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As suggested in PR 91201 to avoid zero-extension to HImode for SSE4.1 targets. 2019-08-02 Uroš Bizjak <ubizjak@gmail.com> PR target/91201 * config/i386/sse.md (*vec_extractv16qi_zext): New insn pattern. testsuite/ChangeLog: 2019-08-02 Uroš Bizjak <ubizjak@gmail.com> PR target/91201 * gcc.target/i386/sse4_1-pr91201.c: New test. Bootstrapped and regression tested on x86_64-linux-gnu {,-m32}. Committed to mainlin SVN. Uros.
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