On 31/8/2023 3:12 pm, zhengxiaojun wrote: > > > 在 2023/8/31 6:05, Chris Johns 写道: >> On 31/8/2023 12:48 am, zhengxiaojun wrote: >>> Hi, >>> I use the latest rtems-tools to generate RAP file, I found the object >>> file >>> become too small(elf,2184bytes==>rap,736bytes) and the file loaded failed, >>> error >>> message like this "load app.out error:offset past end of file: offset=736 >>> size=736 error." >> >> What arch and BSP? >> >>> I reverted the rtl-rap.cpp commit( >>> 0ad4aaafc20afcb5aacb7a82b0b3a8150b638975 >>> linker/rap: Ignore relocation records with no section), the rap file can be >>> loaded. >> >> I think the commit has the wrong ticket id, it should be 4069 ... >> >> https://devel.rtems.org/ticket/4069 >> >> My guess is the length includes the relocs that have been dropped because >> they >> do not have a symbol section. A reloc without a symbol section cannot be >> located >> because you do not know the section to locate it against. >> >> Are you able to review the rtems-ld code for the issue? >> > I found something suspicious, get_relocations(s) return all the count of > relocation and write to rap file, but actual count is less, because ignore the > reloc with section=0.
Right, this aligns with my guess. That value should the number written out and it should not assume all are written. > This issue is similar to ticket #4781, maybe the same. Yeah it could. It would be nice if it is. > reduce count or write all relocs in rap ? I do not know which is the right > solution. I am not sure. If relocs are needed then we have to have them and the patch you isolated is wrong or needs more understanding to know why it is there. I suspect an arch had an issue and this was the solution but that is guess on my part. Chris _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
