--- /dev/null
+From 7244fbfa85bc874225cd91a797e94bca78697848 Mon Sep 17 00:00:00 2001
+From: Holger Freyther <ich@tamarin.(none)>
+Date: Sun, 12 Oct 2008 13:45:14 +0200
+Subject: [PATCH] ARM EABI patch from Openembedded? Taken from where?
+
+---
+ src/arch-arm.c | 177 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
+ 1 files changed, 172 insertions(+), 5 deletions(-)
+
+diff --git a/src/arch-arm.c b/src/arch-arm.c
+index 6641e86..3080b0a 100644
+--- a/src/arch-arm.c
++++ b/src/arch-arm.c
+@@ -145,6 +145,26 @@ arm_prelink_rel (struct prelink_info *info, GElf_Rel *rel, GElf_Addr reladdr)
+ error (0, 0, "%s: R_ARM_PC24 relocs with non-zero addend should not be present in prelinked REL sections",
+ dso->filename);
+ return 1;
++ /* 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;
++ case R_ARM_TLS_DTPMOD32:
++ if (dso->ehdr.e_type == ET_EXEC)
++ {
++ error (0, 0, "%s: R_ARM_TLS_DTPMOD32 reloc in executable?",
++ dso->filename);
++ return 1;
++ }
++ break;
++ case R_ARM_TLS_TPOFF32:
++ if (dso->ehdr.e_type == ET_EXEC)
++ error (0, 0, "%s: R_ARM_TLS_TPOFF32 relocs should not be present in prelinked ET_EXEC REL sections",
++ dso->filename);
++ break;
+ case R_ARM_COPY:
+ if (dso->ehdr.e_type == ET_EXEC)
+ /* COPY relocs are handled specially in generic code. */
+@@ -195,6 +215,25 @@ arm_prelink_rela (struct prelink_info *info, GElf_Rela *rela,
+ write_le32 (dso, rela->r_offset,
+ (read_ule32 (dso, rela->r_offset) & 0xff000000) | val);
+ break;
++ case R_ARM_TLS_DTPOFF32:
++ if (dso->ehdr.e_type == ET_EXEC)
++ write_le32 (dso, rela->r_offset, value + rela->r_addend);
++ break;
++ /* DTPMOD32 and TPOFF32 are impossible to predict unless prelink
++ sets the rules. */
++ case R_ARM_TLS_DTPMOD32:
++ if (dso->ehdr.e_type == ET_EXEC)
++ {
++ error (0, 0, "%s: R_ARM_TLS_DTPMOD32 reloc in executable?",
++ dso->filename);
++ return 1;
++ }
++ break;
++ case R_ARM_TLS_TPOFF32:
++ if (dso->ehdr.e_type == ET_EXEC && info->resolvetls)
++ write_le32 (dso, rela->r_offset,
++ value + rela->r_addend + info->resolvetls->offset);
++ break;
+ case R_ARM_COPY:
+ if (dso->ehdr.e_type == ET_EXEC)
+ /* COPY relocs are handled specially in generic code. */
+@@ -315,6 +354,7 @@ arm_prelink_conflict_rel (DSO *dso, struct prelink_info *info, GElf_Rel *rel,
+ {
+ GElf_Addr value;
+ struct prelink_conflict *conflict;
++ struct prelink_tls *tls;
+ GElf_Rela *ret;
+
+ if (GELF_R_TYPE (rel->r_info) == R_ARM_RELATIVE
+@@ -324,8 +364,32 @@ arm_prelink_conflict_rel (DSO *dso, struct prelink_info *info, GElf_Rel *rel,
+ conflict = prelink_conflict (info, GELF_R_SYM (rel->r_info),
+ GELF_R_TYPE (rel->r_info));
+ if (conflict == NULL)
+- return 0;
+- value = conflict_lookup_value (conflict);
++ {
++ if (info->curtls == NULL)
++ return 0;
++ switch (GELF_R_TYPE (rel->r_info))
++ {
++ /* 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:
++ return 0;
++ }
++ value = 0;
++ }
++ else
++ {
++ /* DTPOFF32 wants to see only real conflicts, not lookups
++ with reloc_class RTYPE_CLASS_TLS. */
++ if (GELF_R_TYPE (rel->r_info) == R_ARM_TLS_DTPOFF32
++ && conflict->lookup.tls == conflict->conflict.tls
++ && conflict->lookupval == conflict->conflictval)
++ return 0;
++
++ value = conflict_lookup_value (conflict);
++ }
+ ret = prelink_conflict_add_rela (info);
+ if (ret == NULL)
+ return 1;
+@@ -342,6 +406,33 @@ arm_prelink_conflict_rel (DSO *dso, struct prelink_info *info, GElf_Rel *rel,
+ 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;
++ case R_ARM_TLS_DTPMOD32:
++ case R_ARM_TLS_DTPOFF32:
++ case R_ARM_TLS_TPOFF32:
++ if (conflict != NULL
++ && (conflict->reloc_class != RTYPE_CLASS_TLS
++ || conflict->lookup.tls == NULL))
++ {
++ error (0, 0, "%s: R_ARM_TLS not resolving to STT_TLS symbol",
++ dso->filename);
++ return 1;
++ }
++ tls = conflict ? conflict->lookup.tls : info->curtls;
++ ret->r_info = GELF_R_INFO (0, R_ARM_ABS32);
++ switch (GELF_R_TYPE (rel->r_info))
++ {
++ case R_ARM_TLS_DTPMOD32:
++ ret->r_addend = tls->modid;
++ break;
++ case R_ARM_TLS_DTPOFF32:
++ 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)
++ + tls->offset;
++ break;
++ }
++ break;
+ case R_ARM_COPY:
+ error (0, 0, "R_ARM_COPY should not be present in shared libraries");
+ return 1;
+@@ -359,6 +450,7 @@ arm_prelink_conflict_rela (DSO *dso, struct prelink_info *info,
+ {
+ GElf_Addr value;
+ struct prelink_conflict *conflict;
++ struct prelink_tls *tls;
+ GElf_Rela *ret;
+ Elf32_Sword val;
+
+@@ -369,8 +461,32 @@ arm_prelink_conflict_rela (DSO *dso, struct prelink_info *info,
+ conflict = prelink_conflict (info, GELF_R_SYM (rela->r_info),
+ GELF_R_TYPE (rela->r_info));
+ if (conflict == NULL)
+- return 0;
+- value = conflict_lookup_value (conflict);
++ {
++ if (info->curtls == NULL)
++ return 0;
++ switch (GELF_R_TYPE (rela->r_info))
++ {
++ /* 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:
++ return 0;
++ }
++ value = 0;
++ }
++ else
++ {
++ /* DTPOFF32 wants to see only real conflicts, not lookups
++ with reloc_class RTYPE_CLASS_TLS. */
++ if (GELF_R_TYPE (rela->r_info) == R_ARM_TLS_DTPOFF32
++ && conflict->lookup.tls == conflict->conflict.tls
++ && conflict->lookupval == conflict->conflictval)
++ return 0;
++
++ value = conflict_lookup_value (conflict);
++ }
+ ret = prelink_conflict_add_rela (info);
+ if (ret == NULL)
+ return 1;
+@@ -398,6 +514,32 @@ arm_prelink_conflict_rela (DSO *dso, struct prelink_info *info,
+ case R_ARM_COPY:
+ error (0, 0, "R_ARM_COPY should not be present in shared libraries");
+ return 1;
++ case R_ARM_TLS_DTPMOD32:
++ case R_ARM_TLS_DTPOFF32:
++ case R_ARM_TLS_TPOFF32:
++ if (conflict != NULL
++ && (conflict->reloc_class != RTYPE_CLASS_TLS
++ || conflict->lookup.tls == NULL))
++ {
++ error (0, 0, "%s: R_386_TLS not resolving to STT_TLS symbol",
++ dso->filename);
++ return 1;
++ }
++ tls = conflict ? conflict->lookup.tls : info->curtls;
++ ret->r_info = GELF_R_INFO (0, R_ARM_ABS32);
++ switch (GELF_R_TYPE (rela->r_info))
++ {
++ case R_ARM_TLS_DTPMOD32:
++ ret->r_addend = tls->modid;
++ break;
++ case R_ARM_TLS_DTPOFF32:
++ ret->r_addend = value + rela->r_addend;
++ break;
++ case R_ARM_TLS_TPOFF32:
++ ret->r_addend = value + rela->r_addend + tls->offset;
++ break;
++ }
++ break;
+ default:
+ error (0, 0, "%s: Unknown arm relocation type %d", dso->filename,
+ (int) GELF_R_TYPE (rela->r_info));
+@@ -418,6 +560,8 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel, GElf_Rela *rela)
+ 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 +570,7 @@ arm_rel_to_rela (DSO *dso, GElf_Rel *rel, GElf_Rela *rela)
+ break;
+ case R_ARM_COPY:
+ case R_ARM_GLOB_DAT:
++ case R_ARM_TLS_DTPMOD32:
+ rela->r_addend = 0;
+ break;
+ }
+@@ -445,6 +590,8 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *rela, GElf_Rel *rel)
+ 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 +600,7 @@ arm_rela_to_rel (DSO *dso, GElf_Rela *rela, GElf_Rel *rel)
+ | ((rela->r_addend >> 2) & 0xffffff));
+ break;
+ case R_ARM_GLOB_DAT:
++ case R_ARM_TLS_DTPMOD32:
+ write_le32 (dso, rela->r_offset, 0);
+ break;
+ }
+@@ -488,6 +636,15 @@ arm_need_rel_to_rela (DSO *dso, int first, int last)
+ /* FALLTHROUGH */
+ case R_ARM_PC24:
+ return 1;
++ case R_ARM_TLS_DTPOFF32:
++ case R_ARM_TLS_TPOFF32:
++ /* 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) {
++ return 1;
++ }
++ break;
+ }
+ }
+ }
+@@ -614,6 +771,12 @@ arm_undo_prelink_rel (DSO *dso, GElf_Rel *rel, GElf_Addr reladdr)
+ return 0;
+ error (0, 0, "%s: R_ARM_COPY reloc in shared library?", dso->filename);
+ return 1;
++ case R_ARM_TLS_DTPMOD32:
++ 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));
+@@ -636,6 +799,10 @@ arm_reloc_class (int reloc_type)
+ {
+ case R_ARM_COPY: return RTYPE_CLASS_COPY;
+ case R_ARM_JUMP_SLOT: return RTYPE_CLASS_PLT;
++ case R_ARM_TLS_DTPMOD32:
++ case R_ARM_TLS_DTPOFF32:
++ case R_ARM_TLS_TPOFF32:
++ return RTYPE_CLASS_TLS;
+ default: return RTYPE_CLASS_VALID;
+ }
+ }
+@@ -648,7 +815,7 @@ PL_ARCH = {
+ .R_JMP_SLOT = R_ARM_JUMP_SLOT,
+ .R_COPY = R_ARM_COPY,
+ .R_RELATIVE = R_ARM_RELATIVE,
+- .dynamic_linker = "/lib/ld-linux.so.2",
++ .dynamic_linker = "/lib/ld-linux.so.3",
+ .adjust_dyn = arm_adjust_dyn,
+ .adjust_rel = arm_adjust_rel,
+ .adjust_rela = arm_adjust_rela,
+--
+1.5.4.3
+
projects / vuplus_openembedded / commitdiff