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changeset 7416:a70c88896791

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8004713: Stackoverflowerror thrown when thread stack straddles 0x80000000 Summary: use unsigned comparison when checking for stack overflow Reviewed-by: kvn, twisti Contributed-by: paul.nauman@oracle.com
author kvn
date Thu, 13 Dec 2012 17:27:55 -0800
parents 0c535211ef13
children 1b1e16471e46
files src/cpu/sparc/vm/templateInterpreter_sparc.cpp
diffstat 1 files changed, 1 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/src/cpu/sparc/vm/templateInterpreter_sparc.cpp	Fri Dec 07 18:13:23 2012 -0800
+++ b/src/cpu/sparc/vm/templateInterpreter_sparc.cpp	Thu Dec 13 17:27:55 2012 -0800
@@ -434,7 +434,7 @@
 
   // the frame is greater than one page in size, so check against
   // the bottom of the stack
-  __ cmp_and_brx_short(SP, Rscratch, Assembler::greater, Assembler::pt, after_frame_check);
+  __ cmp_and_brx_short(SP, Rscratch, Assembler::greaterUnsigned, Assembler::pt, after_frame_check);
 
   // the stack will overflow, throw an exception