From 9d48f29a0c62d368778771d0d5c0d5e7ef081ae1 Mon Sep 17 00:00:00 2001
From: Marcel Koch <marcel.koch@uni-muenster.de>
Date: Tue, 23 Oct 2018 11:16:01 +0200
Subject: [PATCH] silence read_no_write warning for vectorized buffer
---
python/dune/perftool/blockstructured/vectorization.py | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/python/dune/perftool/blockstructured/vectorization.py b/python/dune/perftool/blockstructured/vectorization.py
index 3946e16d..0d7fb00c 100644
--- a/python/dune/perftool/blockstructured/vectorization.py
+++ b/python/dune/perftool/blockstructured/vectorization.py
@@ -4,7 +4,7 @@ import pymbolic.primitives as prim
from loopy.match import Tagged, Id, Writes, Or
-from dune.perftool.generation import get_global_context_value, silenced_warning
+from dune.perftool.generation import get_global_context_value
from dune.perftool.loopy.target import dtype_floatingpoint
from dune.perftool.loopy.temporary import DuneTemporaryVariable
from dune.perftool.loopy.symbolic import substitute
@@ -349,6 +349,7 @@ def add_iname_array(knl, vec_iname):
scope=lp.temp_var_scope.PRIVATE, dtype=np.float64,
base_storage=vec_iname + '_buff',
_base_storage_access_may_be_aliasing=True)
+ silenced_warning = ["read_no_write({})".format(vector_name)]
new_insns = [lp.Assignment(assignee=prim.Subscript(prim.Variable(array_name), (prim.Variable(vec_iname),)),
expression=prim.Variable(vec_iname),
@@ -366,7 +367,8 @@ def add_iname_array(knl, vec_iname):
new_insns.append(insn)
knl = knl.copy(instructions=new_insns,
- temporary_variables=dict(**knl.temporary_variables, **new_temporaries),)
+ temporary_variables=dict(**knl.temporary_variables, **new_temporaries),
+ silenced_warnings=knl.silenced_warnings + silenced_warning)
knl = lp.duplicate_inames(knl, [vec_iname], within=Id('init_{}_buffer'.format(vec_iname)))
--
GitLab