varun-r-mallya/python-bpf
1
0
Fork 0
mirror of https://github.com/varun-r-mallya/Python-BPF.git synced 2025-12-31 21:06:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Eval LHS and RHS in _handle_compare

Browse Source
This commit is contained in:
Pragyansh Chaturvedi
2025-10-06 22:38:43 +05:30
committed by varun-r-mallya
parent 82ff71b753
commit ff78140a7d
1 changed files with 30 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
pythonbpf/expr_pass.py
View File

@ -133,9 +133,37 @@ def _handle_ctypes_call(
def _handle_compare(
func, module, builder, expr, local_sym_tab, map_sym_tab, structs_sym_tab=None
func, module, builder, cond, local_sym_tab, map_sym_tab, structs_sym_tab=None
):
pass
if len(cond.ops) != 1 or len(cond.comparators) != 1:
logger.error("Only single comparisons are supported")
return None
lhs = eval_expr(
func,
module,
builder,
cond.left,
local_sym_tab,
map_sym_tab,
structs_sym_tab,
)
rhs = eval_expr(
func,
module,
builder,
cond.comparators[0],
local_sym_tab,
map_sym_tab,
structs_sym_tab,
)
if lhs is None or rhs is None:
logger.error("Failed to evaluate comparison operands")
return None
lhs, _ = lhs
rhs, _ = rhs
return None
def eval_expr(