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[binutils-gdb] [AArch64] Remove padding before stub sections.
- From: Marcus Shawcroft <mshawcroft at sourceware dot org>
- To: bfd-cvs at sourceware dot org
- Date: 25 Mar 2015 15:25:03 -0000
- Subject: [binutils-gdb] [AArch64] Remove padding before stub sections.
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=d9ced15d6ea875aadd3e7395990eb37319454d71
commit d9ced15d6ea875aadd3e7395990eb37319454d71
Author: Marcus Shawcroft <marcus.shawcroft@gmail.com>
Date: Sun Mar 22 07:48:07 2015 +0000
[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:
---
bfd/ChangeLog | 2 +-
ld/ChangeLog | 5 +++++
ld/emultempl/aarch64elf.em | 2 +-
ld/testsuite/ChangeLog | 5 +++++
ld/testsuite/ld-aarch64/erratum835769.d | 1 -
5 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9c3d5bd..6642b4b 100644
--- 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
--- 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
--- 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
--- 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..1ff8d057 100644
--- 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