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i386: Use _CET_NOTRACK in strcpy-sse2.S

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* sysdeps/i386/i686/multiarch/strcpy-sse2.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 08:02:15 -07:00
parent 7fb613361c
commit f1574581c7
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/strcpy-sse2.S
(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
to jump table.
2018-07-18 H.J. Lu <hongjiu.lu@intel.com> 2018-07-18 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/i386/i686/multiarch/memcpy-ssse3.S * sysdeps/i386/i686/multiarch/memcpy-ssse3.S

4
sysdeps/i386/i686/multiarch/strcpy-sse2.S
View File

@ -65,7 +65,7 @@
absolute address. */ \ absolute address. */ \
addl (%ecx,INDEX,SCALE), %ecx; \ addl (%ecx,INDEX,SCALE), %ecx; \
/* We loaded the jump table and adjusted ECX. Go. */ \ /* We loaded the jump table and adjusted ECX. Go. */ \
jmp *%ecx _CET_NOTRACK jmp *%ecx
# else # else
# define JMPTBL(I, B) I # define JMPTBL(I, B) I
@ -74,7 +74,7 @@
jump table. SCALE is the scale of INDEX. */ jump table. SCALE is the scale of INDEX. */
# define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \ # define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \
jmp *TABLE(,INDEX,SCALE) _CET_NOTRACK jmp *TABLE(,INDEX,SCALE)
# endif # endif
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