alignment = 8
else:
print(f"Unsupported field type in struct {struct_name}")
return
padding = (alignment - (curr_offset % alignment)) % alignment
curr_offset += padding
curr_offset += fsize
final_padding = (8 - (curr_offset % 8)) % 8
total_size = curr_offset + final_padding
struct_type = ir.LiteralStructType(field_types)
structs_sym_tab[struct_name] = {
"type": struct_type,
"fields": {name: idx for idx, name in enumerate(field_names)}
"fields": {name: idx for idx, name in enumerate(field_names)},
"size": total_size
}
print(f"Created struct {struct_name} with fields {field_names}")