On Fri, 8 Apr 2022 14:42:34 GMT, Andrew Leonard <aleon...@openjdk.org> wrote:
>> Andrew Leonard has updated the pull request incrementally with one >> additional commit since the last revision: >> >> Trigger checks > > I am not sure why without the explicit .file directive that the FILE symbol > in the ELF info contains an entry pointing to the .o object file, here's what > it was before: > > 31712: 0000000000000000 0 FILE LOCAL DEFAULT ABS > /home/andrew2/jdk/build/linux-aarch64-server-release/hotspot/variant-server/libjvm/objs/atomic_linux_aarch64.o > > It's as if the lack of the .file has caused some tooling (linker?) to create > this entry using the .o file path. @andrew-m-leonard > So I am thinking adding a .file directive to the .S file specifying the "full > source path" should do the trick thanks to -debug-prefix-map, I will do a > test.. But then you'll end up with that absolute path name embedded into `STT_FILE` in the object file. It's best to use the relative path name *and* employ path mapping. @andrew-m-leonard > It's as if the lack of the .file has caused some tooling (linker?) to create > this entry using the .o file path. I'm sure that's exactly what happens; the linker is the culprit. ------------- PR: https://git.openjdk.java.net/jdk/pull/8124
