[Bug target/64134] (vector float){0, 0, b, a} Uses stores when it does not need to

Mon, 20 Apr 2015 03:30:26 -0700 

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64134

--- Comment #3 from alalaw01 at gcc dot gnu.org ---
Author: alalaw01
Date: Mon Apr 20 10:29:26 2015
New Revision: 222229

URL: https://gcc.gnu.org/viewcvs?rev=222229&root=gcc&view=rev
Log:
[AArch64] PR/64134: Make aarch64_expand_vector_init use 'ins' more often

gcc/:

    PR target/64134
    * config/aarch64/aarch64.c (aarch64_expand_vector_init): Load constant
    and overwrite variable parts if <= 1/2 the elements are variable.

gcc/testsuite/:

    PR target/64134
    * gcc.target/aarch64/vec_init_1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/aarch64/vec_init_1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/aarch64/aarch64.c
    trunk/gcc/testsuite/ChangeLog

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