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bfd/ 

* bfd-in.h (bfd_elf32_arm_process_before_allocation): Update
	prototype.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
	* elf32-arm.h (elf32_arm_link_hash_table): Add target1_is_rel.
	(elf32_arm_link_hash_table_create): Set target1_is_rel.
	(bfd_elf32_arm_process_before_allocation): Ditto.
	(elf32_arm_final_link_relocate): Handle R_ARM_TARGET1.
	(elf32_arm_gc_sweep_hook, elf32_arm_check_relocs): Ditto.
	* elfarm-nabi.c (elf32_arm_howto_table): Rename RELABS to TARGET1.
	* reloc.c: Ditto.
gas/
	* config/tc-arm.c: Rename RELABS to TARGET1.
gas/testsuite/
	* gas/arm/pic.d: Rename RELABS to TARGET1.
	* gas/arm/pic.s: Ditto.
include/
	* elf/arm.h: Rename RELABS to TARGET1.
ld/
	* emulparams/armsymbian.sh: Set TARGET1_IS_REL.
	* emultempl/armelf.em: Use TARGET1_IS_REL.  Add --target1-{rel,abs}.
This commit is contained in:
Paul Brook 2004-09-13 14:14:32 +00:00
parent ee31a58d74
commit 9c50426849
17 changed files with 96 additions and 21 deletions
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14
bfd/ChangeLog
View File

@ -1,3 +1,17 @@
2004-09-13 Paul Brook <paul@codesourcery.com>
* bfd-in.h (bfd_elf32_arm_process_before_allocation): Update
prototype.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf32-arm.h (elf32_arm_link_hash_table): Add target1_is_rel.
(elf32_arm_link_hash_table_create): Set target1_is_rel.
(bfd_elf32_arm_process_before_allocation): Ditto.
(elf32_arm_final_link_relocate): Handle R_ARM_TARGET1.
(elf32_arm_gc_sweep_hook, elf32_arm_check_relocs): Ditto.
* elfarm-nabi.c (elf32_arm_howto_table): Rename RELABS to TARGET1.
* reloc.c: Ditto.
2004-09-10 Joel Brobecker <brobecker@gnat.com>
* hpux-core.c (thread_section_p): New function.

2
bfd/bfd-in.h
View File

@ -814,7 +814,7 @@ extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
(struct bfd_link_info *);
extern bfd_boolean bfd_elf32_arm_process_before_allocation
(bfd *, struct bfd_link_info *, int, int);
(bfd *, struct bfd_link_info *, int, int, int);
extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
(bfd *, struct bfd_link_info *);

4
bfd/bfd-in2.h
View File

@ -821,7 +821,7 @@ extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
(struct bfd_link_info *);
extern bfd_boolean bfd_elf32_arm_process_before_allocation
(bfd *, struct bfd_link_info *, int, int);
(bfd *, struct bfd_link_info *, int, int, int);
extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
(bfd *, struct bfd_link_info *);
@ -2641,7 +2641,7 @@ field in the instruction. */
/* Pc-relative or absolute relocation depending on target. Used for
entries in .init_array sections. */
BFD_RELOC_ARM_RELABS32,
BFD_RELOC_ARM_TARGET1,
/* Read-only segment base relative address. */
BFD_RELOC_ARM_ROSEGREL32,

38
bfd/elf32-arm.h
View File

@ -182,6 +182,10 @@ struct elf32_arm_link_hash_table
/* Nonzero to output a BE8 image. */
int byteswap_code;
/* Zero if R_ARM_TARGET1 means R_ARM_ABS32.
Nonzero if R_ARM_TARGET1 means R_ARM_ABS32. */
int target1_is_rel;
/* The number of bytes in the initial entry in the PLT. */
bfd_size_type plt_header_size;
@ -373,6 +377,7 @@ elf32_arm_link_hash_table_create (bfd *abfd)
ret->bfd_of_glue_owner = NULL;
ret->no_pipeline_knowledge = 0;
ret->byteswap_code = 0;
ret->target1_is_rel = 0;
#ifdef FOUR_WORD_PLT
ret->plt_header_size = 16;
ret->plt_entry_size = 16;
@ -752,7 +757,8 @@ bfd_boolean
bfd_elf32_arm_process_before_allocation (bfd *abfd,
struct bfd_link_info *link_info,
int no_pipeline_knowledge,
int byteswap_code)
int byteswap_code,
int target1_is_rel)
{
Elf_Internal_Shdr *symtab_hdr;
Elf_Internal_Rela *internal_relocs = NULL;
@ -775,6 +781,7 @@ bfd_elf32_arm_process_before_allocation (bfd *abfd,
BFD_ASSERT (globals->bfd_of_glue_owner != NULL);
globals->no_pipeline_knowledge = no_pipeline_knowledge;
globals->target1_is_rel = target1_is_rel;
if (byteswap_code && !bfd_big_endian (abfd))
{
_bfd_error_handler (_("%B: BE8 images only valid in big-endian mode."),
@ -1174,6 +1181,22 @@ elf32_arm_final_link_relocate (reloc_howto_type * howto,
bfd_signed_vma signed_addend;
struct elf32_arm_link_hash_table * globals;
globals = elf32_arm_hash_table (info);
#ifndef OLD_ARM_ABI
/* Some relocation type map to different relocations depending on the
target. We pick the right one here. */
if (r_type == R_ARM_TARGET1)
{
if (globals->target1_is_rel)
r_type = R_ARM_REL32;
else
r_type = R_ARM_ABS32;
howto = &elf32_arm_howto_table[r_type];
}
#endif /* OLD_ARM_ABI */
/* If the start address has been set, then set the EF_ARM_HASENTRY
flag. Setting this more than once is redundant, but the cost is
not too high, and it keeps the code simple.
@ -1186,8 +1209,6 @@ elf32_arm_final_link_relocate (reloc_howto_type * howto,
if (bfd_get_start_address (output_bfd) != 0)
elf_elfheader (output_bfd)->e_flags |= EF_ARM_HASENTRY;
globals = elf32_arm_hash_table (info);
dynobj = elf_hash_table (info)->dynobj;
if (dynobj)
{
@ -2738,6 +2759,7 @@ elf32_arm_gc_sweep_hook (bfd * abfd ATTRIBUTE_UNUSED,
case R_ARM_ABS32:
case R_ARM_REL32:
case R_ARM_TARGET1:
case R_ARM_PC24:
case R_ARM_PLT32:
r_symndx = ELF32_R_SYM (rel->r_info);
@ -2753,7 +2775,8 @@ elf32_arm_gc_sweep_hook (bfd * abfd ATTRIBUTE_UNUSED,
h->plt.refcount -= 1;
if (ELF32_R_TYPE (rel->r_info) == R_ARM_ABS32
|| ELF32_R_TYPE (rel->r_info) == R_ARM_REL32)
|| ELF32_R_TYPE (rel->r_info) == R_ARM_REL32
|| ELF32_R_TYPE (rel->r_info) == R_ARM_TARGET1)
{
eh = (struct elf32_arm_link_hash_entry *) h;
@ -2864,6 +2887,7 @@ elf32_arm_check_relocs (bfd *abfd, struct bfd_link_info *info,
case R_ARM_ABS32:
case R_ARM_REL32:
case R_ARM_TARGET1:
case R_ARM_PC24:
case R_ARM_PLT32:
if (h != NULL)
@ -2906,7 +2930,8 @@ elf32_arm_check_relocs (bfd *abfd, struct bfd_link_info *info,
&& (sec->flags & SEC_ALLOC) != 0
&& ((ELF32_R_TYPE (rel->r_info) != R_ARM_PC24
&& ELF32_R_TYPE (rel->r_info) != R_ARM_PLT32
&& ELF32_R_TYPE (rel->r_info) != R_ARM_REL32)
&& ELF32_R_TYPE (rel->r_info) != R_ARM_REL32
&& ELF32_R_TYPE (rel->r_info) != R_ARM_TARGET1)
|| (h != NULL
&& (! info->symbolic
|| (h->elf_link_hash_flags
@ -2991,7 +3016,8 @@ elf32_arm_check_relocs (bfd *abfd, struct bfd_link_info *info,
}
if (ELF32_R_TYPE (rel->r_info) == R_ARM_ABS32
|| ELF32_R_TYPE (rel->r_info) == R_ARM_REL32)
|| ELF32_R_TYPE (rel->r_info) == R_ARM_REL32
|| ELF32_R_TYPE (rel->r_info) == R_ARM_TARGET1)
p->count += 1;
}
break;

6
bfd/elfarm-nabi.c
View File

@ -595,7 +595,7 @@ static reloc_howto_type elf32_arm_howto_table[] =
0x0ff00000, /* dst_mask */
FALSE), /* pcrel_offset */
HOWTO (R_ARM_RELABS32, /* type */
HOWTO (R_ARM_TARGET1, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
@ -603,7 +603,7 @@ static reloc_howto_type elf32_arm_howto_table[] =
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RELABS32", /* name */
"R_ARM_TARGET1", /* name */
FALSE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
@ -769,7 +769,7 @@ static const struct elf32_arm_reloc_map elf32_arm_reloc_map[] =
{BFD_RELOC_ARM_GOTPC, R_ARM_GOTPC},
{BFD_RELOC_ARM_GOT32, R_ARM_GOT32},
{BFD_RELOC_ARM_PLT32, R_ARM_PLT32},
{BFD_RELOC_ARM_RELABS32, R_ARM_RELABS32},
{BFD_RELOC_ARM_TARGET1, R_ARM_TARGET1},
{BFD_RELOC_ARM_ROSEGREL32, R_ARM_ROSEGREL32},
{BFD_RELOC_ARM_SBREL32, R_ARM_SBREL32}
};

2
bfd/libbfd.h
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@ -1134,7 +1134,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
"BFD_RELOC_ARM_RELATIVE",
"BFD_RELOC_ARM_GOTOFF",
"BFD_RELOC_ARM_GOTPC",
"BFD_RELOC_ARM_RELABS32",
"BFD_RELOC_ARM_TARGET1",
"BFD_RELOC_ARM_ROSEGREL32",
"BFD_RELOC_ARM_SBREL32",
"BFD_RELOC_SH_PCDISP8BY2",

2
bfd/reloc.c
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@ -2609,7 +2609,7 @@ ENUMDOC
These relocs are only used within the ARM assembler. They are not
(at present) written to any object files.
ENUM
BFD_RELOC_ARM_RELABS32
BFD_RELOC_ARM_TARGET1
ENUMDOC
Pc-relative or absolute relocation depending on target. Used for
entries in .init_array sections.

4
gas/ChangeLog
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@ -1,3 +1,7 @@
2004-09-13 Paul Brook <paul@codesourcery.com>
* config/tc-arm.c: Rename RELABS to TARGET1.
2004-09-13 Alan Modra <amodra@bigpond.net.au>
* messages.c (as_internal_value_out_of_range): Cast values passed

6
gas/config/tc-arm.c
View File

@ -12487,7 +12487,7 @@ md_apply_fix3 (fixP, valP, seg)
case BFD_RELOC_RVA:
case BFD_RELOC_32:
case BFD_RELOC_ARM_RELABS32:
case BFD_RELOC_ARM_TARGET1:
case BFD_RELOC_ARM_ROSEGREL32:
case BFD_RELOC_ARM_SBREL32:
if (fixP->fx_done || fixP->fx_pcrel)
@ -12777,7 +12777,7 @@ tc_gen_reloc (section, fixp)
case BFD_RELOC_ARM_GOT32:
case BFD_RELOC_ARM_GOTOFF:
case BFD_RELOC_ARM_PLT32:
case BFD_RELOC_ARM_RELABS32:
case BFD_RELOC_ARM_TARGET1:
case BFD_RELOC_ARM_ROSEGREL32:
case BFD_RELOC_ARM_SBREL32:
code = fixp->fx_r_type;
@ -14149,7 +14149,7 @@ arm_parse_reloc ()
/* ScottB: Jan 30, 1998 - Added support for parsing "var(PLT)"
branch instructions generated by GCC for PLT relocs. */
MAP ("(plt)", BFD_RELOC_ARM_PLT32),
MAP ("(relabs)", BFD_RELOC_ARM_RELABS32),
MAP ("(target1)", BFD_RELOC_ARM_TARGET1),
MAP ("(sbrel)", BFD_RELOC_ARM_SBREL32),
{ NULL, 0, BFD_RELOC_UNUSED }
#undef MAP

5
gas/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2004-09-13 Paul Brook <paul@codesourcery.com>
* gas/arm/pic.d: Rename RELABS to TARGET1.
* gas/arm/pic.s: Ditto.
2004-09-03 Tomer Levi <Tomer.Levi@nsc.com>
* gas/crx: New directory.

2
gas/testsuite/gas/arm/pic.d
View File

@ -15,5 +15,5 @@ Disassembly of section .text:
c: R_ARM_GOT32 sym
10: R_ARM_GOTOFF sym
14: R_ARM_GOTPC _GLOBAL_OFFSET_TABLE_
18: R_ARM_RELABS32 foo2
18: R_ARM_TARGET1 foo2
1c: R_ARM_SBREL32 foo3

2
gas/testsuite/gas/arm/pic.s
View File

@ -9,5 +9,5 @@
.word sym(GOTOFF)
1:
.word _GLOBAL_OFFSET_TABLE_ - 1b
.word foo2(RELABS)
.word foo2(TARGET1)
.word foo3(SBREL)

4
include/ChangeLog
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@ -1,3 +1,7 @@
2004-09-13 Paul Brook <paul@codesourcery.com>
* elf/arm.h: Rename RELABS to TARGET1.
2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ansidecl.h (ATTRIBUTE_SENTINEL): Define.

2
include/elf/arm.h
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@ -127,7 +127,7 @@ START_RELOC_NUMBERS (elf_arm_reloc_type)
RELOC_NUMBER (R_ARM_LDR_SBREL_11_0, 35)
RELOC_NUMBER (R_ARM_ALU_SBREL_19_12, 36)
RELOC_NUMBER (R_ARM_ALU_SBREL_27_20, 37)
RELOC_NUMBER (R_ARM_RELABS32, 38)
RELOC_NUMBER (R_ARM_TARGET1, 38)
RELOC_NUMBER (R_ARM_ROSEGREL32, 39)
RELOC_NUMBER (R_ARM_V4BX, 40)
RELOC_NUMBER (R_ARM_STKCHK, 41)

5
ld/ChangeLog
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@ -1,3 +1,8 @@
2004-09-13 Paul Brook <paul@codesourcery.com>
* emulparams/armsymbian.sh: Set TARGET1_IS_REL.
* emultempl/armelf.em: Use TARGET1_IS_REL. Add --target1-{rel,abs}.
2004-09-07 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated with autconfig 2.13.

1
ld/emulparams/armsymbian.sh
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@ -4,6 +4,7 @@ GENERATE_COMBRELOC_SCRIPT=1
OUTPUT_FORMAT="elf32-littlearm-symbian"
BIG_OUTPUT_FORMAT="elf32-bigarm-symbian"
LITTLE_OUTPUT_FORMAT="$OUTPUT_FORMAT"
TARGET1_IS_REL=1
# This value should match ELF_MAXPAGESIZE in BFD. Otherwise, elf.c
# will not place read-write sections in a separate ELF segment from

18
ld/emultempl/armelf.em
View File

@ -28,6 +28,7 @@ static int no_pipeline_knowledge = 0;
static char *thumb_entry_symbol = NULL;
static bfd *bfd_for_interwork;
static int byteswap_code = 0;
static int target1_is_rel = 0${TARGET1_IS_REL};
static void
gld${EMULATION_NAME}_before_parse (void)
@ -120,7 +121,8 @@ arm_elf_before_allocation (void)
{
if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, & link_info,
no_pipeline_knowledge,
byteswap_code))
byteswap_code,
target1_is_rel))
{
/* xgettext:c-format */
einfo (_("Errors encountered processing file %s"), is->filename);
@ -188,6 +190,8 @@ EOF
PARSE_AND_LIST_PROLOGUE='
#define OPTION_THUMB_ENTRY 301
#define OPTION_BE8 302
#define OPTION_TARGET1_REL 303
#define OPTION_TARGET1_ABS 304
'
PARSE_AND_LIST_SHORTOPTS=p
@ -196,12 +200,16 @@ PARSE_AND_LIST_LONGOPTS='
{ "no-pipeline-knowledge", no_argument, NULL, '\'p\''},
{ "thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
{ "be8", no_argument, NULL, OPTION_BE8},
{ "target1-rel", no_argument, NULL, OPTION_TARGET1_REL},
{ "target1-abs", no_argument, NULL, OPTION_TARGET1_ABS},
'
PARSE_AND_LIST_OPTIONS='
fprintf (file, _(" -p --no-pipeline-knowledge Stop the linker knowing about the pipeline length\n"));
fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
fprintf (file, _(" --be8 Oputput BE8 format image\n"));
fprintf (file, _(" --target1-rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n"));
fprintf (file, _(" --target1-abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n"));
'
PARSE_AND_LIST_ARGS_CASES='
@ -216,6 +224,14 @@ PARSE_AND_LIST_ARGS_CASES='
case OPTION_BE8:
byteswap_code = 1;
break;
case OPTION_TARGET1_REL:
target1_is_rel = 1;
break;
case OPTION_TARGET1_ABS:
target1_is_rel = 0;
break;
'
# We have our own after_open and before_allocation functions, but they call