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[PATCH][AARCH64][2.19] Backporting "End frame record chain correctly"
- From: Renlin Li <renlin dot li at arm dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Cc: marcus Shawcroft <Marcus dot Shawcroft at arm dot com>
- Date: Tue, 11 Nov 2014 14:07:17 +0000
- Subject: [PATCH][AARCH64][2.19] Backporting "End frame record chain correctly"
- Authentication-results: sourceware.org; auth=none
Hi all,
This is a backport for branch/release/2.19/master of the patch "End
frame record chain correctly" posted in:
https://sourceware.org/ml/libc-alpha/2014-11/msg00167.html
aarch64-none-linux-gnu target has been tested on the model. No new issues.
Okay to commit?
ChangeLog:
2014-11-11 Renlin Li <Renlin.Li@arm.com>
[BZ #17555]
* ports/sysdeps/aarch64/start.S (_start): Delete x29 overwritten
assignment.
diff --git a/NEWS b/NEWS
index 4e722f7..d74f4a6 100644
--- a/NEWS
+++ b/NEWS
@@ -10,7 +10,7 @@ Version 2.19.1
* The following bugs are resolved with this release:
15946, 16545, 16574, 16623, 16695, 16878, 16882, 16885, 16916, 16932,
- 16943, 16958, 17048, 17069, 17137, 17263, 17325.
+ 16943, 16958, 17048, 17069, 17137, 17263, 17325, 17555.
* Reverted change of ABI data structures for s390 and s390x:
On s390 and s390x the size of struct ucontext and jmp_buf was increased in
diff --git a/ports/sysdeps/aarch64/start.S b/ports/sysdeps/aarch64/start.S
index 35d603a..69b45ea 100644
--- a/ports/sysdeps/aarch64/start.S
+++ b/ports/sysdeps/aarch64/start.S
@@ -47,7 +47,6 @@ _start:
/* Create an initial frame with 0 LR and FP */
mov x29, #0
mov x30, #0
- mov x29, sp
/* Setup rtld_fini in argument register */
mov x5, x0