RFR (S) 8038633: crash in VM_Version::get_processor_features() on startup

[Vladimir Kozlov]

On 3/29/14 3:38 AM, Igor Ignatyev wrote:
> Vladimir,
>
>> + #ifndef TARGET_OS_FAMILY_windows
>> +   #define CALL_TEST_FUNC_WITH_WRAPPER_IF_NEEDED(f) f()
>> + #endif
> I think it's better to use '#ifndef CALL_TEST_FUNC_WITH_WRAPPER_IF_NEEDED' instead of '#ifndef
> TARGET_OS_FAMILY_windows', isn't it?

You are right, it is more general. I will try it and do testing.

Thanks,
Vladimir

>
> Igor
>
> On 03/29/2014 05:28 AM, Vladimir Kozlov wrote:
>> http://cr.openjdk.java.net/~kvn/8038633/webrev/
>> https://bugs.openjdk.java.net/browse/JDK-8038633
>>
>> This is a bug tail of 8037226 changes.
>>
>> Windows need an exception wrapper around getPsrInfo_stub() call in order
>> to properly handle SEGV for YMM registers test.
>> The fix is based on code we already have in jni.cpp for
>> test_error_handler().
>>
>> Tested on machines which show the problem.
>>
>> It will be backported into jdk8u20 which also have 8037226 changes.
>>
>> Thanks,
>> Vladimir