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i386: Use _CET_NOTRACK in memcpy-ssse3.S

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* sysdeps/i386/i686/multiarch/memcpy-ssse3.S
	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
	to jump table.
This commit is contained in:
H.J. Lu 2018-07-18 08:00:49 -07:00
parent 0a899af097
commit 7fb613361c
2 changed files with 8 additions and 2 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
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

4
sysdeps/i386/i686/multiarch/memcpy-ssse3.S
View File

@ -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