Defect 6612732
Chuck Rasbold
Chuck.Rasbold at Sun.COM
Thu Nov 29 08:36:17 PST 2007
To reproduce the problem, have you tried using the flags "-client -Xcomp
-XX:CompileThreshold=100 -XX:UseSSE=1" ?
-- Chuck Rasbold
rgougol at email.sjsu.edu wrote:
> Thanks for all the feadbacks in advance. So I switched to this defect,
> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6612732 . The problem is
> basically that C1 computes Double.MAX_VALUE * Double.MAX_VALUE ==
> Double.POSITIVE_INFINITY incorrectably false which should be true. The defect
> is reproduced by invoking java -Xcomp -XX:UseSSE=1 . However this defect is not
> reproduced in mixed mode even if the problematic method contains a large loop
> and does get compiled?! Does it mean this defeat is extra complicated too? I
> thought I should catch the defect starting from the function
> LIRGenerator::do_ArithmeticOp_FPU(ArithmeticOp*) . However this function is
> catched by GDB after the compilation of the problematic method?! Would it be
> the right method to start tracing from?
>
> Sincerely,
>
> Nima Rouhollah Gougol
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