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authorH.J. Lu <hjl.tools@gmail.com>2018-07-24 05:11:59 -0700
committerH.J. Lu <hjl.tools@gmail.com>2018-07-24 05:12:14 -0700
commitca027e0f62789a0958b69dac4133616a90de6f7c (patch)
tree3302d607d1ffbd1f957439b66847e809b71d558b /sysdeps
parentb99f1c957d37e6c5dfce2fee7bff17e5a09ce400 (diff)
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x86-64: Add endbr64 to tst-quadmod[12].S
Add endbr64 to tst-quadmod1.S and tst-quadmod2.S so that func and foo can be called indirectly. Reviewed-by: Carlos O'Donell <carlos@redhat.com> * sysdeps/x86_64/tst-quadmod1.S (func): Add endbr64 if IBT is enabled. (foo): Likewise. * sysdeps/x86_64/tst-quadmod2.S (func) : Likewise. (foo): Likewise.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/x86_64/tst-quadmod1.S6
-rw-r--r--sysdeps/x86_64/tst-quadmod2.S6
2 files changed, 12 insertions, 0 deletions
diff --git a/sysdeps/x86_64/tst-quadmod1.S b/sysdeps/x86_64/tst-quadmod1.S
index 26f2f1b599..c60f9dc89d 100644
--- a/sysdeps/x86_64/tst-quadmod1.S
+++ b/sysdeps/x86_64/tst-quadmod1.S
@@ -28,6 +28,9 @@
.type func, @function
func:
.cfi_startproc
+#if defined __CET__ && (__CET__ & 1) != 0
+ endbr64
+#endif
xorl %edi, %edi
jmp exit@PLT
.cfi_endproc
@@ -37,6 +40,9 @@ func:
foo:
.cfi_startproc
.cfi_def_cfa_register 6
+#if defined __CET__ && (__CET__ & 1) != 0
+ endbr64
+#endif
movq .Ljmp(%rip), %rax
subq $BIAS, %rax
jmp *%rax
diff --git a/sysdeps/x86_64/tst-quadmod2.S b/sysdeps/x86_64/tst-quadmod2.S
index e923adf672..af03444d4f 100644
--- a/sysdeps/x86_64/tst-quadmod2.S
+++ b/sysdeps/x86_64/tst-quadmod2.S
@@ -27,6 +27,9 @@
.type func, @function
func:
.cfi_startproc
+#if defined __CET__ && (__CET__ & 1) != 0
+ endbr64
+#endif
xorl %edi, %edi
jmp exit@PLT
.cfi_endproc
@@ -36,6 +39,9 @@ func:
foo:
.cfi_startproc
.cfi_def_cfa_register 6
+#if defined __CET__ && (__CET__ & 1) != 0
+ endbr64
+#endif
movq .Ljmp(%rip), %rax
subq $BIAS, %rax
jmp *%rax