diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/eeprof-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/eeprof-1.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/eeprof-1.c b/gcc/testsuite/gcc.c-torture/execute/eeprof-1.c new file mode 100644 index 000000000..248b8ccbe --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/eeprof-1.c @@ -0,0 +1,73 @@ +#define ASSERT(X) if (!(X)) abort (); +#define NOCHK __attribute__ ((no_instrument_function)) + +int entry_calls, exit_calls; +void (*last_fn_entered)(); +void (*last_fn_exited)(); + +__attribute__ ((noinline)) +int main () NOCHK; + +__attribute__ ((noinline)) +void foo () +{ + ASSERT (last_fn_entered == foo); +} + +__attribute__ ((noinline)) +static void foo2 () +{ + ASSERT (entry_calls == 1 && exit_calls == 0); + ASSERT (last_fn_entered == foo2); + foo (); + ASSERT (entry_calls == 2 && exit_calls == 1); + ASSERT (last_fn_entered == foo); + ASSERT (last_fn_exited == foo); +} + +__attribute__ ((noinline)) +void nfoo (void) NOCHK; +void nfoo () +{ + ASSERT (entry_calls == 2 && exit_calls == 2); + ASSERT (last_fn_entered == foo); + ASSERT (last_fn_exited == foo2); + foo (); + ASSERT (entry_calls == 3 && exit_calls == 3); + ASSERT (last_fn_entered == foo); + ASSERT (last_fn_exited == foo); +} + +int main () +{ + ASSERT (entry_calls == 0 && exit_calls == 0); + + foo2 (); + + ASSERT (entry_calls == 2 && exit_calls == 2); + ASSERT (last_fn_entered == foo); + ASSERT (last_fn_exited == foo2); + + nfoo (); + + ASSERT (entry_calls == 3 && exit_calls == 3); + ASSERT (last_fn_entered == foo); + + return 0; +} + +void __cyg_profile_func_enter (void (*fn)(), void (*parent)()) NOCHK; +void __cyg_profile_func_exit (void (*fn)(), void (*parent)()) NOCHK; + +__attribute__ ((noinline)) +void __cyg_profile_func_enter (void (*fn)(), void (*parent)()) +{ + entry_calls++; + last_fn_entered = fn; +} +__attribute__ ((noinline)) +void __cyg_profile_func_exit (void (*fn)(), void (*parent)()) +{ + exit_calls++; + last_fn_exited = fn; +} |