[Bug gas/20141] New: .arch .avx512f doesn't enable upper 16 vector registers

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=20141

            Bug ID: 20141
           Summary: .arch .avx512f doesn't enable upper 16 vector
                    registers
           Product: binutils
           Version: 2.27 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gas
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
                CC: kirill.yukhin at intel dot com
  Target Milestone: ---

address@hidden tmp]$ cat b.s
.arch corei7
.arch .avx512f
vmovntdq        %zmm16, (%rcx)
address@hidden tmp]$ gcc -c b.s
b.s: Assembler messages:
b.s:3: Error: bad register name `%zmm16'
address@hidden tmp]$ 

There should be no error.

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