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diff src/share/vm/opto/loopTransform.cpp @ 7637:b30b3c2a0cf2

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6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86 Summary: Use SSE4.2 and AVX2 instructions for encodeArray intrinsic. Reviewed-by: roland
author kvn
date Tue, 22 Jan 2013 15:34:16 -0800
parents 2aff40cb4703
children b5cb079ecaa4
line wrap: on
line diff
--- a/src/share/vm/opto/loopTransform.cpp	Tue Jan 22 11:31:25 2013 -0800
+++ b/src/share/vm/opto/loopTransform.cpp	Tue Jan 22 15:34:16 2013 -0800
@@ -613,6 +613,7 @@
       case Op_StrComp:
       case Op_StrEquals:
       case Op_StrIndexOf:
+      case Op_EncodeISOArray:
       case Op_AryEq: {
         return false;
       }
@@ -717,6 +718,7 @@
       case Op_StrComp:
       case Op_StrEquals:
       case Op_StrIndexOf:
+      case Op_EncodeISOArray:
       case Op_AryEq: {
         // Do not unroll a loop with String intrinsics code.
         // String intrinsics are large and have loops.