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prelink: Fix R_ARM_TLS_DTPMOD32 problems

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git-svn-id: https://svn.o-hand.com/repos/poky/trunk@2688 311d38ba-8fff-0310-9ca6-ca027cbcb966
This commit is contained in:
Richard Purdie
2007-09-04 16:01:58 +00:00
parent 5758f9ccce
commit 7d4aa7f04e
2 changed files with 42 additions and 35 deletions
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75
meta/packages/prelink/prelink-20061027/arm_eabi.patch
View File

@@ -1,20 +1,22 @@
---
src/arch-arm.c | 170 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 165 insertions(+), 5 deletions(-)
src/arch-arm.c | 177 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 172 insertions(+), 5 deletions(-)
Index: prelink-0.0.20061027/src/arch-arm.c
===================================================================
--- prelink-0.0.20061027.orig/src/arch-arm.c 2006-08-13 16:18:17.000000000 +0100
+++ prelink-0.0.20061027/src/arch-arm.c 2007-01-14 00:05:33.000000000 +0000
@@ -145,6 +145,24 @@ arm_prelink_rel (struct prelink_info *in
+++ prelink-0.0.20061027/src/arch-arm.c 2007-09-04 12:29:06.000000000 +0100
@@ -145,6 +145,26 @@ arm_prelink_rel (struct prelink_info *in
error (0, 0, "%s: R_ARM_PC24 relocs with non-zero addend should not be present in prelinked REL sections",
dso->filename);
return 1;
+ case R_ARM_TLS_DTPOFF32:
+ write_le32 (dso, rel->r_offset, value);
+ /* DTPOFF32, DTPMOD32 and TPOFF32 is impossible to predict unless prelink
+ sets the rules. Also for DTPOFF32/TPOFF32 there is REL->RELA problem. */
+ case R_ARM_TLS_DTPOFF32:
+ if (dso->ehdr.e_type == ET_EXEC)
+ error (0, 0, "%s: R_ARM_TLS_DTPOFF32 relocs should not be present in prelinked ET_EXEC REL sections",
+ dso->filename);
+ break;
+ /* DTPMOD32 and TPOFF32 is impossible to predict unless prelink
+ sets the rules. Also for TPOFF{32,} there is REL->RELA problem. */
+ case R_ARM_TLS_DTPMOD32:
+ if (dso->ehdr.e_type == ET_EXEC)
+ {
@@ -31,14 +33,15 @@ Index: prelink-0.0.20061027/src/arch-arm.c
case R_ARM_COPY:
if (dso->ehdr.e_type == ET_EXEC)
/* COPY relocs are handled specially in generic code. */
@@ -195,6 +213,24 @@ arm_prelink_rela (struct prelink_info *i
@@ -195,6 +215,25 @@ arm_prelink_rela (struct prelink_info *i
write_le32 (dso, rela->r_offset,
(read_ule32 (dso, rela->r_offset) & 0xff000000) | val);
break;
+ case R_ARM_TLS_DTPOFF32:
+ write_le32 (dso, rela->r_offset, value + rela->r_addend);
+ if (dso->ehdr.e_type == ET_EXEC)
+ write_le32 (dso, rela->r_offset, value + rela->r_addend);
+ break;
+ /* DTPMOD32 and TPOFF32 is impossible to predict unless prelink
+ /* DTPMOD32 and TPOFF32 are impossible to predict unless prelink
+ sets the rules. */
+ case R_ARM_TLS_DTPMOD32:
+ if (dso->ehdr.e_type == ET_EXEC)
@@ -56,7 +59,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
case R_ARM_COPY:
if (dso->ehdr.e_type == ET_EXEC)
/* COPY relocs are handled specially in generic code. */
@@ -315,6 +351,7 @@ arm_prelink_conflict_rel (DSO *dso, stru
@@ -315,6 +354,7 @@ arm_prelink_conflict_rel (DSO *dso, stru
{
GElf_Addr value;
struct prelink_conflict *conflict;
@@ -64,7 +67,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
GElf_Rela *ret;
if (GELF_R_TYPE (rel->r_info) == R_ARM_RELATIVE
@@ -324,8 +361,31 @@ arm_prelink_conflict_rel (DSO *dso, stru
@@ -324,8 +364,32 @@ arm_prelink_conflict_rel (DSO *dso, stru
conflict = prelink_conflict (info, GELF_R_SYM (rel->r_info),
GELF_R_TYPE (rel->r_info));
if (conflict == NULL)
@@ -75,8 +78,9 @@ Index: prelink-0.0.20061027/src/arch-arm.c
+ return 0;
+ switch (GELF_R_TYPE (rel->r_info))
+ {
+ /* Even local DTPMOD and TPOFF relocs need conflicts. */
+ /* Even local DTPMOD and {D,}TPOFF relocs need conflicts. */
+ case R_ARM_TLS_DTPMOD32:
+ case R_ARM_TLS_DTPOFF32:
+ case R_ARM_TLS_TPOFF32:
+ break;
+ default:
@@ -98,7 +102,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
ret = prelink_conflict_add_rela (info);
if (ret == NULL)
return 1;
@@ -342,6 +402,33 @@ arm_prelink_conflict_rel (DSO *dso, stru
@@ -342,6 +406,33 @@ arm_prelink_conflict_rel (DSO *dso, stru
error (0, 0, "%s: R_ARM_%s relocs should not be present in prelinked REL sections",
dso->filename, GELF_R_TYPE (rel->r_info) == R_ARM_ABS32 ? "ABS32" : "PC24");
return 1;
@@ -121,7 +125,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
+ ret->r_addend = tls->modid;
+ break;
+ case R_ARM_TLS_DTPOFF32:
+ ret->r_addend = value;
+ ret->r_addend = value + read_ule32 (dso, rel->r_offset);
+ break;
+ case R_ARM_TLS_TPOFF32:
+ ret->r_addend = value + read_ule32 (dso, rel->r_offset)
@@ -132,7 +136,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
case R_ARM_COPY:
error (0, 0, "R_ARM_COPY should not be present in shared libraries");
return 1;
@@ -359,6 +446,7 @@ arm_prelink_conflict_rela (DSO *dso, str
@@ -359,6 +450,7 @@ arm_prelink_conflict_rela (DSO *dso, str
{
GElf_Addr value;
struct prelink_conflict *conflict;
@@ -140,7 +144,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
GElf_Rela *ret;
Elf32_Sword val;
@@ -369,8 +457,31 @@ arm_prelink_conflict_rela (DSO *dso, str
@@ -369,8 +461,32 @@ arm_prelink_conflict_rela (DSO *dso, str
conflict = prelink_conflict (info, GELF_R_SYM (rela->r_info),
GELF_R_TYPE (rela->r_info));
if (conflict == NULL)
@@ -151,8 +155,9 @@ Index: prelink-0.0.20061027/src/arch-arm.c
+ return 0;
+ switch (GELF_R_TYPE (rela->r_info))
+ {
+ /* Even local DTPMOD and TPOFF relocs need conflicts. */
+ /* Even local DTPMOD and {D,}TPOFF relocs need conflicts. */
+ case R_ARM_TLS_DTPMOD32:
+ case R_ARM_TLS_DTPOFF32:
+ case R_ARM_TLS_TPOFF32:
+ break;
+ default:
@@ -174,7 +179,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
ret = prelink_conflict_add_rela (info);
if (ret == NULL)
return 1;
@@ -398,6 +509,32 @@ arm_prelink_conflict_rela (DSO *dso, str
@@ -398,6 +514,32 @@ arm_prelink_conflict_rela (DSO *dso, str
case R_ARM_COPY:
error (0, 0, "R_ARM_COPY should not be present in shared libraries");
return 1;
@@ -197,7 +202,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
+ ret->r_addend = tls->modid;
+ break;
+ case R_ARM_TLS_DTPOFF32:
+ ret->r_addend += value;
+ ret->r_addend = value + rela->r_addend;
+ break;
+ case R_ARM_TLS_TPOFF32:
+ ret->r_addend = value + rela->r_addend + tls->offset;
@@ -207,68 +212,70 @@ Index: prelink-0.0.20061027/src/arch-arm.c
default:
error (0, 0, "%s: Unknown arm relocation type %d", dso->filename,
(int) GELF_R_TYPE (rela->r_info));
@@ -418,6 +555,7 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel
@@ -418,6 +560,8 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel
abort ();
case R_ARM_RELATIVE:
case R_ARM_ABS32:
+ case R_ARM_TLS_TPOFF32:
+ case R_ARM_TLS_DTPOFF32:
rela->r_addend = (Elf32_Sword) read_ule32 (dso, rel->r_offset);
break;
case R_ARM_PC24:
@@ -426,6 +564,8 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel
@@ -426,6 +570,7 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel
break;
case R_ARM_COPY:
case R_ARM_GLOB_DAT:
+ case R_ARM_TLS_DTPOFF32:
+ case R_ARM_TLS_DTPMOD32:
rela->r_addend = 0;
break;
}
@@ -445,6 +585,7 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *re
@@ -445,6 +590,8 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *re
abort ();
case R_ARM_RELATIVE:
case R_ARM_ABS32:
+ case R_ARM_TLS_TPOFF32:
+ case R_ARM_TLS_DTPOFF32:
write_le32 (dso, rela->r_offset, rela->r_addend);
break;
case R_ARM_PC24:
@@ -453,6 +594,8 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *re
@@ -453,6 +600,7 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *re
| ((rela->r_addend >> 2) & 0xffffff));
break;
case R_ARM_GLOB_DAT:
+ case R_ARM_TLS_DTPMOD32:
+ case R_ARM_TLS_DTPOFF32:
write_le32 (dso, rela->r_offset, 0);
break;
}
@@ -488,6 +631,13 @@ arm_need_rel_to_rela (DSO *dso, int firs
@@ -488,6 +636,15 @@ arm_need_rel_to_rela (DSO *dso, int firs
/* FALLTHROUGH */
case R_ARM_PC24:
return 1;
+ case R_ARM_TLS_DTPOFF32:
+ case R_ARM_TLS_TPOFF32:
+ /* In shared libraries TPOFF is changed always into
+ /* In shared libraries {D,}TPOFF32 is changed always into
+ conflicts, for executables we need to preserve
+ original addend. */
+ if (dso->ehdr.e_type == ET_EXEC)
+ if (dso->ehdr.e_type == ET_EXEC) {
+ return 1;
+ }
+ break;
}
}
}
@@ -612,6 +762,12 @@ arm_undo_prelink_rel (DSO *dso, GElf_Rel
@@ -612,6 +769,12 @@ arm_undo_prelink_rel (DSO *dso, GElf_Rel
return 0;
error (0, 0, "%s: R_ARM_COPY reloc in shared library?", dso->filename);
return 1;
+ case R_ARM_TLS_DTPMOD32:
+ case R_ARM_TLS_DTPOFF32:
+ write_le32 (dso, rel->r_offset, 0);
+ break;
+ case R_ARM_TLS_DTPOFF32:
+ case R_ARM_TLS_TPOFF32:
+ break;
default:
error (0, 0, "%s: Unknown arm relocation type %d", dso->filename,
(int) GELF_R_TYPE (rel->r_info));
@@ -634,6 +790,10 @@ arm_reloc_class (int reloc_type)
@@ -634,6 +797,10 @@ arm_reloc_class (int reloc_type)
{
case R_ARM_COPY: return RTYPE_CLASS_COPY;
case R_ARM_JUMP_SLOT: return RTYPE_CLASS_PLT;
@@ -279,7 +286,7 @@ Index: prelink-0.0.20061027/src/arch-arm.c
default: return RTYPE_CLASS_VALID;
}
}
@@ -646,7 +806,7 @@ PL_ARCH = {
@@ -646,7 +813,7 @@ PL_ARCH = {
.R_JMP_SLOT = R_ARM_JUMP_SLOT,
.R_COPY = R_ARM_COPY,
.R_RELATIVE = R_ARM_RELATIVE,

2
meta/packages/prelink/prelink_20061027.bb
View File

@@ -4,7 +4,7 @@ DESCRIPTION = " The prelink package contains a utility which modifies ELF shared
and executables, so that far fewer relocations need to be resolved at \
runtime and thus programs come up faster."
LICENSE = "GPL"
PR = "r3"
PR = "r5"
SRC_URI = "${DEBIAN_MIRROR}/main/p/prelink/prelink_0.0.${PV}.orig.tar.gz \
file://prelink.conf \