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bfd:

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* elfxx-mips.c (mips_elf_calculate_relocation): Handle
	R_MIPS_TLS_DTPREL32 and R_MIPS_TLS_DTPREL64.
	* elf64-mips.c (mips_elf64_howto_table_rela): Support
	R_MIPS_TLS_DTPREL64.

gas:
	* config/tc-mips.c (s_dtprelword, s_dtpreldword,
	s_dtprel_internal): New.
	(mips_pseudo_table): Add .dtprelword and .dtpreldword.
	(md_apply_fix): Handle BFD_RELOC_MIPS_TLS_DTPREL32 and
	BFD_RELOC_MIPS_TLS_DTPREL64.
This commit is contained in:
Joseph Myers 2007-07-02 10:49:42 +00:00
parent e205a09915
commit 741d6ea85b
5 changed files with 85 additions and 2 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
2007-07-02 Joseph Myers <joseph@codesourcery.com>
* elfxx-mips.c (mips_elf_calculate_relocation): Handle
R_MIPS_TLS_DTPREL32 and R_MIPS_TLS_DTPREL64.
* elf64-mips.c (mips_elf64_howto_table_rela): Support
R_MIPS_TLS_DTPREL64.
2007-07-02 Alan Modra <amodra@bigpond.net.au>
* Makefile.am: Run "make dep-am".

15
bfd/elf64-mips.c
View File

@ -1327,7 +1327,20 @@ static reloc_howto_type mips_elf64_howto_table_rela[] =
EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32),
EMPTY_HOWTO (R_MIPS_TLS_DTPREL32),
EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
EMPTY_HOWTO (R_MIPS_TLS_DTPREL64),
HOWTO (R_MIPS_TLS_DTPREL64, /* type */
0, /* rightshift */
4, /* size (0 = byte, 1 = short, 2 = long) */
64, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_DTPREL64", /* name */
TRUE, /* partial_inplace */
MINUS_ONE, /* src_mask */
MINUS_ONE, /* dst_mask */
FALSE), /* pcrel_offset */
/* TLS general dynamic variable reference. */
HOWTO (R_MIPS_TLS_GD, /* type */

2
bfd/elfxx-mips.c
View File

@ -4355,6 +4355,8 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd,
break;
case R_MIPS_TLS_DTPREL_LO16:
case R_MIPS_TLS_DTPREL32:
case R_MIPS_TLS_DTPREL64:
value = (symbol + addend - dtprel_base (info)) & howto->dst_mask;
break;

8
gas/ChangeLog
View File

@ -1,3 +1,11 @@
2007-07-02 Joseph Myers <joseph@codesourcery.com>
* config/tc-mips.c (s_dtprelword, s_dtpreldword,
s_dtprel_internal): New.
(mips_pseudo_table): Add .dtprelword and .dtpreldword.
(md_apply_fix): Handle BFD_RELOC_MIPS_TLS_DTPREL32 and
BFD_RELOC_MIPS_TLS_DTPREL64.
2007-07-02 Alan Modra <amodra@bigpond.net.au>
* Makefile.am: Run "make dep-am".

55
gas/config/tc-mips.c
View File

@ -1024,6 +1024,8 @@ static void s_cpsetup (int);
static void s_cplocal (int);
static void s_cprestore (int);
static void s_cpreturn (int);
static void s_dtprelword (int);
static void s_dtpreldword (int);
static void s_gpvalue (int);
static void s_gpword (int);
static void s_gpdword (int);
@ -1097,6 +1099,8 @@ static const pseudo_typeS mips_pseudo_table[] =
{"cplocal", s_cplocal, 0},
{"cprestore", s_cprestore, 0},
{"cpreturn", s_cpreturn, 0},
{"dtprelword", s_dtprelword, 0},
{"dtpreldword", s_dtpreldword, 0},
{"gpvalue", s_gpvalue, 0},
{"gpword", s_gpword, 0},
{"gpdword", s_gpdword, 0},
@ -11812,7 +11816,8 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
|| fixP->fx_r_type == BFD_RELOC_CTOR
|| fixP->fx_r_type == BFD_RELOC_MIPS_SUB
|| fixP->fx_r_type == BFD_RELOC_VTABLE_INHERIT
|| fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY);
|| fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY
|| fixP->fx_r_type == BFD_RELOC_MIPS_TLS_DTPREL64);
buf = (bfd_byte *) (fixP->fx_frag->fr_literal + fixP->fx_where);
@ -11835,6 +11840,8 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
{
case BFD_RELOC_MIPS_TLS_GD:
case BFD_RELOC_MIPS_TLS_LDM:
case BFD_RELOC_MIPS_TLS_DTPREL32:
case BFD_RELOC_MIPS_TLS_DTPREL64:
case BFD_RELOC_MIPS_TLS_DTPREL_HI16:
case BFD_RELOC_MIPS_TLS_DTPREL_LO16:
case BFD_RELOC_MIPS_TLS_GOTTPREL:
@ -12918,6 +12925,52 @@ s_cpreturn (int ignore ATTRIBUTE_UNUSED)
demand_empty_rest_of_line ();
}
/* Handle the .dtprelword and .dtpreldword pseudo-ops. They generate
a 32-bit or 64-bit DTP-relative relocation (BYTES says which) for
use in DWARF debug information. */
static void
s_dtprel_internal (size_t bytes)
{
expressionS ex;
char *p;
expression (&ex);
if (ex.X_op != O_symbol)
{
as_bad (_("Unsupported use of %s"), (bytes == 8
? ".dtpreldword"
: ".dtprelword"));
ignore_rest_of_line ();
}
p = frag_more (bytes);
md_number_to_chars (p, 0, bytes);
fix_new_exp (frag_now, p - frag_now->fr_literal, bytes, &ex, FALSE,
(bytes == 8
? BFD_RELOC_MIPS_TLS_DTPREL64
: BFD_RELOC_MIPS_TLS_DTPREL32));
demand_empty_rest_of_line ();
}
/* Handle .dtprelword. */
static void
s_dtprelword (int ignore ATTRIBUTE_UNUSED)
{
s_dtprel_internal (4);
}
/* Handle .dtpreldword. */
static void
s_dtpreldword (int ignore ATTRIBUTE_UNUSED)
{
s_dtprel_internal (8);
}
/* Handle the .gpvalue pseudo-op. This is used when generating NewABI PIC
code. It sets the offset to use in gp_rel relocations. */