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gdb: update accessors for bucket counts and entry sizes 

Afaict, this code never worked, since even when this code was added in
2ea8c08306, neither all_entry_sizes nor
all_direct_buckets were defined.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2020-05-27 11:37:58 +02:00
parent 31ca609f8a
commit 3aff6c7917
1 changed files with 3 additions and 4 deletions
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7
tools/gdb-sd_dump_hashmaps.py
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@ -11,8 +11,7 @@ class sd_dump_hashmaps(gdb.Command):
def invoke(self, arg, from_tty):
d = gdb.parse_and_eval("hashmap_debug_list")
all_entry_sizes = gdb.parse_and_eval("all_entry_sizes")
all_direct_buckets = gdb.parse_and_eval("all_direct_buckets")
hashmap_type_info = gdb.parse_and_eval("hashmap_type_info")
uchar_t = gdb.lookup_type("unsigned char")
ulong_t = gdb.lookup_type("unsigned long")
debug_offset = gdb.parse_and_eval("(unsigned long)&((HashmapBase*)0)->debug")
@ -28,14 +27,14 @@ class sd_dump_hashmaps(gdb.Command):
else:
storage_ptr = h["direct"]["storage"].cast(uchar_t.pointer())
n_entries = h["n_direct_entries"]
n_buckets = all_direct_buckets[int(h["type"])];
n_buckets = hashmap_type_info[h["type"]]["n_direct_buckets"]
t = ["plain", "ordered", "set"][int(h["type"])]
print(f'{t}, {h["hash_ops"]}, {bool(h["has_indirect"])}, {n_entries}, {d["max_entries"]}, {n_buckets}, {d["func"]}, {d["file"]}, {d["line"]}')
if arg != "" and n_entries > 0:
dib_raw_addr = storage_ptr + (all_entry_sizes[h["type"]] * n_buckets)
dib_raw_addr = storage_ptr + hashmap_type_info[h["type"]]["entry_size"] * n_buckets
histogram = {}
for i in range(0, n_buckets):