On OpenBSD we always want IBT-compatible PLT entries. Currently we use
repoline PLT entries that were changed to include the necessary endbr64
instructions. But with -Wl,-znoretpolineplt we would s

On OpenBSD we always want IBT-compatible PLT entries. Currently we use
repoline PLT entries that were changed to include the necessary endbr64
instructions. But with -Wl,-znoretpolineplt we would still emit non-BIT
PLT entries under certain circumstances. Fix this.

ok deraadt@, guenther@

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Collect .openbsd.syscalls sections into a new PT_OPENBSD_SYSCALLS segment.
This will be used soon to pin system calls to designated call sites.

ok deraadt@

merge lld-16.0.6

Implement support for PT_OPENBSD_NOBTCFI in lld(1). This can be set using
the -z nobtcfi option.

ok deraadt@

In the linkers, collect objects in section "openbsd.mutable" and place
them into a page-aligned region in the bss, with the right markers for
kernel/ld.so to identify the region and skip making it im

In the linkers, collect objects in section "openbsd.mutable" and place
them into a page-aligned region in the bss, with the right markers for
kernel/ld.so to identify the region and skip making it immutable.
While here, fix readelf/objdump versions to show all of this.
ok miod kettenis

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Merge LLVM 13.0.0.

Merge LLVM 11.1.0.

Import LLVM 11.1.0 release including clang, lld and lldb.

Import LLVM 10.0.1 including clang, lld and lldb.

Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty