diff options
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf32-arm.c | 27 | ||||
| -rw-r--r-- | include/elf/ChangeLog | 4 | ||||
| -rw-r--r-- | include/elf/arm.h | 1 |
4 files changed, 34 insertions, 3 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 4166c678b52..ac78ad60046 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -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 diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c index 21f17f07a62..784160a2634 100644 --- a/bfd/elf32-arm.c +++ b/bfd/elf32-arm.c @@ -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]")); diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog index 3270871cd29..5367181a497 100644 --- a/include/elf/ChangeLog +++ b/include/elf/ChangeLog @@ -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, diff --git a/include/elf/arm.h b/include/elf/arm.h index 9ad04205c64..8311c131c99 100644 --- a/include/elf/arm.h +++ b/include/elf/arm.h @@ -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 |