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diff src/cpu/x86/vm/assembler_x86_64.hpp @ 71:3d62cb85208d

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6662967: Optimize I2D conversion on new x86 Summary: Use CVTDQ2PS and CVTDQ2PD for integer values conversions to float and double values on new AMD cpu. Reviewed-by: sgoldman, never
author kvn
date Wed, 19 Mar 2008 15:33:25 -0700
parents a61af66fc99e
children ba764ed4b6f2
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line diff
--- a/src/cpu/x86/vm/assembler_x86_64.hpp	Wed Mar 19 15:14:36 2008 -0700
+++ b/src/cpu/x86/vm/assembler_x86_64.hpp	Wed Mar 19 15:33:25 2008 -0700
@@ -922,6 +922,8 @@
   void cvttsd2siq(Register dst, XMMRegister src); // truncates
   void cvtss2sd(XMMRegister dst, XMMRegister src);
   void cvtsd2ss(XMMRegister dst, XMMRegister src);
+  void cvtdq2pd(XMMRegister dst, XMMRegister src);
+  void cvtdq2ps(XMMRegister dst, XMMRegister src);
 
   void pxor(XMMRegister dst, Address src);       // Xor Packed Byte Integer Values
   void pxor(XMMRegister dst, XMMRegister src);   // Xor Packed Byte Integer Values