lld/test/COFF/cgprofile-bad-clusters.s

   1 # REQUIRES: x86
   2 # This test checks that CallGraphSort ignores edges that would form "bad"
   3 # clusters.
   4
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64-pc-win32 %s -o %t
   6 # RUN: echo "A C 1" > %t.call_graph
   7 # RUN: echo "E B 4" >> %t.call_graph
   8 # RUN: echo "C D 2" >> %t.call_graph
   9 # RUN: echo "B D 1" >> %t.call_graph
  10 # RUN: echo "F G 6" >> %t.call_graph
  11 # RUN: echo "G H 5" >> %t.call_graph
  12 # RUN: echo "H I 4" >> %t.call_graph
  13 # RUN: lld-link /subsystem:console /entry:A %t /call-graph-ordering-file:%t.call_graph /out:%t2 /debug:symtab
  14 # RUN: llvm-nm --numeric-sort %t2 | FileCheck %s
  15
  16     .section    .text,"ax",one_only,A
  17     .globl A
  18 A:
  19     retq
  20
  21     .section    .text,"ax",one_only,D
  22 D:
  23     .fill 1000, 1, 0
  24
  25     .section    .text,"ax",one_only,E
  26 E:
  27     retq
  28
  29     .section    .text,"ax",one_only,C
  30 C:
  31     retq
  32
  33     .section    .text,"ax",one_only,B
  34 B:
  35     .fill 1000, 1, 0
  36
  37     .section    .text,"ax",one_only,F
  38 F:
  39     .fill (1024 * 1024) - 1, 1, 0
  40
  41     .section    .text,"ax",one_only,G
  42 G:
  43     retq
  44
  45     .section    .text,"ax",one_only,H
  46 H:
  47     retq
  48
  49     .section    .text,"ax",one_only,I
  50 I:
  51     .fill 13, 1, 0
  52
  53 # CHECK: 140001000 t H
  54 # CHECK: 140001001 t I
  55 # CHECK: 14000100e T A
  56 # CHECK: 14000100f t C
  57 # CHECK: 140001010 t E
  58 # CHECK: 140001011 t B
  59 # CHECK: 1400013f9 t D
  60 # CHECK: 1400017e1 t F
  61 # CHECK: 1401017e0 t G