tools/perf/tests/hists_common.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_TESTS__HISTS_COMMON_H__
   3 #define __PERF_TESTS__HISTS_COMMON_H__
   4
   5 struct machine;
   6 struct machines;
   7
   8 #define FAKE_PID_PERF1  100
   9 #define FAKE_PID_PERF2  200
  10 #define FAKE_PID_BASH   300
  11
  12 #define FAKE_MAP_PERF    0x400000
  13 #define FAKE_MAP_BASH    0x400000
  14 #define FAKE_MAP_LIBC    0x500000
  15 #define FAKE_MAP_KERNEL  0xf00000
  16 #define FAKE_MAP_LENGTH  0x100000
  17
  18 #define FAKE_SYM_OFFSET1  700
  19 #define FAKE_SYM_OFFSET2  800
  20 #define FAKE_SYM_OFFSET3  900
  21 #define FAKE_SYM_LENGTH   100
  22
  23 #define FAKE_IP_PERF_MAIN  FAKE_MAP_PERF + FAKE_SYM_OFFSET1
  24 #define FAKE_IP_PERF_RUN_COMMAND  FAKE_MAP_PERF + FAKE_SYM_OFFSET2
  25 #define FAKE_IP_PERF_CMD_RECORD  FAKE_MAP_PERF + FAKE_SYM_OFFSET3
  26 #define FAKE_IP_BASH_MAIN  FAKE_MAP_BASH + FAKE_SYM_OFFSET1
  27 #define FAKE_IP_BASH_XMALLOC  FAKE_MAP_BASH + FAKE_SYM_OFFSET2
  28 #define FAKE_IP_BASH_XFREE  FAKE_MAP_BASH + FAKE_SYM_OFFSET3
  29 #define FAKE_IP_LIBC_MALLOC  FAKE_MAP_LIBC + FAKE_SYM_OFFSET1
  30 #define FAKE_IP_LIBC_FREE  FAKE_MAP_LIBC + FAKE_SYM_OFFSET2
  31 #define FAKE_IP_LIBC_REALLOC  FAKE_MAP_LIBC + FAKE_SYM_OFFSET3
  32 #define FAKE_IP_KERNEL_SCHEDULE  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET1
  33 #define FAKE_IP_KERNEL_PAGE_FAULT  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET2
  34 #define FAKE_IP_KERNEL_SYS_PERF_EVENT_OPEN  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET3
  35
  36 /*
  37  * The setup_fake_machine() provides a test environment which consists
  38  * of 3 processes that have 3 mappings and in turn, have 3 symbols
  39  * respectively.  See below table:
  40  *
  41  * Command:  Pid  Shared Object               Symbol
  42  * .............  .............  ...................
  43  *    perf:  100           perf  main
  44  *    perf:  100           perf  run_command
  45  *    perf:  100           perf  cmd_record
  46  *    perf:  100           libc  malloc
  47  *    perf:  100           libc  free
  48  *    perf:  100           libc  realloc
  49  *    perf:  100       [kernel]  schedule
  50  *    perf:  100       [kernel]  page_fault
  51  *    perf:  100       [kernel]  sys_perf_event_open
  52  *    perf:  200           perf  main
  53  *    perf:  200           perf  run_command
  54  *    perf:  200           perf  cmd_record
  55  *    perf:  200           libc  malloc
  56  *    perf:  200           libc  free
  57  *    perf:  200           libc  realloc
  58  *    perf:  200       [kernel]  schedule
  59  *    perf:  200       [kernel]  page_fault
  60  *    perf:  200       [kernel]  sys_perf_event_open
  61  *    bash:  300           bash  main
  62  *    bash:  300           bash  xmalloc
  63  *    bash:  300           bash  xfree
  64  *    bash:  300           libc  malloc
  65  *    bash:  300           libc  free
  66  *    bash:  300           libc  realloc
  67  *    bash:  300       [kernel]  schedule
  68  *    bash:  300       [kernel]  page_fault
  69  *    bash:  300       [kernel]  sys_perf_event_open
  70  */
  71 struct machine *setup_fake_machine(struct machines *machines);
  72
  73 void print_hists_in(struct hists *hists);
  74 void print_hists_out(struct hists *hists);
  75
  76 #endif /* __PERF_TESTS__HISTS_COMMON_H__ */