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Hi Evgeny,<br>
<br>
I think you intended to post to: <a class="moz-txt-link-abbreviated" href="mailto:hotspot-compiler-dev@openjdk.org">hotspot-compiler-dev@openjdk.org</a><br>
<br>
Thanks,<br>
Vicente<br>
<br>
<div class="moz-cite-prefix">On 5/22/24 16:59, Astigeevich, Evgeny
wrote:<br>
</div>
<blockquote type="cite" cite="mid:13E4349A-31B0-4F8B-98ED-ABCB5360C673@amazon.co.uk">
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<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">I’d
like to discuss what options we have to prevent bugs like <a href="https://bugs.openjdk.org/browse/JDK-8324874" moz-do-not-send="true" class="moz-txt-link-freetext">https://bugs.openjdk.org/browse/JDK-8324874</a>
“AArch64: crypto pmull based CRC32/CRC32C intrinsics clobber
V8-V15 registers”.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">I
am thinking about something like:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">“<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">{
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"> ABIVerifier
abi_verifier(masm);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">
…<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">
Some assembly code<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">}
// When we leave the block abi_verifier will check ABI
compliance
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">“<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">An
alternative way might to enable ABI verification via
StubCodeMark.</span><span style="font-size:12.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">Kind
regrads,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt" lang="EN-US">Evgeny
Astigeevich<o:p></o:p></span></p>
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<br>
<br>
<br>
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<br>
<br>
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