rtld: Sligtly optimizing .rtld_start on aarch64
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Authored by dchagin on Jul 2 2023, 3:38 PM.

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andrew

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rG5645dfb41ae0: rtld: Sligtly optimizing .rtld_start on aarch64

Summary

Use the LDP (load pair registers) instruction to load entry point
arguments from the stack.

Diff Detail

Repository

rG FreeBSD src repository

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Event Timeline

dchagin created this revision.Jul 2 2023, 3:38 PM

Herald added a reviewer: andrew. · View Herald TranscriptJul 2 2023, 3:38 PM

Herald added subscribers: bdragon, emaste, imp. · View Herald Transcript

dchagin requested review of this revision.Jul 2 2023, 3:38 PM

Harbormaster completed remote builds in B52384: Diff 124103.Jul 2 2023, 3:38 PM

This revision was not accepted when it landed; it landed in state Needs Review.Jul 7 2023, 4:56 PM

Closed by commit rG5645dfb41ae0: rtld: Sligtly optimizing .rtld_start on aarch64 (authored by dchagin). · Explain Why

This revision was automatically updated to reflect the committed changes.

dchagin added a commit: rG5645dfb41ae0: rtld: Sligtly optimizing .rtld_start on aarch64.

Revision Contents
Changeset List

Path

Size

libexec/

rtld-elf/

aarch64/

rtld_start.S

5 lines

Diff 124294

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libexec/rtld-elf/aarch64/rtld_start.S

rtld: Sligtly optimizing .rtld_start on aarch64ClosedPublicActions