llvm/test/tools/llvm-profgen/split-dwarf.test

   1 ; RUN: rm -rf %t
   2 ; RUN: mkdir -p %t
   3 ; RUN: cd %t
   4
   5 ; RUN: echo -e "0\n0" > %t.prof
   6
   7 ; Test -gsplit-dwarf=single
   8 ; RUN: cp %S/Inputs/split-dwarf-single.exe %t/split-dwarf-single.exe
   9 ; RUN: yaml2obj %S/Inputs/split-dwarf-single.o.yaml -o %t/split-dwarf-single.o
  10 ; RUN: llvm-profgen --format=text --unsymbolized-profile=%t.prof --binary=%t/split-dwarf-single.exe --output=%t1 --fill-zero-for-all-funcs
  11 ; RUN: FileCheck %s --input-file %t1 --check-prefix=CHECK-SPLIT-DWARF
  12
  13 ; Test -gsplit-dwarf=split
  14 ; RUN: cp %S/Inputs/split-dwarf-split.exe %t/split-dwarf-split.exe
  15 ; RUN: yaml2obj %S/Inputs/split-dwarf-split.dwo.yaml -o %t/split-dwarf-split.dwo
  16 ; RUN: llvm-profgen --format=text --unsymbolized-profile=%t.prof --binary=%t/split-dwarf-split.exe --output=%t2 --fill-zero-for-all-funcs
  17 ; RUN: FileCheck %s --input-file %t2 --check-prefix=CHECK-SPLIT-DWARF
  18 ; Test --dwp
  19 ; RUN: llvm-dwp %t/split-dwarf-split.dwo -o %t/split-dwarf-split.dwp
  20 ; RUN: llvm-profgen --format=text --unsymbolized-profile=%t.prof --dwp=%t/split-dwarf-split.dwp --binary=%t/split-dwarf-split.exe --output=%t3 --fill-zero-for-all-funcs
  21 ; RUN: FileCheck %s --input-file %t3 --check-prefix=CHECK-SPLIT-DWARF
  22
  23 ; Make sure that all function ranges are well retrieved and have been populated with zero.
  24
  25 ; CHECK-SPLIT-DWARF:       foo:0:0
  26 ; CHECK-SPLIT-DWARF-NEXT:   0: 0
  27 ; CHECK-SPLIT-DWARF-NEXT:   1: 0
  28 ; CHECK-SPLIT-DWARF-NEXT:  main:0:0
  29 ; CHECK-SPLIT-DWARF-NEXT:   0: 0
  30 ; CHECK-SPLIT-DWARF-NEXT:   1: 0
  31 ; CHECK-SPLIT-DWARF-NEXT:   2: 0
  32
  33
  34 ; Build instructions:
  35 ; split-dwarf-single.o:       clang -gsplit-dwarf=single -fdebug-compilation-dir=.  test.c   -fdebug-info-for-profiling  -O0 -g -o split-dwarf-single.o -c
  36 ; split-dwarf-single.exe:     clang -fdebug-compilation-dir=.  split-dwarf-single.o -o split-dwarf-single.exe  -fdebug-info-for-profiling  -O0 -g
  37
  38 ; split-dwarf-split.dwo:      clang -gsplit-dwarf=split -fdebug-compilation-dir=.  test.c  -fdebug-info-for-profiling  -O0 -g -o split-dwarf-split.o -c
  39 ; split-dwarf-split.exe:      clang -fdebug-compilation-dir=.  split-dwarf-split.o -o split-dwarf-split.exe  -fdebug-info-for-profiling  -O0 -g
  40
  41 ; Source code:
  42
  43 int foo() {
  44   return 1;
  45 }
  46
  47 int main() {
  48   foo();
  49   return 0;
  50 }