Align stack to 16 bytes when calling __errno_location

We should align stack to 16 bytes when calling __errno_location. [BZ #18661] * sysdeps/x86_64/fpu/s_cosf.S (__cosf): Align stack to 16 bytes when calling __errno_location. * sysdeps/x86_64/fpu/s_sincosf.S (__sincosf): Likewise. * sysdeps/x86_64/fpu/s_sinf.S (__sinf): Likewise.
git-mirror · Aug 5, 2015 · 72354ab · 72354ab
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commit 72354ab
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,11 @@
+2015-08-05  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #18661]
+	* sysdeps/x86_64/fpu/s_cosf.S (__cosf): Align stack to 16 bytes
+	when calling __errno_location.
+	* sysdeps/x86_64/fpu/s_sincosf.S (__sincosf): Likewise.
+	* sysdeps/x86_64/fpu/s_sinf.S (__sinf): Likewise.
+
 2015-08-05  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #18661]

diff --git a/NEWS b/NEWS
@@ -8,7 +8,7 @@ using `glibc' in the "product" field.
 Version 2.23
 
 * The following bugs are resolved with this release:
-  18265, 18525, 18647.
+  18265, 18525, 18647, 18661.
 
 Version 2.22
 

diff --git a/sysdeps/x86_64/fpu/s_cosf.S b/sysdeps/x86_64/fpu/s_cosf.S
@@ -310,8 +310,14 @@ L(arg_inf_or_nan):
 	/* Here if |x| is Inf or NAN */
 	jne	L(skip_errno_setting)	/* in case of x is NaN */
 
+	/* Align stack to 16 bytes.  */
+	subq	$8, %rsp
+	cfi_adjust_cfa_offset (8)
 	/* Here if x is Inf. Set errno to EDOM.  */
 	call	JUMPTARGET(__errno_location)
+	addq	$8, %rsp
+	cfi_adjust_cfa_offset (-8)
+
 	movl	$EDOM, (%rax)
 
 	.p2align	4

diff --git a/sysdeps/x86_64/fpu/s_sincosf.S b/sysdeps/x86_64/fpu/s_sincosf.S
@@ -354,8 +354,14 @@ L(arg_inf_or_nan):
 	/* Here if |x| is Inf or NAN */
 	jne	L(skip_errno_setting)	/* in case of x is NaN */
 
+	/* Align stack to 16 bytes.  */
+	subq	$8, %rsp
+	cfi_adjust_cfa_offset (8)
 	/* Here if x is Inf. Set errno to EDOM.  */
 	call	JUMPTARGET(__errno_location)
+	addq	$8, %rsp
+	cfi_adjust_cfa_offset (-8)
+
 	movl	$EDOM, (%rax)
 
 	.p2align	4

diff --git a/sysdeps/x86_64/fpu/s_sinf.S b/sysdeps/x86_64/fpu/s_sinf.S
@@ -336,8 +336,14 @@ L(arg_inf_or_nan):
 	/* Here if |x| is Inf or NAN */
 	jne	L(skip_errno_setting)	/* in case of x is NaN */
 
+	/* Align stack to 16 bytes.  */
+	subq	$8, %rsp
+	cfi_adjust_cfa_offset (8)
 	/* Here if x is Inf. Set errno to EDOM.  */
 	call	JUMPTARGET(__errno_location)
+	addq	$8, %rsp
+	cfi_adjust_cfa_offset (-8)
+
 	movl	$EDOM, (%rax)
 
 	.p2align	4