Integrated: 8297417: Poly1305IntrinsicFuzzTest fails with tag mismatch exception
Volodymyr Paprotski
duke at openjdk.org
Fri Nov 25 07:10:52 UTC 2022
On Wed, 23 Nov 2022 02:59:30 GMT, Volodymyr Paprotski <duke at openjdk.org> wrote:
> From https://github.com/openjdk/jdk/pull/10582, `t0` gets clobbered if `rscratch` is used. Example, [here](https://github.com/openjdk/jdk/blob/09f70dad2fe3f0691afacded6c38f61fa8a0d28d/src/hotspot/cpu/x86/stubGenerator_x86_64_poly.cpp#L605-L606):
>
>
> __ mov(t0, a0);
> __ andq(t0, ExternalAddress(poly1305_mask44()), rscratch); // First limb (R^4[43:0])
This pull request has now been integrated.
Changeset: 74d3bacc
Author: Volodymyr Paprotski <volodymyr.paprotski at intel.com>
Committer: Kim Barrett <kbarrett at openjdk.org>
URL: https://git.openjdk.org/jdk/commit/74d3baccb332c07f4ce58a53d7e9d36d3d4b8318
Stats: 24 lines in 2 files changed: 0 ins; 2 del; 22 mod
8297417: Poly1305IntrinsicFuzzTest fails with tag mismatch exception
Reviewed-by: sviswanathan, vlivanov, rcastanedalo, thartmann
-------------
PR: https://git.openjdk.org/jdk/pull/11308
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