[Bug target/84041] [nvptx] Hang in for-3.c

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84041

--- Comment #5 from Tom de Vries <vries at gcc dot gnu.org> ---
Author: vries
Date: Mon Apr  9 13:22:00 2018
New Revision: 259233

URL: https://gcc.gnu.org/viewcvs?rev=259233&root=gcc&view=rev
Log:
[nvptx] Add memory_barrier insn

2018-04-09  Tom de Vries  <t...@codesourcery.com>

        PR target/84041
        * config/nvptx/nvptx.md (define_c_enum "unspecv"): Add UNSPECV_MEMBAR.
        (define_expand "*memory_barrier"): New define_expand.
        (define_insn "memory_barrier"): New insn.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/nvptx/nvptx.md