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<title>ruby.git/coroutine/arm64/Context.S, branch v3_3_11</title>
<subtitle>The Ruby Programming Language</subtitle>
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<entry>
<title>coroutine/arm64: Skip saving/restoring x30 twice and use `autiasp`</title>
<updated>2023-12-22T02:30:00+00:00</updated>
<author>
<name>Yuta Saito</name>
<email>kateinoigakukun@gmail.com</email>
</author>
<published>2023-12-21T23:52:20+00:00</published>
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<content type='text'>
We don't need to save/restore x30 twice, and we can just use `ret`,
which uses x30 as return address register instead of explicit `ret &lt;reg&gt;`
instruction. This also allows us to use `autiasp` instead of `autia1716`
and we can skip setting SP/LR to x16/x17.

Also the size of register save area is shrunk by 16 bytes due to the
removal of extra x30 save/restore.
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<pre>
We don't need to save/restore x30 twice, and we can just use `ret`,
which uses x30 as return address register instead of explicit `ret &lt;reg&gt;`
instruction. This also allows us to use `autiasp` instead of `autia1716`
and we can skip setting SP/LR to x16/x17.

Also the size of register save area is shrunk by 16 bytes due to the
removal of extra x30 save/restore.
</pre>
</div>
</content>
</entry>
<entry>
<title>coroutine/arm64/Context.S: Append PAC/BTI note section if needed</title>
<updated>2023-12-22T02:30:00+00:00</updated>
<author>
<name>Yuta Saito</name>
<email>kateinoigakukun@gmail.com</email>
</author>
<published>2023-12-21T06:21:37+00:00</published>
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<id>2d004decde80566c5b004c5b832e8a1ab007965f</id>
<content type='text'>
Fixes https://bugs.ruby-lang.org/issues/20029
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Fixes https://bugs.ruby-lang.org/issues/20029
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</content>
</entry>
<entry>
<title>coroutine/arm64/Context.S: Insert `bti c` as BTI landing pad</title>
<updated>2023-12-22T02:30:00+00:00</updated>
<author>
<name>Yuta Saito</name>
<email>kateinoigakukun@gmail.com</email>
</author>
<published>2023-12-21T06:19:25+00:00</published>
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</pre>
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</content>
</entry>
<entry>
<title>coroutine/arm64: Sign return address if PAC enabled</title>
<updated>2023-12-22T02:30:00+00:00</updated>
<author>
<name>Yuta Saito</name>
<email>kateinoigakukun@gmail.com</email>
</author>
<published>2023-12-21T05:42:39+00:00</published>
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<id>d9e5564ccd0e460b7685b786d21cf386b229e2a9</id>
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</pre>
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</content>
</entry>
<entry>
<title>coroutine: Darwin on ARM64 needs alignment of 2^2</title>
<updated>2021-04-01T10:51:06+00:00</updated>
<author>
<name>David CARLIER</name>
<email>devnexen@gmail.com</email>
</author>
<published>2021-03-31T20:28:58+00:00</published>
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<id>68a8f611e01c1e43a7362f590316268ccf7865c5</id>
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</content>
</entry>
<entry>
<title>coroutine mac m1 update.</title>
<updated>2021-03-22T14:32:07+00:00</updated>
<author>
<name>David CARLIER</name>
<email>devnexen@gmail.com</email>
</author>
<published>2021-03-05T20:47:19+00:00</published>
<link rel='alternate' type='text/html' href='https://git.ruby-lang.org/ruby.git/commit/?id=816a1d97fdcb46cec51f6fa25d191630698106d1'/>
<id>816a1d97fdcb46cec51f6fa25d191630698106d1</id>
<content type='text'>
using proper link register and frame pointer which equal x30/x29.
</content>
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<pre>
using proper link register and frame pointer which equal x30/x29.
</pre>
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</content>
</entry>
<entry>
<title>coroutine arm64 generating note.GNU-stack section for linux.</title>
<updated>2021-03-05T01:26:00+00:00</updated>
<author>
<name>David Carlier</name>
<email>devnexen@gmail.com</email>
</author>
<published>2021-03-04T21:43:23+00:00</published>
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<id>c230ccdba6cda107f3a5bcd540afa3e75677a676</id>
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</pre>
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</entry>
<entry>
<title>Prefix export symbol prefix to coroutine_transfer</title>
<updated>2020-07-05T08:27:12+00:00</updated>
<author>
<name>Nobuyoshi Nakada</name>
<email>nobu@ruby-lang.org</email>
</author>
<published>2020-07-05T08:27:12+00:00</published>
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</content>
</entry>
<entry>
<title>Removed trailing spaces [ci skip]</title>
<updated>2020-07-05T08:12:20+00:00</updated>
<author>
<name>Nobuyoshi Nakada</name>
<email>nobu@ruby-lang.org</email>
</author>
<published>2020-07-05T08:12:20+00:00</published>
<link rel='alternate' type='text/html' href='https://git.ruby-lang.org/ruby.git/commit/?id=04c704c5c967ea9bded6bf645439fe59c7d9f7d6'/>
<id>04c704c5c967ea9bded6bf645439fe59c7d9f7d6</id>
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</content>
</entry>
<entry>
<title>Remove "All Rights Reserved." from Copyright statement.</title>
<updated>2019-12-27T23:41:47+00:00</updated>
<author>
<name>Samuel Williams</name>
<email>samuel.williams@oriontransfer.co.nz</email>
</author>
<published>2019-12-27T23:41:47+00:00</published>
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