diff options
Diffstat (limited to 'gdb/symfile.c')
| -rw-r--r-- | gdb/symfile.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/gdb/symfile.c b/gdb/symfile.c index f524f56..517c277 100644 --- a/gdb/symfile.c +++ b/gdb/symfile.c @@ -61,8 +61,7 @@ #include <fcntl.h> #include <sys/stat.h> #include <ctype.h> -#include <time.h> -#include "gdb_sys_time.h" +#include <chrono> #include "psymtab.h" @@ -2066,11 +2065,15 @@ clear_memory_write_data (void *arg) VEC_free (memory_write_request_s, vec); } +static void print_transfer_performance (struct ui_file *stream, + unsigned long data_count, + unsigned long write_count, + std::chrono::steady_clock::duration d); + void generic_load (const char *args, int from_tty) { bfd *loadfile_bfd; - struct timeval start_time, end_time; char *filename; struct cleanup *old_cleanups = make_cleanup (null_cleanup, 0); struct load_section_data cbdata; @@ -2131,13 +2134,15 @@ generic_load (const char *args, int from_tty) bfd_map_over_sections (loadfile_bfd, load_section_callback, &cbdata); - gettimeofday (&start_time, NULL); + using namespace std::chrono; + + steady_clock::time_point start_time = steady_clock::now (); if (target_write_memory_blocks (cbdata.requests, flash_discard, load_progress) != 0) error (_("Load failed")); - gettimeofday (&end_time, NULL); + steady_clock::time_point end_time = steady_clock::now (); entry = bfd_get_start_address (loadfile_bfd); entry = gdbarch_addr_bits_remove (target_gdbarch (), entry); @@ -2160,32 +2165,32 @@ generic_load (const char *args, int from_tty) print_transfer_performance (gdb_stdout, total_progress.data_count, total_progress.write_count, - &start_time, &end_time); + end_time - start_time); do_cleanups (old_cleanups); } -/* Report how fast the transfer went. */ +/* Report on STREAM the performance of a memory transfer operation, + such as 'load'. DATA_COUNT is the number of bytes transferred. + WRITE_COUNT is the number of separate write operations, or 0, if + that information is not available. TIME is how long the operation + lasted. */ -void +static void print_transfer_performance (struct ui_file *stream, unsigned long data_count, unsigned long write_count, - const struct timeval *start_time, - const struct timeval *end_time) + std::chrono::steady_clock::duration time) { - ULONGEST time_count; + using namespace std::chrono; struct ui_out *uiout = current_uiout; - /* Compute the elapsed time in milliseconds, as a tradeoff between - accuracy and overflow. */ - time_count = (end_time->tv_sec - start_time->tv_sec) * 1000; - time_count += (end_time->tv_usec - start_time->tv_usec) / 1000; + milliseconds ms = duration_cast<milliseconds> (time); ui_out_text (uiout, "Transfer rate: "); - if (time_count > 0) + if (ms.count () > 0) { - unsigned long rate = ((ULONGEST) data_count * 1000) / time_count; + unsigned long rate = ((ULONGEST) data_count * 1000) / ms.count (); if (ui_out_is_mi_like_p (uiout)) { |