[Bug target/101366] memset codegen for constant sized does not use SSE instructions

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101366

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |hjl.tools at gmail dot com

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
Should be fixed by

https://gcc.gnu.org/pipermail/gcc-patches/2021-July/574249.html

which generates:

        movsbl  -1(%rdi), %eax
        pxor    %xmm0, %xmm0
        movd    %eax, %xmm15
        pshufb  %xmm0, %xmm15
        movups  %xmm15, (%rdi)
        movups  %xmm15, 16(%rdi)
        movups  %xmm15, 32(%rdi)
        movups  %xmm15, 48(%rdi)
        ret