[PATCH] Add missing expander for vector float_extend and float_truncate [PR target/95125]

[Hongtao Liu via Gcc-patches]

  Bootstrap is ok, regression test on i386/x86-64 backend is ok.

gcc/ChangeLog
        PR target/95125
        * config/i386/sse.md (sf2dfmode_lower): New mode attribute.
        (trunc<mode><sf2dfmode_lower>2) New expander.
        (extend<sf2dfmode_lower><mode>2): Ditto.

gcc/testsuite/ChangeLog
        * gcc.target/i386/pr95125-avx.c: New test.
        * gcc.target/i386/pr95125-avx512f.c: Ditto.

--
BR,
Hongtao

0001-Add-missing-expander-for-vector-float_extend-and-flo.patch
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