lld/test/ELF/trace-symbols.s

   1 # REQUIRES: x86
   2 # Test -y symbol and -trace-symbol=symbol
   3
   4 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
   6 # RUN: %p/Inputs/trace-symbols-foo-weak.s -o %t1
   7 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
   8 # RUN: %p/Inputs/trace-symbols-foo-strong.s -o %t2
   9 # RUN: ld.lld -shared %t1 -o %t1.so
  10 # RUN: ld.lld -shared %t2 -o %t2.so
  11 # RUN: rm -f %t1.a
  12 # RUN: llvm-ar rcs %t1.a %t1
  13 # RUN: rm -f %t2.a
  14 # RUN: llvm-ar rcs %t2.a %t2
  15
  16 # RUN: ld.lld -y foo -shared %t1 %t1.so -o /dev/null | \
  17 # RUN:   FileCheck --check-prefix=PREEMPT %s --implicit-check-not=foo
  18 # PREEMPT:      trace-symbols.s.tmp1: definition of foo
  19 # PREEMPT-NEXT: trace-symbols.s.tmp1.so: shared definition of foo
  20
  21 # RUN: ld.lld -y foo -trace-symbol common -trace-symbol=hsymbol \
  22 # RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTRFOO %s
  23 # OBJECTRFOO: trace-symbols.s.tmp: reference to foo
  24
  25 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
  26 # RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTDCOMMON %s
  27 # OBJECTDCOMMON: trace-symbols.s.tmp1: common definition of common
  28
  29 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
  30 # RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTD1FOO %s
  31 # OBJECTD1FOO: trace-symbols.s.tmp: reference to foo
  32 # OBJECTD1FOO: trace-symbols.s.tmp1: common definition of common
  33 # OBJECTD1FOO: trace-symbols.s.tmp1: definition of foo
  34 # OBJECTD1FOO: trace-symbols.s.tmp2: definition of foo
  35
  36 # RUN: ld.lld -y foo %t1 %t2 %t -o %t3 | FileCheck -check-prefix=REFLAST %s
  37 # REFLAST: trace-symbols.s.tmp1: definition of foo
  38 # REFLAST: trace-symbols.s.tmp2: definition of foo
  39 # REFLAST: trace-symbols.s.tmp: reference to foo
  40
  41 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
  42 # RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTD2FOO %s
  43 # RUN: ld.lld -y foo -y common --trace-symbol=hsymbol \
  44 # RUN:   %t %t2 %t1 -o %t3 | FileCheck -check-prefix=OBJECTD2FOO %s
  45 # RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 | \
  46 # RUN:   FileCheck -check-prefix=OBJECTD2FOO %s
  47 # OBJECTD2FOO: trace-symbols.s.tmp2: definition of foo
  48
  49 # RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 | \
  50 # RUN:   FileCheck -check-prefix=FOO_AND_COMMON %s
  51 # FOO_AND_COMMON: trace-symbols.s.tmp: reference to foo
  52 # FOO_AND_COMMON: trace-symbols.s.tmp2: definition of foo
  53 # FOO_AND_COMMON: trace-symbols.s.tmp1.a({{.*}}.tmp1): lazy definition of common
  54
  55 # RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 | \
  56 # RUN:   FileCheck -check-prefix=SHLIBDCOMMON %s
  57 # SHLIBDCOMMON: trace-symbols.s.tmp1.so: shared definition of common
  58
  59 # RUN: ld.lld -y foo -y common %t %t2.so %t1.so -o %t3 | \
  60 # RUN:   FileCheck -check-prefix=SHLIBD2FOO %s
  61 # RUN: ld.lld -y foo %t %t1.a %t2.so -o %t3 | \
  62 # RUN:   FileCheck -check-prefix=NO-SHLIBD2FOO %s
  63 # SHLIBD2FOO:        trace-symbols.s.tmp2.so: shared definition of foo
  64 # NO-SHLIBD2FOO-NOT: trace-symbols.s.tmp2.so: definition of foo
  65
  66 # RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 | \
  67 # RUN:   FileCheck -check-prefix=ARCHIVEDCOMMON %s
  68 # ARCHIVEDCOMMON-NOT: trace-symbols.s.tmp1.a(trace-symbols.s.tmp1): definition of \
  69 # common
  70
  71 # RUN: ld.lld -y foo %t %t1.a %t2.so -o %t3 | \
  72 # RUN:   FileCheck -check-prefix=ARCHIVED1FOO %s
  73 # ARCHIVED1FOO: trace-symbols.s.tmp1.a(trace-symbols.s.tmp1): definition of foo
  74
  75 # RUN: ld.lld -y foo %t %t1.a %t2.a -o %t3 | \
  76 # RUN:   FileCheck -check-prefix=ARCHIVED2FOO %s
  77 # ARCHIVED2FOO: trace-symbols.s.tmp2.a(trace-symbols.s.tmp2): definition of foo
  78
  79 # RUN: ld.lld -y bar %t %t1.so %t2.so -o %t3 | \
  80 # RUN:   FileCheck -check-prefix=SHLIBDBAR %s
  81 # SHLIBDBAR: trace-symbols.s.tmp2.so: shared definition of bar
  82
  83 # RUN: ld.lld -y foo -y bar %t %t1.so %t2.so -o %t3 | \
  84 # RUN:   FileCheck -check-prefix=SHLIBRBAR %s
  85 # SHLIBRBAR: trace-symbols.s.tmp1.so: reference to bar
  86
  87 # RUN: ld.lld -y foo -y bar %t -u bar --start-lib %t1 %t2 --end-lib -o %t3 | \
  88 # RUN:   FileCheck -check-prefix=STARTLIB %s
  89 # STARTLIB: trace-symbols.s.tmp1: reference to bar
  90
  91 ## Check we do not crash when trying to trace special symbol.
  92 # RUN: ld.lld -trace-symbol=_end %t %t1 %t2 -o /dev/null
  93
  94 .hidden hsymbol
  95 .globl  _start
  96 .type   _start, @function
  97 _start:
  98 call foo