xref: /freebsd/contrib/llvm-project/compiler-rt/lib/memprof/memprof_flags.inc (revision 5def4c47d4bd90b209b9b4a4ba9faec15846d8fd)
1//===-- memprof_flags.inc --------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// MemProf runtime flags.
10//
11//===----------------------------------------------------------------------===//
12#ifndef MEMPROF_FLAG
13#error "Define MEMPROF_FLAG prior to including this file!"
14#endif
15
16// MEMPROF_FLAG(Type, Name, DefaultValue, Description)
17// See COMMON_FLAG in sanitizer_flags.inc for more details.
18
19MEMPROF_FLAG(bool, unmap_shadow_on_exit, false,
20             "If set, explicitly unmaps the (huge) shadow at exit.")
21MEMPROF_FLAG(bool, protect_shadow_gap, true, "If set, mprotect the shadow gap")
22MEMPROF_FLAG(bool, print_legend, true, "Print the legend for the shadow bytes.")
23MEMPROF_FLAG(bool, atexit, false,
24             "If set, prints MemProf exit stats even after program terminates "
25             "successfully.")
26MEMPROF_FLAG(
27    bool, print_full_thread_history, true,
28    "If set, prints thread creation stacks for the threads involved in the "
29    "report and their ancestors up to the main thread.")
30
31MEMPROF_FLAG(bool, halt_on_error, true,
32             "Crash the program after printing the first error report "
33             "(WARNING: USE AT YOUR OWN RISK!)")
34MEMPROF_FLAG(bool, allocator_frees_and_returns_null_on_realloc_zero, true,
35             "realloc(p, 0) is equivalent to free(p) by default (Same as the "
36             "POSIX standard). If set to false, realloc(p, 0) will return a "
37             "pointer to an allocated space which can not be used.")
38MEMPROF_FLAG(bool, print_terse, false,
39             "If set, prints memory profile in a terse format.")
40
41MEMPROF_FLAG(
42    int, mem_info_cache_entries, 16381,
43    "Size in entries of the mem info block cache, should be closest prime"
44    " number to a power of two for best hashing.")
45MEMPROF_FLAG(bool, print_mem_info_cache_miss_rate, false,
46             "If set, prints the miss rate of the mem info block cache.")
47MEMPROF_FLAG(
48    bool, print_mem_info_cache_miss_rate_details, false,
49    "If set, prints detailed miss rates of the mem info block cache sets.")
50