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path: root/openssl/crypto/aes/asm/vpaes-x86.pl
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Diffstat (limited to 'openssl/crypto/aes/asm/vpaes-x86.pl')
-rw-r--r--openssl/crypto/aes/asm/vpaes-x86.pl4
1 files changed, 3 insertions, 1 deletions
diff --git a/openssl/crypto/aes/asm/vpaes-x86.pl b/openssl/crypto/aes/asm/vpaes-x86.pl
index 84a6f6d33..1533e2c30 100644
--- a/openssl/crypto/aes/asm/vpaes-x86.pl
+++ b/openssl/crypto/aes/asm/vpaes-x86.pl
@@ -843,6 +843,8 @@ $k_dsbo=0x2c0; # decryption sbox final output
&mov ($out,&wparam(1)); # out
&mov ($round,&wparam(2)); # len
&mov ($key,&wparam(3)); # key
+ &sub ($round,16);
+ &jc (&label("cbc_abort"));
&lea ($base,&DWP(-56,"esp"));
&mov ($const,&wparam(4)); # ivp
&and ($base,-16);
@@ -853,7 +855,6 @@ $k_dsbo=0x2c0; # decryption sbox final output
&mov (&DWP(48,"esp"),$base);
&mov (&DWP(0,"esp"),$out); # save out
- &sub ($round,16);
&mov (&DWP(4,"esp"),$key) # save key
&mov (&DWP(8,"esp"),$const); # save ivp
&mov ($out,$round); # $out works as $len
@@ -896,6 +897,7 @@ $k_dsbo=0x2c0; # decryption sbox final output
&mov ($base,&DWP(8,"esp")); # restore ivp
&mov ("esp",&DWP(48,"esp"));
&movdqu (&QWP(0,$base),"xmm1"); # write IV
+&set_label("cbc_abort");
&function_end("${PREFIX}_cbc_encrypt");
&asm_finish();