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diff src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp @ 2112:55f868e91c3b

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7010618: C1: array length should be treated at int on 64bit during array allocation Summary: Sign-extend the length argument during array allocation Reviewed-by: never, kvn
author iveresov
date Thu, 06 Jan 2011 16:03:20 -0800
parents 037c727f35fb
children 1b4e6a5d98e0
line wrap: on
line diff
--- a/src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp	Thu Dec 30 23:44:45 2010 -0800
+++ b/src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp	Thu Jan 06 16:03:20 2011 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -2358,6 +2358,8 @@
          op->tmp3()->as_register()  == G4 &&
          op->tmp4()->as_register()  == O1 &&
          op->klass()->as_register() == G5, "must be");
+
+  LP64_ONLY( __ signx(op->len()->as_register()); )
   if (UseSlowPath ||
       (!UseFastNewObjectArray && (op->type() == T_OBJECT || op->type() == T_ARRAY)) ||
       (!UseFastNewTypeArray   && (op->type() != T_OBJECT && op->type() != T_ARRAY))) {