On Wed, Jun 28, 2023 at 12:33 AM Philippe Mathieu-Daudé <[email protected]> wrote: > > Per Anup Patel in [*]: > > > Currently, we only support running rv64 guest on rv64 host > > and rv32 guest on rv32 host. > > > > In the future, we might support running rv32 guest on rv64 > > host but as of now we don't see a strong push for it. > > Therefore, when only using the KVM accelerator it is pointless > to build qemu-system-riscv32 on a rv64 host (or qemu-system-riscv64 > on a rv32 host). Restrict meson to only build the correct binary, > avoiding to waste ressources building unusable code. > > [*] > https://lore.kernel.org/qemu-devel/caahsdy2jerheeoec1xkqhpo3adz4ykeyqspt4s8ykjcyta+...@mail.gmail.com/ > > Based-on: <[email protected]> > "target/riscv: Allow building without TCG (KVM-only so far)" > https://lore.kernel.org/qemu-devel/[email protected]/ > > Philippe Mathieu-Daudé (2): > target/riscv: Only unify 'riscv32/64' -> 'riscv' for host cpu in meson > target/riscv: Only build KVM guest with same wordsize as host
Thanks! Applied to riscv-to-apply.next Alistair > > meson.build | 15 +++++++-------- > 1 file changed, 7 insertions(+), 8 deletions(-) > > -- > 2.38.1 > >
