X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/2921991916ba2362d054111a0d041ff170c899c1..b9b279b4105524d5d4e5dcd389141645d904aa0c:/symm/rijndael-x86ish-aesni.S

diff --git a/symm/rijndael-x86ish-aesni.S b/symm/rijndael-x86ish-aesni.S
index e556aa53..a7a1ece3 100644
--- a/symm/rijndael-x86ish-aesni.S
+++ b/symm/rijndael-x86ish-aesni.S
@@ -61,6 +61,12 @@
 ///--------------------------------------------------------------------------
 /// Key setup.
 
+FUNC(rijndael_setup_x86ish_aesni_avx)
+	vzeroupper		      // avoid penalty on `legacy' XMM access
+  endprologue
+	// and drop through...
+ENDFUNC
+
 FUNC(rijndael_setup_x86ish_aesni)
 
 #define SI WHOLE(si)
@@ -365,6 +371,12 @@ ENDFUNC
 /// Encrypting and decrypting blocks.
 
 .macro	encdec	op, aes, koff
+  FUNC(rijndael_\op\()_x86ish_aesni_avx)
+	vzeroupper			// avoid XMM penalties
+  endprologue
+	// and drop through...
+  ENDFUNC
+
   FUNC(rijndael_\op\()_x86ish_aesni)
 
 #if CPUFAM_X86