clang/test/CodeGen/instrument-functions.c

   1 // RUN: %clang_cc1 -debug-info-kind=standalone -emit-llvm -o - %s -finstrument-functions -disable-llvm-passes | FileCheck %s
   2 // RUN: %clang_cc1 -debug-info-kind=standalone -emit-llvm -o - %s -finstrument-function-entry-bare -disable-llvm-passes | FileCheck -check-prefix=BARE %s
   3
   4 int test1(int x) {
   5 // CHECK: @test1(i32 {{.*}}%x) #[[ATTR1:[0-9]+]]
   6 // CHECK: ret
   7
   8 // BARE: @test1(i32 {{.*}}%x) #[[ATTR1:[0-9]+]]
   9 // BARE: ret
  10   return x;
  11 }
  12
  13 int test2(int) __attribute__((no_instrument_function));
  14 int test2(int x) {
  15 // CHECK: @test2(i32 {{.*}}%x) #[[ATTR2:[0-9]+]]
  16 // CHECK: ret
  17
  18 // BARE: @test2(i32 {{.*}}%x) #[[ATTR2:[0-9]+]]
  19 // BARE: ret
  20   return x;
  21 }
  22
  23 // CHECK: attributes #[[ATTR1]] =
  24 // CHECK-SAME: "instrument-function-entry"="__cyg_profile_func_enter"
  25 // CHECK-SAME: "instrument-function-exit"="__cyg_profile_func_exit"
  26
  27 // BARE: attributes #[[ATTR1]] =
  28 // BARE-SAME: "instrument-function-entry-inlined"="__cyg_profile_func_enter_bare"
  29
  30 // CHECK: attributes #[[ATTR2]] =
  31 // CHECK-NOT: "instrument-function-entry"
  32
  33 // BARE: attributes #[[ATTR2]] =
  34 // BARE-NOT: "instrument-function-entry"