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[Bug gas/26703] New: Support x86 micro-architecture ISA level marker


From: hjl.tools at gmail dot com
Subject: [Bug gas/26703] New: Support x86 micro-architecture ISA level marker
Date: Sat, 03 Oct 2020 15:45:47 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=26703

            Bug ID: 26703
           Summary: Support x86 micro-architecture ISA level marker
           Product: binutils
           Version: 2.36 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gas
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---
            Target: i386,x86-64

GCC 11 supports -march=x86-64-v[234] to enable x86 micro-architecture ISA
levels:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97250

Support GNU_PROPERTY_X86_ISA_1_V[234] marker:

https://gitlab.com/x86-psABIs/x86-64-ABI/-/merge_requests/13

in x86 ELF binaries to indicate that micro-architecture ISA levels required
to execute the binary.

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