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Sean Khan d03b567b66 tools: mold: update to 2.31.0
New:
- mold is now up to 10% faster when linking very large, debug
  info-enabled executables such as Blender (~1.8 GiB) or Clang (~3.8
  GiB), thanks to several improvements we've made to the string merging
  algorithm. (53ebcd8, d714301, 40f6b17, c9faf3d)
- -z start-stop-visibility=hidden is now supported so that
  linker-synthesized __start_<section-name> and __stop_<section-name>
  symbols can be completely hidden from other ELF modules. Previously,
  only -z start-stop-visibility=protected was supported. (99a5b15)
- -Bsymbolic-non-weak and -Bsymbolic-non-weak-functions options are now
  supported for compatibility with LLVM lld. Just like lld, these options
  control which symbols are exported as dynamic symbols.
  -Bsymbolic-non-weak makes the linker to export only weak symbols,
  whereas -Bsymbolic-non-weak-functions makes it to export only weak
  function symbols. (7d17aa8)

Bug fixes and compatibility improvements:

- Previously, if a linker script contains a newline character in the
  beginning four bytes of a file, it was not recognized as a linker
  script by mold. Now, mold allows newlines at the beginning of a file.
  (ea054cc)
- Under rare circumstances, the INPUT linker script command may have
  found a different file than GNU ld would. Now, mold's behavior aligns
  with GNU ld's. (163975d)
- Previously, the --repro option produced corrupted tar files. Now the
  bug has been fixed. (32c4a09)
- mold generally guarantees that its output is reproducible, meaning that
  if you run the linker with the exact same command line options and
  input files, the output is guaranteed to be bit-for-bit identical to
  the previous outputs. However, under rare circumstances, it might
  produce different output due to a bug. It's reported that this
  nondeterminism caused random crashes for some programs (#1247). This
  bug has been fixed. (6463a7c)
- mold no longer sets the address of the .text section as the entry point
  address if --entry option is not given, just like LLVM lld. (020b1a7)
- [RISC-V] __global_pointer$ symbol is now exported from executables as
  required by the processor-specific ABI. (3df7c8e)
- [ARM32] --long-plt option is now recognized as known option by mold.
  mold ignores the option, though, because the PLTs generated by our
  linker is always long. (d432e98)

Release Notes:
https://github.com/rui314/mold/releases/tag/v2.31.0

Signed-off-by: Sean Khan <datapronix@protonmail.com>
Link: https://github.com/openwrt/openwrt/pull/15403
Signed-off-by: Robert Marko <robimarko@gmail.com>
2024-05-09 10:45:29 +02:00
.devcontainer/ci-env devcontainer: Add development environment for gihub codespace 2023-10-30 23:34:26 +01:00
.github uboot-bmips: Add U-Boot for the BMIPS target 2024-05-01 21:30:32 +02:00
LICENSES
config loongarch64: new target 2024-05-04 14:14:16 +08:00
include build: also generate the CycloneDX SBOM in imagebuilder 2024-05-07 22:26:10 +02:00
package ucode: update to Git HEAD (2024-05-09) 2024-05-09 00:56:56 +02:00
scripts scripts/kernel_bump: Fix commit text formatting 2024-04-29 00:24:02 +02:00
target rockchip: switch to kernel 6.6 2024-05-09 10:43:37 +02:00
toolchain toolchain: glibc: Update glibc 2.38 to recent HEAD 2024-05-04 20:03:47 +02:00
tools tools: mold: update to 2.31.0 2024-05-09 10:45:29 +02:00
.gitattributes
.gitignore .gitignore: ignore link if target is included from feed 2023-07-26 17:45:11 +02:00
BSDmakefile
COPYING
Config.in build: scripts/config - update to kconfig-v5.14 2022-02-19 13:10:01 +01:00
Makefile build: fix pkg-config detection when inside of a nix-shell 2023-11-02 20:26:32 +01:00
README.md README: replace "MacOSX" with "macOS" 2024-04-01 18:46:30 +02:00
feeds.conf.default Revert "feeds: use git-src-full to allow Git versioning" 2023-05-23 14:38:55 +02:00
rules.mk toolchain/wrapper: fill and reference info.mk in staging_dir ext toolchain 2024-04-21 17:59:17 +02:00

README.md

OpenWrt logo

OpenWrt Project is a Linux operating system targeting embedded devices. Instead of trying to create a single, static firmware, OpenWrt provides a fully writable filesystem with package management. This frees you from the application selection and configuration provided by the vendor and allows you to customize the device through the use of packages to suit any application. For developers, OpenWrt is the framework to build an application without having to build a complete firmware around it; for users this means the ability for full customization, to use the device in ways never envisioned.

Sunshine!

Download

Built firmware images are available for many architectures and come with a package selection to be used as WiFi home router. To quickly find a factory image usable to migrate from a vendor stock firmware to OpenWrt, try the Firmware Selector.

If your device is supported, please follow the Info link to see install instructions or consult the support resources listed below.

An advanced user may require additional or specific package. (Toolchain, SDK, ...) For everything else than simple firmware download, try the wiki download page:

Development

To build your own firmware you need a GNU/Linux, BSD or macOS system (case sensitive filesystem required). Cygwin is unsupported because of the lack of a case sensitive file system.

Requirements

You need the following tools to compile OpenWrt, the package names vary between distributions. A complete list with distribution specific packages is found in the Build System Setup documentation.

binutils bzip2 diff find flex gawk gcc-6+ getopt grep install libc-dev libz-dev
make4.1+ perl python3.7+ rsync subversion unzip which

Quickstart

  1. Run ./scripts/feeds update -a to obtain all the latest package definitions defined in feeds.conf / feeds.conf.default

  2. Run ./scripts/feeds install -a to install symlinks for all obtained packages into package/feeds/

  3. Run make menuconfig to select your preferred configuration for the toolchain, target system & firmware packages.

  4. Run make to build your firmware. This will download all sources, build the cross-compile toolchain and then cross-compile the GNU/Linux kernel & all chosen applications for your target system.

The main repository uses multiple sub-repositories to manage packages of different categories. All packages are installed via the OpenWrt package manager called opkg. If you're looking to develop the web interface or port packages to OpenWrt, please find the fitting repository below.

  • LuCI Web Interface: Modern and modular interface to control the device via a web browser.

  • OpenWrt Packages: Community repository of ported packages.

  • OpenWrt Routing: Packages specifically focused on (mesh) routing.

  • OpenWrt Video: Packages specifically focused on display servers and clients (Xorg and Wayland).

Support Information

For a list of supported devices see the OpenWrt Hardware Database

Documentation

Support Community

  • Forum: For usage, projects, discussions and hardware advise.
  • Support Chat: Channel #openwrt on oftc.net.

Developer Community

License

OpenWrt is licensed under GPL-2.0