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GNU C Library master sources branch master updated. glibc-2.17-756-g6e445a3
- From: mshawcroft at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 4 Jun 2013 09:14:05 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.17-756-g6e445a3
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http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=6e445a3d2bdf152ebf57d1c92bfea1828e070743
commit 6e445a3d2bdf152ebf57d1c92bfea1828e070743
Author: Marcus Shawcroft <marcus.shawcroft@linaro.org>
Date: Tue Jun 4 10:05:08 2013 +0100
[AArch64] Ensure getcontext() initializes PSTATE.
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64
index 46def45..382ecdb 100644
--- a/ports/ChangeLog.aarch64
+++ b/ports/ChangeLog.aarch64
@@ -1,3 +1,9 @@
+2013-06-04 Marcus Shawcroft <marcus.shawcroft@linaro.org>
+
+ * sysdeps/unix/sysv/linux/aarch64/getcontext.S (__getcontext):
+ Initialize pstate.
+ * sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym (oPSTATE): Define.
+
2013-05-29 Siddhesh Poyarekar <siddhesh@redhat.com>
[BZ #15465]
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S b/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S
index eea6867..c370957 100644
--- a/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S
@@ -53,6 +53,10 @@ ENTRY(__getcontext)
mov x2, sp
str x2, [x0, oSP]
+ /* Initialize the pstate. */
+ mov x3, #0
+ str x3, [x0, oPSTATE]
+
/* Figure out where to place the first context extension
block. */
add x2, x0, #oEXTENSION
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym b/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym
index 1afff78..ab3930c 100644
--- a/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym
@@ -37,6 +37,7 @@ STACK_FLAGS stack (ss_flags)
oX0 mcontext (regs)
oSP mcontext (sp)
oPC mcontext (pc)
+oPSTATE mcontext (pstate)
oEXTENSION mcontext (__reserved)
#define fpsimd_context(member) offsetof (struct fpsimd_context, member)
-----------------------------------------------------------------------
Summary of changes:
ports/ChangeLog.aarch64 | 6 ++++++
ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S | 4 ++++
.../sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym | 1 +
3 files changed, 11 insertions(+), 0 deletions(-)
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