[17/23] i386: Use _CET_NOTRACK in memcmp-sse4.S

Message ID 20180508204021.31845-18-hjl.tools@gmail.com
State New
Headers show
Series
  • CET: Prepare for CET enabling
Related show

Commit Message

H.J. Lu May 8, 2018, 8:40 p.m.
* sysdeps/i386/i686/multiarch/memcmp-sse4.S
	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
	to jump table.
---
 sysdeps/i386/i686/multiarch/memcmp-sse4.S | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/sysdeps/i386/i686/multiarch/memcmp-sse4.S b/sysdeps/i386/i686/multiarch/memcmp-sse4.S
index be37108987..bc2cb2729d 100644
--- a/sysdeps/i386/i686/multiarch/memcmp-sse4.S
+++ b/sysdeps/i386/i686/multiarch/memcmp-sse4.S
@@ -59,7 +59,7 @@ 
 	absolute	address.  */	\
 	addl	(%ebx,INDEX,SCALE), %ebx;	\
 /* We loaded the jump table and adjusted EDX/ESI. Go.  */	\
-	jmp	*%ebx
+	_CET_NOTRACK jmp *%ebx
 # else
 #  define JMPTBL(I, B)	I
 
@@ -67,7 +67,7 @@ 
 	jump	table with relative 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)
 # endif