def get_loop_addrs(split):
split = addr_to_loop_id(split)
f = functions[trace_refute.get_body_addrs_fun(split)]
return [
addr for addr in f.nodes if trace_refute.is_addr(addr)
if addr_to_loop_id_cache.get(addr) == split
]
def add_fun_to_loop_data_cache(fname):
p = functions[fname].as_problem(problem.Problem)
p.do_loop_analysis()
for h in p.loop_heads():
addrs = [n for n in p.loop_body(h) if trace_refute.is_addr(n)]
min_addr = min(addrs)
for addr in addrs:
addr_to_loop_id_cache[addr] = min_addr
complex_loop_id_cache[min_addr] = problem.has_inner_loop(p, h)
return min_addr
def add_fun_to_loop_data_cache(fname):
p = functions[fname].as_problem(problem.Problem)
p.do_loop_analysis()
for h in p.loop_heads():
addrs = [n for n in p.loop_body(h) if trace_refute.is_addr(n)]
min_addr = min(addrs)
for addr in addrs:
addr_to_loop_id_cache[addr] = min_addr
complex_loop_id_cache[min_addr] = problem.has_inner_loop(p, h)
return min_addr
def get_loop_heads(fun):
if not fun.entry:
return []
p = fun.as_problem(problem.Problem)
p.do_loop_analysis()
loops = set()
for h in p.loop_heads():
# any address in the loop will do. pick the smallest one
addr = min([n for n in p.loop_body(h) if trace_refute.is_addr(n)])
loops.add((addr, fun.name, problem.has_inner_loop(p, h)))
return list(loops)
def get_loop_heads(fun):
if not fun.entry:
return []
p = fun.as_problem(problem.Problem)
p.do_loop_analysis()
loops = set()
for h in p.loop_heads():
# any address in the loop will do. pick the smallest one
addr = min([n for n in p.loop_body(h) if trace_refute.is_addr(n)])
loops.add((addr, fun.name, problem.has_inner_loop(p, h)))
return list(loops)
def get_bound_super_ctxt (split, call_ctxt, no_splitting=False,
known_bound_only=False):
if not known_bounds:
load_bounds ()
for (ctxt2, fn_hash, bound) in known_bounds.get ((split, 'Global'), []):
if ctxt2 == call_ctxt and fn_hash == get_functions_hash ():
return bound
f = trace_refute.get_body_addrs_fun (split)
p = functions[f].as_problem (problem.Problem)
p.do_loop_analysis ()
min_addr = min ([n for n in p.loop_body (split)
if trace_refute.is_addr (n)])
if min_addr != split:
return get_bound_super_ctxt (min_addr, call_ctxt,
no_splitting = no_splitting, known_bound_only = known_bound_only)
if known_bound_only:
return None
no_splitting_abort = [False]
try:
bound = get_bound_super_ctxt_inner (split, call_ctxt,
no_splitting = (no_splitting, no_splitting_abort))
except problem.Abort, e:
bound = None
def get_loop_addrs(split):
split = addr_to_loop_id(split)
f = functions[trace_refute.get_body_addrs_fun(split)]
return [addr for addr in f.nodes if trace_refute.is_addr(addr) if addr_to_loop_id_cache.get(addr) == split]
def addr_of_node(preds, n):
while not trace_refute.is_addr(n):
[n] = preds[n]
return n
def addr_of_node(preds, n):
while not trace_refute.is_addr(n):
[n] = preds[n]
return n
