[RTEMS Project] #3740: Libld does not load incrementially linked object file

[RTEMS trac]

#3740: Libld does not load incrementially linked object file
-------------------------+--------------------------
 Reporter:  Chris Johns  |       Owner:  Chris Johns
     Type:  defect       |      Status:  assigned
 Priority:  normal       |   Milestone:  5.1
Component:  lib/dl       |     Version:  5
 Severity:  normal       |  Resolution:
 Keywords:               |  Blocked By:
 Blocking:               |
-------------------------+--------------------------

Comment (by Chris Johns):

 I have updated `dl01` adding the example code and build PowerPC and ARM
 bsps. The PowerPC BSP works while the ARM BSP does not work.

 The results for the `psim` BSP is:
 {{{
 $ rtems-run --rtems-bsp=psim `find . -name dl01.exe`
 RTEMS Testing - Run, 5.0.not_released
  Command Line: /opt/work/rtems/5/bin/rtems-run --rtems-bsp=psim ./powerpc-
 rtems5/c/psim/testsuites/libtests/dl01.exe
  Python: 3.6.6 (default, Oct  2 2018, 01:22:29) [GCC 4.2.1 Compatible
 FreeBSD Clang 6.0.0 (tags/RELEASE_600/final 326565)]
 Host: FreeBSD-12.0-RELEASE-p3-amd64-64bit-ELF (FreeBSD ruru
 12.0-RELEASE-p3 FreeBSD 12.0-RELEASE-p3 GENERIC amd64 amd64)
 OpenPIC Version ? (1 CPUs and 1 IRQ sources) at 0x202571776
 OpenPIC Vendor 0 (Unknown), Device 0 (Unknown), Stepping 0
 Overriding NumSources (1) from configuration with 16
 OpenPIC timer frequency is not set
 BATs must not overlap; area 0x08000000..0x09000000 hits DBAT 0
 BATs must not overlap; area 0x0c000000..0x0d000000 hits DBAT 0
 *** BEGIN OF TEST libdl (RTL) 1 ***
 *** TEST VERSION: 5.0.0.be50969881b97180bf4fc1e2975efd41169e08bb-modified
 *** TEST STATE: EXPECTED-PASS
 *** TEST BUILD: RTEMS_POSIX_API
 *** TEST TOOLS: 7.4.0 20181206 (RTEMS 5, RSB
 d9f49fc117422ea4b039cebc668191e9c07fde25, Newlib 1d35a003f)
 load: /dl01-o1.o
 handle: 0x6f668 loaded
 Loaded module: argc:2
 [/opt/work/chris/rtems/kernel/rtems.git/c/src/../../testsuites/libtests/dl01/dl-o1.c]
   0: Line 1
   1: Line 2
 Loaded module: argc:3
 [/opt/work/chris/rtems/kernel/rtems.git/c/src/../../testsuites/libtests/dl01/dl-o1.c]
   0: Call 2, line 1
   1: Call 2, line 2
   2: Call 2, line 3
 handle: 0x6f668 closed
 load: /dl01-o2o3.o
 handle: 0x6f668 loaded
 FOO Foo 1
 BAR Bar 1
 handle: 0x6f668 closed
 *** END OF TEST libdl (RTL) 1 ***
 *** FATAL ***
 fatal source: 5 (RTEMS_FATAL_SOURCE_EXIT)
 fatal code: 0 (0x00000000)
 RTEMS version: 5.0.0.be50969881b97180bf4fc1e2975efd41169e08bb-modified
 RTEMS tools: 7.4.0 20181206 (RTEMS 5, RSB
 d9f49fc117422ea4b039cebc668191e9c07fde25, Newlib 1d35a003f)
 executing thread ID: 0x08a010001
 executing thread name: UI1
 Run time     : 0:00:01.032580
 }}}
 The results for the `xilinx_zynq_a9_qemu` is:
 {{{
 $ rtems-run --rtems-bsp=xilinx_zynq_a9_qemu `find . -name dl01.exe`
 RTEMS Testing - Run, 5.0.not_released
  Command Line: /opt/work/rtems/5/bin/rtems-run --rtems-
 bsp=xilinx_zynq_a9_qemu ./arm-
 rtems5/c/xilinx_zynq_a9_qemu/testsuites/libtests/dl01.exe
  Python: 3.6.6 (default, Oct  2 2018, 01:22:29) [GCC 4.2.1 Compatible
 FreeBSD Clang 6.0.0 (tags/RELEASE_600/final 326565)]
 Host: FreeBSD-12.0-RELEASE-p3-amd64-64bit-ELF (FreeBSD ruru
 12.0-RELEASE-p3 FreeBSD 12.0-RELEASE-p3 GENERIC amd64 amd64)

 (process:90678): GLib-WARNING **: 07:02:48.995: gmem.c:490: custom memory
 allocation vtable not supported
 Warning: nic cadence_gem.0 has no peer
 Warning: nic cadence_gem.1 has no peer


 *** BEGIN OF TEST libdl (RTL) 1 ***
 *** TEST VERSION: 5.0.0.be50969881b97180bf4fc1e2975efd41169e08bb-modified
 *** TEST STATE: EXPECTED-PASS
 *** TEST BUILD: RTEMS_POSIX_API
 *** TEST TOOLS: 7.4.0 20181206 (RTEMS 5, RSB
 d9f49fc117422ea4b039cebc668191e9c07fde25, Newlib 1d35a003f)
 load: /dl01-o1.o
 handle: 0x117c98 loaded
 Loaded module: argc:2
 [/opt/work/chris/rtems/kernel/rtems.git/c/src/../../testsuites/libtests/dl01/dl-o1.c]
   0: Line 1
   1: Line 2
 Loaded module: argc:3
 [/opt/work/chris/rtems/kernel/rtems.git/c/src/../../testsuites/libtests/dl01/dl-o1.c]
   0: Call 2, line 1
   1: Call 2, line 2
   2: Call 2, line 3
 handle: 0x117c98 closed
 load: /dl01-o2o3.o
 handle: 0x117c98 loaded
 FOO Foo 1
 FOO Foo 1
 handle: 0x117c98 closed

 *** END OF TEST libdl (RTL) 1 ***


 *** FATAL ***
 fatal source: 5 (RTEMS_FATAL_SOURCE_EXIT)
 fatal code: 0 (0x00000000)
 RTEMS version: 5.0.0.be50969881b97180bf4fc1e2975efd41169e08bb-modified
 RTEMS tools: 7.4.0 20181206 (RTEMS 5, RSB
 d9f49fc117422ea4b039cebc668191e9c07fde25, Newlib 1d35a003f)
 executing thread ID: 0x08a010001
 executing thread name: UI1

 Run time     : 0:00:01.018158
 }}}

--
Ticket URL: <http://devel.rtems.org/ticket/3740#comment:1>
RTEMS Project <http://www.rtems.org/>
RTEMS Project