Re: [Qemu-devel] [PATCH v2] target/xtensa: linux-user: add call0 ABI support

2019-08-26 Thread Max Filippov
On Mon, Aug 26, 2019 at 11:17 AM Max Filippov wrote: > > Xtensa binaries built for call0 ABI don't rotate register window on > function calls and returns. Invocation of signal handlers from the > kernel is therefore different in windowed and call0 ABIs. > There's currently no way to determine xten

[Qemu-devel] [PATCH v2] target/xtensa: linux-user: add call0 ABI support

2019-08-26 Thread Max Filippov
Xtensa binaries built for call0 ABI don't rotate register window on function calls and returns. Invocation of signal handlers from the kernel is therefore different in windowed and call0 ABIs. There's currently no way to determine xtensa ELF binary ABI from the binary itself. Add handler for the --