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authorH.J. Lu <hjl@lucon.org>2005-05-04 22:20:25 +0000
committerH.J. Lu <hjl@lucon.org>2005-05-04 22:20:25 +0000
commitacd6b693e297002bfeece63a8e9f7433945a6738 (patch)
treef3484ae1edc5c734a6fa938dd632f1d29d2e09dc /bfd/elfxx-ia64.c
parent502d75d9120e9455e329974e6864150043f9db0f (diff)
downloadgdb-acd6b693e297002bfeece63a8e9f7433945a6738.tar.gz
2005-05-04 H.J. Lu <hongjiu.lu@intel.com>
* elfxx-ia64.c (ARCH_SIZE): New. (LOG_SECTION_ALIGN): Likewise. (elfNN_ia64_create_dynamic_sections): Use LOG_SECTION_ALIGN to align relocation sections. (get_fptr): Likewise. (get_reloc_section): Likewise. (elfNN_ia64_tprel_base): Likewise. (elfNN_ia64_check_relocs): Support 32bit relocations. (allocate_global_fptr_got): Likewise. (allocate_dynrel_entries): Likewise. (set_got_entry): Likewise. (set_pltoff_entry): Likewise. (elfNN_ia64_relocate_section): Likewise.
Diffstat (limited to 'bfd/elfxx-ia64.c')
-rw-r--r--bfd/elfxx-ia64.c78
1 files changed, 58 insertions, 20 deletions
diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c
index 1235aa355fb..dc464a81a9c 100644
--- a/bfd/elfxx-ia64.c
+++ b/bfd/elfxx-ia64.c
@@ -28,6 +28,16 @@
#include "objalloc.h"
#include "hashtab.h"
+#define ARCH_SIZE NN
+
+#if ARCH_SIZE == 64
+#define LOG_SECTION_ALIGN 3
+#endif
+
+#if ARCH_SIZE == 32
+#define LOG_SECTION_ALIGN 2
+#endif
+
/* THE RULES for all the stuff the linker creates --
GOT Entries created in response to LTOFF or LTOFF_FPTR
@@ -1871,7 +1881,7 @@ elfNN_ia64_create_dynamic_sections (abfd, info)
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY))
- || !bfd_set_section_alignment (abfd, s, 3))
+ || !bfd_set_section_alignment (abfd, s, LOG_SECTION_ALIGN))
return FALSE;
ia64_info->rel_pltoff_sec = s;
@@ -1882,7 +1892,7 @@ elfNN_ia64_create_dynamic_sections (abfd, info)
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY))
- || !bfd_set_section_alignment (abfd, s, 3))
+ || !bfd_set_section_alignment (abfd, s, LOG_SECTION_ALIGN))
return FALSE;
ia64_info->rel_got_sec = s;
@@ -2056,7 +2066,8 @@ get_fptr (abfd, info, ia64_info)
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY))
- || !bfd_set_section_alignment (abfd, fptr_rel, 3))
+ || !bfd_set_section_alignment (abfd, fptr_rel,
+ LOG_SECTION_ALIGN))
{
BFD_ASSERT (0);
return NULL;
@@ -2146,7 +2157,8 @@ get_reloc_section (abfd, ia64_info, sec, create)
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY))
- || !bfd_set_section_alignment (dynobj, srel, 3))
+ || !bfd_set_section_alignment (dynobj, srel,
+ LOG_SECTION_ALIGN))
return NULL;
}
@@ -2270,11 +2282,13 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
info->flags |= DF_STATIC_TLS;
break;
+ case R_IA64_DTPREL32MSB:
+ case R_IA64_DTPREL32LSB:
case R_IA64_DTPREL64MSB:
case R_IA64_DTPREL64LSB:
if (info->shared || maybe_dynamic)
need_entry = NEED_DYNREL;
- dynrel_type = R_IA64_DTPREL64LSB;
+ dynrel_type = R_IA64_DTPRELNNLSB;
break;
case R_IA64_LTOFF_DTPREL22:
@@ -2310,7 +2324,7 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
need_entry = NEED_FPTR | NEED_DYNREL;
else
need_entry = NEED_FPTR;
- dynrel_type = R_IA64_FPTR64LSB;
+ dynrel_type = R_IA64_FPTRNNLSB;
break;
case R_IA64_LTOFF22:
@@ -2360,7 +2374,7 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
/* Shared objects will always need at least a REL relocation. */
if (info->shared || maybe_dynamic)
need_entry = NEED_DYNREL;
- dynrel_type = R_IA64_DIR64LSB;
+ dynrel_type = R_IA64_DIRNNLSB;
break;
case R_IA64_IPLTMSB:
@@ -2379,7 +2393,7 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
case R_IA64_PCREL64LSB:
if (maybe_dynamic)
need_entry = NEED_DYNREL;
- dynrel_type = R_IA64_PCREL64LSB;
+ dynrel_type = R_IA64_PCRELNNLSB;
break;
}
@@ -2543,7 +2557,7 @@ allocate_global_fptr_got (dyn_i, data)
if (dyn_i->want_got
&& dyn_i->want_fptr
- && elfNN_ia64_dynamic_symbol_p (dyn_i->h, x->info, R_IA64_FPTR64LSB))
+ && elfNN_ia64_dynamic_symbol_p (dyn_i->h, x->info, R_IA64_FPTRNNLSB))
{
dyn_i->got_offset = x->ofs;
x->ofs += 8;
@@ -2750,6 +2764,7 @@ allocate_dynrel_entries (dyn_i, data)
switch (rent->type)
{
+ case R_IA64_FPTR32LSB:
case R_IA64_FPTR64LSB:
/* Allocate one iff !want_fptr and not PIE, which by this point
will be true only if we're actually allocating one statically
@@ -2758,10 +2773,12 @@ allocate_dynrel_entries (dyn_i, data)
if (dyn_i->want_fptr && !x->info->pie)
continue;
break;
+ case R_IA64_PCREL32LSB:
case R_IA64_PCREL64LSB:
if (!dynamic_symbol)
continue;
break;
+ case R_IA64_DIR32LSB:
case R_IA64_DIR64LSB:
if (!dynamic_symbol && !shared)
continue;
@@ -2774,6 +2791,7 @@ allocate_dynrel_entries (dyn_i, data)
if (!dynamic_symbol)
count *= 2;
break;
+ case R_IA64_DTPREL32LSB:
case R_IA64_TPREL64LSB:
case R_IA64_DTPREL64LSB:
case R_IA64_DTPMOD64LSB:
@@ -3413,6 +3431,7 @@ set_got_entry (abfd, info, dyn_i, dynindx, addend, value, dyn_r_type)
}
got_offset = dyn_i->dtpmod_offset;
break;
+ case R_IA64_DTPREL32LSB:
case R_IA64_DTPREL64LSB:
done = dyn_i->dtprel_done;
dyn_i->dtprel_done = TRUE;
@@ -3437,9 +3456,12 @@ set_got_entry (abfd, info, dyn_i, dynindx, addend, value, dyn_r_type)
&& (!dyn_i->h
|| ELF_ST_VISIBILITY (dyn_i->h->other) == STV_DEFAULT
|| dyn_i->h->root.type != bfd_link_hash_undefweak)
+ && dyn_r_type != R_IA64_DTPREL32LSB
&& dyn_r_type != R_IA64_DTPREL64LSB)
|| elfNN_ia64_dynamic_symbol_p (dyn_i->h, info, dyn_r_type)
- || (dynindx != -1 && dyn_r_type == R_IA64_FPTR64LSB))
+ || (dynindx != -1
+ && (dyn_r_type == R_IA64_FPTR32LSB
+ || dyn_r_type == R_IA64_FPTR64LSB)))
&& (!dyn_i->want_ltoff_fptr
|| !info->pie
|| !dyn_i->h
@@ -3448,9 +3470,10 @@ set_got_entry (abfd, info, dyn_i, dynindx, addend, value, dyn_r_type)
if (dynindx == -1
&& dyn_r_type != R_IA64_TPREL64LSB
&& dyn_r_type != R_IA64_DTPMOD64LSB
+ && dyn_r_type != R_IA64_DTPREL32LSB
&& dyn_r_type != R_IA64_DTPREL64LSB)
{
- dyn_r_type = R_IA64_REL64LSB;
+ dyn_r_type = R_IA64_RELNNLSB;
dynindx = 0;
addend = value;
}
@@ -3459,6 +3482,18 @@ set_got_entry (abfd, info, dyn_i, dynindx, addend, value, dyn_r_type)
{
switch (dyn_r_type)
{
+ case R_IA64_REL32LSB:
+ dyn_r_type = R_IA64_REL32MSB;
+ break;
+ case R_IA64_DIR32LSB:
+ dyn_r_type = R_IA64_DIR32MSB;
+ break;
+ case R_IA64_FPTR32LSB:
+ dyn_r_type = R_IA64_FPTR32MSB;
+ break;
+ case R_IA64_DTPREL32LSB:
+ dyn_r_type = R_IA64_DTPREL32MSB;
+ break;
case R_IA64_REL64LSB:
dyn_r_type = R_IA64_REL64MSB;
break;
@@ -3588,9 +3623,9 @@ set_pltoff_entry (abfd, info, dyn_i, value, is_plt)
unsigned int dyn_r_type;
if (bfd_big_endian (abfd))
- dyn_r_type = R_IA64_REL64MSB;
+ dyn_r_type = R_IA64_RELNNMSB;
else
- dyn_r_type = R_IA64_REL64LSB;
+ dyn_r_type = R_IA64_RELNNLSB;
elfNN_ia64_install_dyn_reloc (abfd, NULL, pltoff_sec,
ia64_info->rel_pltoff_sec,
@@ -3598,7 +3633,7 @@ set_pltoff_entry (abfd, info, dyn_i, value, is_plt)
dyn_r_type, 0, value);
elfNN_ia64_install_dyn_reloc (abfd, NULL, pltoff_sec,
ia64_info->rel_pltoff_sec,
- dyn_i->pltoff_offset + 8,
+ dyn_i->pltoff_offset + ARCH_SIZE / 8,
dyn_r_type, 0, gp);
}
@@ -3616,7 +3651,7 @@ set_pltoff_entry (abfd, info, dyn_i, value, is_plt)
/* Return the base VMA address which should be subtracted from real addresses
when resolving @tprel() relocation.
Main program TLS (whose template starts at PT_TLS p_vaddr)
- is assigned offset round(16, PT_TLS p_align). */
+ is assigned offset round(2 * size of pointer, PT_TLS p_align). */
static bfd_vma
elfNN_ia64_tprel_base (info)
@@ -3625,7 +3660,8 @@ elfNN_ia64_tprel_base (info)
asection *tls_sec = elf_hash_table (info)->tls_sec;
BFD_ASSERT (tls_sec != NULL);
- return tls_sec->vma - align_power ((bfd_vma) 16, tls_sec->alignment_power);
+ return tls_sec->vma - align_power ((bfd_vma) ARCH_SIZE / 4,
+ tls_sec->alignment_power);
}
/* Return the base VMA address which should be subtracted from real addresses
@@ -4096,7 +4132,7 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
case R_IA64_LTOFF64I:
dyn_i = get_dyn_sym_info (ia64_info, h, input_bfd, rel, FALSE);
value = set_got_entry (input_bfd, info, dyn_i, (h ? h->dynindx : -1),
- rel->r_addend, value, R_IA64_DIR64LSB);
+ rel->r_addend, value, R_IA64_DIRNNLSB);
value -= gp_val;
r = elfNN_ia64_install_value (hit_addr, value, r_type);
break;
@@ -4149,7 +4185,7 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
}
dynindx = 0;
addend = value;
- dyn_r_type = r_type + R_IA64_REL64LSB - R_IA64_FPTR64LSB;
+ dyn_r_type = r_type + R_IA64_RELNNLSB - R_IA64_FPTRNNLSB;
}
else if (h)
{
@@ -4213,7 +4249,7 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
}
value = set_got_entry (output_bfd, info, dyn_i, dynindx,
- rel->r_addend, value, R_IA64_FPTR64LSB);
+ rel->r_addend, value, R_IA64_FPTRNNLSB);
value -= gp_val;
r = elfNN_ia64_install_value (hit_addr, value, r_type);
}
@@ -4412,6 +4448,8 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
case R_IA64_DTPREL14:
case R_IA64_DTPREL22:
case R_IA64_DTPREL64I:
+ case R_IA64_DTPREL32LSB:
+ case R_IA64_DTPREL32MSB:
case R_IA64_DTPREL64LSB:
case R_IA64_DTPREL64MSB:
value -= elfNN_ia64_dtprel_base (info);
@@ -4450,7 +4488,7 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
case R_IA64_LTOFF_DTPREL22:
if (!dynamic_symbol_p)
value -= elfNN_ia64_dtprel_base (info);
- got_r_type = R_IA64_DTPREL64LSB;
+ got_r_type = R_IA64_DTPRELNNLSB;
break;
}
dyn_i = get_dyn_sym_info (ia64_info, h, input_bfd, rel, FALSE);