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Zephyr SDK (Toolchains, Development Tools)

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Add RISCV ISA rv64-imfc support. --- GCC PR: https://github.com/zephyrproject-rtos/gcc/pull/26

New extensions related to riscv has been added in gcc 14. Zephyr SDK should be updated to support use of new features which has been introduced in later gcc versions....

enhancement
area: GCC

Hi there, i have installed Zepyhr and the SDK according to the zephyr website. When i tried to build an example i got the following error message. `/home/hannes/zephyr-sdk-0.16.5/sysroots/x86_64-pokysdk-linux/usr/bin/dtc: /home/hannes/zephyr-sdk-0.16.5/sysroots/x86_64-pokysdk-linux/lib/libc.so.6: version...

question

``` C:\Users\carles\src\tmp\仄費羅斯\zephyr\zephyr>C:/Users/carles/bin/zephyr-sdk-0.16.1/aarch64-zephyr-elf/bin/aarch64-zephyr-elf-gcc.exe c:\Users\carles\src\tmp\仄費羅斯\zephyr\zephyr\kernel\banner.c cc1.exe: fatal error: c:\Users\carles\src\tmp\????\zephyr\zephyr\kernel\banner.c: Invalid argument compilation terminated. ``` Note that GNU Arm Embedded doesn't work either: ``` C:\Users\carles\src\tmp\仄費羅斯\zephyr\zephyr>"c:\Users\carles\bin\gnuarmemb\10 2021.10\bin\arm-none-eabi-gcc.exe" c:\Users\carles\src\tmp\仄費羅斯\zephyr\zephyr\kernel\banner.c arm-none-eabi-gcc.exe: error: c:\Users\carles\src\tmp\????\zephyr\zephyr\kernel\banner.c: Invalid argument arm-none-eabi-gcc.exe:...

enhancement
platform: Windows

~This commit pulls in the fix for the Microblaze gcc atomic compare-and-swap issue where atomic cas returns the inverse Boolean value of what it should. https://github.com/zephyrproject-rtos/gcc/pull/21~ These patchsets fixes many...

area: GCC
area: Binutils
area: GDB
area: Toolchain

Was "maintainability: do not check in generated code" Currently, the version of gcc that is contained in the Zephyr SDK (https://github.com/zephyrproject-rtos/gcc) contains some generated code that is checked-in (e.g. `./configure`...

area: Documentation

https://github.com/zephyrproject-rtos/zephyr/issues/62444 asks whether the lack of 64-bit integer output support in the 'integer only' printf variant is a bug or a feature. I'd like to hear what others think about...

enhancement
area: Picolibc

Running `setup.sh -t all` with a Full SDK downloads and installs all the toolchains again. This should be ignored or provide a warning when using the Full SDK.

bug
area: Distribution Bundle

## Overview Newlib (and picolibc) currently does not provide the `long double` math functions (i.e. the math functions suffixed with `l` such as `acoshl`) for `aarch64-zephyr-elf`, `riscv64-zephyr-elf` and `x86_64-zephyr-elf` targets...

enhancement
area: Newlib
area: Picolibc

This enables multilib support for building GCC. This is needed to support both CALL0 and Windowed ABIs. Needs: https://github.com/zephyrproject-rtos/gcc/pull/23