History log of /freebsd/lib/libc/string/ffsll.c (Results 1 – 14 of 14)
Revision (<<< Hide revision tags) (Show revision tags >>>) Date Author Comments
Revision tags: release/14.0.0
# 559a218c 01-Nov-2023 Warner Losh <imp@FreeBSD.org>

libc: Purge unneeded cdefs.h

These sys/cdefs.h are not needed. Purge them. They are mostly left-over
from the $FreeBSD$ removal. A few in libc are still required for macros
that cdefs.h defines. Kee

libc: Purge unneeded cdefs.h

These sys/cdefs.h are not needed. Purge them. They are mostly left-over
from the $FreeBSD$ removal. A few in libc are still required for macros
that cdefs.h defines. Keep those.

Sponsored by: Netflix
Differential Revision: https://reviews.freebsd.org/D42385

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# 1d386b48 16-Aug-2023 Warner Losh <imp@FreeBSD.org>

Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/


# 3f5788e0 11-Jul-2023 Robert Clausecker <fuz@FreeBSD.org>

lib/libc/string/ffs*.c: work around gcc warning

Gcc warns of infinite recursion if we use __builtin_ffs*() to
implement ffs*(). This is because gcc uses ffs() to implement
these on some platforms.

lib/libc/string/ffs*.c: work around gcc warning

Gcc warns of infinite recursion if we use __builtin_ffs*() to
implement ffs*(). This is because gcc uses ffs() to implement
these on some platforms. Sidestep the warning by using
__builtin_ctz*() for these.

Sponsored by: FreeBSD Foundation
Reported by: jlduran@gmail.com, jhb
Fixes: ee8b0c43 (D40730)
Reviewed by: jhb, mhorne
Approved by: jhb
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D40966

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# ee8b0c43 23-Jun-2023 Robert Clausecker <fuz@FreeBSD.org>

lib/libc/string: replace ffs/fls implementations with clang builtins

Most architectures we support (except for riscv64) have instructions
to compute these functions very quickly. Replace old code w

lib/libc/string: replace ffs/fls implementations with clang builtins

Most architectures we support (except for riscv64) have instructions
to compute these functions very quickly. Replace old code with the
ffs and clz builtin functions, allowing clang to generate good code
for all architectures.

As a consequence, toss out arm and i386 ffs() implementations.

Sponsored by: FreeBSD Foundation
Approved by: mhorne
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D40730

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Revision tags: release/13.2.0, release/12.4.0, release/13.1.0, release/12.3.0, release/13.0.0, release/12.2.0, release/11.4.0, release/12.1.0, release/11.3.0, release/12.0.0, release/11.2.0
# 82725ba9 23-Nov-2017 Hans Petter Selasky <hselasky@FreeBSD.org>

Merge ^/head r325999 through r326131.


# 8a16b7a1 20-Nov-2017 Pedro F. Giffuni <pfg@FreeBSD.org>

General further adoption of SPDX licensing ID tags.

Mainly focus on files that use BSD 3-Clause license.

The Software Package Data Exchange (SPDX) group provides a specification
to make it easier f

General further adoption of SPDX licensing ID tags.

Mainly focus on files that use BSD 3-Clause license.

The Software Package Data Exchange (SPDX) group provides a specification
to make it easier for automated tools to detect and summarize well known
opensource licenses. We are gradually adopting the specification, noting
that the tags are considered only advisory and do not, in any way,
superceed or replace the license texts.

Special thanks to Wind River for providing access to "The Duke of
Highlander" tool: an older (2014) run over FreeBSD tree was useful as a
starting point.

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Revision tags: release/10.4.0, release/11.1.0, release/11.0.1, release/11.0.0, release/10.3.0, release/10.2.0, release/10.1.0, release/9.3.0, release/10.0.0, release/9.2.0
# d1d01586 05-Sep-2013 Simon J. Gerraty <sjg@FreeBSD.org>

Merge from head


# 40f65a4d 07-Aug-2013 Peter Grehan <grehan@FreeBSD.org>

IFC @ r254014


# 552311f4 17-Jul-2013 Xin LI <delphij@FreeBSD.org>

IFC @253398


# cfe30d02 19-Jun-2013 Gleb Smirnoff <glebius@FreeBSD.org>

Merge fresh head.


Revision tags: release/8.4.0
# 3fb3b97c 28-May-2013 Ed Maste <emaste@FreeBSD.org>

Renumber clauses to reduce diffs to other versions

NetBSD, OpenBSD, and Android's Bionic number the clauses 1 through 3,
so follow suit to make comparison easier.


Revision tags: release/9.1.0, release/8.3.0_cvs, release/8.3.0, release/9.0.0, release/7.4.0_cvs, release/8.2.0_cvs, release/7.4.0, release/8.2.0, release/8.1.0_cvs, release/8.1.0, release/7.3.0_cvs, release/7.3.0, release/8.0.0_cvs, release/8.0.0, release/7.2.0_cvs, release/7.2.0, release/7.1.0_cvs, release/7.1.0
# e57c2b13 04-Dec-2008 Dag-Erling Smørgrav <des@FreeBSD.org>

integrate from head@185615


Revision tags: release/6.4.0_cvs, release/6.4.0
# 4a723bd2 03-Nov-2008 Konstantin Belousov <kib@FreeBSD.org>

Add the ffsll and flsll functions. These are ffs and fls operating
on long long arguments.

Reviewed by: bde (previous version, that included asm implementation
for all ffs and fls functions on i386

Add the ffsll and flsll functions. These are ffs and fls operating
on long long arguments.

Reviewed by: bde (previous version, that included asm implementation
for all ffs and fls functions on i386 and amd64)
MFC after: 2 weeks

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Revision tags: release/6.4.0_cvs, release/6.4.0
# 4a723bd2 03-Nov-2008 Konstantin Belousov <kib@FreeBSD.org>

Add the ffsll and flsll functions. These are ffs and fls operating
on long long arguments.

Reviewed by: bde (previous version, that included asm implementation
for all ffs and fls functions on i386

Add the ffsll and flsll functions. These are ffs and fls operating
on long long arguments.

Reviewed by: bde (previous version, that included asm implementation
for all ffs and fls functions on i386 and amd64)
MFC after: 2 weeks

show more ...