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authorNick Clifton <nickc@redhat.com>2011-11-02 11:13:59 +0000
committerNick Clifton <nickc@redhat.com>2011-11-02 11:13:59 +0000
commit3da1d841a1e0a8d5dcc6d41176c65ee7698982c8 (patch)
tree0499cff16a3db45a2afd99af16a607e4d6829495 /gas
parent89e208dbfed1fcf441e60fd0af51094c34188da6 (diff)
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* config/tc-arm.c (md_begin): Remove ARM_PLT32 reloc associated
with the (PLT) instruction suffix when operating in eabi mode. * doc/c-arm.texi (ARM_Relocations): Extend description of (PLT) suffix. * gas/arm/pic.d: Update expected output.
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog7
-rw-r--r--gas/config/tc-arm.c15
-rw-r--r--gas/doc/c-arm.texi6
-rw-r--r--gas/testsuite/ChangeLog4
-rw-r--r--gas/testsuite/gas/arm/pic.d2
5 files changed, 28 insertions, 6 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 9036a16..4778540 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2011-11-02 Nick Clifton <nickc@redhat.com>
+
+ * config/tc-arm.c (md_begin): Remove ARM_PLT32 reloc associated
+ with the (PLT) instruction suffix when operating in eabi mode.
+ * doc/c-arm.texi (ARM_Relocations): Extend description of (PLT)
+ suffix.
+
2011-11-01 DJ Delorie <dj@redhat.com>
* Makefile.am (TARGET_CPU_CFILES): Add tc-rl78.c.
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 3871164..2ebb336 100644
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -32,7 +32,7 @@
#include "safe-ctype.h"
#include "subsegs.h"
#include "obstack.h"
-
+#include "libiberty.h"
#include "opcode/arm.h"
#ifdef OBJ_ELF
@@ -2054,6 +2054,7 @@ parse_neon_el_struct_list (char **str, unsigned *pbase,
arm_reloc_hsh contains no entries, so this function can only
succeed if there is no () after the word. Returns -1 on error,
BFD_RELOC_UNUSED if there wasn't any suffix. */
+
static int
parse_reloc (char **str)
{
@@ -22420,8 +22421,16 @@ md_begin (void)
hash_insert (arm_barrier_opt_hsh, barrier_opt_names[i].template_name,
(void *) (barrier_opt_names + i));
#ifdef OBJ_ELF
- for (i = 0; i < sizeof (reloc_names) / sizeof (struct reloc_entry); i++)
- hash_insert (arm_reloc_hsh, reloc_names[i].name, (void *) (reloc_names + i));
+ for (i = 0; i < ARRAY_SIZE (reloc_names); i++)
+ {
+ struct reloc_entry * entry = reloc_names + i;
+
+ if (arm_is_eabi() && entry->reloc == BFD_RELOC_ARM_PLT32)
+ /* This makes encode_branch() use the EABI versions of this relocation. */
+ entry->reloc = BFD_RELOC_UNUSED;
+
+ hash_insert (arm_reloc_hsh, entry->name, (void *) entry);
+ }
#endif
set_constant_flonums ();
diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
index 131f6ab..e4c779d 100644
--- a/gas/doc/c-arm.texi
+++ b/gas/doc/c-arm.texi
@@ -493,8 +493,10 @@ and
@code{TPOFF}.
For compatibility with older toolchains the assembler also accepts
-@code{(PLT)} after branch targets. This will generate the deprecated
-@samp{R_ARM_PLT32} relocation.
+@code{(PLT)} after branch targets. On legacy targets this will
+generate the deprecated @samp{R_ARM_PLT32} relocation. On EABI
+targets it will encode either the @samp{R_ARM_CALL} or
+@samp{R_ARM_JUMP24} relocation, as appropriate.
@cindex MOVW and MOVT relocations, ARM
Relocations for @samp{MOVW} and @samp{MOVT} instructions can be generated
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 2210cf5..3143609 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2011-11-02 Nick Clifton <nickc@redhat.com>
+
+ * gas/arm/pic.d: Update expected output.
+
2011-10-25 Joern Rennecke <joern.rennecke@embecosm.com>
* gas/epiphany: New directory.
diff --git a/gas/testsuite/gas/arm/pic.d b/gas/testsuite/gas/arm/pic.d
index f5232a3..ac2a65d 100644
--- a/gas/testsuite/gas/arm/pic.d
+++ b/gas/testsuite/gas/arm/pic.d
@@ -13,7 +13,7 @@ Disassembly of section .text:
00+0 <[^>]*> eb...... bl 00+. <[^>]*>
0: R_ARM_(PC24|CALL) foo.*
00+4 <[^>]*> eb...... bl 0[0123456789abcdef]+ <[^>]*>
- 4: R_ARM_PLT32 foo
+ 4: R_ARM_(PLT32|CALL) foo
\.\.\.
8: R_ARM_ABS32 sym
c: R_ARM_GOT32 sym