Request for reviews (S): 6912517: JIT bug compiles out (and stops running) code that needs to be run. Causes NPE.
Thomas.Rodriguez at Sun.COM
Thu Jan 7 11:50:22 PST 2010
On Jan 6, 2010, at 7:43 PM, Vladimir Kozlov wrote:
> Fixed 6912517: JIT bug compiles out (and stops running) code that needs to be run. Causes NPE.
> Block::implicit_null_check() does not check that the value
> is used in memory expression in instructions with embedded
> memory load. In the bug case the instruction was:
> CmpP val,(tls+off)
> Add the missing check.
> Add regression test.
> Reviewed by:
> Fix verified (y/n): y, test
> Other testing:
> JPRT, CTW
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