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Add ktime

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This commit is contained in:
Pragyansh Chaturvedi
2025-09-09 23:40:05 +05:30
parent 8ee5d03c5d
commit 3628276e08
5 changed files with 28 additions and 6 deletions
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21
pythonbpf/bpf_helper_handler.py
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@ -3,7 +3,15 @@ from llvmlite import ir
def bpf_ktime_get_ns_emitter(call, module, builder, func):
pass
"""
Emit LLVM IR for bpf_ktime_get_ns helper function call.
"""
helper_id = ir.Constant(ir.IntType(64), 5)
fn_type = ir.FunctionType(ir.IntType(64), [], var_arg=False)
fn_ptr_type = ir.PointerType(fn_type)
fn_ptr = builder.inttoptr(helper_id, fn_ptr_type)
result = builder.call(fn_ptr, [], tail=False)
return result
def bpf_map_lookup_elem_emitter(map_ptr, key_ptr, module, builder):
@ -62,3 +70,14 @@ def bpf_printk_emitter(call, module, builder, func):
builder.call(fn_ptr, [fmt_ptr, ir.Constant(
ir.IntType(32), len(fmt_str))], tail=True)
helper_func_list = {
"lookup": bpf_map_lookup_elem_emitter,
"print": bpf_printk_emitter,
"ktime": bpf_ktime_get_ns_emitter,
}
def handle_helper_call(call, module, builder, func):
return None