RFR(S) 8028595 : WhiteBox API for stress testing of TieredCompilation
vladimir.kozlov at oracle.com
Tue Dec 2 21:54:50 UTC 2014
On 12/2/14 1:32 AM, Igor Ignatyev wrote:
> I need Unsafe.getCompiler for DeoptimizeFramesTest, because in
> 'non-makeNotEntrant' case, there's no way to determine if the method was
I don't understand how you check that in the test.
If you only want to check if method was deoptimized you can check
I don't like extending Unsafe API for just this test.
> On 12/02/2014 04:54 AM, Vladimir Kozlov wrote:
>> Why you need new Unsafe.getCompiler()?
>> On 11/27/14 2:14 PM, Igor Ignatyev wrote:
>>> 220 lines changed: 212 ins; 8 del; 0 mod;
>>> 4 lines changed: 4 ins; 0 del; 0 mod;
>>> Hi all,
>>> please review the patch which adds
>>> - a new whitebox method 'deoptimizeFrames' which deoptimizes methods
>>> which are currently on stack
>>> - Unsafe.getCompiler methodhotspot-compiler-dev at openjdk.java.net which
>>> returns 0, 1, 2 if it is interpreted, compiled by c1, c2 accordingly.
>>> jbs: https://bugs.openjdk.java.net/browse/JDK-8028595
>>> testing: jprt + new added test
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