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benching: actually bench

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This commit is contained in:
Théophile Bastian 2018-06-15 01:15:48 +02:00
parent b702cead60
commit b47bfdd204
1 changed files with 4 additions and 1 deletions
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5
src/x86_64/Gstep.c
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@ -28,7 +28,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
#include "unwind_i.h" #include "unwind_i.h"
#include "../eh_elf/eh_elf.h" #include "../eh_elf/eh_elf.h"
#include <signal.h> #include <signal.h>
#include "remote.h" #include <time.h>
#include <libunwind.h>
/* Recognise PLT entries such as: /* Recognise PLT entries such as:
3bdf0: ff 25 e2 49 13 00 jmpq *0x1349e2(%rip) 3bdf0: ff 25 e2 49 13 00 jmpq *0x1349e2(%rip)
@ -57,6 +58,7 @@ is_plt_entry (struct dwarf_cursor *c)
PROTECTED int PROTECTED int
unw_step (unw_cursor_t *cursor) unw_step (unw_cursor_t *cursor)
{ {
struct timespec _timer_start = chrono_start();
struct cursor *c = (struct cursor *) cursor; struct cursor *c = (struct cursor *) cursor;
int ret, i; int ret, i;
@ -77,6 +79,7 @@ unw_step (unw_cursor_t *cursor)
Debug(2, "eh_elf unwinding failed (%d), falling back\n", ret); Debug(2, "eh_elf unwinding failed (%d), falling back\n", ret);
} }
else { else {
chrono_end(_timer_start);
Debug (2, "returning %d\n", ret); Debug (2, "returning %d\n", ret);
return ret; return ret;
} }