https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103275

--- Comment #16 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by hongtao Liu
<liuho...@gcc.gnu.org>:

https://gcc.gnu.org/g:eb8ff3cbc09e029ca0cbd0d8b09bcaba162ab95a

commit r11-9257-geb8ff3cbc09e029ca0cbd0d8b09bcaba162ab95a
Author: liuhongt <hongtao....@intel.com>
Date:   Wed Nov 17 15:48:37 2021 +0800

    Don't allow mask/sse/mmx mov in TLS code sequences.

    As change in assembler, refer to [1], this patch disallow mask/sse/mmx
    mov in TLS code sequences which require integer MOV instructions.

    [1]
https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=d7e3e627027fcf37d63e284144fe27ff4eba36b5

    gcc/ChangeLog:

            PR target/103275
            * config/i386/constraints.md (Bk): New
            define_memory_constraint.
            * config/i386/i386-protos.h (ix86_gpr_tls_address_pattern_p):
            Declare.
            * config/i386/i386.c (ix86_gpr_tls_address_pattern_p): New
            function.
            * config/i386/i386.md (*movsi_internal): Don't allow
            mask/sse/mmx move in TLS code sequences.
            (*movdi_internal): Ditto.

    gcc/testsuite/ChangeLog:

            * gcc.target/i386/pr103275.c: New test.

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