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Fwd: [PATCH] [BZ #21179] - handle R_SPARC_DISP64 and R_SPARC_REGISTER relocs
- From: Vladimir Mezentsev <vladimir dot mezentsev at oracle dot com>
- To: libc-alpha at sourceware dot org
- Date: Mon, 20 Feb 2017 12:37:35 -0800
- Subject: Fwd: [PATCH] [BZ #21179] - handle R_SPARC_DISP64 and R_SPARC_REGISTER relocs
- Authentication-results: sourceware.org; auth=none
- References: <1487622402-129515-1-git-send-email-vladimir.mezentsev@oracle.com>
- Reply-to: vladimir dot mezentsev at oracle dot com
On 02/17/2017 01:07 PM, Joseph Myers wrote:
On Fri, 17 Feb 2017, Vladimir Mezentsev wrote:
From: Vladimir Mezentsev <vladimir.mezentsev@oracle.com>
The Studio compiler generates relocation types which are not supported
in glibc. Handle these relocs.
Tested in sparc64-linux-gnu. No regressions.
* sysdeps/sparc/sparc64/dl-machine.h: Handle R_SPARC_DISP64 and
R_SPARC_REGISTER relocations.
Since you filed bug 21179 for this, you need to include [BZ #21179] in the
ChangeLog entry.
Done.
Can somebody apply my fixes. I don't have write access to the repo.
Thank you.
-Vladimir
From: Vladimir Mezentsev <vladimir.mezentsev@oracle.com>
The Studio compiler generates relocation types which are not supported
in glibc. Handle these relocs.
Tested in sparc64-linux-gnu. No regressions.
[BZ #21179]
* sysdeps/sparc/sparc64/dl-machine.h: Handle R_SPARC_DISP64 and
R_SPARC_REGISTER relocations.
---
sysdeps/sparc/sparc64/dl-machine.h | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index 99c00f4..1b59d78 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -537,6 +537,12 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
case R_SPARC_DISP32:
*(unsigned int *) reloc_addr = (value - (Elf64_Addr) reloc_addr);
break;
+ case R_SPARC_DISP64:
+ *reloc_addr = (value - (Elf64_Addr) reloc_addr);
+ break;
+ case R_SPARC_REGISTER:
+ *reloc_addr = value;
+ break;
case R_SPARC_WDISP30:
*(unsigned int *) reloc_addr =
((*(unsigned int *)reloc_addr & 0xc0000000) |
--
1.7.1