This is the mail archive of the glibc-cvs@sourceware.org mailing list for the glibc project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

GNU C Library master sources branch master updated. glibc-2.27.9000-593-g7fb6133

From: hjl at sourceware dot org
To: glibc-cvs at sourceware dot org
Date: 18 Jul 2018 15:01:33 -0000
Subject: GNU C Library master sources branch master updated. glibc-2.27.9000-593-g7fb6133

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "GNU C Library master sources".

The branch, master has been updated
       via  7fb613361cc4ca4bd929e89462ed99a3159232d6 (commit)
       via  0a899af097a987f02c223a7f1fb2348d5bfea76c (commit)
      from  177824e23274591dd549db0c0a4b569ee4ccd96b (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=7fb613361cc4ca4bd929e89462ed99a3159232d6

commit 7fb613361cc4ca4bd929e89462ed99a3159232d6
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Wed Jul 18 08:00:49 2018 -0700

    i386: Use _CET_NOTRACK in memcpy-ssse3.S
    
    	* sysdeps/i386/i686/multiarch/memcpy-ssse3.S
    	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
    	to jump table.

diff --git a/ChangeLog b/ChangeLog
index dd82ae8..322f484 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2018-07-18  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* sysdeps/i386/i686/multiarch/memcpy-ssse3.S
+	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
+	to jump table.
+
+2018-07-18  H.J. Lu  <hongjiu.lu@intel.com>
+
 	* sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
 	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
 	to jump table.
diff --git a/sysdeps/i386/i686/multiarch/memcpy-ssse3.S b/sysdeps/i386/i686/multiarch/memcpy-ssse3.S
index bb35c4c..5ead569 100644
--- a/sysdeps/i386/i686/multiarch/memcpy-ssse3.S
+++ b/sysdeps/i386/i686/multiarch/memcpy-ssse3.S
@@ -71,7 +71,7 @@
 	absolute	address.  */		\
 	addl	(%ebx, INDEX, SCALE), %ebx;		\
     /* We loaded the jump table.  Go.  */		\
-	jmp	*%ebx
+	_CET_NOTRACK jmp *%ebx
 # else
 
 #  define PARMS		4
@@ -85,7 +85,7 @@
 	jump table.  SCALE is the scale of INDEX. */
 
 #  define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE)		\
-	jmp	*TABLE(, INDEX, SCALE)
+	_CET_NOTRACK jmp *TABLE(, INDEX, SCALE)
 # endif
 
 	.section .text.ssse3,"ax",@progbits

http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=0a899af097a987f02c223a7f1fb2348d5bfea76c

commit 0a899af097a987f02c223a7f1fb2348d5bfea76c
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Wed Jul 18 07:59:54 2018 -0700

    i386: Use _CET_NOTRACK in memcpy-ssse3-rep.S
    
    	* sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
    	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
    	to jump table.
    	(BRANCH_TO_JMPTBL_ENTRY_TAIL): Likewise.

diff --git a/ChangeLog b/ChangeLog
index 5c2dd10..dd82ae8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2018-07-18  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
+	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
+	to jump table.
+	(BRANCH_TO_JMPTBL_ENTRY_TAIL): Likewise.
+
+2018-07-18  H.J. Lu  <hongjiu.lu@intel.com>
+
 	* sysdeps/i386/i686/multiarch/memcmp-sse4.S
 	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
 	to jump table.
diff --git a/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S b/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
index 287f1df..129310b 100644
--- a/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
+++ b/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
@@ -71,7 +71,7 @@
        absolute address.  */					\
     addl	(%ebx,INDEX,SCALE), %ebx;			\
     /* We loaded the jump table.  Go.  */			\
-    jmp		*%ebx
+    _CET_NOTRACK jmp *%ebx
 
 # define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE)			\
     addl	$(TABLE - .), %ebx
@@ -79,7 +79,7 @@
 # define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE)	\
     addl	(%ebx,INDEX,SCALE), %ebx;			\
     /* We loaded the jump table.  Go.  */			\
-    jmp		*%ebx
+    _CET_NOTRACK jmp *%ebx
 #else
 # define PARMS		4
 # define ENTRANCE
@@ -91,12 +91,12 @@
    absolute offsets.  INDEX is a register contains the index into the
    jump table.  SCALE is the scale of INDEX. */
 # define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE)		\
-    jmp		*TABLE(,INDEX,SCALE)
+    _CET_NOTRACK jmp *TABLE(,INDEX,SCALE)
 
 # define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE)
 
 # define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE)		\
-    jmp		*TABLE(,INDEX,SCALE)
+    _CET_NOTRACK jmp *TABLE(,INDEX,SCALE)
 #endif
 
 	.section .text.ssse3,"ax",@progbits

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

Summary of changes:
 ChangeLog                                      |   13 +++++++++++++
 sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S |    8 ++++----
 sysdeps/i386/i686/multiarch/memcpy-ssse3.S     |    4 ++--
 3 files changed, 19 insertions(+), 6 deletions(-)


hooks/post-receive
-- 
GNU C Library master sources

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]