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GNU C Library master sources branch master updated. glibc-2.18-244-g41bc5e0

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The branch, master has been updated
       via  41bc5e09352ca838e1787f3109dcf4b4ae85986a (commit)
       via  6d9b9a67af7f49151191a4c7c406ca6be89855ec (commit)
      from  66a9be9d58e83856e398fbb484e7f2637d7f100b (commit)

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=41bc5e09352ca838e1787f3109dcf4b4ae85986a

commit 41bc5e09352ca838e1787f3109dcf4b4ae85986a
Author: Will Newton <will.newton@linaro.org>
Date:   Wed Sep 25 10:17:28 2013 +0100

    ARM: Allow building __sigsetjmp as Thumb.
    
    Convert __sigsetjmp code to allow building as Thumb.
    
    ports/ChangeLog.arm:
    
    2013-10-04  Will Newton  <will.newton@linaro.org>
    
    	* sysdeps/arm/setjmp.S (NO_THUMB): Remove define.
    	(__sigsetjmp): Use Thumb supported instructions.

diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index 3f47d5e..6707d2e 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -5,6 +5,9 @@
 	* sysdeps/unix/sysv/linux/arm/____longjmp_chk.S (NO_THUMB):
 	Remove define.
 
+	* sysdeps/arm/setjmp.S (NO_THUMB): Remove define.
+	(__sigsetjmp): Use Thumb supported instructions.
+
 2013-10-03  Will Newton  <will.newton@linaro.org>
 
 	* sysdeps/arm/__longjmp.S (__longjmp): Demangle fp, sp
diff --git a/ports/sysdeps/arm/setjmp.S b/ports/sysdeps/arm/setjmp.S
index b38b919..fedd994 100644
--- a/ports/sysdeps/arm/setjmp.S
+++ b/ports/sysdeps/arm/setjmp.S
@@ -16,8 +16,6 @@
    License along with the GNU C Library.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
-/* ??? Needs more rearrangement for the STM to handle thumb mode.  */
-#define NO_THUMB
 #include <sysdep.h>
 #include <bits/setjmp.h>
 #include <rtld-global-offsets.h>
@@ -35,7 +33,8 @@ ENTRY (__sigsetjmp)
 	sfi_breg ip, \
 	stmia	\B!, JMP_BUF_REGLIST
 #ifdef PTR_MANGLE
-	PTR_MANGLE2 (a4, sp, a3)
+	mov	a4, sp
+	PTR_MANGLE2 (a4, a4, a3)
 	str	a4, [ip], #4
 	PTR_MANGLE2 (a4, lr, a3)
 	str	a4, [ip], #4

http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=6d9b9a67af7f49151191a4c7c406ca6be89855ec

commit 6d9b9a67af7f49151191a4c7c406ca6be89855ec
Author: Will Newton <will.newton@linaro.org>
Date:   Wed Sep 25 10:14:20 2013 +0100

    ARM: Allow building __longjmp as Thumb.
    
    Convert __longjmp code to allow building as Thumb.
    
    ports/ChangeLog.arm:
    
    2013-10-04  Will Newton  <will.newton@linaro.org>
    
    	* sysdeps/arm/__longjmp.S (NO_THUMB): Remove define.
    	(__longjmp): Use Thumb supported instructions.
    	* sysdeps/unix/sysv/linux/arm/____longjmp_chk.S (NO_THUMB):
    	Remove define.

diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index 0724dbd..3f47d5e 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -1,3 +1,10 @@
+2013-10-04  Will Newton  <will.newton@linaro.org>
+
+	* sysdeps/arm/__longjmp.S (NO_THUMB): Remove define.
+	(__longjmp): Use Thumb supported instructions.
+	* sysdeps/unix/sysv/linux/arm/____longjmp_chk.S (NO_THUMB):
+	Remove define.
+
 2013-10-03  Will Newton  <will.newton@linaro.org>
 
 	* sysdeps/arm/__longjmp.S (__longjmp): Demangle fp, sp
diff --git a/ports/sysdeps/arm/__longjmp.S b/ports/sysdeps/arm/__longjmp.S
index 2b1f7f4..894c121 100644
--- a/ports/sysdeps/arm/__longjmp.S
+++ b/ports/sysdeps/arm/__longjmp.S
@@ -16,8 +16,6 @@
    License along with the GNU C Library.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
-/* ??? Needs more rearrangement for the LDM to handle thumb mode.  */
-#define NO_THUMB
 #include <sysdep.h>
 #include <bits/setjmp.h>
 #include <rtld-global-offsets.h>
@@ -28,6 +26,7 @@
 ENTRY (__longjmp)
 	mov	ip, r0
 	movs	r0, r1		/* get the return value in place */
+	it	eq
 	moveq	r0, #1		/* can't let setjmp() return zero! */
 
 #ifdef CHECK_SP
@@ -44,7 +43,8 @@ ENTRY (__longjmp)
 #ifdef PTR_DEMANGLE
 	PTR_DEMANGLE (fp, a4, a3, a2)
 	ldr	a4, [ip], #4
-	PTR_DEMANGLE2 (sp, a4, a3)
+	PTR_DEMANGLE2 (a4, a4, a3)
+	mov	sp, a4
 	ldr	a4, [ip], #4
 	PTR_DEMANGLE2 (lr, a4, a3)
 #else
diff --git a/ports/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S b/ports/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S
index 6ee7a1a..6777ef6 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S
+++ b/ports/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S
@@ -15,8 +15,6 @@
    License along with the GNU C Library.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
-/* ??? Needs more rearrangement for the LDM to handle thumb mode.  */
-#define NO_THUMB
 #include <sysdep.h>
 
 	.section .rodata.str1.1,"aMS",%progbits,1

-----------------------------------------------------------------------

Summary of changes:
 ports/ChangeLog.arm                                |   10 ++++++++++
 ports/sysdeps/arm/__longjmp.S                      |    6 +++---
 ports/sysdeps/arm/setjmp.S                         |    5 ++---
 .../sysdeps/unix/sysv/linux/arm/____longjmp_chk.S  |    2 --
 4 files changed, 15 insertions(+), 8 deletions(-)


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