[Bug target/92098] [9 Regression] After r262333, the following code cannot be vectorized on powerpc64le.

[helijia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92098

--- Comment #3 from Li Jia He <helijia at gcc dot gnu.org> ---
Author: helijia
Date: Mon Dec  2 06:23:56 2019
New Revision: 278892

URL: https://gcc.gnu.org/viewcvs?rev=278892&root=gcc&view=rev
Log:
[rs6000]Fix PR92098 by backporting vec_cmp and vcond_mask supports to
gcc-9-branch

As PR92132 added vec_cmp_* and vcond_mask_* supports on trunk.  This is a
partial backport of vec_{cmp,cmpu}<mode><mode> interface and related expand
to gcc-9-branch to fix PR92098.

gcc/ChangeLog

2019-12-02  Li Jia He  <helijia@linux.ibm.com>

        Partial backport from mainline
        PR target/92098
        2019-11-08  Kewen Lin  <linkw@gcc.gnu.org>

        PR target/92132
        * config/rs6000/predicates.md
        (signed_or_equality_comparison_operator): New predicate.
        (unsigned_or_equality_comparison_operator): Likewise.
        * config/rs6000/rs6000.md (one_cmpl<mode>2): Remove expand.
        (one_cmpl<mode>3_internal): Rename to one_cmpl<mode>2.
        * config/rs6000/vector.md
        (vcond_mask_<mode><mode> for VEC_I and VEC_I): New expand.
        (vec_cmp<mode><mode> for VEC_I and VEC_I): Likewise.
        (vec_cmpu<mode><mode> for VEC_I and VEC_I): Likewise.

gcc/testsuite/ChangeLog

2019-12-02  Li Jia He  <helijia@linux.ibm.com>

        Partial backport from trunk
        PR target/92098
        2019-11-08  Kewen Lin  <linkw@gcc.gnu.org>

        PR target/92132
        * gcc.target/powerpc/pr92132-fp-1.c: New test.
        * gcc.target/powerpc/pr92132-fp-2.c: New test.


Added:
    branches/gcc-9-branch/gcc/testsuite/gcc.target/powerpc/pr92098-int-1.c
    branches/gcc-9-branch/gcc/testsuite/gcc.target/powerpc/pr92098-int-2.c
Modified:
    branches/gcc-9-branch/gcc/ChangeLog
    branches/gcc-9-branch/gcc/config/rs6000/predicates.md
    branches/gcc-9-branch/gcc/config/rs6000/rs6000.md
    branches/gcc-9-branch/gcc/config/rs6000/vector.md
    branches/gcc-9-branch/gcc/testsuite/ChangeLog