[AArch64] Remove padding before stub sections.

Lower stub alignment from 8 to 4 bytes thus removing padding between
input section content and stub section content.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9c3d5bd..6642b4b 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,4 +1,4 @@
-2015-03-24  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+2015-03-25  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 
        * elfnn-aarch64.c (_bfd_aarch64_erratum_835769_scan):
        Update erratum count.

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 22e523f..3a5edf2 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2015-03-24  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+       * emultempl/aarch64elf.em (_aarch64_add_stub_section): Set section
+       alignment to 2.
+
 2015-03-23  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 
        * emultempl/aarch64elf.em

diff --git a/ld/emultempl/aarch64elf.em b/ld/emultempl/aarch64elf.em
index dcd4ec1..75f04a7 100644 (file)
--- a/ld/emultempl/aarch64elf.em
+++ b/ld/emultempl/aarch64elf.em
@@ -170,7 +170,7 @@ elf${ELFSIZE}_aarch64_add_stub_section (const char *stub_sec_name,
   if (stub_sec == NULL)
     goto err_ret;
 
-  bfd_set_section_alignment (stub_file->the_bfd, stub_sec, 3);
+  bfd_set_section_alignment (stub_file->the_bfd, stub_sec, 2);
 
   output_section = input_section->output_section;
   os = lang_output_section_get (output_section);

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index 8eef67e..b29e53d 100644 (file)
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-03-25  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+       * ld-aarch64/erratum835769.d: Adjust for removal of padding before
+       835769 workaround stubs.
+
 2015-03-25  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 
        * ld-gc/all-debug-sections.d: New file.

diff --git a/ld/testsuite/ld-aarch64/erratum835769.d b/ld/testsuite/ld-aarch64/erratum835769.d
index a040236..1ff8d05 100644 (file)
--- a/ld/testsuite/ld-aarch64/erratum835769.d
+++ b/ld/testsuite/ld-aarch64/erratum835769.d
@@ -32,7 +32,6 @@ Disassembly of section .text:
 [ \t0-9a-f]+:[ \t0-9a-z]+[ \t]+b[ \t]+[0-9a-f]+ <__erratum_835769_veneer_2>
 [ \t0-9a-f]+:[ \t]+aa0503e0[ \t]+mov[ \t]+x0, x5
 [ \t0-9a-f]+:[ \t]+d65f03c0[ \t]+ret
-[ \t0-9a-f]+:[ \t]+00000000[ \t]+.inst[ \t]+0x00000000 ; undefined
 
 [0-9a-f]+ <__erratum_835769_veneer_2>:
 [ \t0-9a-f]+:[ \t]+9b031885[ \t]+madd[ \t]+x5, x4, x3, x6