[AArch64] Split X-reg UBFX into W-reg LSR when possible
authorKyrylo Tkachov <kyrylo.tkachov@arm.com>
Fri, 16 Dec 2016 16:24:26 +0000 (16:24 +0000)
committerKyrylo Tkachov <ktkachov@gcc.gnu.org>
Fri, 16 Dec 2016 16:24:26 +0000 (16:24 +0000)
commitbcb036c515a43d2c3ded6399aa486fbc3d7f8a76
treee93ba6beedbbf1e6e73ee6f7352cb482ff41b05d
parent17f3bb6d2547e75cac271f19cc04d8fe3cb0bf5f
[AArch64] Split X-reg UBFX into W-reg LSR when possible

* config/aarch64/aarch64.md: New define_split above insv<mode>.

* gcc.target/aarch64/ubfx_lsr_1.c: New test.

From-SVN: r243755
gcc/ChangeLog
gcc/config/aarch64/aarch64.md
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.target/aarch64/ubfx_lsr_1.c [new file with mode: 0644]