On 9/30/20 9:58 AM, Igor Mammedov wrote: > On Wed, 30 Sep 2020 00:43:43 +0200 > Philippe Mathieu-Daudé <phi...@redhat.com> wrote: > >> Cover from Samuel Ortiz from (part 1) [1]: >> >> This patchset allows for building and running ARM targets with TCG >> disabled. [...] >> >> The rationale behind this work comes from the NEMU project where we're >> trying to only support x86 and ARM 64-bit architectures, without >> including the TCG code base. We can only do so if we can build and run >> ARM binaries with TCG disabled. > > I don't recall exact reason but TCG variant is used by bios-tables-test > to test arm/virt so it will probably break that > (it has something to do with how KVM uses CPU/GIC, which was making > ACPI tables not stable (i.e. depend on host), so comparison with master > tables was failing)
Not a problem, we can restrict bios-tables-test to TCG. I don't expect the KVM-only build being able to run many of our current tests, as most of them expect TCG. I'll have a look at restricting the TCG-dependent tests after this series get accepted. > >> >> v4 almost 2 years later... [2]: >> - Rebased on Meson >> - Addressed Richard review comments >> - Addressed Claudio review comments >> >> v3 almost 18 months later [3]: >> - Rebased >> - Addressed Thomas review comments >> - Added Travis-CI job to keep building --disable-tcg on ARM >> >> v2 [4]: >> - Addressed review comments from Richard and Thomas from v1 [1] >> >> Regards, >> >> Phil. >> >> [1]: https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02451.html >> [2]: https://www.mail-archive.com/qemu-devel@nongnu.org/msg689168.html >> [3]: https://www.mail-archive.com/qemu-devel@nongnu.org/msg641796.html >> [4]: https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg05003.html >> >> Green CI: >> - https://cirrus-ci.com/build/4572961761918976 >> - https://gitlab.com/philmd/qemu/-/pipelines/196047779 >> - https://travis-ci.org/github/philmd/qemu/builds/731370972 >> >> Based-on: <20200929125609.1088330-1-phi...@redhat.com> >> "hw/arm: Restrict APEI tables generation to the 'virt' machine" >> https://www.mail-archive.com/qemu-devel@nongnu.org/msg745792.html >> >> Philippe Mathieu-Daudé (10): >> accel/tcg: Add stub for cpu_loop_exit() >> meson: Allow optional target/${ARCH}/Kconfig >> target/arm: Select SEMIHOSTING if TCG is available >> target/arm: Restrict ARMv4 cpus to TCG accel >> target/arm: Restrict ARMv5 cpus to TCG accel >> target/arm: Restrict ARMv6 cpus to TCG accel >> target/arm: Restrict ARMv7 R-profile cpus to TCG accel >> target/arm: Restrict ARMv7 M-profile cpus to TCG accel >> target/arm: Reorder meson.build rules >> .travis.yml: Add a KVM-only Aarch64 job >> >> Samuel Ortiz (1): >> target/arm: Do not build TCG objects when TCG is off >> >> Thomas Huth (1): >> target/arm: Make m_helper.c optional via CONFIG_ARM_V7M >> >> default-configs/arm-softmmu.mak | 3 -- >> meson.build | 8 +++- >> target/arm/cpu.h | 12 ------ >> accel/stubs/tcg-stub.c | 5 +++ >> target/arm/cpu_tcg.c | 4 +- >> target/arm/helper.c | 7 ---- >> target/arm/m_helper-stub.c | 73 +++++++++++++++++++++++++++++++++ >> .travis.yml | 35 ++++++++++++++++ >> hw/arm/Kconfig | 32 +++++++++++++++ >> target/arm/Kconfig | 4 ++ >> target/arm/meson.build | 40 +++++++++++------- >> 11 files changed, 184 insertions(+), 39 deletions(-) >> create mode 100644 target/arm/m_helper-stub.c >> create mode 100644 target/arm/Kconfig >> >