From 77a8ae0948e651a4c121a806c1eb8ab33a7d7e77 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 18 Jul 2018 08:04:04 -0700 Subject: i386: Use _CET_NOTRACK in memset-sse2-rep.S * sysdeps/i386/i686/multiarch/memset-sse2-rep.S (BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump to jump table. --- ChangeLog | 6 ++++++ sysdeps/i386/i686/multiarch/memset-sse2-rep.S | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index 475000e54d..b594059f94 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2018-07-18 H.J. Lu + + * sysdeps/i386/i686/multiarch/memset-sse2-rep.S + (BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump + to jump table. + 2018-07-18 H.J. Lu * sysdeps/i386/i686/multiarch/strcat-sse2.S diff --git a/sysdeps/i386/i686/multiarch/memset-sse2-rep.S b/sysdeps/i386/i686/multiarch/memset-sse2-rep.S index 9d6648b5ce..8732aac0b9 100644 --- a/sysdeps/i386/i686/multiarch/memset-sse2-rep.S +++ b/sysdeps/i386/i686/multiarch/memset-sse2-rep.S @@ -63,7 +63,7 @@ add (%ebx,%ecx,4), %ebx; \ add %ecx, %edx; \ /* We loaded the jump table and adjusted EDX. Go. */ \ - jmp *%ebx + _CET_NOTRACK jmp *%ebx #else # define ENTRANCE # define RETURN_END ret @@ -75,7 +75,7 @@ absolute offsets. */ # define BRANCH_TO_JMPTBL_ENTRY(TABLE) \ add %ecx, %edx; \ - jmp *TABLE(,%ecx,4) + _CET_NOTRACK jmp *TABLE(,%ecx,4) #endif .section .text.sse2,"ax",@progbits -- cgit v1.2.3