[Bug libdw/26696] New: Support SVE dwarf

woodard at redhat dot com sourceware-bugzilla@sourceware.org
Thu Oct 1 20:18:19 GMT 2020


https://sourceware.org/bugzilla/show_bug.cgi?id=26696

            Bug ID: 26696
           Summary: Support SVE dwarf
           Product: elfutils
           Version: unspecified
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: libdw
          Assignee: unassigned at sourceware dot org
          Reporter: woodard at redhat dot com
                CC: elfutils-devel at sourceware dot org
  Target Milestone: ---

SVE is starting to appear on aarch64. There are a few enhancements needed
within elfutils's DWARF support needed to support SVE. These changes are
outlined here:
https://static.docs.arm.com/100985/0000/abi_sve_aadwarf_100985_0000_00_en.pdf

In particular it the Z registers aren't yet described in
backends/aarch64_regs.c 
and neither is the Vector granule pseudo register.

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