[Git][ghc/ghc][master] RTS linker: aarch64: better debug information

[Marge Bot (@marge-bot)]

Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC


Commits:
5843c7e3 by doyougnu at 2024-08-01T00:48:42-04:00
RTS linker: aarch64: better debug information

Dump better debugging information when a symbol address is null.

Part of the haskell.nix patches upstream project

Co-authored-by: Sylvain Henry <sylvain at haskus.fr>

- - - - -


1 changed file:

- rts/linker/elf_reloc_aarch64.c


Changes:

=====================================
rts/linker/elf_reloc_aarch64.c
=====================================
@@ -326,7 +326,8 @@ relocateObjectCodeAarch64(ObjectCode * oc) {
                                ELF64_R_SYM((Elf64_Xword)rel->r_info));
 
             CHECK(0x0 != symbol);
-            CHECK(0x0 != symbol->addr);
+            if(0x0 == symbol->addr)
+                barf("0x0 address for %s + %ld of type %ld in %s for relocation %d in section %d of kind: %d\n", symbol->name, rel->r_addend, ELF64_R_TYPE((Elf64_Xword)rel->r_info), OC_INFORMATIVE_FILENAME(oc), i, relaTab->targetSectionIndex, oc->sections[relaTab->targetSectionIndex].kind);
 
             /* take explicit addend */
             int64_t addend = rel->r_addend;



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/5843c7e333cf2fc36dd059674be87c709719d389

-- 
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/5843c7e333cf2fc36dd059674be87c709719d389
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