[Qemu-devel] [Bug 1793608] Re: qemu doesn't seem to support lxvwsx for POWER9 target

2018-09-22 Thread Sergey Evlashev
Small clarification to the bug description above. Host architecture: x86_64 (AMD64) Instructions used for building QEMU 3.0.0 from source are here: https://github.com/VectorChief/UniSIMD-assembler/blob/master/INSTALL The command line for emulating POWER9 target is below: qemu-ppc64le -cpu POWER9

[Qemu-devel] [Bug 1793608] [NEW] qemu doesn't seem to support lxvwsx for POWER9 target

2018-09-20 Thread Sergey Evlashev
Public bug reported: When running a simple program built for POWER9 on QEMU 3.0.0 in linux- user mode, it crashes with a message: "illegal instruction". It turns out that lxvwsx instruction "Load Word and Splat Indexed" is not supported. If workaround is implemented by issuing two separate instruc