2006-03-10 Paul Brook <paul@codesourcery.com>

bfd/
	* elf32-arm.c (INTERWORK_FLAG): Handle EABIv5.
	(elf32_arm_print_private_bfd_data): Ditto.
binutils/
	* readelf.c (decode_ARM_machine_flags):  Handle EABIv5.
gas/
	* config/tc-arm.c (md_begin): Handle EABIv5.
	(arm_eabis): Add EF_ARM_EABI_VER5.
	* doc/c-arm.texi: Document -meabi=5.
include/elf/
	* arm.h (EF_ARM_EABI_VER5): Define.
This commit is contained in:
Paul Brook 2006-03-10 17:20:30 +00:00
parent 0715c38784
commit 3a4a14e9ea
9 changed files with 55 additions and 6 deletions

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@ -1,3 +1,8 @@
2006-03-10 Paul Brook <paul@codesourcery.com>
* elf32-arm.c (INTERWORK_FLAG): Handle EABIv5.
(elf32_arm_print_private_bfd_data): Ditto.
2006-03-09 Paul Brook <paul@codesourcery.com>
* cpu-arm.c (bfd_is_arm_mapping_symbol_name): Recognise additional

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@ -1452,9 +1452,10 @@ elf32_arm_nabi_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
typedef unsigned long int insn32;
typedef unsigned short int insn16;
/* In lieu of proper flags, assume all EABIv4 objects are interworkable. */
/* In lieu of proper flags, assume all EABIv4 or later objects are
interworkable. */
#define INTERWORK_FLAG(abfd) \
(EF_ARM_EABI_VERSION (elf_elfheader (abfd)->e_flags) == EF_ARM_EABI_VER4 \
(EF_ARM_EABI_VERSION (elf_elfheader (abfd)->e_flags) >= EF_ARM_EABI_VER4 \
|| (elf_elfheader (abfd)->e_flags & EF_ARM_INTERWORK))
/* The linker script knows the section names for placement.
@ -5153,6 +5154,21 @@ elf32_arm_merge_eabi_attributes (bfd *ibfd, bfd *obfd)
return TRUE;
}
/* Return TRUE if the two EABI versions are incompatible. */
static bfd_boolean
elf32_arm_versions_compatible (unsigned iver, unsigned over)
{
/* v4 and v5 are the same spec before and after it was released,
so allow mixing them. */
if ((iver == EF_ARM_EABI_VER4 && over == EF_ARM_EABI_VER5)
|| (iver == EF_ARM_EABI_VER5 && over == EF_ARM_EABI_VER4))
return TRUE;
return (iver == over);
}
/* Merge backend specific data from an object file to the output
object file when linking. */
@ -5251,7 +5267,8 @@ elf32_arm_merge_private_bfd_data (bfd * ibfd, bfd * obfd)
}
/* Complain about various flag mismatches. */
if (EF_ARM_EABI_VERSION (in_flags) != EF_ARM_EABI_VERSION (out_flags))
if (!elf32_arm_versions_compatible (EF_ARM_EABI_VERSION (in_flags),
EF_ARM_EABI_VERSION (out_flags)))
{
_bfd_error_handler
(_("ERROR: Source object %B has EABI version %d, but target %B has EABI version %d"),
@ -5462,7 +5479,11 @@ elf32_arm_print_private_bfd_data (bfd *abfd, void * ptr)
case EF_ARM_EABI_VER4:
fprintf (file, _(" [Version4 EABI]"));
goto eabi;
case EF_ARM_EABI_VER5:
fprintf (file, _(" [Version5 EABI]"));
eabi:
if (flags & EF_ARM_BE8)
fprintf (file, _(" [BE8]"));

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@ -1,3 +1,7 @@
2006-03-10 Paul Brook <paul@codesourcery.com>
* readelf.c (decode_ARM_machine_flags): Handle EABIv5.
2006-03-10 Alan Modra <amodra@bigpond.net.au>
* dwarf.c (process_extended_line_op): Remove pointer_size param.

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@ -1793,6 +1793,11 @@ decode_ARM_machine_flags (unsigned e_flags, char buf[])
case EF_ARM_EABI_VER4:
strcat (buf, ", Version4 EABI");
goto eabi;
case EF_ARM_EABI_VER5:
strcat (buf, ", Version5 EABI");
eabi:
while (e_flags)
{
unsigned flag;

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@ -1,3 +1,9 @@
2006-03-10 Paul Brook <paul@codesourcery.com>
* config/tc-arm.c (md_begin): Handle EABIv5.
(arm_eabis): Add EF_ARM_EABI_VER5.
* doc/c-arm.texi: Document -meabi=5.
2006-03-10 Ben Elliston <bje@au.ibm.com>
* app.c (do_scrub_chars): Simplify string handling.

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@ -12851,6 +12851,7 @@ md_begin (void)
break;
case EF_ARM_EABI_VER4:
case EF_ARM_EABI_VER5:
/* No additional flags to set. */
break;
@ -13367,11 +13368,12 @@ static const struct arm_option_value_table arm_float_abis[] =
};
#ifdef OBJ_ELF
/* We only know how to output GNU and ver 4 (AAELF) formats. */
/* We only know how to output GNU and ver 4/5 (AAELF) formats. */
static const struct arm_option_value_table arm_eabis[] =
{
{"gnu", EF_ARM_EABI_UNKNOWN},
{"4", EF_ARM_EABI_VER4},
{"5", EF_ARM_EABI_VER5},
{NULL, 0}
};
#endif

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@ -255,9 +255,10 @@ and
This option specifies which EABI version the produced object files should
conform to.
The following values are recognised:
@code{gnu}
@code{gnu},
@code{4}
and
@code{4}.
@code{5}.
@cindex @code{-EB} command line option, ARM
@item -EB

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@ -1,3 +1,7 @@
2006-03-10 Paul Brook <paul@codesourcery.com>
* arm.h (EF_ARM_EABI_VER5): Define.
2006-03-06 Nathan Sidwell <nathan@codesourcery.com>
* m68k.h (EF_M68K_ISA_MASK, EF_M68K_ISA_A,

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@ -56,6 +56,7 @@
#define EF_ARM_EABI_VER2 0x02000000
#define EF_ARM_EABI_VER3 0x03000000
#define EF_ARM_EABI_VER4 0x04000000
#define EF_ARM_EABI_VER5 0x05000000
/* Local aliases for some flags to match names used by COFF port. */
#define F_INTERWORK EF_ARM_INTERWORK