The Popular Toolchain for Renesas RX Receives An Update Today (Release 2020q4)

The highly popular Renesas target, RX, is receiving a refreshed version of the toolchain today, for the second time this year. The updates, improvements or issues resolved are documented below.

The release notes for each of these platforms may be found below, covering what changes each of these new toolchain versions bring:

  • GCC for Renesas (Windows | Linux)
    1. [GCC] [Bug Fix]  Fixed a bug related to the stack usage calculation.
    2. [Binutils] [Bug Fix] Using FPU instructions with RX1xx processor will now correctly generate a “target CPU type does not support floating point” error message.
    3. [Documentation][Fix] gcc.pdf now correctly shows the definition of -mrelax.
  • Known issues
    • For a full list of known issues, please refer to this toolchain’s release notes available here.

The Linux installer for this toolchain also offers command-line flags to automate installation as much as possible, as well as the ability to also act as an uninstaller for the toolchains. Therefore, the installer can both install and uninstall the toolchain from one or more paths from your Linux distribution. The release notes for the toolchain also include the list of the currently known issues presented above, to which we fully commit to adequately handle in the coming updates.

We are deeply grateful for any feedback you may have regarding this release, so please let us know if you have any questions or comments.