File 0011-crypto-aes-asm-aes-s390x.pl-add-CFI-annota... of Package openssl-1_1

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File 0011-crypto-aes-asm-aes-s390x.pl-add-CFI-annotations-KMA-.patch of Package openssl-1_1 (Revision d18cac399a4ab7357431737d5168cd69)

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From f34474dd00118128ed574e838895167efddf7359 Mon Sep 17 00:00:00 2001
From: Patrick Steuer <patrick.steuer@de.ibm.com>
Date: Tue, 14 Feb 2017 11:15:51 +0100
Subject: [PATCH 11/44] crypto/aes/asm/aes-s390x.pl: add CFI annotations (KMA
 code path).

Signed-off-by: Patrick Steuer <patrick.steuer@de.ibm.com>
---
 crypto/aes/asm/aes-s390x.pl | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/crypto/aes/asm/aes-s390x.pl b/crypto/aes/asm/aes-s390x.pl
index 750f61e87a..6cabdf5069 100644
--- a/crypto/aes/asm/aes-s390x.pl
+++ b/crypto/aes/asm/aes-s390x.pl
@@ -1392,6 +1392,7 @@ $code.=<<___;
 .type	AES_ctr32_encrypt,\@function
 .align	16
 AES_ctr32_encrypt:
+.cfi_startproc
 	xgr	%r3,%r4		# flip %r3 and %r4, $out and $len
 	xgr	%r4,%r3
 	xgr	%r3,%r4
@@ -1404,6 +1405,8 @@ $code.=<<___ if (!$softonly);
 	jl	.Lctr32_software
 
 	stm${g}	$s2,$s3,10*$SIZE_T($sp)
+	.cfi_rel_offset $s2,10*$SIZE_T
+	.cfi_rel_offset $s3,11*$SIZE_T
 	llgfr	$s2,%r0
 	larl	%r1,OPENSSL_s390xcap_P
 	llihh	%r0,0x8000	# check if kma supports the function code
@@ -1413,6 +1416,7 @@ $code.=<<___ if (!$softonly);
 	jz	.Lctr32_nokma
 
 	aghi	$sp,-112
+	.cfi_adjust_cfa_offset 112
 	lhi	%r1,0x0600
 	sllg	$len,$len,4
 	or	%r0,%r1		# set HS and LAAD flags
@@ -1429,7 +1433,10 @@ $code.=<<___ if (!$softonly);
 
 	xc	80(32,$sp),80($sp)	# wipe key copy
 	la	$sp,112($sp)
+	.cfi_adjust_cfa_offset -112
 	lm${g}	$s2,$s3,10*$SIZE_T($sp)
+	.cfi_restore $s2
+	.cfi_restore $s3
 	br	$ra
 
 .align	16
@@ -1594,6 +1601,7 @@ $code.=<<___;
 
 	lm${g}	%r6,$ra,6*$SIZE_T($sp)
 	br	$ra
+.cfi_endproc
 .size	AES_ctr32_encrypt,.-AES_ctr32_encrypt
 ___
 }
-- 
2.13.6

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