---------- Forwarded message ---------- From: Hesham Almatary <heshamelmat...@gmail.com> Date: Fri, Apr 1, 2016 at 8:45 PM Subject: Re: [rtems commit] or1k/generic_or1k: Add per-section compilation and linking support To: v...@rtems.org Cc: Stefan Wallentowitz <ste...@wallentowitz.de>
hello and ticker fail to run with this commit. On Sat, Mar 12, 2016 at 7:14 AM Joel Sherrill <j...@rtems.org> wrote: > > Module: rtems > Branch: master > Commit: e1768fdd950fb24004183cdfdbef0bcd1a07908c > Changeset: > http://git.rtems.org/rtems/commit/?id=e1768fdd950fb24004183cdfdbef0bcd1a07908c > > Author: Joel Sherrill <j...@rtems.org> > Date: Thu Mar 10 16:28:12 2016 -0600 > > or1k/generic_or1k: Add per-section compilation and linking support > > updates #2577. > > For the generic_or1k BSP variant without this option sample > executables sizes were as follows: > > text data bss dec hex filename > 255044 1780 33297600 33554424 1fffff8 ticker.exe > 188484 1496 33364448 33554428 1fffffc minimum.exe > 829728 77432 32647264 33554424 1fffff8 cxx_iostream.exe > 1110588 6112 32437728 33554428 1fffffc fileio.exe > 881676 14420 32658304 33554400 1ffffe0 pppd.exe > 428200 2556 33123648 33554404 1ffffe4 capture.exe > 274012 1868 33278528 33554408 1ffffe8 nsecs.exe > 398084 2184 33154144 33554412 1ffffec paranoia.exe > 387348 7420 33159648 33554416 1fffff0 cdtest.exe > 247752 1780 33304896 33554428 1fffffc base_sp.exe > 253888 1808 33298720 33554416 1fffff0 unlimited.exe > 261792 1752 33290880 33554424 1fffff8 hello.exe > 569612 6792 32978016 33554420 1fffff4 loopback.exe > > For the generic_or1k BSP variant with this option sample executables > sizes were as follows: > > text data bss dec hex filename > 229804 1760 33314592 33546156 1ffdfac ticker.exe > 118744 1424 33425984 33546152 1ffdfa8 minimum.exe > 607344 29188 32909632 33546164 1ffdfb4 cxx_iostream.exe > 1064124 6088 32475936 33546148 1ffdfa4 fileio.exe > 801832 14156 32730176 33546164 1ffdfb4 pppd.exe > 392908 2508 33150752 33546168 1ffdfb8 capture.exe > 249932 1848 33294368 33546148 1ffdfa4 nsecs.exe > 372320 2164 33171680 33546164 1ffdfb4 paranoia.exe > 361148 6980 33178016 33546144 1ffdfa0 cdtest.exe > 222004 1760 33322400 33546164 1ffdfb4 base_sp.exe > 222812 1772 33321568 33546152 1ffdfa8 unlimited.exe > 229764 1704 33314688 33546156 1ffdfac hello.exe > 515572 6576 33024000 33546148 1ffdfa4 loopback.exe > > --- > > c/src/lib/libbsp/or1k/generic_or1k/make/custom/generic_or1k.cfg | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/c/src/lib/libbsp/or1k/generic_or1k/make/custom/generic_or1k.cfg > b/c/src/lib/libbsp/or1k/generic_or1k/make/custom/generic_or1k.cfg > index fff00ae..9a00643 100644 > --- a/c/src/lib/libbsp/or1k/generic_or1k/make/custom/generic_or1k.cfg > +++ b/c/src/lib/libbsp/or1k/generic_or1k/make/custom/generic_or1k.cfg > @@ -5,3 +5,6 @@ RTEMS_CPU = or1k > CPU_CFLAGS = -O2 > > CFLAGS_OPTIMIZE_V ?= -O0 -g > +CFLAGS_OPTIMIZE_V += -ffunction-sections -fdata-sections > + > +LDFLAGS = -Wl,--gc-sections > > _______________________________________________ > vc mailing list > v...@rtems.org > http://lists.rtems.org/mailman/listinfo/vc _______________________________________________ vc mailing list v...@rtems.org http://lists.rtems.org/mailman/listinfo/vc _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
