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Fwd: [PATCH] [BZ #21179] - handle R_SPARC_DISP64 and R_SPARC_REGISTER relocs


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




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