rtld: Microoptimize rtld_start on i386
ClosedPublic
Actions

Authored by dchagin on Jul 9 2023, 12:15 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Tue, Sep 8, 2:13 AM

	Unknown Object (File)
	Sun, Sep 6, 2:21 PM

	Unknown Object (File)
	Sun, Sep 6, 6:17 AM

	Unknown Object (File)
	Sat, Sep 5, 5:00 PM

	Unknown Object (File)
	Sat, Sep 5, 12:48 PM

	Unknown Object (File)
	Sat, Sep 5, 11:07 AM

	Unknown Object (File)
	Sat, Sep 5, 8:51 AM

	Unknown Object (File)
	Fri, Sep 4, 9:44 PM

View All Files

Subscribers

bdragon

imp

Details

Reviewers

kib

Commits

rG86c63225ea21: rtld: Microoptimize rtld_start on i386

Summary

Initial stack pointer is always preserved in calle-saved %esi,
use it bellow to pass initial stack pointer to _rtld().

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

dchagin created this revision.Jul 9 2023, 12:15 PM

Herald added subscribers: bdragon, imp. · View Herald TranscriptJul 9 2023, 12:15 PM

dchagin requested review of this revision.Jul 9 2023, 12:15 PM

Harbormaster completed remote builds in B52521: Diff 124375.Jul 9 2023, 12:15 PM

dchagin added a reviewer: kib.Jul 9 2023, 12:17 PM

kib accepted this revision.Jul 9 2023, 1:45 PM

This revision is now accepted and ready to land.Jul 9 2023, 1:45 PM

Closed by commit rG86c63225ea21: rtld: Microoptimize rtld_start on i386 (authored by dchagin). · Explain WhyJul 11 2023, 12:12 PM

This revision was automatically updated to reflect the committed changes.

dchagin added a commit: rG86c63225ea21: rtld: Microoptimize rtld_start on i386.

Revision Contents
Changeset List

Path

Size

libexec/

rtld-elf/

i386/

rtld_start.S

3 lines

Diff 124486

View Options

libexec/rtld-elf/i386/rtld_start.S

rtld: Microoptimize rtld_start on i386ClosedPublicActions