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| author | Paul Brook <paul@codesourcery.com> | 2006-10-26 19:44:34 +0000 |
|---|---|---|
| committer | Paul Brook <paul@codesourcery.com> | 2006-10-26 19:44:34 +0000 |
| commit | 329b924edc89385756cd16ec7ba499d05a0d1527 (patch) | |
| tree | bb19a06260ab3c4a1681f7cdad05418ce5ec3550 | |
| parent | 969674da0df6a8242d0261412de8fbfee77ae432 (diff) | |
| download | binutils-redhat-329b924edc89385756cd16ec7ba499d05a0d1527.tar.gz | |
2006-10-26 Paul Brook <paul@codesourcery.com>
gas/
* config/tc-arm.c (arm_is_eabi): New function.
* config/tc-arm.h (arm_is_eabi): New prototype.
(THUMB_IS_FUNC): Use ELF function type for EABI objects.
* doc/c-arm.texi (.thumb_func): Update documentation.
| -rw-r--r-- | ChangeLog.csl | 8 | ||||
| -rw-r--r-- | gas/config/tc-arm.c | 6 | ||||
| -rw-r--r-- | gas/config/tc-arm.h | 13 | ||||
| -rw-r--r-- | gas/doc/c-arm.texi | 3 |
4 files changed, 30 insertions, 0 deletions
diff --git a/ChangeLog.csl b/ChangeLog.csl index 98e6ccf140..1d464111e5 100644 --- a/ChangeLog.csl +++ b/ChangeLog.csl @@ -1,5 +1,13 @@ 2006-10-26 Paul Brook <paul@codesourcery.com> + gas/ + * config/tc-arm.c (arm_is_eabi): New function. + * config/tc-arm.h (arm_is_eabi): New prototype. + (THUMB_IS_FUNC): Use ELF function type for EABI objects. + * doc/c-arm.texi (.thumb_func): Update documentation. + +2006-10-26 Paul Brook <paul@codesourcery.com> + binutils/ * objdump.c (disassemble_section): Set info->symtab_pos. (disassemble_data): Set info->symtab and info->symtab_size. diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index 7ef1e7bb9e..1105590e77 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -238,6 +238,12 @@ static int meabi_flags = EABI_DEFAULT; # else static int meabi_flags = EF_ARM_EABI_UNKNOWN; # endif + +bfd_boolean +arm_is_eabi(void) +{ + return (EF_ARM_EABI_VERSION (meabi_flags) >= EF_ARM_EABI_VER4); +} #endif #ifdef OBJ_ELF diff --git a/gas/config/tc-arm.h b/gas/config/tc-arm.h index f2615770c4..31d15bfc78 100644 --- a/gas/config/tc-arm.h +++ b/gas/config/tc-arm.h @@ -98,6 +98,7 @@ extern int arm_optimize_expr (expressionS *, operatorT, expressionS *); #ifdef OBJ_ELF #define md_end arm_md_end extern void arm_md_end (void); +bfd_boolean arm_is_eabi (void); #endif /* NOTE: The fake label creation in stabs.c:s_stab_generic() has @@ -120,7 +121,19 @@ extern void arm_md_end (void); #define ARM_IS_THUMB(s) (ARM_GET_FLAG (s) & ARM_FLAG_THUMB) #define ARM_IS_INTERWORK(s) (ARM_GET_FLAG (s) & ARM_FLAG_INTERWORK) +#ifdef OBJ_ELF + +/* For ELF objects THUMB_IS_FUNC is inferred from + ARM_IS_TUMB and the function type. */ +#define THUMB_IS_FUNC(s) \ + ((arm_is_eabi () \ + && (ARM_IS_THUMB (s)) \ + && (symbol_get_bfdsym (s)->flags & BSF_FUNCTION)) \ + || (ARM_GET_FLAG (s) & THUMB_FLAG_FUNC)) + +#else #define THUMB_IS_FUNC(s) (ARM_GET_FLAG (s) & THUMB_FLAG_FUNC) +#endif #define ARM_SET_THUMB(s,t) ((t) ? ARM_SET_FLAG (s, ARM_FLAG_THUMB) : ARM_RESET_FLAG (s, ARM_FLAG_THUMB)) #define ARM_SET_INTERWORK(s,t) ((t) ? ARM_SET_FLAG (s, ARM_FLAG_INTERWORK) : ARM_RESET_FLAG (s, ARM_FLAG_INTERWORK)) diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi index d9a65aa8eb..fd7417983b 100644 --- a/gas/doc/c-arm.texi +++ b/gas/doc/c-arm.texi @@ -458,6 +458,9 @@ between Arm and Thumb instructions and should be used even if interworking is not going to be performed. The presence of this directive also implies @code{.thumb} +This directive is not neccessary when generating EABI objects. On these +targets the encoding is implicit when generating Thumb code. + @cindex @code{thumb_set} directive, ARM @item .thumb_set This performs the equivalent of a @code{.set} directive in that it |