On Fri, 8 Apr 2022 00:55:50 GMT, Srinivas Vamsi Parasa <d...@openjdk.java.net> 
wrote:

>> I have few comments.
>
> Hi Vladimir (@vnkozlov),
> 
> Incorporated all the suggestions you made in the previous review and pushed a 
> new commit.
> Please let me know if anything else is needed.
> 
> Thanks,
> Vamsi

> @vamsi-parasa I got failures in new tests when run with `-XX:UseAVX=3 
> -XX:+UnlockDiagnosticVMOptions -XX:+UseKNLSetting ` flags:
> 
> ```
> # A fatal error has been detected by the Java Runtime Environment:
> #
> #  SIGFPE (0x8) at pc=0x00007f2fa8c674ea, pid=3334, tid=3335
> #
> # JRE version: Java(TM) SE Runtime Environment (19.0) (fastdebug build 
> 19-internal-2022-04-08-0157190.vladimir.kozlov.jdkgit)
> # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 
> 19-internal-2022-04-08-0157190.vladimir.kozlov.jdkgit, mixed mode, sharing, 
> tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
> # Problematic frame:
> # J 504% c2 compiler.intrinsics.TestLongUnsignedDivMod.testDivideUnsigned()V 
> (48 bytes) @ 0x00007f2fa8c674ea [0x00007f2fa8c672a0+0x000000000000024a]
> #
> ```
> 
> ```
> # A fatal error has been detected by the Java Runtime Environment:
> #
> #  SIGFPE (0x8) at pc=0x00007fb8c0c4fb18, pid=3309, tid=3310
> #
> # JRE version: Java(TM) SE Runtime Environment (19.0) (fastdebug build 
> 19-internal-2022-04-08-0157190.vladimir.kozlov.jdkgit)
> # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 
> 19-internal-2022-04-08-0157190.vladimir.kozlov.jdkgit, mixed mode, sharing, 
> tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
> # Problematic frame:
> # J 445 c2 compiler.intrinsics.TestIntegerUnsignedDivMod.divmod(III)V (23 
> bytes) @ 0x00007fb8c0c4fb18 [0x00007fb8c0c4fae0+0x0000000000000038]
> #
> ```

Hi Vladimir (@vnkozlov), fixed it in the new commit, could you pls check? 
This is being caused by lack of control() node in udiv/umod related nodes. 
After adding the control() node, the tests are passing for me. Thanks for 
pointing this out!

-------------

PR: https://git.openjdk.java.net/jdk/pull/7572

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